KaneAI - World’s First E2E Software Testing Agent.Book a Demo 
How to use parseFile method of main Package
Best Mock code snippet using main.parseFile
examples_test.go
Source:examples_test.go 
...40 readFile := func(fname string) error {41 return eris.Wrapf(ErrUnexpectedEOF, "error reading file '%v'", fname) // line 642 }43 // example func that catches and returns an error without modification44 parseFile := func(fname string) error {45 // read the file46 err := readFile(fname) // line 1247 if err != nil {48 return err49 }50 return nil51 }52 // unpack and print the error via uerr.ToJSON(...)53 err := parseFile("example.json") // line 2054 u, _ := json.MarshalIndent(eris.ToJSON(err, true), "", "\t") // true: include stack trace55 fmt.Printf("%v\n", string(u))56 // example output:57 // {58 // "root": {59 // "message": "unexpected EOF",60 // "stack": [61 // "main.main:.../example/main.go:20",62 // "main.parseFile:.../example/main.go:12",63 // "main.readFile:.../example/main.go:6"64 // ]65 // },66 // "wrap": [67 // {68 // "message": "error reading file 'example.json'",69 // "stack": "main.readFile:.../example/main.go:6"70 // }71 // ]72 // }73}74func TestExampleToJSON_global(t *testing.T) {75 if !testing.Verbose() {76 return77 }78 ExampleToJSON_global()79}80// Demonstrates JSON formatting of wrapped errors that originate from local root errors (created at81// the source of the error via eris.New).82func ExampleToJSON_local() {83 // example func that returns an eris error84 readFile := func(fname string) error {85 return eris.New("unexpected EOF") // line 386 }87 // example func that catches an error and wraps it with additional context88 parseFile := func(fname string) error {89 // read the file90 err := readFile(fname) // line 991 if err != nil {92 return eris.Wrapf(err, "error reading file '%v'", fname) // line 1193 }94 return nil95 }96 // example func that just catches and returns an error97 processFile := func(fname string) error {98 // parse the file99 err := parseFile(fname) // line 19100 if err != nil {101 return err102 }103 return nil104 }105 // another example func that catches and wraps an error106 printFile := func(fname string) error {107 // process the file108 err := processFile(fname) // line 29109 if err != nil {110 return eris.Wrapf(err, "error printing file '%v'", fname) // line 31111 }112 return nil113 }114 // unpack and print the raw error115 err := printFile("example.json") // line 37116 u, _ := json.MarshalIndent(eris.ToJSON(err, true), "", "\t")117 fmt.Printf("%v\n", string(u))118 // example output:119 // {120 // "root": {121 // "message": "unexpected EOF",122 // "stack": [123 // "main.main:.../example/main.go:37",124 // "main.printFile:.../example/main.go:31",125 // "main.printFile:.../example/main.go:29",126 // "main.processFile:.../example/main.go:19",127 // "main.parseFile:.../example/main.go:11",128 // "main.parseFile:.../example/main.go:9",129 // "main.readFile:.../example/main.go:3"130 // ]131 // },132 // "wrap": [133 // {134 // "message": "error printing file 'example.json'",135 // "stack": "main.printFile:.../example/main.go:31"136 // },137 // {138 // "message": "error reading file 'example.json'",139 // "stack": "main.parseFile: .../example/main.go: 11"140 // }141 // ]142 // }143}144func TestExampleToJSON_local(t *testing.T) {145 if !testing.Verbose() {146 return147 }148 ExampleToJSON_local()149}150// Demonstrates string formatting of wrapped errors that originate from external (non-eris) error151// types.152func ExampleToString_external() {153 // example func that returns an IO error154 readFile := func(fname string) error {155 return io.ErrUnexpectedEOF156 }157 // unpack and print the error158 err := readFile("example.json")159 fmt.Println(eris.ToString(err, false)) // false: omit stack trace160 // example output:161 // unexpected EOF162}163func TestExampleToString_external(t *testing.T) {164 if !testing.Verbose() {165 return166 }167 ExampleToString_external()168}169// Demonstrates string formatting of wrapped errors that originate from global root errors.170func ExampleToString_global() {171 // example func that wraps a global error value172 readFile := func(fname string) error {173 return eris.Wrapf(FormattedErrUnexpectedEOF, "error reading file '%v'", fname) // line 6174 }175 // example func that catches and returns an error without modification176 parseFile := func(fname string) error {177 // read the file178 err := readFile(fname) // line 12179 if err != nil {180 return err181 }182 return nil183 }184 // example func that just catches and returns an error185 processFile := func(fname string) error {186 // parse the file187 err := parseFile(fname) // line 22188 if err != nil {189 return eris.Wrapf(err, "error processing file '%v'", fname) // line 24190 }191 return nil192 }193 // call processFile and catch the error194 err := processFile("example.json") // line 30195 // print the error via fmt.Printf196 fmt.Printf("%v\n", err) // %v: omit stack trace197 // example output:198 // unexpected EOF: error reading file 'example.json'199 // unpack and print the error via uerr.ToString(...)200 fmt.Printf("%v\n", eris.ToString(err, true)) // true: include stack trace201 // example output:202 // error reading file 'example.json'203 // main.readFile:.../example/main.go:6204 // unexpected EOF205 // main.main:.../example/main.go:30206 // main.processFile:.../example/main.go:24207 // main.processFile:.../example/main.go:22208 // main.parseFile:.../example/main.go:12209 // main.readFile:.../example/main.go:6210}211func TestExampleToString_global(t *testing.T) {212 if !testing.Verbose() {213 return214 }215 ExampleToString_global()216}217// Demonstrates string formatting of wrapped errors that originate from local root errors (created218// at the source of the error via eris.New).219func ExampleToString_local() {220 // example func that returns an eris error221 readFile := func(fname string) error {222 return eris.New("unexpected EOF") // line 3223 }224 // example func that catches an error and wraps it with additional context225 parseFile := func(fname string) error {226 // read the file227 err := readFile(fname) // line 9228 if err != nil {229 return eris.Wrapf(err, "error reading file '%v'", fname) // line 11230 }231 return nil232 }233 // call parseFile and catch the error234 err := parseFile("example.json") // line 17235 // print the error via fmt.Printf236 fmt.Printf("%v\n", err) // %v: omit stack trace237 // example output:238 // unexpected EOF: error reading file 'example.json'239 // unpack and print the error via uerr.ToString(...)240 fmt.Println(eris.ToString(err, true)) // true: include stack trace241 // example output:242 // error reading file 'example.json'243 // main.parseFile:.../example/main.go:11244 // unexpected EOF245 // main.main:.../example/main.go:17246 // main.parseFile:.../example/main.go:11247 // main.parseFile:.../example/main.go:9248 // main.readFile:.../example/main.go:3249}250func TestExampleToString_local(t *testing.T) {251 if !testing.Verbose() {252 return253 }254 ExampleToString_local()255}...
class_parse_test.go
Source:class_parse_test.go
...8)9const file = "../testfiles/Main.class"10func Test_class_parse(t *testing.T) {11 var cp ClassReader12 e := cp.parseFile(file)13 if e != nil {14 t.Fatal(e)15 }16 fmt.Println(cp)17}18func Test_get_class_file(t *testing.T) {19 var cp ClassReader20 _ = cp.parseFile(file)21 classFile := cp.ClassFile()22 fmt.Println("classFile is", classFile)23}24func Test_get_magic_num(t *testing.T) {25 var cp ClassReader26 _ = cp.parseFile(file)27 m := cp.ClassFile().Magic28 expect := core.Hex("CAFEBABE")29 if m.Hex != expect {30 t.Fatalf("magic num is %s except is %s", m.Hex, expect)31 }32}33func Test_get_Minor_Version(t *testing.T) {34 var cp ClassReader35 _ = cp.parseFile(file)36 mv := cp.ClassFile().MinorVersion37 v := mv.Version38 log.Println("minor_Version is ", v)39 expect := 040 if v != expect {41 t.Fatalf("minor version is %d,except is %d", v, expect)42 }43}44func Test_get_major_version(t *testing.T) {45 var cp ClassReader46 _ = cp.parseFile(file)47 mv := cp.ClassFile().MajorVersion48 expect := 5249 if (expect) != mv.Version {50 t.Fatalf("major version is %d,except is %d", mv.Version, expect)51 }52}53func Test_get_cp(t *testing.T) {54 var cp ClassReader55 _ = cp.parseFile(file)56 constPoolCount := cp.ClassFile().ConstantPoolCount57 v := constPoolCount.Count58 except := 21159 if v != except {60 t.Fatalf("constPoolCount is %d except is %d", v, except)61 }62}63func Test_get_cp_info(t *testing.T) {64 var cp ClassReader65 _ = cp.parseFile(file)66 classFile := cp.ClassFile()67 cpInfos := classFile.CpInfos68 v := cpInfos.String()69 fmt.Println(v)70 f, _ := os.Create("../testfiles/cp_test.txt")71 defer f.Close()72 f.Write([]byte(v))73}74func Test_get_access_flags(t *testing.T) {75 var cp ClassReader76 _ = cp.parseFile(file)77 af := cp.ClassFile().AccessFlag78 view := af.String()79 except := "ACC_PUBLIC, ACC_SUPER"80 if view != except {81 t.Fatalf("access flags is %s except is %s", view, except)82 }83}84func Test_get_this_class(t *testing.T) {85 var cp ClassReader86 _ = cp.parseFile(file)87 classFile := cp.ClassFile()88 tc := classFile.ThisClass89 s := tc.String90 fmt.Println(s)91 expect := "Main"92 if s != expect {93 t.Fatalf("\n expect is %v \n s is %v", expect, s)94 }95}96func Test_get_interface(t *testing.T) {97 var cp ClassReader98 _ = cp.parseFile(file)99 classFile := cp.ClassFile()100 fmt.Println(classFile)101 ifc := classFile.InterfacesCount102 if ifc.Count != 1 {103 t.Fatalf("ifc is %v expect is %d", ifc, 1)104 }105 ifcc := classFile.Interfaces[0]106 s := ifcc.NameString107 expect := "InterfaceMain"108 if s != expect {109 t.Fatalf("ifcc is %v expect is %s", ifcc, expect)110 }111}112func Test_get_attributes(t *testing.T) {113 var cp ClassReader114 _ = cp.parseFile(file)115 classFile := cp.ClassFile()116 core.Info.Println("tes output -------------------")117 fmt.Println(classFile.ClassDesc())118 file, err := os.Create("../testfiles/Main.txt")119 if err != nil {120 log.Fatalln("Failed to open error log file:", err)121 }122 defer file.Close()123 file.WriteString("\n")124 file.WriteString("\n")125 file.WriteString("\n")126 file.WriteString(classFile.ClassDesc())127}128func Test_log(t *testing.T) {129 core.Info.Println("INFO")130 core.Trace.Println("Trace")131 core.Warning.Println("Warning")132 core.Error.Println("Error")133}134func Test_getClassDesc(t *testing.T) {135 const file = "../testfiles/Main.class"136 f, err := os.Create("../testfiles/Main.txt")137 if err != nil {138 log.Fatalln("Failed to open error log file:", err)139 }140 var cp ClassReader141 _ = cp.parseFile(file)142 cf := cp.ClassFile()143 desc := cf.ClassDesc()144 fmt.Println(desc)145 defer f.Close()146 f.WriteString(cp.CpDesc(cf.ThisClass.String))147 f.WriteString(desc)148}...
parser_test.go
Source:parser_test.go
1// Copyright 2009 The Go Authors. All rights reserved.2// Use of this source code is governed by a BSD-style3// license that can be found in the LICENSE file.4package parser5import (6 "go/token"7 "os"8 "testing"9)10var fset = token.NewFileSet()11var illegalInputs = []interface{}{12 nil,13 3.14,14 []byte(nil),15 "foo!",16}17func TestParseIllegalInputs(t *testing.T) {18 for _, src := range illegalInputs {19 _, err := ParseFile(fset, "", src, 0)20 if err == nil {21 t.Errorf("ParseFile(%v) should have failed", src)22 }23 }24}25var validPrograms = []interface{}{26 "package main\n",27 `package main;`,28 `package main; import "fmt"; func main() { fmt.Println("Hello, World!") };`,29 `package main; func main() { if f(T{}) {} };`,30 `package main; func main() { _ = (<-chan int)(x) };`,31 `package main; func main() { _ = (<-chan <-chan int)(x) };`,32 `package main; func f(func() func() func());`,33 `package main; func f(...T);`,34 `package main; func f(float, ...int);`,35 `package main; func f(x int, a ...int) { f(0, a...); f(1, a...,) };`,36 `package main; type T []int; var a []bool; func f() { if a[T{42}[0]] {} };`,37 `package main; type T []int; func g(int) bool { return true }; func f() { if g(T{42}[0]) {} };`,38 `package main; type T []int; func f() { for _ = range []int{T{42}[0]} {} };`,39 `package main; var a = T{{1, 2}, {3, 4}}`,40}41func TestParseValidPrograms(t *testing.T) {42 for _, src := range validPrograms {43 _, err := ParseFile(fset, "", src, 0)44 if err != nil {45 t.Errorf("ParseFile(%q): %v", src, err)46 }47 }48}49var validFiles = []string{50 "parser.go",51 "parser_test.go",52}53func TestParse3(t *testing.T) {54 for _, filename := range validFiles {55 _, err := ParseFile(fset, filename, nil, 0)56 if err != nil {57 t.Errorf("ParseFile(%s): %v", filename, err)58 }59 }60}61func nameFilter(filename string) bool {62 switch filename {63 case "parser.go":64 case "interface.go":65 case "parser_test.go":66 default:67 return false68 }69 return true70}71func dirFilter(f *os.FileInfo) bool { return nameFilter(f.Name) }72func TestParse4(t *testing.T) {73 path := "."74 pkgs, err := ParseDir(fset, path, dirFilter, 0)75 if err != nil {76 t.Fatalf("ParseDir(%s): %v", path, err)77 }78 if len(pkgs) != 1 {79 t.Errorf("incorrect number of packages: %d", len(pkgs))80 }81 pkg := pkgs["parser"]82 if pkg == nil {83 t.Errorf(`package "parser" not found`)84 return85 }86 for filename := range pkg.Files {87 if !nameFilter(filename) {88 t.Errorf("unexpected package file: %s", filename)89 }90 }91}...
main_test.go
Source:main_test.go
1package main2import (3 "testing"4)5func TestMiniPanda(t *testing.T) {6 c := NewCompiler(nil)7 c.ParseFile("./micro-panda/libc/io.mpd")8 c.ParseFile("./micro-panda/libc/memory.mpd")9 c.ParseFile("./micro-panda/llvm/memory.mpd")10 c.ParseFile("./micro-panda/test/test.mpd")11 c.ParseFile("./micro-panda/test/expression.mpd")12 c.ParseFile("./micro-panda/test/function.mpd")13 c.ParseFile("./micro-panda/test/statement.mpd")14 c.ParseFile("./micro-panda/test/struct.mpd")15 c.ParseFile("./micro-panda/main.mpd")16 if c.Validate() {17 c.GenerateIR("./micro-panda/main")18 }19 t.Fail()20}...
parseFile
Using AI Code Generation
1import (2func main() {3 fmt.Println("Hello World")4}5import (6func main() {7 fmt.Println("Hello World")8}9import (10func main() {11 fmt.Println("Hello World")12}13import (14func main() {15 fmt.Println("Hello World")16}17import (18func main() {19 fmt.Println("Hello World")20}21import (22func main() {23 fmt.Println("Hello World")24}25import (26func main() {27 fmt.Println("Hello World")28}29import (30func main() {31 fmt.Println("Hello World")32}33import (34func main() {35 fmt.Println("Hello World")36}37import (38func main() {39 fmt.Println("Hello World")40}41import (42func main() {43 fmt.Println("Hello World")44}45import (46func main() {47 fmt.Println("Hello World")48}49import (50func main() {51 fmt.Println("Hello World")52}53import
parseFile
Using AI Code Generation
1import (2func main() {3 fmt.Println("Enter the file name with path")4 fmt.Scanln(&filename)5 file, err := os.Open(filename)6 if err != nil {7 fmt.Println("Error in opening file")8 }9 defer file.Close()10 scanner := bufio.NewScanner(file)11 for scanner.Scan() {12 line := scanner.Text()13 if strings.Contains(line, "import") {14 fmt.Println(line)15 }16 }17}18import "fmt"19import "os"20import "bufio"21import "strings"22import (23func main() {24 fmt.Println("Enter the file name with path")25 fmt.Scanln(&filename)26 file, err := os.Open(filename)27 if err != nil {28 fmt.Println("Error in opening file")29 }30 defer file.Close()31 scanner := bufio.NewScanner(file)32 for scanner.Scan() {33 line := scanner.Text()34 fmt.Println(line)35 }36}37import (38func main() {39 fmt.Println("Enter the file name with path")40 fmt.Scanln(&filename)41 file, err := os.Open(filename)42 if err != nil {43 fmt.Println("Error in opening file")44 }45 defer file.Close()46 scanner := bufio.NewScanner(file)47 for scanner.Scan() {48 line := scanner.Text()49 fmt.Println(line)50 }51}52import (
parseFile
Using AI Code Generation
1import (2func main() {3 scanner := bufio.NewScanner(os.Stdin)4 scanner.Scan()5 fmt.Println(scanner.Text())6}
parseFile
Using AI Code Generation
1import (2func main() {3 p := parser.New()4 p.ParseFile("test2.txt")5}6import (7type Parser struct {8}9func New() *Parser {10 return &Parser{}11}12func (p *Parser) ParseFile(filename string) {13 f, err := os.Open(filename)14 if err != nil {15 fmt.Println(err)16 }17 defer f.Close()18 scanner := bufio.NewScanner(f)19 for scanner.Scan() {20 fmt.Println(scanner.Text())21 }22 if err := scanner.Err(); err != nil {23 fmt.Println(err)24 }25 fmt.Println("Parsing file: ", filename)26}
parseFile
Using AI Code Generation
1import (2func main() {3 file, err := os.Open("c:/Users/HP/Desktop/1.txt")4 if err != nil {5 fmt.Println("Error in opening file")6 }7 defer file.Close()8 scanner := bufio.NewScanner(file)9 scanner.Split(bufio.ScanLines)10 for scanner.Scan() {11 txtlines = append(txtlines, scanner.Text())12 }13 file.Close()14 file, err = os.OpenFile("c:/Users/HP/Desktop/1.txt", os.O_WRONLY|os.O_TRUNC, 0666)15 if err != nil {16 fmt.Println("Error in opening file")17 }18 defer file.Close()19 for _, eachline := range txtlines {20 file.WriteString(eachline + "21 }22}
parseFile
Using AI Code Generation
1import (2type mainClass struct {3 imports []string4}5func parseFile(fileName string) (mainClass, error) {6 file, err := os.Open(fileName)7 if err != nil {8 return mainClass{}, err9 }10 defer file.Close()11 scanner := bufio.NewScanner(file)12 mc := mainClass{}13 reMain := regexp.MustCompile(`func main\(\) {`)14 reImport := regexp.MustCompile(`import \(`)15 reClass := regexp.MustCompile(`type ([a-z0-9]+) struct {`)16 reMethod := regexp.MustCompile(`func \([a-z0-9]+ \*([a-z0-9]+)\) ([a-z0-9]+)\(`)17 reEndImport := regexp.MustCompile(`\)`)18 reEndMain := regexp.MustCompile(`}`)19 reEndClass := regexp.MustCompile(`}`)20 reEndMethod := regexp.MustCompile(`}`)21 reEndFile := regexp.MustCompile(`}`)22 reEndFile2 := regexp.MustCompile(`}`)23 reEndFile3 := regexp.MustCompile(`}`)24 reEndFile4 := regexp.MustCompile(`}`)
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.
LambdaTest Learning Hubs:
- JUnit Tutorial
- TestNG Tutorial
- Webdriver Tutorial
- WebDriverIO Tutorial
- Protractor Tutorial
- Selenium 4 Tutorial
- Jenkins Tutorial
- NUnit Tutorial
- Jest Tutorial
- Playwright Tutorial
- Cypress Tutorial
- PyTest Tutorial
YouTube
You could also refer to video tutorials over LambdaTest YouTube channel to get step by step demonstration from industry experts.
Run Mock automation tests on LambdaTest cloud grid
Perform automation testing on 3000+ real desktop and mobile devices online.
Most used method in
- getTypeSpecTypeParams
- parseGenericType
- getIdentTypeParams
- reflectMode
- writeProgram
- run
- runInDir
- main
- TestFileParser_ParseFile
- TestFileParser_ParsePackage
- TestImportsOfFile
- checkGreeterImports
- Benchmark_parseFile
- TestParseArrayWithConstLength
- printModuleVersion
- TestMakeArgString
- TestNewIdentifierAllocator
- allocatorContainsIdentifiers
- TestIdentifierAllocator_allocateIdentifier
- TestGenerateMockInterface_Helper
- findMethod
- TestGetArgNames
- Test_createPackageMap
- TestParsePackageImport_FallbackGoPath
- TestParsePackageImport_FallbackMultiGoPath
- sourceMode
- Path
- Parser
- Error
- newInterfaceCache
- Set
- Get
- GetASTIface
- errorf
- parseAuxFiles
- addAuxInterfacesFromFile
- parseFile
- parsePackage
- parseInterface
- parseFunc
- parseFieldList
- parseType
- parseArrayLength
- importsOfFile
- iterInterfaces
- isVariadic
- packageNameOfDir
- parseMockNames
- usage
- in
- out
- sanitize
- Generate
- mockName
- formattedTypeParams
- GenerateMockInterface
- Len
- Swap
- Less
- GenerateMockMethods
- makeArgString
- GenerateMockMethod
- GenerateMockRecorderMethod
- getArgNames
- getArgTypes
- newIdentifierAllocator
- allocateIdentifier
- Output
- createPackageMap
- printVersion
- parsePackageImport
Try LambdaTest Now !!
Get 100 minutes of automation test minutes FREE!!
Was this article helpful?
