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How to use getTokens method in Cucumber-gherkin

Best JavaScript code snippet using cucumber-gherkin

Template.js

Source:Template.js

...24    describe('tokens', function () {25        it('should parse on first use', function () {26            var tpl = new BindTemplate('Hello {foo}');27            expect(tpl.tokens).toBe(null);28            var tokens = tpl.getTokens();29            expect(tokens).toEqual(['foo']);30            expect(getNumFragments(tpl)).toBe(1);31            expect(getNumSlots(tpl)).toBe(1);32        });33        it('should parse simple names', function () {34            var tpl = new BindTemplate('Hello {foo} {bar}');35            var tokens = tpl.getTokens();36            expect(tokens).toEqual(['foo', 'bar']);37            expect(getNumFragments(tpl)).toBe(2);38            expect(getNumSlots(tpl)).toBe(2);39        });40        it('should parse dotted names', function () {41            var tpl = new BindTemplate('Hello {foo.bar} {bar.foo}');42            var tokens = tpl.getTokens();43            expect(tokens).toEqual(['foo.bar', 'bar.foo']);44            expect(getNumFragments(tpl)).toBe(2);45            expect(getNumSlots(tpl)).toBe(2);46        });47        it('should consolidate tokens', function () {48            var tpl = new BindTemplate('Hello {foo.bar} {bar} {foo.bar} {bar}');49            var tokens = tpl.getTokens();50            expect(tokens).toEqual(['foo.bar', 'bar']);51            expect(getNumFragments(tpl)).toBe(4);52            expect(getNumSlots(tpl)).toBe(4);53        });54        it('should match slots to consolidated tokens', function () {55            //                          1      2       3    4  5        656            var tpl = new BindTemplate('Hello {foo.bar}{bar} - {foo.bar}{bar}');57            tpl.parse();58            expect(getNumFragments(tpl)).toBe(2);59            expect(getNumSlots(tpl)).toBe(4);60            expect(typeof tpl.slots[1]).toBe('function');61            expect(typeof tpl.slots[2]).toBe('function');62            // slots[3] is null due to " - " in buffer[3]63            expect(typeof tpl.slots[4]).toBe('function');64            expect(typeof tpl.slots[5]).toBe('function');65        });66        it("should not attempt to parse outside of curly braces", function() {67            var tpl = new BindTemplate('Hello `{foo}`!'),68                tokens = tpl.getTokens();69            expect(tokens).toEqual(['foo']);70            var s = tpl.apply([5]);71            expect(s).toBe('Hello `5`!');72        });73    });74    describe('unary operators', function(){75        it('should parse -', function(){76            var tpl = new BindTemplate('Hello {foo.bar + -5}!');77            var tokens = tpl.getTokens();78            expect(tokens).toEqual(['foo.bar']);79            var s = tpl.apply([10]);80            expect(s).toBe('Hello 5!');81        });82        it('should parse - before an expression', function(){83            var tpl = new BindTemplate('Hello {foo.bar + -(bar + 3):number("0.00")}!');84            var tokens = tpl.getTokens();85            expect(tokens).toEqual(['foo.bar', 'bar']);86            var s = tpl.apply([10, 7]);87            expect(s).toBe('Hello 0!'); // 10 - '10.00'88        });89        it('should parse - before an expression and follow parans', function(){90            var tpl = new BindTemplate('Hello {(foo.bar + -(bar + 3)):number("0.00")}!');91            var tokens = tpl.getTokens();92            expect(tokens).toEqual(['foo.bar', 'bar']);93            var s = tpl.apply([10, 7]);94            expect(s).toBe('Hello 0.00!');95        });96        it('should parse - before parans and before literal', function(){97            var tpl = new BindTemplate('Hello {(foo.bar + -(bar +- 3)):number("0.00")}!');98            var tokens = tpl.getTokens();99            expect(tokens).toEqual(['foo.bar', 'bar']);100            var s = tpl.apply([10, 7]);101            expect(s).toBe('Hello 6.00!');102        });103        it('should parse - before parans and before token', function(){104            var tpl = new BindTemplate('Hello {(foo.bar + -(bar -- foo)):number("0.00")}!');105            var tokens = tpl.getTokens();106            expect(tokens).toEqual(['foo.bar', 'bar', 'foo']);107            var s = tpl.apply([10, 7, 4]);108            expect(s).toBe('Hello -1.00!');109        });110        it('should parse @ unary operator', function(){111            var tpl = new BindTemplate('Hello {@Ext.justTemp}!');112            Ext.justTemp = 'foo';113            var s = tpl.apply();114            expect(s).toBe('Hello foo!');115            Ext.justTemp = 'bar';116            s = tpl.apply();117            expect(s).toBe('Hello bar!');118            expect(tpl.isStatic()).toBe(false);119            Ext.justTemp = null;120        });121    });122    describe('binary operators', function(){123        it('should parse + operations', function(){124            var tpl = new BindTemplate('Hello {foo.bar + bar.foo}!');125            var tokens = tpl.getTokens();126            expect(tokens).toEqual(['foo.bar', 'bar.foo']);127            var s = tpl.apply([5, 7]);128            expect(s).toBe('Hello 12!');129        });130        it('should parse - operations', function(){131            var tpl = new BindTemplate('Hello {foo.bar - bar.foo}!');132            var tokens = tpl.getTokens();133            expect(tokens).toEqual(['foo.bar', 'bar.foo']);134            var s = tpl.apply([5, 7]);135            expect(s).toBe('Hello -2!');136        });137        it('should parse * operations', function(){138            var tpl = new BindTemplate('Hello {foo.bar * bar.foo}!');139            var tokens = tpl.getTokens();140            expect(tokens).toEqual(['foo.bar', 'bar.foo']);141            var s = tpl.apply([5, 7]);142            expect(s).toBe('Hello 35!');143        });144        it('should parse / operations', function(){145            var tpl = new BindTemplate('Hello {foo.bar / bar.foo}!');146            var tokens = tpl.getTokens();147            expect(tokens).toEqual(['foo.bar', 'bar.foo']);148            var s = tpl.apply([10, 2]);149            expect(s).toBe('Hello 5!');150        });151        it('should parse > operations', function(){152            var tpl = new BindTemplate('{foo.bar > bar.foo}!');153            var tokens = tpl.getTokens();154            expect(tokens).toEqual(['foo.bar', 'bar.foo']);155            var s = tpl.apply([10, 2]);156            expect(s).toBe('true!');157        });158        it('should parse < operations', function(){159            var tpl = new BindTemplate('{foo.bar < bar.foo}!');160            var tokens = tpl.getTokens();161            expect(tokens).toEqual(['foo.bar', 'bar.foo']);162            var s = tpl.apply([2, 10]);163            expect(s).toBe('true!');164        });165        it('should parse >= operations', function(){166            var tpl = new BindTemplate('{foo.bar >= bar.foo}!');167            var tokens = tpl.getTokens();168            expect(tokens).toEqual(['foo.bar', 'bar.foo']);169            var s = tpl.apply([10, 10]);170            expect(s).toBe('true!');171        });172        it('should parse <= operations', function(){173            var tpl = new BindTemplate('{foo.bar <= bar.foo}!');174            var tokens = tpl.getTokens();175            expect(tokens).toEqual(['foo.bar', 'bar.foo']);176            var s = tpl.apply([10, 10]);177            expect(s).toBe('true!');178        });179        it('should parse === operations', function(){180            var tpl = new BindTemplate('{foo.bar === bar.foo}!');181            var tokens = tpl.getTokens();182            expect(tokens).toEqual(['foo.bar', 'bar.foo']);183            var s = tpl.apply([10, '10']);184            expect(s).toBe('false!');185        });186        it('should parse == operations', function(){187            var tpl = new BindTemplate('{foo.bar == bar.foo}!');188            var tokens = tpl.getTokens();189            expect(tokens).toEqual(['foo.bar', 'bar.foo']);190            var s = tpl.apply([10, '10']);191            expect(s).toBe('true!');192        });193        it('should parse !== operations', function(){194            var tpl = new BindTemplate('{foo.bar !== bar.foo}!');195            var tokens = tpl.getTokens();196            expect(tokens).toEqual(['foo.bar', 'bar.foo']);197            var s = tpl.apply([10, '10']);198            expect(s).toBe('true!');199        });200        it('should parse != operations', function(){201            var tpl = new BindTemplate('{foo.bar != bar.foo}!');202            var tokens = tpl.getTokens();203            expect(tokens).toEqual(['foo.bar', 'bar.foo']);204            var s = tpl.apply([10, '10']);205            expect(s).toBe('false!');206        });207        it('should parse && operations', function(){208            var tpl = new BindTemplate('{foo.bar > bar.foo && bar > 5}!');209            var tokens = tpl.getTokens();210            expect(tokens).toEqual(['foo.bar', 'bar.foo', 'bar']);211            var s = tpl.apply([10, 5, 3]);212            expect(s).toBe('false!');213        });214        it('should parse || operations', function(){215            var tpl = new BindTemplate('{foo.bar > bar.foo || bar > 5}!');216            var tokens = tpl.getTokens();217            expect(tokens).toEqual(['foo.bar', 'bar.foo', 'bar']);218            var s = tpl.apply([10, 5, 3]);219            expect(s).toBe('true!');220        });221        it('should parse operations by priority', function(){222            var tpl = new BindTemplate('Hello {foo.bar * foo + bar / bar.foo}!');223            var tokens = tpl.getTokens();224            expect(tokens).toEqual(['foo.bar', 'foo', 'bar', 'bar.foo']);225            var s = tpl.apply([10, 2, 5, 2]);226            expect(s).toBe('Hello 22.5!');227        });228    });229    describe('ternary operator', function(){230        it('should parse token condition', function () {231            var tpl = new BindTemplate('Hello {foo ? 5 : 6}');232            var tokens = tpl.getTokens();233            expect(tokens).toEqual(['foo']);234            var s = tpl.apply([true]);235            expect(s).toBe('Hello 5');236        });237        it('should parse binary condition >', function () {238            var tpl = new BindTemplate('Hello {foo > 3 ? 5 : 6}');239            var tokens = tpl.getTokens();240            expect(tokens).toEqual(['foo']);241            var s = tpl.apply([2]);242            expect(s).toBe('Hello 6');243        });244        it('should parse binary condition >=', function () {245            var tpl = new BindTemplate('Hello {foo >= 3 ? 5 : 6}');246            var tokens = tpl.getTokens();247            expect(tokens).toEqual(['foo']);248            var s = tpl.apply([3]);249            expect(s).toBe('Hello 5');250        });251        it('should parse binary condition <', function () {252            var tpl = new BindTemplate('Hello {foo < 3 ? 5 : 6}');253            var tokens = tpl.getTokens();254            expect(tokens).toEqual(['foo']);255            var s = tpl.apply([2]);256            expect(s).toBe('Hello 5');257        });258        it('should parse binary condition <=', function () {259            var tpl = new BindTemplate('Hello {foo <= 3 ? 5 : 6}');260            var tokens = tpl.getTokens();261            expect(tokens).toEqual(['foo']);262            var s = tpl.apply([4]);263            expect(s).toBe('Hello 6');264        });265        it('should parse binary condition ==', function () {266            var tpl = new BindTemplate('Hello {foo == "3" ? 5 : 6}');267            var tokens = tpl.getTokens();268            expect(tokens).toEqual(['foo']);269            var s = tpl.apply([3]);270            expect(s).toBe('Hello 5');271        });272        it('should parse binary condition ===', function () {273            var tpl = new BindTemplate('Hello {foo === "3" ? 5 : 6}');274            var tokens = tpl.getTokens();275            expect(tokens).toEqual(['foo']);276            var s = tpl.apply([3]);277            expect(s).toBe('Hello 6');278        });279        it('should parse binary condition !=', function () {280            var tpl = new BindTemplate('Hello {foo != "3" ? 5 : 6}');281            var tokens = tpl.getTokens();282            expect(tokens).toEqual(['foo']);283            var s = tpl.apply([3]);284            expect(s).toBe('Hello 6');285        });286        it('should parse binary condition !==', function () {287            var tpl = new BindTemplate('Hello {foo !== "3" ? 5 : 6}');288            var tokens = tpl.getTokens();289            expect(tokens).toEqual(['foo']);290            var s = tpl.apply([3]);291            expect(s).toBe('Hello 5');292        });293        it('should parse condition with format fn', function () {294            var tpl = new BindTemplate('Hello {foo:this.fn ? 5 : 6}');295            var tokens = tpl.getTokens();296            expect(tokens).toEqual(['foo']);297            var s = tpl.apply([4], {298                fn: function(){ return false; }299            });300            expect(s).toBe('Hello 6');301        });302        it('should parse condition with format fn and args', function () {303            var tpl = new BindTemplate('Hello {foo:this.fn("testing", 4) ? 5 : 6}');304            var tokens = tpl.getTokens();305            expect(tokens).toEqual(['foo']);306            var s = tpl.apply([4], {307                fn: function(){ return false; }308            });309            expect(s).toBe('Hello 6');310        });311        it('should parse condition with chained format fn and args', function () {312            var tpl = new BindTemplate('Hello {foo:this.fn("testing", 4):this.fn2 ? 5 : 6}');313            var tokens = tpl.getTokens();314            expect(tokens).toEqual(['foo']);315            var s = tpl.apply([4], {316                fn: function(){ return false; },317                fn2: function(){ return true; }318            });319            expect(s).toBe('Hello 5');320        });321        it('should parse condition with chained and nested format fn and args', function () {322            var tpl = new BindTemplate('Hello {foo:this.fn("testing", bar:this.fn3(null, true)):this.fn2 ? 5 : 6}');323            var tokens = tpl.getTokens();324            expect(tokens).toEqual(['foo', 'bar']);325            var s = tpl.apply([4], {326                fn: function(){ return false; },327                fn2: function(){ return true; },328                fn3: function(){ return 5; }329            });330            expect(s).toBe('Hello 5');331        });332        it('should parse true part with literal', function () {333            var tpl = new BindTemplate('Hello {foo ? "test" : 6}');334            var tokens = tpl.getTokens();335            expect(tokens).toEqual(['foo']);336            var s = tpl.apply([true]);337            expect(s).toBe('Hello test');338        });339        it('should parse true part with number', function () {340            var tpl = new BindTemplate('Hello {foo ? .04 : 6}');341            var tokens = tpl.getTokens();342            expect(tokens).toEqual(['foo']);343            var s = tpl.apply([true]);344            expect(s).toBe('Hello 0.04');345        });346        it('should parse true part with null', function () {347            var tpl = new BindTemplate('Hello {foo ? null : 6}');348            var tokens = tpl.getTokens();349            expect(tokens).toEqual(['foo']);350            var s = tpl.apply([true]);351            expect(s).toBe('Hello ');352        });353        it('should parse true part with boolean', function () {354            var tpl = new BindTemplate('Hello {foo ? true : 6}');355            var tokens = tpl.getTokens();356            expect(tokens).toEqual(['foo']);357            var s = tpl.apply([true]);358            expect(s).toBe('Hello true');359        });360        it('should parse true part enclosed in parans with simple format fn', function () {361            var tpl = new BindTemplate('Hello {foo ? (bar:number) : 6}');362            var tokens = tpl.getTokens();363            expect(tokens).toEqual(['foo', 'bar']);364            var s = tpl.apply([true, 5]);365            expect(s).toBe('Hello 5');366        });367        it('should parse true part enclosed in parans with format fn and args', function () {368            var tpl = new BindTemplate('Hello {foo ? (bar:number("0.00")) : 6}');369            var tokens = tpl.getTokens();370            expect(tokens).toEqual(['foo', 'bar']);371            var s = tpl.apply([true, 5]);372            expect(s).toBe('Hello 5.00');373        });374        it('should parse true part with basic algebra inside parans', function () {375            var tpl = new BindTemplate('Hello {foo ? (bar + 5 * foo.bar) : 6}');376            var tokens = tpl.getTokens();377            expect(tokens).toEqual(['foo', 'bar', 'foo.bar']);378            var s = tpl.apply([true, 4, 3]);379            expect(s).toBe('Hello 19');380        });381        it('should parse true part with basic algebra and no parans', function () {382            var tpl = new BindTemplate('Hello {foo ? bar + 5 * foo.bar : 6}');383            var tokens = tpl.getTokens();384            expect(tokens).toEqual(['foo', 'bar', 'foo.bar']);385            var s = tpl.apply([true, 4, 3]);386            expect(s).toBe('Hello 19');387        });388        it('should parse true part with basic algebra and format fn', function () {389            var tpl = new BindTemplate('Hello {foo ? ( ( bar + 5 * foo.bar:this.fn( 2 ) / 4 ):round:number("0.00") ) : 6}');390            var tokens = tpl.getTokens();391            expect(tokens).toEqual(['foo', 'bar', 'foo.bar']);392            var s = tpl.apply([true, 4, 3], {393                fn: function(v, factor){394                    return v * factor;395                }396            });397            expect(s).toBe('Hello 12.00');398        });399        it('should parse true part with nested ternary', function () {400            var tpl = new BindTemplate('Hello {foo ? (bar ? (foo.bar + 9) : "failed") : 6}');401            var tokens = tpl.getTokens();402            expect(tokens).toEqual(['foo', 'bar', 'foo.bar']);403            var s = tpl.apply([true, 4, 3]);404            expect(s).toBe('Hello 12');405        });406        it('should parse true part with nested ternary and no parans', function () {407            var tpl = new BindTemplate('Hello {foo ? bar ? foo.bar + 9 : "failed" : 6}');408            var tokens = tpl.getTokens();409            expect(tokens).toEqual(['foo', 'bar', 'foo.bar']);410            var s = tpl.apply([true, 4, 3]);411            expect(s).toBe('Hello 12');412        });413    });414    describe('combined unary and binary operators', function(){415        it('should parse binary and unary -', function(){416            var tpl = new BindTemplate('Hello {foo.bar --5}!');417            var tokens = tpl.getTokens();418            expect(tokens).toEqual(['foo.bar']);419            var s = tpl.apply([10]);420            expect(s).toBe('Hello 15!');421        });422        it('should parse binary + and unary -', function(){423            var tpl = new BindTemplate('Hello {foo.bar +-5}!');424            var tokens = tpl.getTokens();425            expect(tokens).toEqual(['foo.bar']);426            var s = tpl.apply([10]);427            expect(s).toBe('Hello 5!');428        });429        it('should parse binary + and unary ! and -', function(){430            var tpl = new BindTemplate('Hello {foo.bar + !-5}!');431            var tokens = tpl.getTokens();432            expect(tokens).toEqual(['foo.bar']);433            var s = tpl.apply([10]);434            expect(s).toBe('Hello 10!'); // 10 + false435        });436        it('should parse ! operator in front of open paran', function(){437            var tpl = new BindTemplate('Hello {foo.bar + !(bar:number("0.00"))}!');438            var tokens = tpl.getTokens();439            expect(tokens).toEqual(['foo.bar', 'bar']);440            var s = tpl.apply([10, 4]);441            expect(s).toBe('Hello 10!'); // 10 + false442        });443        it('should parse ! operator in front of a token', function(){444            var tpl = new BindTemplate('Hello {foo.bar + !bar}!');445            var tokens = tpl.getTokens();446            expect(tokens).toEqual(['foo.bar', 'bar']);447            var s = tpl.apply([10, false]);448            expect(s).toBe('Hello 11!'); // 10 + true449        });450        it('should parse ! operator in front of a @', function(){451            var tpl = new BindTemplate('Hello {foo.bar + !@Ext.versions.core}!');452            var tokens = tpl.getTokens();453            expect(tokens).toEqual(['foo.bar']);454            var s = tpl.apply([10]);455            expect(s).toBe('Hello 10!'); // 10 + false456        });457    });458    describe('algebra', function(){459        it('should parse basic algebra', function(){460            var tpl = new BindTemplate('{foo:round + 2}');461            var tokens = tpl.getTokens();462            expect(tokens).toEqual(['foo']);463            var s = tpl.apply([15.6]);464            expect(s).toBe(18);465        });466        it('should parse operations by priority', function(){467            var tpl = new BindTemplate('Hello {(foo.bar * foo + bar +-test ? 7 : 1):this.thing(3) / bar.foo}!');468            var tokens = tpl.getTokens();469            expect(tokens).toEqual(['foo.bar', 'foo', 'bar', 'test', 'bar.foo']);470            var s = tpl.apply([10, 2, 5, 25, 2], {471                thing: function(v, factor){472                    return v * factor;473                }474            });475            expect(s).toBe('Hello 1.5!');476        });477        it('should parse operations and apply formulas', function(){478            var tpl = new BindTemplate('Hello {(foo.bar * foo + bar):this.thing(3) / bar.foo}!');479            var tokens = tpl.getTokens();480            expect(tokens).toEqual(['foo.bar', 'foo', 'bar', 'bar.foo']);481            var s = tpl.apply([10, 2, 5, 2], {482                thing: function(v, factor){483                    return v * factor;484                }485            });486            expect(s).toBe('Hello 37.5!');487        });488        it('should parse operations in formula arguments', function(){489            var tpl = new BindTemplate('Hello {((foo.bar * foo + bar):this.thing(bar + test:this.thing(3)) / bar.foo):number("0.00")}!');490            var tokens = tpl.getTokens();491            expect(tokens).toEqual(['foo.bar', 'foo', 'bar', 'test', 'bar.foo']);492            var s = tpl.apply([10, 2, 5, 7, 25], {493                thing: function(v, factor){494                    return v * factor;495                }496            });497            expect(s).toBe('Hello 26.00!');498        });499        it('should parse complex operations', function(){500            var tpl = new BindTemplate('Hello {(foo.bar + bar.foo:this.thing):number("0.00")}!');501            var s = tpl.apply([5, 7], {502                thing: function(v){503                    return v * 2;504                }505            });506            expect(s).toBe('Hello 19.00!');507        });508    });509    describe('default formatters', function () {510        it('should parse', function () {511            var tpl = new BindTemplate('Hello {foo:number} {bar.foo:lowercase}');512            expect(tpl.getTokens()).toEqual(['foo', 'bar.foo']);513            var s = tpl.apply([5, 'SENCHA']);514            expect(s).toBe('Hello 5 sencha');515        });516        it('should parse chained formatters', function(){517            var tpl = new BindTemplate('Hello {foo:lowercase:capitalize} {bar.foo:number("0.00")}');518            expect(tpl.getTokens()).toEqual(['foo', 'bar.foo']);519            var s = tpl.apply(['SENCHA', 23]);520            expect(s).toBe('Hello Sencha 23.00');521        });522        it('should parse nested formatters', function(){523            var tpl = new BindTemplate('Hello {foo:format(bar:pick("First: \\"param\\"", foo.bar:number("0")))}');524            expect(tpl.getTokens()).toEqual(['foo', 'bar', 'foo.bar']);525            var s = tpl.apply(['Result: {0}', false, 5]);526            expect(s).toBe('Hello Result: First: "param"');527        });528        it('should parse complex nested formatters', function(){529            var tpl = new BindTemplate('Hello {foo:format(bar:capitalize:leftPad(5, "x"))}');530            expect(tpl.getTokens()).toEqual(['foo', 'bar']);531            var s = tpl.apply(['there, {0}', 'john']);532            expect(s).toBe('Hello there, xJohn');533        });534        it('should parse nested and chained formatters', function(){535            var tpl = new BindTemplate('Hello {foo.bar:leftPad(!foo.test:pick(bar,foo), "X"):uppercase:ellipsis(8)} there and {foo:capitalize}!');536            expect(tpl.getTokens()).toEqual(['foo.bar', 'foo.test', 'bar', 'foo']);537            var s = tpl.apply(['sencha', true, 10, 'sencha']);538            expect(s).toBe('Hello XXXXS... there and Sencha!');539        });540        it('should parse escaped strings', function(){541            var tpl = new BindTemplate("{foo:leftPad(13, 'You\\'re ok ')}");542            // this expressions will fail: {foo:leftPad("You\", hi!",2)} or {foo:leftPad("(You\")",2)}543            expect(tpl.getTokens()).toEqual(['foo']);544            var s = tpl.apply(['now']);545            expect(s).toBe('You\'re ok now');546        });547        it('should parse more escaped strings', function(){548            var tpl = new BindTemplate('{foo:leftPad(10, "Y\\"): ")}');549            // this expression will fail: {foo:date("Y\"",2)}550            expect(tpl.getTokens()).toEqual(['foo']);551            var s = tpl.apply(['hello']);552            expect(s).toBe('Y"): hello');553        });554        it('should parse arguments', function () {555            var tpl = new BindTemplate('Hello {foo:number("0.00")} {bar.foo:number("0,000.00")}');556            expect(tpl.getTokens()).toEqual(['foo', 'bar.foo']);557            var s = tpl.apply([4554, 4554]);558            expect(s).toBe('Hello 4554.00 4,554.00');559        });560        it('should parse boolean arguments', function () {561            var tpl = new BindTemplate('Hello {foo:toggle("Flex", false)} {bar.foo:defaultValue(true)}');562            expect(tpl.getTokens()).toEqual(['foo', 'bar.foo']);563            var s = tpl.apply(['Flex', undefined]);564            expect(s).toBe('Hello false true');565        });566        it('should parse arguments that are functions', function(){567            var tpl = new BindTemplate('Hello {foo:defaultValue(bar.foo:lowercase)}');568            expect(tpl.getTokens()).toEqual(['foo', 'bar.foo']);569            var s = tpl.apply([undefined, 'THERE']);570            expect(s).toBe('Hello there');571        });572        it('should apply simple formatting', function () {573            var tpl = new BindTemplate('Hello {foo:number} {bar.foo:date("Y-m-d")} '+574                '-- {foo:number("0.00")}');575            var s = tpl.apply([123.456, new Date(2013, 2, 2)]);576            expect(s).toBe('Hello 123.456 2013-03-02 -- 123.46');577        });578        it('should apply complex formatting', function () {579            // The "," inside a string argument makes splitting on commas and producing an580            // args array early impossible (if we are to respect global references in them581            // as well)... but still needs to work.582            var tpl = new BindTemplate('Hello {foo:number} {bar.foo:date("Y-m-d")} '+583                '-- {foo:number("0,000.00")}');584            var s = tpl.apply([123456.789, new Date(2013, 2, 2)]);585            expect(s).toBe('Hello 123456.789 2013-03-02 -- 123,456.79');586        });587    });588    describe('scoped formatters', function () {589        it('should parse', function () {590            var tpl = new BindTemplate('Hello {foo:this.fn} {bar.foo:this.fn2}');591            expect(tpl.getTokens()).toEqual(['foo', 'bar.foo']);592            var s = tpl.apply([5, 6], {593                fn: function(v){594                    return v + 1;595                },596                fn2: function(v){597                    return v * 2;598                }599            });600            expect(s).toBe('Hello 6 12');601        });602        it('should parse arguments', function () {603            var tpl = new BindTemplate('Hello {foo:this.fn(4)} {bar.foo:this.fn2(20)}');604            expect(tpl.getTokens()).toEqual(['foo', 'bar.foo']);605            var s = tpl.apply([5, 6], {606                fn: function(v, a){607                    return v + a;608                },609                fn2: function(v, a){610                    return v * a;611                }612            });613            expect(s).toBe('Hello 9 120');614        });615        it('should apply simple formatting', function () {616            var tpl = new BindTemplate('Hello {foo:number} {bar.foo:date("Y-m-d")} '+617                '-- {foo:this.number("0.00")}');618            var s = tpl.apply([123.456, new Date(2013, 2, 2)], {619                scale: 2,620                number: function (v, str) {621                    return '[[' + Ext.util.Format.number(v * this.scale, str) + ']]';622                }623            });624            expect(s).toBe('Hello 123.456 2013-03-02 -- [[246.91]]');625        });626        it('should apply complex formatting', function () {627            // This template uses a global reference as an argument. Odd but it works in628            // other templates.629            var tpl = new BindTemplate('Hello {foo:number} {bar.foo:date("Y-m-d")} '+630                '-- {foo:this.thing(@Ext.versions.core)}');631            var s = tpl.apply([123.456, new Date(2013, 2, 2)], {632                text: '::',633                thing: function (v, str) {634                    return this.text + v + '=' + str + this.text;635                }636            });637            expect(s).toBe('Hello 123.456 2013-03-02 -- ::123.456=' +638                Ext.getVersion('core') + '::');639        });640        it('should apply chained and nested formatting', function(){641            var tpl = new BindTemplate('Hello {!foo.bar:pick(bar:number, "test"):number(\'0,000.00\')}, this is a {foo.test:this.thing("test", !test:pick("\\"man{}\\"",\'(joe)\'))}!');642            var s = tpl.apply([true, 123.456, 'complex', true], {643                text: '::',644                thing: function(v, str, a){645                    return this.text + v + '=' + str + this.text + ' (' + a + ')';646                }647            });648            expect(s).toBe('Hello 123.46, this is a ::complex=test:: ("man{}")!');649        });650    });651    describe('syntax errors', function(){652        it('should fail when there\'s a format fn without prefixed token', function () {653            var tpl = new BindTemplate('Hello { :number }!');654            expect(function() {655                tpl.getTokens();656            }).toThrow();657        });658        it('should fail when @ prefixes an ! operator', function () {659            var tpl = new BindTemplate('Hello {foo.bar + @!Ext.versions.core}!');660            expect(function() {661                tpl.getTokens();662            }).toThrow();663        });664        it('should fail when @ prefixes a number', function () {665            var tpl = new BindTemplate('Hello {foo.bar + @5}!');666            expect(function() {667                tpl.getTokens();668            }).toThrow();669        });670        it('should fail when @ prefixes a string', function () {671            var tpl = new BindTemplate('Hello {foo.bar + @"test"}!');672            expect(function() {673                tpl.getTokens();674            }).toThrow();675        });676        it('should fail when @ prefixes other operators', function () {677            var tpl = new BindTemplate('Hello {foo.bar + @("test"}!');678            expect(function() {679                tpl.getTokens();680            }).toThrow();681        });682        it('should fail when there\'s a missing paran', function () {683            var tpl = new BindTemplate('Hello {foo.bar + (foo:number}!');684            expect(function() {685                tpl.getTokens();686            }).toThrow();687        });688        it('should fail when specifying an invalid Ext.util.Format fn', function () {689            var tpl = new BindTemplate('Hello {foo.bar + (foo:justTesting}!');690            expect(function() {691                tpl.getTokens();692            }).toThrow();693        });694        it('should fail when there is an unexpected operator', function () {695            var tpl = new BindTemplate('Hello {foo.bar + ! $ (foo:number)}!');696            expect(function() {697                tpl.getTokens();698            }).toThrow();699        });700        it('should fail when there is an unknown operator', function () {701            var tpl = new BindTemplate('Hello {foo.bar + dd[foo:number]}!');702            expect(function() {703                tpl.getTokens();704            }).toThrow();705        });706        it('should fail on unexpected . token', function () {707            var tpl = new BindTemplate('Hello {foo.bar + dd.(foo:number)}!');708            expect(function() {709                tpl.getTokens();710            }).toThrow();711        });712        it('should fail on not defined unary * operator', function () {713            var tpl = new BindTemplate('Hello {foo.bar + * 5}!');714            expect(function() {715                tpl.getTokens();716            }).toThrow();717        });718        it('should fail on undefined unary in format fn name', function () {719            var tpl = new BindTemplate('Hello {foo.bar:*number}!');720            expect(function() {721                tpl.getTokens();722            }).toThrow();723        });724        it('should fail when starting with an unknown operator', function () {725            var tpl = new BindTemplate('Hello { % foo.bar:number }!');726            expect(function() {727                tpl.getTokens();728            }).toThrow();729        });730        it('should fail when using open curly inside expression', function () {731            var tpl = new BindTemplate('Hello { { foo.bar:number }!');732            expect(function() {733                tpl.getTokens();734            }).toThrow();735        });736        it('should fail when using close curly inside expression', function () {737            var tpl = new BindTemplate('Hello { foo.bar:}number }!');738            expect(function() {739                tpl.getTokens();740            }).toThrow();741        });742        it('should fail on wrong literals', function () {743            var tpl = new BindTemplate('Hello { foo.bar:this.test("yep\" it fails") }!');744            expect(function() {745                tpl.getTokens();746            }).toThrow();747        });748        it('should fail when ending with an operator', function () {749            var tpl = new BindTemplate('Hello {foo.bar:number + }!');750            expect(function() {751                tpl.getTokens();752            }).toThrow();753        });754        it('should fail on undefined unary / operator', function () {755            var tpl = new BindTemplate('Hello {foo.bar + / 5}!');756            expect(function() {757                tpl.getTokens();758            }).toThrow();759        });760        it('should fail on undefined unary * operator', function () {761            var tpl = new BindTemplate('Hello {foo.bar + * 5}!');762            expect(function() {763                tpl.getTokens();764            }).toThrow();765        });766        it('should fail on undefined unary && operator', function () {767            var tpl = new BindTemplate('Hello {foo.bar + && 5}!');768            expect(function() {769                tpl.getTokens();770            }).toThrow();771        });772        it('should fail on undefined unary || operator', function () {773            var tpl = new BindTemplate('Hello {foo.bar + || 5}!');774            expect(function() {775                tpl.getTokens();776            }).toThrow();777        });778        it('should fail on undefined unary > operator', function () {779            var tpl = new BindTemplate('Hello {foo.bar + > 5}!');780            expect(function() {781                tpl.getTokens();782            }).toThrow();783        });784        it('should fail on undefined unary >= operator', function () {785            var tpl = new BindTemplate('Hello {foo.bar + >= 5}!');786            expect(function() {787                tpl.getTokens();788            }).toThrow();789        });790        it('should fail on undefined unary < operator', function () {791            var tpl = new BindTemplate('Hello {foo.bar + < 5}!');792            expect(function() {793                tpl.getTokens();794            }).toThrow();795        });796        it('should fail on undefined unary <= operator', function () {797            var tpl = new BindTemplate('Hello {foo.bar + <= 5}!');798            expect(function() {799                tpl.getTokens();800            }).toThrow();801        });802        it('should fail on undefined unary == operator', function () {803            var tpl = new BindTemplate('Hello {foo.bar + == 5}!');804            expect(function() {805                tpl.getTokens();806            }).toThrow();807        });808        it('should fail on undefined unary === operator', function () {809            var tpl = new BindTemplate('Hello {foo.bar + === 5}!');810            expect(function() {811                tpl.getTokens();812            }).toThrow();813        });814        it('should fail on undefined unary != operator', function () {815            var tpl = new BindTemplate('Hello {foo.bar + != 5}!');816            expect(function() {817                tpl.getTokens();818            }).toThrow();819        });820        it('should fail on undefined unary !== operator', function () {821            var tpl = new BindTemplate('Hello {foo.bar + !== 5}!');822            expect(function() {823                tpl.getTokens();824            }).toThrow();825        });826        it('should fail when the compiled function fails on global objects', function () {827            var tpl = new BindTemplate('Hello {foo.bar + @Something.b}!');828            expect(tpl.getTokens()).toEqual(['foo.bar']);829            expect(function() {830                tpl.apply([3]);831            }).toThrow();832        });833        it('should fail when the compiled function fails on missing scope function', function () {834            var tpl = new BindTemplate('Hello {foo.bar:this.test}!');835            expect(tpl.getTokens()).toEqual(['foo.bar']);836            expect(function() {837                tpl.apply([3]);838            }).toThrow();839        });840        it('should fail when ambiguous ternary provided', function () {841            var tpl = new BindTemplate('Hello {foo ? bar:number : 6}');842            expect(function() {843                tpl.getTokens();844            }).toThrow();845        });846    });...

Using AI Code Generation

1var gherkin = require('gherkin');2var parser = new gherkin.Parser();3var lexer = new gherkin.Lexer();4var fs = require('fs');5var path = require('path');6var feature = fs.readFileSync(path.resolve(__dirname, "test.feature"), "utf8");7var tokens = lexer.lex(feature);8var result = parser.parse(tokens);9console.log(result);10{ type: 'Feature',11  location: { line: 1, column: 1 },12   [ { type: 'Scenario',13       location: { line: 2, column: 3 },14        [ { type: 'Step',15            location: { line: 3, column: 5 },16            text: 'I have a test feature' },17          { type: 'Step',18            location: { line: 4, column: 5 },19            text: 'I have a test scenario' } ],20       tags: [] } ],21  tags: [] }22var Cucumber = require('cucumber');23var cucumber = Cucumber.Cli(process.argv.slice(2));24cucumber.run(function(succeeded) {25    process.exit(succeeded ? 0 : 1);26});

Using AI Code Generation

1var gherkin = require('gherkin');2var fs = require('fs');3var parser = new gherkin.Parser();4var lexer = new gherkin.Lexer('en');5var feature = fs.readFileSync('test.feature', 'utf8');6var tokens = lexer.lex(feature);7var ast = parser.parse(tokens);8console.log(ast);9var gherkin = require('gherkin');10var fs = require('fs');11var parser = new gherkin.Parser();12var lexer = new gherkin.Lexer('en');13var feature = fs.readFileSync('test.feature', 'utf8');14var tokens = lexer.lex(feature);15var ast = parser.parse(tokens);16console.log(ast);

Using AI Code Generation

1var gherkin = require('gherkin');2var parser = new gherkin.Parser();3var lexer = new gherkin.Lexer(gherkin);4var tokens = lexer.lex('Feature: test5');6console.log(tokens);7tokens = parser.parse(tokens);8console.log(tokens);9var gherkin = require('gherkin');10var parser = new gherkin.Parser();11var lexer = new gherkin.Lexer(gherkin);12var tokens = lexer.lex('Feature: test13');14console.log(tokens);15tokens = parser.parse(tokens);16console.log(tokens);17var messages = require('cucumber-messages');18var gherkinDocument = messages.GherkinDocument.fromObject({19  feature: {20    location: {21    },22      {23        scenario: {24          location: {25          },26            {27              location: {28              },29            }30        }31      }32  }33});34console.log(gherkinDocument);35var {defineSupportCode} = require('cucumber');36defineSupportCode(function({Given, Then}) {37  Given('I have a custom step', function() {38  });39});

Using AI Code Generation

1var gherkin = require('gherkin');2var parser = new gherkin.Parser();3var lexer = new gherkin.Lexer();4var tokens = lexer.lex('Feature: Test');5var features = parser.parse(tokens);6console.log(features[0].name);7console.log(features[0].description);8{9  "dependencies": {10  }11}12var gherkin = require('gherkin');13var parser = new gherkin.Parser();14var lexer = new gherkin.Lexer();15var tokens = lexer.lex('Feature: Test');16var features = parser.parse(tokens);17console.log(features[0].name);18console.log(features[0].description);19    at Object.<anonymous> (C:\Users\user\Documents\test.js:7:20)20    at Module._compile (module.js:413:34)21    at Object.Module._extensions..js (module.js:422:10)22    at Module.load (module.js:357:32)23    at Function.Module._load (module.js:314:12)24    at Function.Module.runMain (module.js:447:10)25    at startup (node.js:139:18)

Using AI Code Generation

1var gherkin = require('gherkin');2var parser = new gherkin.Parser();3var lexer = new gherkin.Lexer();4var tokens = lexer.lex("Feature: Test");5var result = parser.parse(tokens);6console.log(result);7{8  "scripts": {9  },10  "dependencies": {11  }12}13{14  "dependencies": {15    "gherkin": {16      "requires": {17      }18    },19    "json-stable-stringify": {20      "requires": {21      }22    },23    "minimatch": {

Using AI Code Generation

1const gherkin = require('gherkin');2const parser = new gherkin.Parser();3const tokens = parser.getTokens('Feature: test');4const gherkin = require('gherkin');5const dialect = gherkin.getGherkinDialect('en');6console.log(dialect)7const gherkin = require('gherkin');8const dialects = gherkin.getGherkinDialects();9console.log(dialects)10const gherkin = require('gherkin');11const dialects = gherkin.getGherkinDialects();12console.log(dialects)13const gherkin = require('gherkin');14const dialects = gherkin.getGherkinDialects();15console.log(dialects)16const gherkin = require('gherkin');17const dialects = gherkin.getGherkinDialects();18console.log(dialects)19const gherkin = require('gherkin');20const dialects = gherkin.getGherkinDialects();21console.log(dialects)22const gherkin = require('gherkin');23const dialects = gherkin.getGherkinDialects();24console.log(dialects)25const gherkin = require('gherkin');26const dialects = gherkin.getGherkinDialects();27console.log(dialects)28const gherkin = require('gherkin');29const dialects = gherkin.getGherkinDialects();30console.log(dialects)

Cucumber Tutorial:

LambdaTest offers a detailed Cucumber testing tutorial, explaining its features, importance, best practices, and more to help you get started with running your automation testing scripts.

Cucumber Tutorial Chapters:

Here are the detailed Cucumber testing chapters to help you get started:

Importance of Cucumber - Learn why Cucumber is important in Selenium automation testing during the development phase to identify bugs and errors.
Setting Up Cucumber in Eclipse and IntelliJ - Learn how to set up Cucumber in Eclipse and IntelliJ.
Running First Cucumber.js Test Script - After successfully setting up your Cucumber in Eclipse or IntelliJ, this chapter will help you get started with Selenium Cucumber testing in no time.
Annotations in Cucumber - To handle multiple feature files and the multiple scenarios in each file, you need to use functionality to execute these scenarios. This chapter will help you learn about a handful of Cucumber annotations ranging from tags, Cucumber hooks, and more to ease the maintenance of the framework.
Automation Testing With Cucumber And Nightwatch JS - Learn how to build a robust BDD framework setup for performing Selenium automation testing by integrating Cucumber into the Nightwatch.js framework.
Automation Testing With Selenium, Cucumber & TestNG - Learn how to perform Selenium automation testing by integrating Cucumber with the TestNG framework.
Integrate Cucumber With Jenkins - By using Cucumber with Jenkins integration, you can schedule test case executions remotely and take advantage of the benefits of Jenkins. Learn how to integrate Cucumber with Jenkins with this detailed chapter.
Cucumber Best Practices For Selenium Automation - Take a deep dive into the advanced use cases, such as creating a feature file, separating feature files, and more for Cucumber testing.