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How to use runTC39Test method of tc39 Package

Best K6 code snippet using tc39.runTC39Test

tc39_test.go

Source:tc39_test.go

...75		return nil, "", errors.New("negative type is set, but phase isn't")76	}77	return &meta, str, nil78}79func runTC39Test(base, name, src string, meta *tc39Meta, t testing.TB, ctx *tc39TestCtx) {80	vm := New()81	err, early := runTC39Script(base, name, src, meta.Includes, ctx, vm)82	if err != nil {83		if meta.Negative.Type == "" {84			t.Fatalf("%s: %v", name, err)85		} else {86			if meta.Negative.Phase == "early" && !early || meta.Negative.Phase == "runtime" && early {87				t.Fatalf("%s: error %v happened at the wrong phase (expected %s)", name, err, meta.Negative.Phase)88			}89			var errType string90			switch err := err.(type) {91			case *Exception:92				if o, ok := err.Value().(*Object); ok {93					if c := o.Get("constructor"); c != nil {94						if c, ok := c.(*Object); ok {95							errType = c.Get("name").String()96						} else {97							t.Fatalf("%s: error constructor is not an object (%v)", name, o)98						}99					} else {100						t.Fatalf("%s: error does not have a constructor (%v)", name, o)101					}102				} else {103					t.Fatalf("%s: error is not an object (%v)", name, err.Value())104				}105			case *CompilerSyntaxError:106				errType = "SyntaxError"107			case *CompilerReferenceError:108				errType = "ReferenceError"109			default:110				t.Fatalf("%s: error is not a JS error: %v", name, err)111			}112			if errType != meta.Negative.Type {113				vm.vm.prg.dumpCode(t.Logf)114				t.Fatalf("%s: unexpected error type (%s), expected (%s)", name, errType, meta.Negative.Type)115			}116		}117	} else {118		if meta.Negative.Type != "" {119			vm.vm.prg.dumpCode(t.Logf)120			t.Fatalf("%s: Expected error: %v", name, err)121		}122	}123}124func runTC39File(base, name string, t testing.TB, ctx *tc39TestCtx) {125	if skipList[name] {126		t.Logf("Skipped %s", name)127		return128	}129	p := path.Join(base, name)130	meta, src, err := parseTC39File(p)131	if err != nil {132		//t.Fatalf("Could not parse %s: %v", name, err)133		t.Errorf("Could not parse %s: %v", name, err)134		return135	}136	if meta.Es5id == "" {137		//t.Logf("%s: Not ES5, skipped", name)138		return139	}140	hasRaw := meta.hasFlag("raw")141	if hasRaw || !meta.hasFlag("onlyStrict") {142		//log.Printf("Running normal test: %s", name)143		//t.Logf("Running normal test: %s", name)144		runTC39Test(base, name, src, meta, t, ctx)145	}146	if !hasRaw && !meta.hasFlag("noStrict") {147		//log.Printf("Running strict test: %s", name)148		//t.Logf("Running strict test: %s", name)149		runTC39Test(base, name, "'use strict';\n"+src, meta, t, ctx)150	}151}152func (ctx *tc39TestCtx) runFile(base, name string, vm *Runtime) error {153	prg := ctx.prgCache[name]154	if prg == nil {155		fname := path.Join(base, name)156		f, err := os.Open(fname)157		if err != nil {158			return err159		}160		defer f.Close()161		b, err := ioutil.ReadAll(f)162		if err != nil {163			return err164		}165		str := string(b)166		prg, err = Compile(name, str, false)167		if err != nil {168			return err169		}170		ctx.prgCache[name] = prg171	}172	_, err := vm.RunProgram(prg)173	return err174}175func runTC39Script(base, name, src string, includes []string, ctx *tc39TestCtx, vm *Runtime) (err error, early bool) {176	early = true177	err = ctx.runFile(base, path.Join("harness", "assert.js"), vm)178	if err != nil {179		return180	}181	err = ctx.runFile(base, path.Join("harness", "sta.js"), vm)182	if err != nil {183		return184	}185	for _, include := range includes {186		err = ctx.runFile(base, path.Join("harness", include), vm)187		if err != nil {188			return189		}190	}191	var p *Program192	p, err = Compile(name, src, false)193	if err != nil {194		return195	}196	early = false197	_, err = vm.RunProgram(p)198	return199}200func runTC39Tests(base, name string, t *testing.T, ctx *tc39TestCtx) {201	files, err := ioutil.ReadDir(path.Join(base, name))202	if err != nil {203		t.Fatal(err)204	}205	for _, file := range files {206		if file.Name()[0] == '.' {207			continue208		}209		if file.IsDir() {210			runTC39Tests(base, path.Join(name, file.Name()), t, ctx)211		} else {212			if strings.HasSuffix(file.Name(), ".js") {213				runTC39File(base, path.Join(name, file.Name()), t, ctx)214			}215		}216	}217}218func TestTC39(t *testing.T) {219	if testing.Short() {220		t.Skip()221	}222	if _, err := os.Stat(tc39BASE); err != nil {223		t.Skipf("If you want to run tc39 tests, download them from https://github.com/tc39/test262 and put into %s. The last working commit is 1ba3a7c4a93fc93b3d0d7e4146f59934a896837d. (%v)", tc39BASE, err)224	}225	ctx := &tc39TestCtx{226		prgCache: make(map[string]*Program),227	}228	//_ = "breakpoint"229	//runTC39File(tc39BASE, "test/language/types/number/8.5.1.js", t, ctx)230	//runTC39Tests(tc39BASE, "test/language", t, ctx)231	runTC39Tests(tc39BASE, "test/language/expressions", t, ctx)232	runTC39Tests(tc39BASE, "test/language/arguments-object", t, ctx)233	runTC39Tests(tc39BASE, "test/language/asi", t, ctx)234	runTC39Tests(tc39BASE, "test/language/directive-prologue", t, ctx)235	runTC39Tests(tc39BASE, "test/language/function-code", t, ctx)236	runTC39Tests(tc39BASE, "test/language/eval-code", t, ctx)237	runTC39Tests(tc39BASE, "test/language/global-code", t, ctx)238	runTC39Tests(tc39BASE, "test/language/identifier-resolution", t, ctx)239	runTC39Tests(tc39BASE, "test/language/identifiers", t, ctx)240	//runTC39Tests(tc39BASE, "test/language/literals", t, ctx) // octal sequences in strict mode241	runTC39Tests(tc39BASE, "test/language/punctuators", t, ctx)242	runTC39Tests(tc39BASE, "test/language/reserved-words", t, ctx)243	runTC39Tests(tc39BASE, "test/language/source-text", t, ctx)244	runTC39Tests(tc39BASE, "test/language/statements", t, ctx)245	runTC39Tests(tc39BASE, "test/language/types", t, ctx)246	runTC39Tests(tc39BASE, "test/language/white-space", t, ctx)247	runTC39Tests(tc39BASE, "test/built-ins", t, ctx)248	runTC39Tests(tc39BASE, "test/annexB/built-ins/String/prototype/substr", t, ctx)249}...

runTC39Test

Using AI Code Generation

1import (2func main() {3    vm := otto.New()4    vm.Run(`5    tc39 = {6        runTC39Test: function (test) {7            console.log(test);8        }9    };10    value, err := vm.Get("tc39")11    if err != nil {12        panic(err)13    }14    tc39, err := value.Export()15    if err != nil {16        panic(err)17    }18    fmt.Println(tc39.(map[string]interface{})["runTC39Test"].(func

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