How to use TestData method of compiler Package

Best Syzkaller code snippet using compiler.TestData

gcimporter_test.go

Source:gcimporter_test.go

1// Copyright 2011 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.4// This file is a copy of $GOROOT/src/go/internal/gcimporter/gcimporter_test.go,5// adjusted to make it build with code from (std lib) internal/testenv copied.6package gcimporter7import (8	"bytes"9	"fmt"10	"go/types"11	"io/ioutil"12	"os"13	"os/exec"14	"path/filepath"15	"runtime"16	"strings"17	"testing"18	"time"19	"golang.org/x/tools/internal/testenv"20)21func TestMain(m *testing.M) {22	testenv.ExitIfSmallMachine()23	os.Exit(m.Run())24}25// ----------------------------------------------------------------------------26// The following three functions (Builder, HasGoBuild, MustHaveGoBuild) were27// copied from $GOROOT/src/internal/testenv since that package is not available28// in x/tools.29// Builder reports the name of the builder running this test30// (for example, "linux-amd64" or "windows-386-gce").31// If the test is not running on the build infrastructure,32// Builder returns the empty string.33func Builder() string {34	return os.Getenv("GO_BUILDER_NAME")35}36// HasGoBuild reports whether the current system can build programs with ``go build''37// and then run them with os.StartProcess or exec.Command.38func HasGoBuild() bool {39	switch runtime.GOOS {40	case "android", "nacl":41		return false42	case "darwin":43		if strings.HasPrefix(runtime.GOARCH, "arm") {44			return false45		}46	}47	return true48}49// MustHaveGoBuild checks that the current system can build programs with ``go build''50// and then run them with os.StartProcess or exec.Command.51// If not, MustHaveGoBuild calls t.Skip with an explanation.52func MustHaveGoBuild(t *testing.T) {53	testenv.NeedsTool(t, "go")54	if !HasGoBuild() {55		t.Skipf("skipping test: 'go build' not available on %s/%s", runtime.GOOS, runtime.GOARCH)56	}57}58// ----------------------------------------------------------------------------59// skipSpecialPlatforms causes the test to be skipped for platforms where60// builders (build.golang.org) don't have access to compiled packages for61// import.62func skipSpecialPlatforms(t *testing.T) {63	switch platform := runtime.GOOS + "-" + runtime.GOARCH; platform {64	case "nacl-amd64p32",65		"nacl-386",66		"nacl-arm",67		"darwin-arm",68		"darwin-arm64":69		t.Skipf("no compiled packages available for import on %s", platform)70	}71}72// compile runs the compiler on filename, with dirname as the working directory,73// and writes the output file to outdirname.74func compile(t *testing.T, dirname, filename, outdirname string) string {75	/* testenv. */ MustHaveGoBuild(t)76	// filename must end with ".go"77	if !strings.HasSuffix(filename, ".go") {78		t.Fatalf("filename doesn't end in .go: %s", filename)79	}80	basename := filepath.Base(filename)81	outname := filepath.Join(outdirname, basename[:len(basename)-2]+"o")82	cmd := exec.Command("go", "tool", "compile", "-o", outname, filename)83	cmd.Dir = dirname84	out, err := cmd.CombinedOutput()85	if err != nil {86		t.Logf("%s", out)87		t.Fatalf("go tool compile %s failed: %s", filename, err)88	}89	return outname90}91func testPath(t *testing.T, path, srcDir string) *types.Package {92	t0 := time.Now()93	pkg, err := Import(make(map[string]*types.Package), path, srcDir, nil)94	if err != nil {95		t.Errorf("testPath(%s): %s", path, err)96		return nil97	}98	t.Logf("testPath(%s): %v", path, time.Since(t0))99	return pkg100}101const maxTime = 30 * time.Second102func testDir(t *testing.T, dir string, endTime time.Time) (nimports int) {103	dirname := filepath.Join(runtime.GOROOT(), "pkg", runtime.GOOS+"_"+runtime.GOARCH, dir)104	list, err := ioutil.ReadDir(dirname)105	if err != nil {106		t.Fatalf("testDir(%s): %s", dirname, err)107	}108	for _, f := range list {109		if time.Now().After(endTime) {110			t.Log("testing time used up")111			return112		}113		switch {114		case !f.IsDir():115			// try extensions116			for _, ext := range pkgExts {117				if strings.HasSuffix(f.Name(), ext) {118					name := f.Name()[0 : len(f.Name())-len(ext)] // remove extension119					if testPath(t, filepath.Join(dir, name), dir) != nil {120						nimports++121					}122				}123			}124		case f.IsDir():125			nimports += testDir(t, filepath.Join(dir, f.Name()), endTime)126		}127	}128	return129}130func mktmpdir(t *testing.T) string {131	tmpdir, err := ioutil.TempDir("", "gcimporter_test")132	if err != nil {133		t.Fatal("mktmpdir:", err)134	}135	if err := os.Mkdir(filepath.Join(tmpdir, "testdata"), 0700); err != nil {136		os.RemoveAll(tmpdir)137		t.Fatal("mktmpdir:", err)138	}139	return tmpdir140}141const testfile = "exports.go"142func TestImportTestdata(t *testing.T) {143	// This package only handles gc export data.144	if runtime.Compiler != "gc" {145		t.Skipf("gc-built packages not available (compiler = %s)", runtime.Compiler)146	}147	tmpdir := mktmpdir(t)148	defer os.RemoveAll(tmpdir)149	compile(t, "testdata", testfile, filepath.Join(tmpdir, "testdata"))150	// filename should end with ".go"151	filename := testfile[:len(testfile)-3]152	if pkg := testPath(t, "./testdata/"+filename, tmpdir); pkg != nil {153		// The package's Imports list must include all packages154		// explicitly imported by testfile, plus all packages155		// referenced indirectly via exported objects in testfile.156		// With the textual export format (when run against Go1.6),157		// the list may also include additional packages that are158		// not strictly required for import processing alone (they159		// are exported to err "on the safe side").160		// For now, we just test the presence of a few packages161		// that we know are there for sure.162		got := fmt.Sprint(pkg.Imports())163		for _, want := range []string{"go/ast", "go/token"} {164			if !strings.Contains(got, want) {165				t.Errorf(`Package("exports").Imports() = %s, does not contain %s`, got, want)166			}167		}168	}169}170func TestVersionHandling(t *testing.T) {171	skipSpecialPlatforms(t) // we really only need to exclude nacl platforms, but this is fine172	// This package only handles gc export data.173	if runtime.Compiler != "gc" {174		t.Skipf("gc-built packages not available (compiler = %s)", runtime.Compiler)175	}176	const dir = "./testdata/versions"177	list, err := ioutil.ReadDir(dir)178	if err != nil {179		t.Fatal(err)180	}181	tmpdir := mktmpdir(t)182	defer os.RemoveAll(tmpdir)183	corruptdir := filepath.Join(tmpdir, "testdata", "versions")184	if err := os.Mkdir(corruptdir, 0700); err != nil {185		t.Fatal(err)186	}187	for _, f := range list {188		name := f.Name()189		if !strings.HasSuffix(name, ".a") {190			continue // not a package file191		}192		if strings.Contains(name, "corrupted") {193			continue // don't process a leftover corrupted file194		}195		pkgpath := "./" + name[:len(name)-2]196		if testing.Verbose() {197			t.Logf("importing %s", name)198		}199		// test that export data can be imported200		_, err := Import(make(map[string]*types.Package), pkgpath, dir, nil)201		if err != nil {202			// ok to fail if it fails with a newer version error for select files203			if strings.Contains(err.Error(), "newer version") {204				switch name {205				case "test_go1.11_999b.a", "test_go1.11_999i.a":206					continue207				}208				// fall through209			}210			t.Errorf("import %q failed: %v", pkgpath, err)211			continue212		}213		// create file with corrupted export data214		// 1) read file215		data, err := ioutil.ReadFile(filepath.Join(dir, name))216		if err != nil {217			t.Fatal(err)218		}219		// 2) find export data220		i := bytes.Index(data, []byte("\n$$B\n")) + 5221		j := bytes.Index(data[i:], []byte("\n$$\n")) + i222		if i < 0 || j < 0 || i > j {223			t.Fatalf("export data section not found (i = %d, j = %d)", i, j)224		}225		// 3) corrupt the data (increment every 7th byte)226		for k := j - 13; k >= i; k -= 7 {227			data[k]++228		}229		// 4) write the file230		pkgpath += "_corrupted"231		filename := filepath.Join(corruptdir, pkgpath) + ".a"232		ioutil.WriteFile(filename, data, 0666)233		// test that importing the corrupted file results in an error234		_, err = Import(make(map[string]*types.Package), pkgpath, corruptdir, nil)235		if err == nil {236			t.Errorf("import corrupted %q succeeded", pkgpath)237		} else if msg := err.Error(); !strings.Contains(msg, "version skew") {238			t.Errorf("import %q error incorrect (%s)", pkgpath, msg)239		}240	}241}242func TestImportStdLib(t *testing.T) {243	skipSpecialPlatforms(t)244	// This package only handles gc export data.245	if runtime.Compiler != "gc" {246		t.Skipf("gc-built packages not available (compiler = %s)", runtime.Compiler)247	}248	dt := maxTime249	if testing.Short() && /* testenv. */ Builder() == "" {250		dt = 10 * time.Millisecond251	}252	nimports := testDir(t, "", time.Now().Add(dt)) // installed packages253	t.Logf("tested %d imports", nimports)254}255func TestIssue5815(t *testing.T) {256	skipSpecialPlatforms(t)257	// This package only handles gc export data.258	if runtime.Compiler != "gc" {259		t.Skipf("gc-built packages not available (compiler = %s)", runtime.Compiler)260	}261	pkg := importPkg(t, "strings", ".")262	scope := pkg.Scope()263	for _, name := range scope.Names() {264		obj := scope.Lookup(name)265		if obj.Pkg() == nil {266			t.Errorf("no pkg for %s", obj)267		}268		if tname, _ := obj.(*types.TypeName); tname != nil {269			named := tname.Type().(*types.Named)270			for i := 0; i < named.NumMethods(); i++ {271				m := named.Method(i)272				if m.Pkg() == nil {273					t.Errorf("no pkg for %s", m)274				}275			}276		}277	}278}279// Smoke test to ensure that imported methods get the correct package.280func TestCorrectMethodPackage(t *testing.T) {281	skipSpecialPlatforms(t)282	// This package only handles gc export data.283	if runtime.Compiler != "gc" {284		t.Skipf("gc-built packages not available (compiler = %s)", runtime.Compiler)285	}286	imports := make(map[string]*types.Package)287	_, err := Import(imports, "net/http", ".", nil)288	if err != nil {289		t.Fatal(err)290	}291	mutex := imports["sync"].Scope().Lookup("Mutex").(*types.TypeName).Type()292	mset := types.NewMethodSet(types.NewPointer(mutex)) // methods of *sync.Mutex293	sel := mset.Lookup(nil, "Lock")294	lock := sel.Obj().(*types.Func)295	if got, want := lock.Pkg().Path(), "sync"; got != want {296		t.Errorf("got package path %q; want %q", got, want)297	}298}299func TestIssue13566(t *testing.T) {300	skipSpecialPlatforms(t)301	// This package only handles gc export data.302	if runtime.Compiler != "gc" {303		t.Skipf("gc-built packages not available (compiler = %s)", runtime.Compiler)304	}305	// On windows, we have to set the -D option for the compiler to avoid having a drive306	// letter and an illegal ':' in the import path - just skip it (see also issue #3483).307	if runtime.GOOS == "windows" {308		t.Skip("avoid dealing with relative paths/drive letters on windows")309	}310	tmpdir := mktmpdir(t)311	defer os.RemoveAll(tmpdir)312	testoutdir := filepath.Join(tmpdir, "testdata")313	// b.go needs to be compiled from the output directory so that the compiler can314	// find the compiled package a. We pass the full path to compile() so that we315	// don't have to copy the file to that directory.316	bpath, err := filepath.Abs(filepath.Join("testdata", "b.go"))317	if err != nil {318		t.Fatal(err)319	}320	compile(t, "testdata", "a.go", testoutdir)321	compile(t, testoutdir, bpath, testoutdir)322	// import must succeed (test for issue at hand)323	pkg := importPkg(t, "./testdata/b", tmpdir)324	// make sure all indirectly imported packages have names325	for _, imp := range pkg.Imports() {326		if imp.Name() == "" {327			t.Errorf("no name for %s package", imp.Path())328		}329	}330}331func TestIssue13898(t *testing.T) {332	skipSpecialPlatforms(t)333	// This package only handles gc export data.334	if runtime.Compiler != "gc" {335		t.Skipf("gc-built packages not available (compiler = %s)", runtime.Compiler)336	}337	// import go/internal/gcimporter which imports go/types partially338	imports := make(map[string]*types.Package)339	_, err := Import(imports, "go/internal/gcimporter", ".", nil)340	if err != nil {341		t.Fatal(err)342	}343	// look for go/types package344	var goTypesPkg *types.Package345	for path, pkg := range imports {346		if path == "go/types" {347			goTypesPkg = pkg348			break349		}350	}351	if goTypesPkg == nil {352		t.Fatal("go/types not found")353	}354	// look for go/types.Object type355	obj := lookupObj(t, goTypesPkg.Scope(), "Object")356	typ, ok := obj.Type().(*types.Named)357	if !ok {358		t.Fatalf("go/types.Object type is %v; wanted named type", typ)359	}360	// lookup go/types.Object.Pkg method361	m, index, indirect := types.LookupFieldOrMethod(typ, false, nil, "Pkg")362	if m == nil {363		t.Fatalf("go/types.Object.Pkg not found (index = %v, indirect = %v)", index, indirect)364	}365	// the method must belong to go/types366	if m.Pkg().Path() != "go/types" {367		t.Fatalf("found %v; want go/types", m.Pkg())368	}369}370func TestIssue15517(t *testing.T) {371	skipSpecialPlatforms(t)372	// This package only handles gc export data.373	if runtime.Compiler != "gc" {374		t.Skipf("gc-built packages not available (compiler = %s)", runtime.Compiler)375	}376	// On windows, we have to set the -D option for the compiler to avoid having a drive377	// letter and an illegal ':' in the import path - just skip it (see also issue #3483).378	if runtime.GOOS == "windows" {379		t.Skip("avoid dealing with relative paths/drive letters on windows")380	}381	tmpdir := mktmpdir(t)382	defer os.RemoveAll(tmpdir)383	compile(t, "testdata", "p.go", filepath.Join(tmpdir, "testdata"))384	// Multiple imports of p must succeed without redeclaration errors.385	// We use an import path that's not cleaned up so that the eventual386	// file path for the package is different from the package path; this387	// will expose the error if it is present.388	//389	// (Issue: Both the textual and the binary importer used the file path390	// of the package to be imported as key into the shared packages map.391	// However, the binary importer then used the package path to identify392	// the imported package to mark it as complete; effectively marking the393	// wrong package as complete. By using an "unclean" package path, the394	// file and package path are different, exposing the problem if present.395	// The same issue occurs with vendoring.)396	imports := make(map[string]*types.Package)397	for i := 0; i < 3; i++ {398		if _, err := Import(imports, "./././testdata/p", tmpdir, nil); err != nil {399			t.Fatal(err)400		}401	}402}403func TestIssue15920(t *testing.T) {404	skipSpecialPlatforms(t)405	// This package only handles gc export data.406	if runtime.Compiler != "gc" {407		t.Skipf("gc-built packages not available (compiler = %s)", runtime.Compiler)408	}409	// On windows, we have to set the -D option for the compiler to avoid having a drive410	// letter and an illegal ':' in the import path - just skip it (see also issue #3483).411	if runtime.GOOS == "windows" {412		t.Skip("avoid dealing with relative paths/drive letters on windows")413	}414	compileAndImportPkg(t, "issue15920")415}416func TestIssue20046(t *testing.T) {417	skipSpecialPlatforms(t)418	// This package only handles gc export data.419	if runtime.Compiler != "gc" {420		t.Skipf("gc-built packages not available (compiler = %s)", runtime.Compiler)421	}422	// On windows, we have to set the -D option for the compiler to avoid having a drive423	// letter and an illegal ':' in the import path - just skip it (see also issue #3483).424	if runtime.GOOS == "windows" {425		t.Skip("avoid dealing with relative paths/drive letters on windows")426	}427	// "./issue20046".V.M must exist428	pkg := compileAndImportPkg(t, "issue20046")429	obj := lookupObj(t, pkg.Scope(), "V")430	if m, index, indirect := types.LookupFieldOrMethod(obj.Type(), false, nil, "M"); m == nil {431		t.Fatalf("V.M not found (index = %v, indirect = %v)", index, indirect)432	}433}434func importPkg(t *testing.T, path, srcDir string) *types.Package {435	pkg, err := Import(make(map[string]*types.Package), path, srcDir, nil)436	if err != nil {437		t.Fatal(err)438	}439	return pkg440}441func compileAndImportPkg(t *testing.T, name string) *types.Package {442	tmpdir := mktmpdir(t)443	defer os.RemoveAll(tmpdir)444	compile(t, "testdata", name+".go", filepath.Join(tmpdir, "testdata"))445	return importPkg(t, "./testdata/"+name, tmpdir)446}447func lookupObj(t *testing.T, scope *types.Scope, name string) types.Object {448	if obj := scope.Lookup(name); obj != nil {449		return obj450	}451	t.Fatalf("%s not found", name)452	return nil453}...

compiler_test.go

Source:compiler_test.go

1package compiler2import (3	"testing"4	"github.com/stretchr/testify/assert"5	"github.com/stretchr/testify/require"6)7func testCompiler(t *testing.T) *compiler {8	opts := Options{9		ImportPath: []string{"../testdata"},10	}11	c, err := newCompiler(opts)12	if err != nil {13		t.Fatal(err)14	}15	return c16}17// Package18func TestCompiler__should_compile_package(t *testing.T) {19	c := testCompiler(t)20	pkg, err := c.Compile("../testdata/pkg1")21	if err != nil {22		t.Fatal(err)23	}24	assert.Equal(t, "pkg1", pkg.Name)25	assert.Equal(t, "../testdata/pkg1", pkg.ID)26}27// File28func TestCompiler__should_compile_files(t *testing.T) {29	c := testCompiler(t)30	pkg, err := c.Compile("../testdata/pkg1")31	if err != nil {32		t.Fatal(err)33	}34	assert.Len(t, pkg.Files, 2)35	file0 := pkg.Files[0]36	file1 := pkg.Files[1]37	assert.Equal(t, "enum.spec", file0.Name)38	assert.Equal(t, "pkg1.spec", file1.Name)39}40// Imports41func TestCompiler__should_compile_imports(t *testing.T) {42	c := testCompiler(t)43	pkg, err := c.Compile("../testdata/pkg1")44	if err != nil {45		t.Fatal(err)46	}47	file0 := pkg.Files[0]48	file1 := pkg.Files[1]49	assert.Len(t, file0.Imports, 0)50	assert.Len(t, file1.Imports, 1)51}52func TestCompiler__should_resolve_imports(t *testing.T) {53	c := testCompiler(t)54	pkg, err := c.Compile("../testdata/pkg1")55	if err != nil {56		t.Fatal(err)57	}58	file := pkg.FileNames["pkg1.spec"]59	require.NotNil(t, file)60	imp := file.Imports[0]61	assert.True(t, imp.Resolved)62	pkg2 := imp.Package63	require.NotNil(t, pkg2)64	assert.Equal(t, "pkg2", pkg2.ID)65}66func TestCompiler__should_recursively_resolve_imports(t *testing.T) {67	c := testCompiler(t)68	pkg, err := c.Compile("../testdata/pkg1")69	if err != nil {70		t.Fatal(err)71	}72	file := pkg.FileNames["pkg1.spec"]73	require.NotNil(t, file)74	imp := file.Imports[0]75	assert.True(t, imp.Resolved)76	pkg2 := imp.Package77	require.NotNil(t, pkg2)78	imp2 := pkg2.Files[0].Imports[0]79	require.NotNil(t, imp2)80	assert.Equal(t, "sub/pkg3", imp2.ID)81	assert.NotNil(t, imp2.Package)82	assert.True(t, imp2.Resolved)83}84// Options85func TestCompiler__should_compile_options(t *testing.T) {86	c := testCompiler(t)87	pkg, err := c.Compile("../testdata/pkg1")88	if err != nil {89		t.Fatal(err)90	}91	file0 := pkg.Files[0]92	file1 := pkg.Files[1]93	assert.Len(t, file0.Options, 0)94	assert.Len(t, file1.Options, 1)95	gopkg := file1.OptionMap["go_package"]96	require.NotNil(t, gopkg)97	assert.Equal(t, "github.com/complex1tech/spec/lang/testgen/golang/pkg1", gopkg.Value)98}99// Definitions100func TestCompiler__should_compile_file_definitions(t *testing.T) {101	c := testCompiler(t)102	pkg, err := c.Compile("../testdata/pkg1")103	if err != nil {104		t.Fatal(err)105	}106	file0 := pkg.Files[0]107	file1 := pkg.Files[1]108	assert.Len(t, file0.Definitions, 1)109	assert.Len(t, file1.Definitions, 3)110}111func TestCompiler__should_compile_package_definitions(t *testing.T) {112	c := testCompiler(t)113	pkg, err := c.Compile("../testdata/pkg1")114	if err != nil {115		t.Fatal(err)116	}117	assert.Len(t, pkg.Definitions, 4)118	assert.Contains(t, pkg.DefinitionNames, "Enum")119	assert.Contains(t, pkg.DefinitionNames, "Message")120	assert.Contains(t, pkg.DefinitionNames, "Node")121	assert.Contains(t, pkg.DefinitionNames, "Struct")122}123// Enums124func TestCompiler__should_compile_enum(t *testing.T) {125	c := testCompiler(t)126	pkg, err := c.Compile("../testdata/pkg1")127	if err != nil {128		t.Fatal(err)129	}130	def := pkg.Files[0].Definitions[0]131	assert.Equal(t, DefinitionEnum, def.Type)132	assert.NotNil(t, def.Enum)133	assert.Len(t, def.Enum.Values, 5)134}135func TestCompiler__should_compile_enum_values(t *testing.T) {136	c := testCompiler(t)137	pkg, err := c.Compile("../testdata/pkg1")138	if err != nil {139		t.Fatal(err)140	}141	def := pkg.Files[0].Definitions[0]142	require.Equal(t, DefinitionEnum, def.Type)143	enum := def.Enum144	assert.Contains(t, enum.ValueNumbers, 0)145	assert.Contains(t, enum.ValueNumbers, 1)146	assert.Contains(t, enum.ValueNumbers, 2)147	assert.Contains(t, enum.ValueNumbers, 3)148	assert.Contains(t, enum.ValueNumbers, 10)149}150func TestCompiler__should_compile_enum_value_names(t *testing.T) {151	c := testCompiler(t)152	pkg, err := c.Compile("../testdata/pkg1")153	if err != nil {154		t.Fatal(err)155	}156	def := pkg.Files[0].Definitions[0]157	require.Equal(t, DefinitionEnum, def.Type)158	enum := def.Enum159	assert.Contains(t, enum.ValueNames, "UNDEFINED")160	assert.Contains(t, enum.ValueNames, "ONE")161	assert.Contains(t, enum.ValueNames, "TWO")162	assert.Contains(t, enum.ValueNames, "THREE")163	assert.Contains(t, enum.ValueNames, "TEN")164}165// Messages166func TestCompiler__should_compile_message(t *testing.T) {167	c := testCompiler(t)168	pkg, err := c.Compile("../testdata/pkg1")169	if err != nil {170		t.Fatal(err)171	}172	def := pkg.Files[1].Definitions[0]173	assert.Equal(t, DefinitionMessage, def.Type)174	assert.NotNil(t, def.Message)175	assert.Len(t, def.Message.Fields, 22)176}177func TestCompiler__should_compile_message_field_names(t *testing.T) {178	c := testCompiler(t)179	pkg, err := c.Compile("../testdata/pkg1")180	if err != nil {181		t.Fatal(err)182	}183	def := pkg.Files[1].Definitions[0]184	require.Equal(t, DefinitionMessage, def.Type)185	msg := def.Message186	require.Len(t, def.Message.FieldNames, 22)187	assert.Contains(t, msg.FieldNames, "field_bool")188	assert.Contains(t, msg.FieldNames, "field_enum")189	assert.Contains(t, msg.FieldNames, "field_byte")190}191func TestCompiler__should_compile_message_field_tags(t *testing.T) {192	c := testCompiler(t)193	pkg, err := c.Compile("../testdata/pkg1")194	if err != nil {195		t.Fatal(err)196	}197	def := pkg.Files[1].Definitions[0]198	require.Equal(t, DefinitionMessage, def.Type)199	msg := def.Message200	require.Len(t, def.Message.FieldTags, 22)201	assert.Contains(t, msg.FieldTags, 1)202	assert.Contains(t, msg.FieldTags, 2)203	assert.Contains(t, msg.FieldTags, 10)204}205// Structs206func TestCompiler__should_compile_struct(t *testing.T) {207	c := testCompiler(t)208	pkg, err := c.Compile("../testdata/pkg1")209	if err != nil {210		t.Fatal(err)211	}212	def := pkg.Files[1].DefinitionNames["Struct"]213	assert.Equal(t, DefinitionStruct, def.Type)214	assert.NotNil(t, def.Struct)215	assert.Len(t, def.Struct.Fields, 2)216}217func TestCompiler__should_compile_struct_field_names(t *testing.T) {218	c := testCompiler(t)219	pkg, err := c.Compile("../testdata/pkg1")220	if err != nil {221		t.Fatal(err)222	}223	def := pkg.Files[1].DefinitionNames["Struct"]224	assert.Equal(t, DefinitionStruct, def.Type)225	str := def.Struct226	require.NotNil(t, str)227	require.Len(t, str.Fields, 2)228	assert.Contains(t, str.FieldNames, "key")229	assert.Contains(t, str.FieldNames, "value")230}231// Types232func TestCompiler__should_compile_builtin_type(t *testing.T) {233	c := testCompiler(t)234	pkg, err := c.Compile("../testdata/pkg1")235	if err != nil {236		t.Fatal(err)237	}238	def := pkg.Files[1].DefinitionNames["Message"]239	require.NotNil(t, def.Message)240	field := def.Message.FieldNames["field_bool"]241	require.NotNil(t, field)242	type_ := field.Type243	assert.Equal(t, "bool", type_.Name)244	assert.Equal(t, KindBool, type_.Kind)245}246func TestCompiler__should_compile_reference_type(t *testing.T) {247	c := testCompiler(t)248	pkg, err := c.Compile("../testdata/pkg1")249	if err != nil {250		t.Fatal(err)251	}252	def := pkg.Files[1].DefinitionNames["Message"]253	require.NotNil(t, def.Message)254	field := def.Message.FieldNames["node"]255	require.NotNil(t, field)256	// resolved257	type_ := field.Type258	assert.Equal(t, "Node", type_.Name)259	assert.Equal(t, KindMessage, type_.Kind)260	assert.NotNil(t, type_.Ref)261	assert.Equal(t, "Node", type_.Ref.Name)262}263func TestCompiler__should_compile_imported_type(t *testing.T) {264	c := testCompiler(t)265	pkg, err := c.Compile("../testdata/pkg1")266	if err != nil {267		t.Fatal(err)268	}269	def := pkg.Files[1].DefinitionNames["Message"]270	require.NotNil(t, def.Message)271	field := def.Message.FieldNames["imported"]272	require.NotNil(t, field)273	// resolved274	type_ := field.Type275	assert.Equal(t, "Submessage", type_.Name)276	assert.Equal(t, "pkg2", type_.ImportName)277	assert.Equal(t, KindMessage, type_.Kind)278	assert.NotNil(t, type_.Ref)279	assert.NotNil(t, type_.Import)280}281func TestCompiler__should_compile_list_type(t *testing.T) {282	c := testCompiler(t)283	pkg, err := c.Compile("../testdata/pkg1")284	if err != nil {285		t.Fatal(err)286	}287	def := pkg.Files[1].DefinitionNames["Message"]288	require.NotNil(t, def.Message)289	field := def.Message.FieldNames["list_values"]290	require.NotNil(t, field)291	// list292	type_ := field.Type293	assert.Equal(t, KindList, type_.Kind)294	// element295	elem := type_.Element296	require.NotNil(t, elem)297	assert.Equal(t, KindStruct, elem.Kind)298}299func TestCompiler__should_compile_list_reference_type(t *testing.T) {300	c := testCompiler(t)301	pkg, err := c.Compile("../testdata/pkg1")302	if err != nil {303		t.Fatal(err)304	}305	def := pkg.Files[1].DefinitionNames["Message"]306	require.NotNil(t, def.Message)307	field := def.Message.FieldNames["list_messages"]308	require.NotNil(t, field)309	// list310	type_ := field.Type311	assert.Equal(t, KindList, type_.Kind)312	// element313	elem := type_.Element314	require.NotNil(t, elem)315	assert.Equal(t, KindMessage, elem.Kind)316	assert.Equal(t, "Node", elem.Name)317	assert.NotNil(t, elem.Ref)318}319func TestCompiler__should_compile_list_imported_type(t *testing.T) {320	c := testCompiler(t)321	pkg, err := c.Compile("../testdata/pkg1")322	if err != nil {323		t.Fatal(err)324	}325	def := pkg.Files[1].DefinitionNames["Message"]326	require.NotNil(t, def.Message)327	field := def.Message.FieldNames["list_imported"]328	require.NotNil(t, field)329	// list330	type_ := field.Type331	assert.Equal(t, KindList, type_.Kind)332	require.NotNil(t, type_.Element)333	// element334	elem := type_.Element335	assert.Equal(t, KindMessage, elem.Kind)336	assert.Equal(t, "Submessage", elem.Name)337	assert.Equal(t, "pkg2", elem.ImportName)338	assert.NotNil(t, elem.Ref)339	assert.NotNil(t, elem.Import)340}...

TestData

Using AI Code Generation

1import "fmt"2func main() {3    compiler := new(Compiler)4    compiler.TestData()5}6import "fmt"7func main() {8    compiler := new(Compiler)9    compiler.TestData()10}11import "fmt"12func main() {13    compiler := new(Compiler)14    compiler.TestData()15}16import "fmt"17func main() {18    compiler := new(Compiler)19    compiler.TestData()20}21import "fmt"22func main() {23    compiler := new(Compiler)24    compiler.TestData()25}26import "fmt"27func main() {28    compiler := new(Compiler)29    compiler.TestData()30}31import "fmt"32func main() {33    compiler := new(Compiler)34    compiler.TestData()35}36import "fmt"37func main() {38    compiler := new(Compiler)39    compiler.TestData()40}41import "fmt"42func main() {43    compiler := new(Compiler)44    compiler.TestData()45}46import "fmt"47func main() {48    compiler := new(Compiler)49    compiler.TestData()50}51import "fmt"52func main() {53    compiler := new(Compiler)54    compiler.TestData()55}56import "fmt"57func main() {58    compiler := new(Compiler)59    compiler.TestData()60}61import "fmt

TestData

Using AI Code Generation

1import "fmt"2func main() {3    ret = max(a, b)4    fmt.Printf( "Max value is : %d5}6func max(num1, num2 int) int {7    if (num1 > num2) {8    } else {9    }10}

TestData

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}

TestData

Using AI Code Generation

1import "fmt"2import "compiler"3func main() {4    var x = compiler.TestData()5    fmt.Println(x)6}7import "fmt"8import "compiler"9func main() {10    var x = compiler.TestData()11    fmt.Println(x)12}13import "fmt"14import "compiler"15func main() {16    var x = compiler.TestData()17    fmt.Println(x)18}19import "fmt"20import "compiler"21func main() {22    var x = compiler.TestData()23    fmt.Println(x)24}25import "fmt"26import "compiler"27func main() {28    var x = compiler.TestData()29    fmt.Println(x)30}31import "fmt"32import "compiler"33func main() {34    var x = compiler.TestData()35    fmt.Println(x)36}37import "fmt"38import "compiler"39func main() {40    var x = compiler.TestData()41    fmt.Println(x)42}43import "fmt"44import "compiler"45func main() {46    var x = compiler.TestData()47    fmt.Println(x)48}49import "fmt"50import "compiler"51func main() {52    var x = compiler.TestData()53    fmt.Println(x)54}55import "fmt"56import "compiler"57func main() {58    var x = compiler.TestData()59    fmt.Println(x)60}61import "fmt"62import "compiler"63func main() {64    var x = compiler.TestData()65    fmt.Println(x)66}

TestData

Using AI Code Generation

1import (2func main() {3    c := new(Compiler)4    c.TestData()5    c.Compile()6    c.Run()7}8import (9func main() {10    c := new(Compiler)11    c.TestData()12    c.Compile()13    c.Run()14}15import (16func main() {17    c := new(Compiler)18    c.TestData()19    c.Compile()20    c.Run()21}22import (23func main() {24    c := new(Compiler)25    c.TestData()26    c.Compile()27    c.Run()28}29import (30func main() {31    c := new(Compiler)32    c.TestData()33    c.Compile()34    c.Run()35}36import (37func main() {38    c := new(Compiler)

TestData

Using AI Code Generation

1import (2type Test struct {3}4func main() {5	t := Test{A: 10, B: "Hello"}6	fmt.Println(reflect.ValueOf(t).FieldByName("A").CanSet())7	fmt.Println(reflect.ValueOf(t).FieldByName("B").CanSet())8}9import (10type Test struct {11}12func main() {13	t := Test{A: 10, B: "Hello"}14	fmt.Println(reflect.ValueOf(t).CanAddr())15}16import (

TestData

Using AI Code Generation

1import (2type MyStruct struct {3}4func main() {5	ms := MyStruct{"Hello"}6	fmt.Println(ms)7	fmt.Println(reflect.TypeOf(ms))8	fmt.Println(reflect.ValueOf(ms))9	fmt.Println(reflect.ValueOf(ms).FieldByName("Name"))10}11import (12type MyStruct struct {13}14func main() {15	ms := MyStruct{"Hello"}16	fmt.Println(ms)17	fmt.Println(reflect.TypeOf(ms))18	fmt.Println(reflect.ValueOf(ms))19	fmt.Println(reflect.ValueOf(ms).FieldByName("Name"))20	reflect.ValueOf(&ms).Elem().FieldByName("Name").SetString("World")21	fmt.Println(ms)22}23import (24type MyStruct struct {25}26func main() {27	ms := MyStruct{"Hello"}28	fmt.Println(ms)29	fmt.Println(reflect.TypeOf(ms))30	fmt.Println(reflect.ValueOf(ms))31	fmt.Println(reflect.ValueOf(ms).FieldByName("Name"))32	reflect.ValueOf(&ms).Elem().FieldByName("Name").SetString("World")33	fmt.Println(ms)34	fmt.Println(reflect.ValueOf(&ms).Elem().FieldByName("Name").CanSet())35}36import (37type MyStruct struct {38}39func main() {40	ms := MyStruct{"Hello"}41	fmt.Println(ms)42	fmt.Println(reflect.TypeOf(ms))43	fmt.Println(reflect.ValueOf(ms))44	fmt.Println(reflect.ValueOf(ms).FieldByName("Name"))45	reflect.ValueOf(&ms).Elem().FieldByName("Name").SetString("World")46	fmt.Println(ms)47	fmt.Println(reflect.ValueOf(&ms).Elem().FieldByName("Name").CanSet())48	reflect.ValueOf(&ms).Elem().FieldByName("Name").SetString("Universe")49	fmt.Println(ms)50}51import (52type MyStruct struct {53}54func main() {55	ms := MyStruct{"

TestData

Using AI Code Generation

1import (2func main() {3	c.Init()4	fmt.Println(c.TestData())5}6import (7func main() {8	c.Init()9	fmt.Println(c.GetSymbols())10}11import (12func main() {13	c.Init()14	fmt.Println(c.GetSymbolsAtOffset(10))15}16import (17func main() {18	c.Init()19	fmt.Println(c.GetSymbolsAtLine(10))20}21import (22func main() {23	c.Init()24	fmt.Println(c.GetSymbolsInFile(10))25}26import (27func main() {28	c.Init()29	fmt.Println(c.GetSymbolsInPackage(10))30}31import (32func main() {33	c.Init()34	fmt.Println(c.GetSymbolsInScope(10))35}36import (37func main() {38	c.Init()39	fmt.Println(c.GetSymbolsInScopeAtOffset

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.