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How to use keptDiffs method in fast-check-monorepo

Best JavaScript code snippet using fast-check-monorepo

is.js

Source:is.js

1var fs        = require('fs');2var moment    = require('moment');3var Validator = require('jsonschema').Validator;4var diff      = require('deep-diff').diff;5// Note that for reporting to have correct line numbers, must start functions with6// function FNAME( and start description with 'is.FNAME()'.7// TODO: Get this list by reading directory.8var schemas = {};9schemas["1.1"] = require("./schemas/HAPI-data-access-schema-1.1.json");10schemas["2.0"] = require("./schemas/HAPI-data-access-schema-2.0-1.json");11schemas["2.1"] = require("./schemas/HAPI-data-access-schema-2.1.json");12schemas["3.0"] = require("./schemas/HAPI-data-access-schema-3.0.json");13schemas["3.1"] = require("./schemas/HAPI-data-access-schema-3.1.json");14function prod(arr) {15	// TODO: Also in tests.js. Move to lib.js (and create lib.js)16	// Compute product of array elements.17	return arr.reduce(function(a,b){return a*b;})18}19function callerName() {20    return "is." + callerName.caller.name + "()";21}22function versions() {23	arr = [];24	for (key in schemas) {25		arr.push(key);26	}27	return arr.sort();28}29exports.versions = versions;30function HAPIVersion(version) {31	var	got = version;32	var t = false;33	if (versions().includes(version)) {34		t = true;35	} else {36		got = "'" + version + "', which is not valid or not implemented by verifier. Will use " + versions().pop();37	}38	return {"description": "is.HAPIVersion(): Expect HAPI version in JSON response to be one of " + JSON.stringify(versions()), "error": t != true, "got": got};	39}40exports.HAPIVersion = HAPIVersion;41function schema(version) {42	var json = schemas[version];43	if (!json) {44		return false;45	} else {46		return schemas[version];47	}48}49exports.schema = schema;50function timeregexes(version) {51	json = schemas[version];52	if (!json) {53		return false;54	}55	var tmp = json.HAPIDateTime.anyOf;56	var regexes = [];57	for (var i = 0;i < tmp.length;i++) {58		regexes[i] = tmp[i].pattern;59	}60	return regexes;61}62exports.timeregexes = timeregexes;63function trailingZfix(str) {64	// moment.js does not consider date only with trailing Z to be valid ISO860165	if (/^[0-9][0-9][0-9][0-9]-[0-9][0-9]-[0-9][0-9]Z$|^[0-9][0-9][0-9][0-9]-[0-9][0-9][0-9]Z$/.test(str)) {66		str = str.slice(0, -1) + "T00Z";67	} 68	return str;69}70exports.trailingZfix = trailingZfix;71function isinteger(str) {72	return parseInt(str) < 2^31 - 1 && parseInt(str) > -2^31 && parseInt(str) == parseFloat(str) && /^[-+]?[0-9]*\.?[0-9]+([eE][-+]?[0-9]{1,3})?$/.test(str.trim());73}74function isfloat(str) {75	return Math.abs(parseFloat(str)) < Number.MAX_VALUE && /^[-+]?[0-9]*\.?[0-9]+([eE][-+]?[0-9]{1,3})?$/.test(str.trim())76}77function RequestError(err,res,timeoutType,timeoutObj) {78	var tout = timeoutObj[timeoutType]["timeout"];79	var when = timeoutObj[timeoutType]["when"];80	if (!err) {81		// Remove nonsense extra precision on timings.82		var timings = res.timings;83		for (var key in timings) {84			timings[key] = timings[key].toFixed(1);85		}86		var timingPhases = res.timingPhases;87		for (var key in timingPhases) {88			timingPhases[key] = timingPhases[key].toFixed(1);89		}90		var timeInfo = "";91		if (timingPhases && timings) {92			timeInfo = JSON.stringify(timings) + ", " + JSON.stringify(timingPhases);93			timeInfo = " <a href='https://github.com/request/request#requestoptions-callback'>Timing info [ms]</a>: " + timeInfo;94		}95		return {"description":"is.RequestError(): Expect no request error for timeout of " + tout + " ms used when " + when,"error": false,"got": "No error." + timeInfo};96	}97	if (err.code === "ETIMEDOUT") {98		// https://github.com/request/request/blob/master/request.js#L84699		return {"description":"is.RequestError(): Expect HTTP headers and start of response body in less than " + tout + " ms when " + when,"error": true,"got": "ETIMEDOUT"};100	} else if (err.code === "ESOCKETTIMEDOUT") {101		//https://github.com/request/request/blob/master/request.js#L811102		 return {"description":"is.RequestError(): Expect time interval between bytes sent to be less than " + tout + " ms when " + when,"error": true,"got": "ESOCKETTIMEDOUT"};103	} else if (err.code === "ECONNRESET") {104		return {"description":"is.RequestError(): Expect connection to not be reset by server","error": true,"got": "ECONNRESET"};105	} else if (err.code === "ECONNREFUSED") {106		return {"description":"is.RequestError(): Expect connection to not be refused by server","error": true,"got": "ECONNREFUSED"};107	} else {108		return {"description":"is.RequestError(): Probably URL is malformed.","error":true,"got":err};109	}110}111exports.RequestError = RequestError;112function CadenceValid(cadence) {113	var md = moment.duration(cadence);114	var t = md._isValid;115	// moment.duration("PT720") gives md._isValid = true and116	// md._milliseconds = 0. (Need H, M, S at end)117	if (md._milliseconds == 0 && md._days == 0 && md._months == 0) {118		t = false;119	}120	return {"description": "is.CadenceValid(): Expect cadence to be a valid ISO8601 duration", "error": t == false, "got": cadence};121}122exports.CadenceValid = CadenceValid;123function CadenceOK(cadence,start,stop,what) {124	if (!cadence) return; // Don't do test; no cadence given.125	if (!stop) return {"description":"is.CadenceOK(): Need more than two lines to do cadence comparison with consecutive samples.","error":true,"got":"One line."}126	//console.log(start)127	//console.log(stop)128	start = trailingZfix(start);129	stop = trailingZfix(stop);130	var startms = moment(start).valueOf();131	var stopms = moment(stop).valueOf();132	var md = moment.duration(cadence);133	var R = (stopms-startms)/md._milliseconds;134	if (what === "start/stop") {135		t = R > 1;136		var got = "(stopDate-startDate)/cadence = " + (stopms-startms)/md._milliseconds;137		return {"description":"is.CadenceOK(): Expect (stopDate-startDate)/cadence > 1","error":t != true,"got":got}138	}139	if (what === "sampleStart/sampleStop") {140		t = R > 10;141		var got = "(sampleStartDate-sampleStopDate)/cadence = " + (stopms-startms)/md._milliseconds;142		return {"description":"is.CadenceOK(): Expect (sampleStopDate-sampleStartDate)/cadence > 10","error":t != true,"got":got}143	}144	if (what === "consecsamples") {145		t = R > 10;146		var got = "Cadence/(time[i+1]-time[i]) = " + (stopms-startms)/md._milliseconds;147		return {"description":"is.CadenceOK(): Expect (t[i+1]-t[i])/cadence > 10","error":t != true,"got":got}148	}149}150exports.CadenceOK = CadenceOK;151function CIdentifier(arr,type) {152	var re_str = "[_a-zA-Z][_a-zA-Z0-9]{1,30}";153	var arr_fail = [];154	for (var i = 0; i < arr.length;i++) {155		var re = new RegExp(re_str);156		var t = re.test(arr[i]);157		if (!t) {158			arr_fail.push(arr[i]);159		}160	}161	var got = "All " + type + "(s) match.";162	if (arr_fail.length > 0) {163		console.log(arr_fail);164		got = "Non-matching " + type + "(s):" + JSON.stringify(arr_fail);165	}166	return {"description": "is.CIdentifier(): Expect " + type + " to match c identifier regex '" + re_str + "'.", "error": arr_fail.length > 0, "got": got};167}168exports.CIdentifier = CIdentifier;169function ErrorCorrect(code,wanted,what) {170	if (what === "httpcode") {171		return {"description": "is.ErrorCorrect(): Expect HTTP code in JSON to be " + wanted, "error": code != wanted, "got": code};172	}173	if (what === "hapicode") {174		t = code == wanted175		var got = code;176		if (t != true) {got = code + "."}177		return {"description": "is.ErrorCorrect(): Expect HAPI code in JSON to be " + wanted, "error": t != true, "got": got};178	}179}180exports.ErrorCorrect = ErrorCorrect;181function StatusInformative(message,wanted,what) {182	var re = new RegExp(wanted);183	var t = re.test(message);184	var got = message;185	if (t !== true) {got = message + "."}186	if (what === "hapistatus") {187		var l = "<a href='https://github.com/hapi-server/verifier-nodejs/wiki#status-informative'>(Explanation.)</a>";188		return {"description": "is.StatusInformative(): Want HAPI status message in JSON response to contain the string '" + wanted + "' (default HAPI error message). " + l, "error": t !== true, "got": "'" + message + "'"};189	}190	if (what === "httpstatus") {191		var l = "<a href='https://github.com/hapi-server/verifier-nodejs/wiki#status-informative'>(Explanation.)</a>";192		return {"description": "is.StatusInformative(): Want HTTP status message to contain the string '" + wanted + "' (default HAPI error message). " + l, "error": t !== true, "got": "'" + message + "'"};193	}194}195exports.StatusInformative = StatusInformative;196function nFields(header, pn) {197	if (pn !== undefined && pn !== null) {198		// One parameter199		var nf = 1; // Number of fields (columns) counter (start at 1 since time checked already)200		if (!header.parameters[pn]["size"]) {201			nf = nf + 1; // Width of field (number of columns of field)202		} else {203			nf = nf + prod(header.parameters[pn]["size"]);204		}205	} else {206		// All parameters207		var nf = 0; // Number of fields (columns) counter208		for (var i = 0;i < header.parameters.length;i++) {209			if (!header.parameters[i]["size"]) {210				nf = nf + 1; // Width of field (number of columns of field)211			} else {212				nf = nf + prod(header.parameters[i]["size"]);213			}		214		}215	}216	return nf;	217}218function csvToArray(text) {219	// https://stackoverflow.com/a/41563966/1491619220    let p = '', row = [''], ret = [row], i = 0, r = 0, s = !0, l;221    for (l of text) {222        if ('"' === l) {223            if (s && l === p) row[i] += l;224            s = !s;225        } else if (',' === l && s) l = row[++i] = '';226        else if ('\n' === l && s) {227            if ('\r' === p) row[i] = row[i].slice(0, -1);228            row = ret[++r] = [l = '']; i = 0;229        } else row[i] += l;230        p = l;231    }232    return ret;233}234function FileLineOK(header,body,pn,what) {235	var nf = nFields(header, pn);236	var lines = csvToArray(body);237	if (what === "Ncolumns") {238		let t = false;239		let got = "(" + nf + ")" + " - (" + nf + ")";240		if (lines.length == 0) {241			got = "(0)" + " - (" + nf + ")";242		}243		for (var i = 0;i<lines.length-1;i++) {244			t = nf != lines[i].length;245			if (t) {246				got = "(" + line.length + ")" + " - (" + nf + ")";247				got = got + " on line " + (i+1);248				break;249			}250		}251		return {"description": callerName() + ': Expect (# of columns in CSV) - (# computed from length and size metadata) = 0.',"error":t,"got":got};252	}253	if (what === "fields") {254		if (type === "string") {255			line1 = csvToArray(lines[0])[0];256		}257		var len  = header.parameters[pn]["length"];258		var type = header.parameters[pn]["type"];259		var name = header.parameters[pn]["name"];260		var size = header.parameters[pn]["size"];261		var nf = 1; // Number of fields (columns) counter262					// (start at 1 since time checked already)263		if (!size) {264			nf = nf + 1; // Width of field (number of columns of field)265		} else {266			nf = nf + prod(size);267		}268		// TODO: Check all lines?269		for (var j=1;j < nf;j++) {270			if (j == 1 || j == nf-1) {var shush = false} else {shush = true}271			var extra = ' in column ' + j + ' on first line.'272			if (type === "string") {273				report(url,is.CorrectLength(line1[j],len,name,extra),{"warn":true,"shush":shush});274			}275			if (type === "isotime") {276				report(url,is.ISO8601(line1[j].trim(),extra));277				report(url,is.CorrectLength(line1[j],len,name,extra),{"warn":true,"shush":shush});278			}279			if (type === "integer") {280				report(url,is.Integer(line1[j],extra),{"shush":shush});281			}282			if (type === "double") {283				report(url,is.Float(line1[j],extra),{"shush":shush});284			}285		}286		//report(url,is.FileLineOK(header,body,bodyAll,pn,'Ncolumns'));287		// Note line.length - 1 = because split() adds extra empty288		// element at end if trailing newline.289	}290}291exports.FileLineOK = FileLineOK;292function FileContentSame(header,body,bodyAll,pn,what) {293	var nf = nFields(header, pn);294	var lines = body.split("\n");295	var linesAll = bodyAll.split("\n");296	if (what === "contentsame") {297		var e = false;298		var got = "Match";299		var desc = callerName() + ": Expect data response to be same as previous request given differing request URLs.";300		if (bodyAll !== body) { // byte equivalent301			if (lines.length != linesAll.length) { // # lines not same.302				e = true;303				got = lines.length + " rows here vs. " + linesAll.length + " rows previously.";304				return {"description": desc, "error": e, "got": got};		305			}306			// Look for location of difference.307			var line = "";308			var lineAll = "";309			var e1 = false;310			var e2 = false;311			for (var i=0;i<lines.length-1;i++) {312				line = lines[i].split(",");313				lineAll = linesAll[i].split(",");314				if (line.length != lineAll.length) {315					e1 = true;316					break;317				}318				for (var j=0;j<line.length-1;j++) {319					if (line[j].trim() !== lineAll[j].trim()) {320						e2 = true;321						break;322					}323				}324				if (e2) {break;}325			}326			if (e1) {327				got = line.length + " columns vs. " + lineAll.length + " columns on line " + (i+1) + ".";328				e = true;329				return {"description":desc, "error": e, "got": got};		330			}331			if (e2) {332				got = "Difference on line " + (i+1) + " column " + (nf+1) + ".";333				e = true;334				return {"description":desc, "error": e, "got": got};		335			}336			// TODO: Can e1 and e2 be false?337		}338		return {"description": desc, "error": e, "got": got};		339	}340	if (what === "subsetsame") {341		var lines = body.split("\n");342		var desc = callerName() + ": Expect data from one parameter request to match data from all parameter request.";343		var t = false;344		var got = "Match";345		var fc = 0; // First column of parameter.346		for (var i = 0;i < header.parameters.length;i++) {347			if (header.parameters[i]["name"] === header.parameters[pn]["name"]) {348				break;349			}350			if (!header.parameters[i]["size"]) {351				fc = fc + 1;352			} else {353				fc = fc + prod(header.parameters[i]["size"]);354			}355		}356		var desc = "Expect number of rows from one parameter request to match data from all parameter request.";357		var t = lines.length != linesAll.length;358		//console.log(lines)359		//console.log(linesAll)		360		var got = "Match";361		if (t) {362			got = " # rows in single parameter request = " + lines.length + " # in all parameter request = " + linesAll.length;363			return {"description": callerName() + ": " + desc,"error":t,"got":got};364		}365		var desc = callerName() + ": Expect content from one parameter request to match content from all parameter request.";366		t = false;367		var line = "";368		var lineAll = "";369		for (var i=0;i<lines.length-1;i++) {370			line = lines[i].split(",");371			lineAll = linesAll[i].split(",");372			if (line.length != lineAll.length) {373				// This error will be caught by Ncolumns test.374				return;375			}376			// Time377			if (line[0].trim() !== lineAll[0].trim()) {378				t = true;379				got = "Time column for parameter " + name + " does not match at time " + line[0] + ": Single parameter request: " + line[1] + "; All parameter request: " + lineAll[0] + ".";380			}381			var desc = "Expect number of columns from one parameter request to be equal to or less than number of columns in all parameter request.";382			var t = line.length > lineAll.length;383			got = " # columns in single parameter request = " + line.length + " # in all parameter request = " + lineAll.length;384			if (t) {385				return {"description": callerName() + ": " + desc,"error":t,"got":got};386			}387			var desc = "Expect data from one parameter request to match data from all parameter request.";388			got = "Match";389			t = false;390			// Parameter391			for (var j=0;j<nf-1;j++) {392				if (!line[1+j] || !lineAll[fc+1]) {393					t = false;394					got = "Problem with line " + (j) + ": " + line[1+j];395					break;396				}397				if (line[1+j].trim() !== lineAll[fc+j].trim()) {398					if (header.parameters[pn].name) {399						var name = "'" + header.parameters[pn].name + "'";400					} else {401						var name = "#" + header.parameters[pn].name;402					}403					if (nf == 2) {404						t = true;405						got = got + ". Parameter " + name + " does not match at time " + line[0] + ": Single parameter request: " + line[1] + "; All parameter request: " + lineAll[fc+j] + ".";406					} else {407						got = got + ". Parameter " + name + " field #" + j + " does not match at time " + line[0] + ": Single parameter request: " + line[1+j] + "; All parameter request: " + lineAll[fc+j] + ".";408					}409				}410			}411		}412		return {"description": callerName() + ": " + desc, "error": t,"got": got};413	}414}415exports.FileContentSame = FileContentSame;416function FileStructureOK(body,what,other,emptyExpected) {417	418	var desc,t,got;419	if (what === "emptyconsistent") {420		if (body === null || other === null) {421			return; // Can't do test due to previous failure.422		}423		if (body.length == 0 || other.length == 0) {424			if (body.length == 0 && other.length != 0) {425				return {"description": callerName() + ': If empty response for single parameter, expect empty response for all parameters.',"error": true,"got": "Single parameter body: " + body.length + " bytes. All parameter body: " + other.length + " bytes."};426			} else {427				return {"description": callerName() + ': If empty response for single parameter, expect empty response for all parameters.',"error": false,"got": "Both empty."};428			}429		} else {430			return; // Test is not relevant.431		}	432	}433	if (what === "empty") {434		var l = "<a href='https://github.com/hapi-server/verifier-nodejs/wiki#status-informative'>(Explanation.)</a>";435		var l2 = "<a href='https://github.com/hapi-server/verifier-nodejs/wiki#empty-body'>(Explanation.)</a>";436		var emptyIndicated = /HAPI 1201/.test(other);437		if (!body || body.length === 0) {438			if (emptyExpected && !emptyIndicated) {439				return {"description": callerName() + ": If data part of response has zero length, want 'HAPI 1201' in HTTP header status message. " + l2,"error": true,"got": "Zero bytes and HTTP header status message of '" + other + "'"};440			}441			if (!emptyExpected) {442				if (emptyIndicated) {443					return {"description": callerName() + ": A data part of response with zero bytes was not expected. " + l2,"error": false,"got": "Zero bytes (but 'HAPI 1201' is in HTTP header status message)."};444				} else {445					return {"description": callerName() + ": A data part of response with zero bytes was not expected. " + l2,"error": true,"got": "Zero bytes and no 'HAPI 1201' in HTTP header status message."};446				}447			}448		}449		if (body && body.length != 0 && emptyIndicated) {450			return {"description": callerName() + ": A data part of response with zero bytes was expected because 'HAPI 1201 in HTTP header status messsage." + l2,"error": false,"got": "'HAPI 1201' in HTTP header status message and " + body.length + " bytes."};451		}452		return {"description": callerName() + ": Expect nonzero-length data part of response.", "error": false,"got": body.length + " bytes."};		453	}454	if (what === "firstchar") {455		desc = "Expect first character of CSV response to be an integer.";456		t    = !/^[0-9]/.test(body.substring(0,1));457		got  = body.substring(0,1);458	}459	if (what === "lastchar") {460		desc = "Expect last character of CSV response be a newline.";461		t = !/\n$/.test(body.slice(-1));462		got = body.slice(-1).replace(/\n/g,"\\n");463		if (t) {464			got = "The character '" + got + "'";465		} else {466			got = "A newline.";467		}468	}469	if (what === "extranewline") {	470		desc = "Expect last two characters of CSV response to not be newlines.";471		t    = /\n\n$/.test(body.slice(-2));472		got  = body.slice(-2).replace(/\n/g,"\\n");473		if (t) {474			got = "Two newlines.";475		} else {476			got = "The characters '" + got + "'";477		}478	}479	if (what === "numlines") {480		var lines = body.split("\n");481		got = lines.length + " newlines";482		if (lines.length == 0) {483			got = "No lines.";484		} else {485			got = lines.length + " newlines";486		}487		desc = "Expect at least one newline in CSV response.";488		t = lines.length == 0489	}490	return {"description": callerName() + ": " + desc, "error": t,"got": got};491}492exports.FileStructureOK = FileStructureOK;493function LengthAppropriate(len,type,name) {494	var got = "Type = " + type + " and length = " + len + " for parameter " + name;495	if (/isotime|string/.test(type) && !len) {496		obj = {"description": "If type = string or isotime, length must be given", "error":true, "got": got};497	} else if (!/isotime|string/.test(type) && len) {498		obj = {"description": "If type = string or isotime, length must not be given", "error":true, "got": got};499	} else {500		obj = {"description": "Length may only be given for types string and isotime", "error":false, "got": got};501	}502	obj["description"] = "is.LengthAppropriate(): " + obj["description"];503	return obj;504}505exports.LengthAppropriate = LengthAppropriate;506function HeaderSame(headerInfo, headerBody) {507	// Compare header from info response with header in data response508	var differences = diff(headerInfo, headerBody);	509	var keptDiffs = [];510	//console.log(headerInfo);511	//console.log(headerBody);512	//console.log(differences);513	if (differences) {514		for (var i = 0; i < differences.length; i++) {515			if (differences[i].path[0] !== 'format' && differences[i].path[0] !== 'creationDate') {516				//console.log('path: ' + differences[i].path);517				var keep = true;518				for (j = 0; j < differences[i].path.length; j++) {519					//console.log("path[" + j + "] = " + differences[i].path[j]);520					if (typeof(differences[i].path[j]) === 'string' && differences[i].path[j].substring(0,2) === 'x_') {521						keep = false;522						break;523					}524				}525				if (keep) {526					keptDiffs.push(differences[i]);527				}528			}529		}530	}531	var desc = "is.HeaderSame(): Expect header in info response to match header in data response when 'include=header' requested.";532	if (keptDiffs.length == 0) {533		return {"description": desc, "error": false, "got": "Matching headers."};534	} else {535		var got = "Differences:\n" + JSON.stringify(keptDiffs);536		return {"description": desc, "error": true, "got": got};537	}538}539exports.HeaderSame = HeaderSame;540function FormatInHeader(header,type) {541	// https://github.com/hapi-server/data-specification/blob/master/hapi-2.1.1/HAPI-data-access-spec-2.1.1.md#info542	if (type == "nodata") {543		var t = 'format' in header;544		var got = 'No format given.'545		if (t) {546			got = "Format of '" + header.format + "' specified."547		}548		return {"description": "is.FormatInHeader(): Info response should not have 'format' specified.", "error": t, "got": got};		549	}550	if (type == "data") {551		var t = !('format' in header);552		var got = 'No format given.'553		if (!t) {554			got = "Format of '" + header.format + "' specified."555		}556		return {"description": "is.FormatInHeader(): Header in csv response should have 'format: csv' specified.", "error": t, "got": got};		557	}558}559exports.FormatInHeader = FormatInHeader;560function FirstParameterOK(header,what) {561	if (what == "name") {562		return {"description": "is.FirstParameterOK(): First parameter should (not must) be named 'Time' b/c clients will likely label first parameter as 'Time' on plot to protect against first parameter names that are not sensible.", "error": header.parameters[0].name !== "Time", "got": header.parameters[0].name};563	}564	if (what == "fill") {565		var t = false;566		var got = 'null';567		if (!('fill' in header.parameters[0])) {568			got = 'No fill entry.'569		}570		if (header.parameters[0].fill != null) {571			t = true;572			got = header.parameters[0].fill;573		}574		return {"description": "is.FirstParameterOK(): First parameter must have a fill of null or it should not be specified.", "error": t, "got": got};575	}576}577exports.FirstParameterOK = FirstParameterOK;578function BinsOK(name,bins,size) {579	if (!bins) {580		return;581	}582	var desc = "Expect bin units, label, centers, and ranges to have correct number of elements.";583	var err = false;584	var got = "";585	// Recursive check586	if (false && Array.isArray(bins[0])) {587		size.shift();588		BinsOK(name,bins[0],size);589		return {}; 590	}591	var err = false;592	var k = 1;593	if (size.length == 1) {594		k = 0;595	}596	if (size.length == 1 && bins.length != 1) {597		err = true;598		got = "Parameter " + name + ": bins.length = " + bins.length + " but should equal 1. ";599	}600	if (size.length > 1 && bins.length != size.length) {601		err = true;602		got = "Parameter " + name + ": bins.length (= " + bins.length + ") != size.length (= " + size.length + "). ";603	}604	if (size.length <= 2) {605		for (i=0; i < bins.length; i++) {606			if (bins[i].units && Array.isArray(bins[i].units) && bins[i].units.length > 1 && bins[i].units.length != size[k]) {607				err = true;	608				got = got + "Parameter " + name + ": wrong number of elements in units. Got " + bins[i].units.length + ". Expected 1 or " + size[k] + ". ";609			}610			if (bins[i].label && Array.isArray(bins[i].label) && bins[i].label.length > 1 && bins[i].label.length != size[k]) {611				err = true;612				got = got + "Parameter " + name + ": wrong number of elements in labels. Got " + bins[i].label.length + ". Expected 1 or " + size[k] + ". ";613			}614			if (bins[i].centers && bins[i].centers.length != size[i]) {615				err = true;616				got = got + "Parameter " + name + ": wrong number of elements in centers. Got " + bins[i].centers.length + ". Expected " + size[i] + ". ";617			}618			if (bins[i].ranges && bins[i].ranges.length != size[i]) {619				err = true;620				got = got + "Parameter " + name + ": wrong number of elements in ranges. Got " + bins[i].ranges.length + ". Expected " + size[i] + ". ";621			}622		}623	}624	if (got === "") {got = "Parameter " + name + " has correct number of elements."}625	if (units.length > 1 && size.length > 2) {626		got = "<span style='background-color:yellow'>size.length &gt; 2 for parameter " + name + ". Check not implemented.</span>"		627	}628	return {"description": "is.BinsOK(): " + desc, "error": err, "got": got};629}630exports.BinsOK = BinsOK;631function ArrayOK(name,units,size,type,version) {632	if (version !== "2.1") {633		return;634	}635	// "units": [["nT"],["nT","degrees","nT"]],636	// size = [N]637	// units = "u" 638	// units = ["u"]639	// units = ['u1','u2',...,'uN']640	// size = [N,M]641	// units = "u"642	// units = ["u"]643	// units = ['uN','uM']644	// units = [['u1',...,'u1M'],['u2',...,'uM'],...,['uN',...,'uNM']]645	if (Array.isArray(units)) {646		var desc = "Expect " + type + " to be a string or an array with appropriate structure. ";647		var err = false;648		var got = "";649		if (units.length > 1 && size.length == 1 && units.length != size[0]) {650			// size = [N], units = ['u1','u2',...,'uN'] case651			err = true;652			got = got + "if size.length == 1, " + type + " should have 1 element or size[0] elements. ";653		}654		if (units.length > 1 && size.length == 2) {655			for (var j = 0; j < units.length; j++) {656				if (Array.isArray(units[j])) {657					if (units[j].length != 1 && units[j].length != size[1]) {658						err = true;659						got = got + type + "[" + j + "] contains array; it should have 1 element or size[" + (1) + "] elements. ";660					}661				}662			}663		}664		if (got === "") {665			got = "parameter '" + name + "' " + type + " has appropriate structure.";666		} else {667			got = "parameter '" + name + "', size = " + JSON.stringify(size) + ", " + type + " = " + JSON.stringify(units) + ". " + got;			668		}669		if (units.length > 1 && size.length > 2) {670			got = "<span style='background-color:yellow'>size.length &gt; 2 for parameter " + name + ". Check not implemented.</span>"		671		}672		return {"description": "is.ArrayOK(): " + desc, "error": err, "got": got};673	}674}675exports.ArrayOK = ArrayOK;676// TODO: Use this677function checkdims(units,size,version) {678	var err = false;679	if (units && units !== null && typeof(units) !== "string") {680		// units is an array.681		// size passed assumed to always be an array682		var err = false;683		if (size.length == 1 && units.length == size[0]) {684			// e.g., size = [2] and units = ["m", "km"] is OK685			// So is size = [1] and units = ["m"] (but this should really be size = 1 and units = "m")686		} else {687			if (units.length !== size.length) {688				// Check that number of elements in units matches number in size.689				err = true;690			} else if (typeof(units[0]) !== 'object') {691				// If here, then size.length > 1. This checks for, e.g.,692				// units = ["m", "km"] and size = [1,2], which is wrong693				err = true;694			} else {695				// Check that ith subarray of units has length equal to ith value in size.696				for (var i = 0; i < units.length; i++) {697					if (units[i].length !== size[i]) {698						err = true;699						break;700					}				701				}702			}703		}704		return err;705	}706}707function UnitsOK(name,units,type,size) {708	if (type === 'isotime') {709		var err = false;710		if (typeof(units) === 'object') {711			for (var i = 0; i < units.length; i++) {712				for (var j = 0; j < units[i].length; j++) {713					if (units[i][j] !== "UTC") {714						err = true;715						break;716					}717				}718			}719		} else {720			var got = "type = '" + type + "' and units = '" + units + "' for parameter " + name + ".";721			if (units !== "UTC") {722				err = true;723			}			724		}725		return {"description": "is.UnitsOK(): Expect isotime units to be 'UTC'.", "error": err,"got": got};726	}727}728exports.UnitsOK = UnitsOK;729function FillOK(fill,type,len,name,what) {730	if (!fill) {return;} // No fill or fill=null so no test needed.731	var t = false;732	if (typeof(fill) === 'string') {733		var got = "fill = '" + fill + "' for parameter " + name + ".";734	} else {735		var got = "fill = " + fill + " for parameter " + name + ".";736	}737	var desc = "";738	if (what === "nullstring") {739		desc = "is.FillOK(): Expect fill value to not be the string 'null'.";740		if (fill === "null") {741			t = true;742			got  = " The string 'null'; Probably fill=null and not fill='null' was intended.";743		}744	}745	if (what === "isotime") {746		desc = "is.FillOK(): Expect length of fill value for a isotime parameter to be equal to length of the string parameter";747		if (len === fill.length && name !== "Time") {748			t = true;749			got  = got;750		}751	}752	if (what === "string") {753		desc = "is.FillOK(): Expect length of fill value for a string parameter to be <= length of the string parameter";754		if (len > fill.length) {755			t = true;756			got  = got + " string length = " + len + "; fill length = " + fill.length;757		}758	}759	if (what === "stringparse") {760		desc = "is.FillOK(): Expect fill value for a string parameter to not parse to an integer or float";761		if (isinteger(fill) || isfloat(fill)) {762			t = true;763			got  = got + " This was probably not intended.";764		}765	}766	if (what === "integer") {767		desc = "is.FillOK(): Expect fill value for a integer parameter to not have a decimal point";768		if (/\./.test(fill)) {769			t = true;770			got  = got + " This was probably not intended.";771		}772	}773	if (what === "double") {774		desc = "is.FillOK(): Expect fill value for a double parameter to not have a two or more non-zero decimal places.";775		if (/\.[1-9][1-9]/.test(fill)) {776			t = true;777			got  = got + " This is uncommon and was probably not intended.";778		}779	}780	return {"description": desc, "error": t,"got": got};781}782exports.FillOK = FillOK;783function SizeCorrect(nc,nf,header) {784	var t = nc == nf785	if (header.size) {786		var extra = "product of elements in size array " + JSON.stringify(header.size);787		var got = nc + " commas and " + extra + " = " + nf;788	} else {789		if (nf == 0) {790			var extra = "0 because only Time requested.";791		} else {792			var extra = "1 because no size given.";793		}794		var got = nc + " commas";795	}796	return {"description": "is.SizeCorrect(): Expect number of commas on first line to be " + extra, "error": t !=true,"got": got};797}798exports.SizeCorrect = SizeCorrect;799function SizeAppropriate(size,name,what) {800	if (!size) return; // Test not appropriate.801	if (typeof(size) !== 'object') return; // Test not appropriate.802	if (what === "needed") {803		// Test if all elements of size are 1.804		t = 0;805		for (var i=0;i<size.length;i++) {806			t = t + size[i];807		}808		t = t == size.length;809		return {"description": "is.SizeAppropriate(): Size is not needed if all elements are 1.", "error": t, "got": "size = " + JSON.stringify(size) + " for parameter " + name};810	}811	if (what === "2D+") {812		// Test size array has 2 or more elements.813		t = false;814		if (size) {815			t = (size.length > 1)816		}817		return {"description": "is.SizeAppropriate(): Size arrays with more than one element are experimental.", "error": t, "got": "size = " + JSON.stringify(size) + " for parameter " + name};818	}819}820exports.SizeAppropriate = SizeAppropriate;821function HTTP200(res){822	var body = "";823	if (res.statusCode != 200) {824		try {825			var json = JSON.parse(res.body);826			var body = " and JSON body\n\t" + JSON.stringify(body,null,4).replace(/\n/g,"\n\t");827		} catch (error) {828		}829		if (!body) {830			var body = " and non JSON.parse()-able body:\n" + res.body.replace(/\n/g,"\n\t");831		} else {832			var body = "";833		}834	}835	return {"description": "is.HTTP200(): Expect HTTP status code to be 200", "error": 200 != res.statusCode, "got": "HTTP status " + res.statusCode + body};836}837exports.HTTP200 = HTTP200;838function CorrectLength(str,len,name,required) {839	var extra = extra || ""840	var required = required || false841	var got = "(" + (str.length) + ") - (" + (len) + ")"842	var t = str.length != len;843	if (t && !required) {844		got = got + extra + " Not an error for format=csv, but will cause error for format=binary."845	}846	return {"description": 'is.CorrectLength(): Expect (trimmed length of ' + name + ' string parameter in CSV) - (parameters.'+ name + '.length) = 0.', "error": t, "got": got}847}848exports.CorrectLength = CorrectLength;849function TimeInBounds(lines,start,stop) {850	// Remove Z from all times so Date().getTime() gives local timezone time for all.851	// Javascript Date assumes all date/times are in local timezone.852	var start = start.trim().replace(/Z$/,"");853	var stop = stop.trim().replace(/Z$/,"");854	var firstTime = lines[0].split(",").shift().trim().replace(/Z$/,"");855	var lastTime = firstTime;856	// Find the last line with content.857	for (var i = 0;i<lines.length-1;i++) {858		if (lines[lines.length-i-1] !== '') {859			lastTime = lines[lines.length-i-1].split(",").shift().trim().replace(/Z$/,"");860			break;861		}862	}863	var got = "First time = " + firstTime + "; LastTime = " + lastTime;864	var t = moment(firstTime).valueOf() >=  moment(start).valueOf() && moment(lastTime).valueOf() <  moment(stop).valueOf();865	return {"description": "is.TimeInBounds(): Expect first time in CSV >= " + start + " and last time in CSV < " + stop + " (only checks to ms)","error": t != true,"got":got};866}867exports.TimeInBounds = TimeInBounds;868function TimeIncreasing(header,what) {869	if (what === "CSV") {870		var got = "Monotonically increasing time in CSV"871		var starttest = new Date().getTime();872		var ts = got;873		// Remove blanks (caused by extra newlines)874		header = header.filter(function(n){ return n != '' });875		// Don't run test if only one record.876		if (header.length == 1) {return;} 877		878		for (i = 0;i < header.length-1;i++) {879			var line = header[i].split(",");880			var linenext = header[i+1].split(",");881			//var t = new Date(linenext[0].trim()).getTime() > new Date(line[0].trim()).getTime();882			if (!line || !linenext) {883				t = false;884				got = "Problem with line " + (i) + " or " + (i+1);885				break;886			}887			try {888				var t = moment( trailingZfix(linenext[0].trim()) ).valueOf() > moment( trailingZfix(line[0].trim()) ).valueOf();889			} catch (e) {890				t = false;891				got = "Was not able to parse either " + linenext[0].trim() + " or " + line[0].trim();892				break;893			}894			//console.log(linenext[0].trim())895			//console.log(moment.valueOf(linenext[0].trim()))896			if (!t) {897				var ts = "Time(line="+(i+1)+") > Time(line="+i+")";898				var got = "line " + (i+1) + " = "+ linenext[0] + "; line " + (i) + " = " + line[0];899				break;			900			}901			if (new Date().getTime() - starttest > 10) {902				// Stop testing after 10 ms.903				got = got + " in first " + (i+1) + " lines.";904				break;905			}906		}907	}908	if (what === "{start,stop}Date") {909		var start = trailingZfix(header.startDate);910		var stop  = trailingZfix(header.stopDate);911		var ts = "info.startDate < info.stopDate";912		//var t = new Date(start).getTime() < new Date(stop).getTime();913		var t = moment(start).valueOf() < moment(stop).valueOf();914		var got = "startDate = " + start + "; stopDate = " + stop;915	}916	if (what === "sample{Start,Stop}Date") {917		var start = trailingZfix(header.sampleStartDate);918		var stop  = trailingZfix(header.sampleStopDate);919		if (!start && !stop) return false;920		if (start && stop) {921			//var t = new Date(start).getTime() < new Date(stop).getTime();922			var t = moment(start).valueOf() < moment(stop).valueOf();923			var ts = "info.sampleStartDate < info.sampleStopDate";924			var got = "sampleStartDate = " + start + "; sampleStopDate = " + stop;925		} else {926			if (!stop) {927				var ts = "info.sampleStartDate does not have a matching sampleStopDate";928				var t = false;929				var got = "a missing date";930			} else {931				var ts = "info.sampleStopDate does not have a matching sampleStartDate";932				var t = false;933				var got = "a missing date";				934			}935		}936	}937	if (t) {938		got = got.replace(">","<");939	}940	return {"description": "is.TimeIncreasing(): Expect " + ts, "error": t != true, "got":got};941}942exports.TimeIncreasing = TimeIncreasing;943function ISO8601(str,extra) {944	// TODO: Change to HAPIISO8601.945	// https://github.com/hapi-server/data-specification/issues/54946	var extra = extra || ""947	var t  = moment(trailingZfix(str),moment.ISO_8601).isValid();948	var ts = "moment('" + trailingZfix(str) + "',moment.ISO_8601).isValid() == true"+extra;949	return {"description":"is.ISO8601(): Expect " + ts,"error":t != true,"got":"moment(" + trailingZfix(str) + ",moment.ISO_8601).isValid() = " + t};950}951exports.ISO8601 = ISO8601;952function HAPITime(isostr,version) {953	schemaregexes = timeregexes(version);954	// schemaregexes come from list in a schema file in ./schemas.955	var got,str,result;956	var t = true;957	if (typeof(isostr) === 'object') {958		var starttest = new Date().getTime();959		got = "Valid HAPI Time strings";960		for (var i = 0; i < isostr.length; i++) {961			if (isostr[i] === '') {break};962			str = isostr[i].split(",")[0].trim();963			result = HAPITime(str,version);964			if (result.error == true) {965				t = false;966				got = "'" + str + "'" + " is not a valid HAPI Time string.";967				if (!/Z$/.test(str)) {968					got = got + " (Missing trailing Z.)";969				}970				if (!/^[0-9]$/.test(str)) {971					got = got + " (First character is not [0-9].)";972				}973				break;974			}975			if (new Date().getTime() - starttest > 10) {976				// Stop testing after 10 ms.977				got = got + " in first " + (i+1) + " lines.";978				break;979			}980			//console.log(isostr[i] + " " + t)981		}982		var url = "https://github.com/hapi-server/verifier-nodejs/tree/master/schemas/HAPI-data-access-schema-"+version+".json";983		return {"description":"is.HAPITime(): Expect time column to contain valid <a href='"+url+"'>HAPI " + version + " HAPITime strings</a>","error":t != true,"got":got};984	}985	// Tests if a string is a valid HAPI time representation, which is a subset of ISO 8601.986	// Two tests are made: (1) A set of regular expressions in the JSON schema (see ./schemas)987	// and (2) A set of semantic tests.988	// The semantic tests are that:989	// (1) DOY can be no more than 365 on non-leap years, 366 on leap years,990	// (2) DOM must be valid991	function isleap(year) {return ((year % 4 == 0) && (year % 100 != 0)) || (year % 400 == 0)}992	var regex_pass = false;993	var re;994	for (var i = 0;i < schemaregexes.length;i++) {995		re = new RegExp(schemaregexes[i]);996		regex_pass = re.test(isostr);997		if (regex_pass) {998			//console.log(' Passing pattern:' + schemaregexes[i])999			break;1000		}1001	}1002	//console.log(" Regex pass: " + regex_pass);1003	var semantic_pass = true;1004	if (regex_pass) { // Only check semantic rules if regular expression test passed.1005		var year = parseInt(isostr.slice(0,4));1006		var isostr_split = isostr.split(/-|T/);1007		if (isostr_split.length > 1) {1008			if (isostr_split[1].length == 3) {1009				var doy = parseInt(isostr_split[1]);1010			} else {1011				var mo = parseInt(isostr_split[1]);1012				isostr_split = isostr.split(/-/);1013				if (isostr_split.length > 2) {1014					var day = parseInt(isostr_split[2]);1015				}1016			}1017		}1018		// DOY can be no more than 365 on non-leap years, 366 on leap years1019		if (doy == 366 && isleap(year) == false) {1020			semantic_pass = false;1021		}1022		if (doy > 366) {1023			semantic_pass = false;1024		}1025		// DOM must be correct1026		if (day) {1027			if ([4,6,9,11].includes(mo) && day > 30) {1028				semantic_pass = false;1029			}1030			if (mo == 2 && isleap(year) && day > 29) {1031				semantic_pass = false;1032			}1033			if (mo == 2 && !isleap(year) && day > 28) {1034				semantic_pass = false;1035			}1036		}1037	}1038	//console.log(" Semantic pass: " + regex_pass);1039	var e = !(regex_pass && semantic_pass);1040	//if (t==false) {console.log("x" + isostr)}1041	return {"description":"is.HAPITime(): Expect time value to be a valid HAPI time string.", "error": e, "got": got};1042}1043exports.HAPITime = HAPITime;1044function Integer(str,extra) {1045	var extra = extra || ""1046	var t  = isinteger(str);1047	var ts = "(parseInt('"+str+"') < 2^31 - 1 || parseInt('"+str+"') > -2^31) && parseInt(" + str + ") == parseFloat(" + str + ")"+extra;1048	return {"description":"is.Integer(): Expect " + ts, "error":t != true, "got":"parseInt(" + str + ") = " + parseInt(str) + " and " + "parseFloat(" + str + ") = " + parseFloat(str)};1049}1050exports.Integer = Integer;1051function Float(str,extra) {1052	var extra = extra || ""1053	var t  = isfloat(str);1054	var ts = "Math.abs(parseFloat('"+str+"')) < " + Number.MAX_VALUE + " && /^[-+]?[0-9]*\.?[0-9]+([eE][-+]?[0-9]{1,3})?$/.test('"+str+"'.trim()) == true"+extra;1055	return {"description":"is.Float(): Expect " + ts, "error":t != true, "got": t};1056}1057exports.Float = Float;1058function NaN(str,extra) {1059	var extra = extra || ""1060	t = str.trim().toLowerCase();1061	ts = "'" + str + "'.trim().toLowerCase() === 'nan'"+extra;1062	return {"description":"is.NaN(): Expect " + ts,"error":t !== "nan","got":"'" + str + "'.trim().toLowerCase() = " + t};1063}1064exports.NaN = NaN;1065function Unique(arr,arrstr,idstr){1066	if (!arr.length) {1067 		return {"description":"is.Unique(): Expect " + arrstr + " to be an array","error":true,"got": typeof(arr)};1068	}1069	var ids = [];1070	var rids = [];1071	for (var i = 0;i<arr.length;i++) {1072		if (!arr[i][idstr]) continue;1073		if (ids.indexOf(arr[i][idstr]) > -1 && rids.indexOf(arr[i][idstr])) {1074			rids.push(arr[i][idstr]);1075		}1076		ids[i] = arr[i][idstr];1077	}1078	var uids = Array.from(new Set(ids)); // Unique values1079	1080	var e = !(uids.length == ids.length);1081	if (e) {1082		var got ="Repeated at least once: " + rids.join(",");1083	} else {1084		var got ="All unique.";1085	}1086 	return {"description":"is.Unique(): Expect all '" + idstr + "' values in objects in " + arrstr + " array to be unique","error":e,"got": got};1087}1088exports.Unique = Unique;1089function TooLong(arr,arrstr,idstr,elstr,N){1090	// idstr = "id" for datasets and "name" for parameter.1091	var ids = [];1092	for (var i = 0;i<arr.length;i++) {1093		if (!arr[i][elstr]) continue;1094		if (arr[i][elstr]) {1095			if (arr[i][elstr].length > N) {1096				ids.push(arr[i][idstr]);1097			}1098		}1099	}1100	var got = "All objects in " + arrstr + " are shorter than " + N + " characters"1101	if (ids.length > 0) {1102		got = arrstr + " has " + ids.length + " object(s) (" + ids.join(",") + ") with " + elstr + " longer than " + N + " characters"1103	}1104 	return {"description":"is.TooLong(): Prefer " + elstr + "s in objects to be <= 40 characters","error":ids.length != 0,"got": got};1105}1106exports.TooLong = TooLong;1107function CORSAvailable(head) {1108	var ahead = "Access-Control-Allow-Origin";1109	var astr  = head[ahead.toLowerCase()];1110	var a     = /\*/.test(astr);1111	var bhead = "Access-Control-Allow-Methods";1112	var bstr  = head[bhead.toLowerCase()];1113	var b     = /GET/.test(bstr);1114	var want = "Access-Control-Allow-{Origin,Methods} = " + "{*, GET}";1115	var got  = "Access-Control-Allow-{Origin,Methods} = {" + astr + ", " + bstr + "}";1116	var e = !(a && b);1117	return {"description":"is.CORSAvailable(): To enable AJAX clients, want CORS HTTP Headers: " + want,"error":e,"got":got};1118}1119exports.CORSAvailable = CORSAvailable;1120function CompressionAvailable(headers){1121	var available = false;1122	// Note: request module used for http requests only allows gzip to be specified in Accept-Encoding,1123	// so error here may be misleading if server can use compress or deflate compression algorithms but not gzip (should be a rare occurence).1124	var got = "No gzip in Content-Encoding header. Compression will usually speed up transfer of data."1125	var re = /gzip/;1126	if (headers["content-encoding"]) {1127		var available = re.test(headers["content-encoding"]);1128		if (available) {got = headers["content-encoding"]}1129	}1130	return {"description":"is.CompressionAvailable(): Expect HTTP Accept-Encoding to match " + re + ". (Note, only compression tested for is gzip.)", "error": !available, "got": got};1131}1132exports.CompressionAvailable = CompressionAvailable;1133function ContentType(re,given){1134	return {"description":"is.ContentType(): Expect HTTP Content-Type to match " + re,"error":!re.test(given),"got":given || "No Content-Type header."};1135}1136exports.ContentType = ContentType;1137function JSONparsable(text) {1138	var ret = {"description":"is.JSONparsable(): Expect JSON.parse(response) to not throw error","error":false,"got":"no error"};1139	try {1140		JSON.parse(text);1141		return ret;1142	} catch (error) {1143		ret.got = error + " See http://jsonlint.org/ for a more detailed error report";1144		ret.error = true;1145		return ret;1146	}1147}1148exports.JSONparsable = JSONparsable;1149function HAPIJSON(text,version,part){1150	s = schema(version);1151	if (!s) {1152		return {1153				"description": "is.HAPIJSON(): Expect HAPI version to be one of " + JSON.stringify(Object.keys(schemas)),1154				"error": true,1155				"got": "Schema version " + version + " not one of " + JSON.stringify(Object.keys(schemas))1156			};1157	}1158	if (typeof(text) === "object") {1159		var json = text;1160	} else {1161		var json = JSON.parse(text);1162	}1163	1164	var v = new Validator();1165	// Look for all top-level elements that have an id starting with a /.1166	// These are subschemas that are used.1167	for (key in s) {1168		if (s[key]["id"] && s[key]["id"][0] === "/") {1169			v.addSchema(s[key], s[key]["id"]);1170		}1171	}1172	try {1173		var vr = v.validate(json, s[part]);1174	} catch (e) {1175		return {1176				"description": "is.HAPIJSON(): Call to JSON validator failed",1177				"error": true,1178				"got": "Schema version " + e1179			};1180	}1181	var ve = vr.errors;1182	var got = "is valid"1183	if (ve.length != 0) {1184		var err = [];1185		for (var i = 0;i< ve.length;i++) {1186			//err[i] = ve[i].property.replace("instance","object") + " " + ve[i].message.replace(/\"/g,"'");1187			err[i] = ve[i].property.replace("instance.","") + " " + ve[i].message.replace(/\"/g,"'");1188		}1189		got = "\n\t" + JSON.stringify(err,null,4).replace(/\n/g,"\n\t")1190	}1191	var url = "https://github.com/hapi-server/verifier-nodejs/tree/master/schemas/HAPI-data-access-schema-"+version+".json";1192	return {"description":"is.HAPIJSON(): Expect body to be valid <a href='"+url+"'>HAPI " + version + " " + part + " schema</a>","error":ve.length != 0,"got":got};1193}...

FilterNonEligibleDiffs.ts

Source:FilterNonEligibleDiffs.ts

1import { PoisoningFreeArray, PushSymbol } from './PoisoningFreeArray';2import { GlobalDetails } from './types/AllGlobals';3export type SubDiffOnGlobal = {4  keyName: string;5  globalDetails: Pick<GlobalDetails, 'depth' | 'name' | 'rootAncestors'>;6};7/** Create a new arrays of diffs containing only eligible ones */8export function filterNonEligibleDiffs<TDiff extends SubDiffOnGlobal>(9  diffs: TDiff[],10  ignoredRootRegex: RegExp11): TDiff[] {12  const keptDiffs = PoisoningFreeArray.from<TDiff>([]);13  for (let index = 0; index !== diffs.length; ++index) {14    const diff = diffs[index];15    switch (diff.globalDetails.depth) {16      case 0: {17        if (!ignoredRootRegex.test(diff.keyName)) {18          keptDiffs[PushSymbol](diff);19        }20        break;21      }22      case 1: {23        if (!ignoredRootRegex.test(diff.globalDetails.name)) {24          keptDiffs[PushSymbol](diff);25        }26        break;27      }28      default: {29        let allRootsIgnored = true;30        const allRoots = [...diff.globalDetails.rootAncestors];31        for (let rootIndex = 0; rootIndex !== allRoots.length; ++rootIndex) {32          allRootsIgnored = allRootsIgnored && ignoredRootRegex.test(allRoots[rootIndex]);33        }34        if (!allRootsIgnored) {35          keptDiffs[PushSymbol](diff);36        }37        break;38      }39    }40  }41  return keptDiffs;...

Using AI Code Generation

1const keptDiffs = require('fast-check-monorepo').keptDiffs;2const fc = require('fast-check');3const assert = require('assert');4fc.assert(5  fc.property(fc.integer(), fc.integer(), (a, b) => {6    assert.notStrictEqual(a, b);7    keptDiffs(a, b);8  })9);

Using AI Code Generation

1const keptDiffs = require('fast-check').keptDiffs;2const fs = require('fs');3const test = require('ava');4const { check, property } = require('ava-fast-check');5const { diffChars } = require('diff');6const { JsonParser } = require('json2csv');7const { keptDiffs: keptDiffs2 } = require('fast-check');8const { keptDiffs: keptDiffs3 } = require('fast-check-monorepo');9const { keptDiffs: keptDiffs4 } = require('../lib');10const { keptDiffs: keptDiffs5 } = require('../lib/index');11const { keptDiffs: keptDiffs6 } = require('../lib/index.js');12const { keptDiffs: keptDiffs7 } = require('../lib/index.ts');13const { keptDiffs: keptDiffs8 } = require('../lib/index.tsx');14const { keptDiffs: keptDiffs9 } = require('../lib/index.d.ts');15const { keptDiffs: keptDiffs10 } = require('../lib/index.d.tsx');16const { keptDiffs: keptDiffs11 } = require('../lib/index.json');17const { keptDiffs: keptDiffs12 } = require('../lib/index.yaml');18const { keptDiffs: keptDiffs13 } = require('../lib/index.yml');19const { keptDiffs: keptDiffs14 } = require('../lib/index.css');20const { keptDiffs: keptDiffs15 } = require('../lib/index.scss');21const { keptDiffs: keptDiffs16 } = require('../lib/index.less');22const { keptDiffs: keptDiffs17 } = require('../lib/index.html');23const { keptDiffs: keptDiffs18 } = require('../lib/index.md');24const { keptDiffs: keptDiffs19 } = require('../lib/index.txt');25const { keptDiffs: keptDiffs20 } = require('../lib/index.js.map');26const { keptDiffs: keptDiffs21 } = require('../lib/index.ts.map');27const { keptDiffs: keptDiffs22 } = require('../lib/index.tsx.map');28const { keptDiffs: keptDiffs23 } = require('../lib/index.d.ts.map');

Using AI Code Generation

1const keptDiffs = require('fast-check-monorepo/kept-diffs');2const keptDiffs = require('fast-check-monorepo/kept-diffs');3const keptDiffs = require('fast-check-monorepo/kept-diffs');4const keptDiffs = require('fast-check-monorepo/kept-diffs');5const keptDiffs = require('fast-check-monorepo/kept-diffs');6const keptDiffs = require('fast-check-monorepo/kept-diffs');7const keptDiffs = require('fast-check-monorepo/kept-diffs');8const keptDiffs = require('fast-check-monorepo/kept-diffs');9const keptDiffs = require('fast-check-monorepo/kept-diffs');10const keptDiffs = require('fast-check-monorepo/kept-diffs');11const keptDiffs = require('fast-check-monorepo/kept-diffs');12const keptDiffs = require('fast-check-monorepo/kept-diffs');13const keptDiffs = require('fast-check-monorepo/kept-diffs');14const keptDiffs = require('fast-check-monorepo/kept-diffs');15const keptDiffs = require('fast

Using AI Code Generation

1const { keptDiffs } = require('fast-check-monorepo');2const { property } = require('fast-check');3const { strictEqual } = require('assert');4const isEven = (n) => n % 2 === 0;5const isOdd = (n) => n % 2 !== 0;6property(isOdd, isEven).check({ numRuns: 1000 }).then((result) => {7  keptDiffs(result, { maxNbDiffs: 10 }).forEach((diff) => {8    console.log('---');9    console.log('seed: ' + diff.seed);10    console.log('counterexample: ' + diff.counterexample);11  });12});

Using AI Code Generation

1const { keptDiffs } = require('fast-check-monorepo');2const { check, property } = require('fast-check');3const { keptDiffs } = require('fast-check-monorepo');4check(property(keptDiffs(), (diffs) => {5}), { numRuns: 1000 });6const { keptDiffs } = require('fast-check-monorepo');7const { check, property } = require('fast-check');8const { keptDiffs } = require('fast-check-monorepo');9check(property(keptDiffs(), (diffs) => {10}), { numRuns: 1000 });11const { keptDiffs } = require('fast-check-monorepo');12const { check, property } = require('fast-check');13const { keptDiffs } = require('fast-check-monorepo');14check(property(keptDiffs(), (diffs) => {15}), { numRuns: 1000 });16const { keptDiffs } = require('fast-check-monorepo');17const { check, property } = require('fast-check');18const { keptDiffs } = require('fast-check-monorepo');19check(property(keptDiffs(), (diffs) => {20}), { numRuns: 1000 });21const { keptDiffs } = require('fast-check-monorepo');22const { check, property } = require('fast-check');23const { keptDiffs } = require('fast-check-monorepo');24check(property(keptDiffs(), (diffs) => {25}), { numRuns: 1000 });26const { keptDiffs } = require('fast-check-monorepo');27const { check, property } = require('fast-check');28const { keptDiffs } = require('fast-check-monorepo');29check(property(keptDiffs(), (diffs) => {

Using AI Code Generation

1import { keptDiffs } from 'fast-check-monorepo';2import { Arbitrary } from 'fast-check';3const myArbitrary: Arbitrary<number> = keptDiffs(4  {5  },6  (a, b) => a - b,7  (a, b) => a - b8);9myArbitrary.generate(mrng => mrng.nextInt());10import { keptDiffs } from 'fast-check-monorepo';11import { Arbitrary } from 'fast-check';12const myArbitrary: Arbitrary<number> = keptDiffs(13  {14  },15  (a, b) => a - b,16  (a, b) => a - b17);18myArbitrary.generate(mrng => mrng.nextInt());19import { keptDiffs } from 'fast-check-monorepo';20import { Arbitrary } from 'fast-check';21const myArbitrary: Arbitrary<number> = keptDiffs(22  {23  },24  (a, b) => a - b,25  (a, b) => a - b26);27myArbitrary.generate(mrng => mrng.nextInt());28function keptDiffs<T>(29  diff: (a: T, b: T) => number,30  diff2: (a: T, b: T) => number31): Arbitrary<T>;

Using AI Code Generation

1const fc = require('fast-check');2const { keptDiffs } = require('fast-check-monorepo');3const obj1 = {4};5const obj2 = {6};7const compare = (a, b) => {8  return keptDiffs(a, b);9};10  .tuple(11    fc.string(),12    fc.integer(),13    fc.boolean(),14    fc.float(),15    fc.date(),16    fc.array(fc.string()),17    fc.record({18      a: fc.string(),19      b: fc.integer(),20    })21  .map(([a, b, c, d, e, f, g]) => {22    return { a, b, c, d, e, f, g };23  });24fc.assert(25  fc.property(objArb, objArb, (a, b) => {26    return compare(a, b);27  })28);

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.