How to use IgnorePackage method of trace Package

Best Go-testdeep code snippet using trace.IgnorePackage

trace_test.go

Source:trace_test.go

...12	"testing"13	"github.com/maxatome/go-testdeep/internal/test"14	"github.com/maxatome/go-testdeep/internal/trace"15)16func TestIgnorePackage(t *testing.T) {17	const ourPkg = "github.com/maxatome/go-testdeep/internal/trace_test"18	trace.Reset()19	test.IsFalse(t, trace.IsIgnoredPackage(ourPkg))20	test.IsTrue(t, trace.IgnorePackage())21	test.IsTrue(t, trace.IsIgnoredPackage(ourPkg))22	test.IsTrue(t, trace.UnignorePackage())23	test.IsFalse(t, trace.IsIgnoredPackage(ourPkg))24	test.IsTrue(t, trace.IgnorePackage())25	test.IsTrue(t, trace.IsIgnoredPackage(ourPkg))26	test.IsFalse(t, trace.IgnorePackage(300))27	test.IsFalse(t, trace.UnignorePackage(300))28}29func TestFindGoModDir(t *testing.T) {30	tmp, err := os.MkdirTemp("", "go-testdeep")31	if err != nil {32		t.Fatalf("TempDir() failed: %s", err)33	}34	final := filepath.Join(tmp, "a", "b", "c", "d", "e")35	err = os.MkdirAll(final, 0755)36	if err != nil {37		t.Fatalf("MkdirAll(%s) failed: %s", final, err)38	}39	defer os.RemoveAll(tmp)40	test.EqualStr(t, trace.FindGoModDir(final), "")41	t.Run("/tmp/.../a/b/c/go.mod", func(t *testing.T) {42		goMod := filepath.Join(tmp, "a", "b", "c", "go.mod")43		err := os.WriteFile(goMod, nil, 0644)44		if err != nil {45			t.Fatalf("WriteFile(%s) failed: %s", goMod, err)46		}47		defer os.Remove(goMod)48		test.EqualStr(t,49			trace.FindGoModDir(final),50			filepath.Join(tmp, "a", "b", "c")+string(filepath.Separator),51		)52	})53	t.Run("/tmp/go.mod", func(t *testing.T) {54		goMod := filepath.Join(os.TempDir(), "go.mod")55		if _, err := os.Stat(goMod); err != nil {56			if !os.IsNotExist(err) {57				t.Fatalf("Stat(%s) failed: %s", goMod, err)58			}59			err := os.WriteFile(goMod, nil, 0644)60			if err != nil {61				t.Fatalf("WriteFile(%s) failed: %s", goMod, err)62			}63			defer os.Remove(goMod)64		}65		test.EqualStr(t, trace.FindGoModDir(final), "")66	})67}68func TestFindGoModDirLinks(t *testing.T) {69	tmp, err := os.MkdirTemp("", "go-testdeep")70	if err != nil {71		t.Fatalf("TempDir() failed: %s", err)72	}73	goModDir := filepath.Join(tmp, "a", "b", "c")74	truePath := filepath.Join(goModDir, "d", "e")75	linkPath := filepath.Join(tmp, "a", "b", "e")76	err = os.MkdirAll(truePath, 0755)77	if err != nil {78		t.Fatalf("MkdirAll(%s) failed: %s", truePath, err)79	}80	defer os.RemoveAll(tmp)81	err = os.Symlink(truePath, linkPath)82	if err != nil {83		t.Fatalf("Symlink(%s, %s) failed: %s", truePath, linkPath, err)84	}85	goMod := filepath.Join(goModDir, "go.mod")86	err = os.WriteFile(goMod, nil, 0644)87	if err != nil {88		t.Fatalf("WriteFile(%s) failed: %s", goMod, err)89	}90	defer os.Remove(goMod)91	goModDir += string(filepath.Separator)92	// Simple FindGoModDir93	test.EqualStr(t, trace.FindGoModDir(truePath), goModDir)94	test.EqualStr(t, trace.FindGoModDir(linkPath), "") // not found95	// FindGoModDirLinks96	test.EqualStr(t, trace.FindGoModDirLinks(truePath), goModDir)97	test.EqualStr(t, trace.FindGoModDirLinks(linkPath), goModDir)98	test.EqualStr(t, trace.FindGoModDirLinks(tmp), "")99}100func TestSplitPackageFunc(t *testing.T) {101	pkg, fn := trace.SplitPackageFunc("testing.Fatal")102	test.EqualStr(t, pkg, "testing")103	test.EqualStr(t, fn, "Fatal")104	pkg, fn = trace.SplitPackageFunc("github.com/maxatome/go-testdeep/td.Cmp")105	test.EqualStr(t, pkg, "github.com/maxatome/go-testdeep/td")106	test.EqualStr(t, fn, "Cmp")107	pkg, fn = trace.SplitPackageFunc("foo/bar/test.(*T).Cmp")108	test.EqualStr(t, pkg, "foo/bar/test")109	test.EqualStr(t, fn, "(*T).Cmp")110	pkg, fn = trace.SplitPackageFunc("foo/bar/test.(*X).c.func1")111	test.EqualStr(t, pkg, "foo/bar/test")112	test.EqualStr(t, fn, "(*X).c.func1")113	pkg, fn = trace.SplitPackageFunc("foo/bar/test.(*X).c.func1")114	test.EqualStr(t, pkg, "foo/bar/test")115	test.EqualStr(t, fn, "(*X).c.func1")116	pkg, fn = trace.SplitPackageFunc("foobar")117	test.EqualStr(t, pkg, "")118	test.EqualStr(t, fn, "foobar")119	pkg, fn = trace.SplitPackageFunc("")120	test.EqualStr(t, pkg, "")121	test.EqualStr(t, fn, "")122}123func d(end string) []trace.Level { return trace.Retrieve(0, end) }124func c(end string) []trace.Level { return d(end) }125func b(end string) []trace.Level { return c(end) }126func a(end string) []trace.Level { return b(end) }127func TestZRetrieve(t *testing.T) {128	trace.Reset()129	levels := a("testing.tRunner")130	if !test.EqualInt(t, len(levels), 5) ||131		!test.EqualStr(t, levels[0].Func, "d") ||132		!test.EqualStr(t, levels[0].Package, "github.com/maxatome/go-testdeep/internal/trace_test") ||133		!test.EqualStr(t, levels[1].Func, "c") ||134		!test.EqualStr(t, levels[1].Package, "github.com/maxatome/go-testdeep/internal/trace_test") ||135		!test.EqualStr(t, levels[2].Func, "b") ||136		!test.EqualStr(t, levels[2].Package, "github.com/maxatome/go-testdeep/internal/trace_test") ||137		!test.EqualStr(t, levels[3].Func, "a") ||138		!test.EqualStr(t, levels[3].Package, "github.com/maxatome/go-testdeep/internal/trace_test") ||139		!test.EqualStr(t, levels[4].Func, "TestZRetrieve") ||140		!test.EqualStr(t, levels[4].Package, "github.com/maxatome/go-testdeep/internal/trace_test") {141		t.Errorf("%#v", levels)142	}143	levels = trace.Retrieve(0, "unknown.unknown")144	maxLevels := len(levels)145	test.IsTrue(t, maxLevels > 2)146	test.EqualStr(t, levels[len(levels)-1].Func, "goexit") // runtime.goexit147	for i := range levels {148		test.IsTrue(t, trace.IgnorePackage(i))149	}150	levels = trace.Retrieve(0, "unknown.unknown")151	test.EqualInt(t, len(levels), 0)152	// Init GOPATH filter153	trace.Reset()154	trace.Init()155	test.IsTrue(t, trace.IgnorePackage())156	levels = trace.Retrieve(0, "unknown.unknown")157	test.EqualInt(t, len(levels), maxLevels-1)158}159type FakeFrames struct {160	frames []runtime.Frame161	cur    int162}163func (f *FakeFrames) Next() (runtime.Frame, bool) {164	if f.cur >= len(f.frames) {165		return runtime.Frame{}, false166	}167	f.cur++168	return f.frames[f.cur-1], f.cur < len(f.frames)169}...

errortrace.go

Source:errortrace.go

...34		panic("function is is not valid")35	}36	return strings.TrimSuffix(runtime.FuncForPC(v.Pointer()).Name(), "-fm")37}38// IgnorePackage can be used to ignore all functions in a package for the trace.39func IgnorePackage(fn interface{}) string {40	return makeCall(&runtime.Frame{41		PC:       0,42		Func:     nil,43		Function: IgnoreFunc(fn),44		File:     "",45		Line:     0,46		Entry:    0,47	}).PackageName48}49// IgnoreStruct can be used to ignore all struct functions in the trace.50func IgnoreStruct(fn interface{}) string {51	c := makeCall(&runtime.Frame{52		PC:       0,53		Func:     nil,...

trace.go

Source:trace.go

...31		}32	}33	return ""34}35// IgnorePackage records the calling package as ignored one in trace.36func IgnorePackage(skip ...int) bool {37	if pkg := getPackage(skip...); pkg != "" {38		ignorePkg[pkg] = struct{}{}39		return true40	}41	return false42}43// UnignorePackage cancels a previous use of [IgnorePackage], so the44// calling package is no longer ignored. Only intended to be used in45// go-testdeep internal tests.46func UnignorePackage(skip ...int) bool {47	if pkg := getPackage(skip...); pkg != "" {48		delete(ignorePkg, pkg)49		return true50	}51	return false52}53// IsIgnoredPackage returns true if pkg is ignored, false54// otherwise. Only intended to be used in go-testdeep internal tests.55func IsIgnoredPackage(pkg string) (ok bool) {56	_, ok = ignorePkg[pkg]57	return...

IgnorePackage

Using AI Code Generation

1import (2func main() {3    trace.Start(os.Stderr)4    defer trace.Stop()5    trace.IgnorePackage("fmt")6    fmt.Println("Hello World")7}

IgnorePackage

Using AI Code Generation

1import (2func main() {3    trace.Start(os.Stderr)4    defer trace.Stop()5    trace.IgnorePackage("fmt")6    fmt.Println("Hello World!")7}

IgnorePackage

Using AI Code Generation

1import (2func main() {3	f, err := os.Create("trace.out")4	if err != nil {5		panic(err)6	}7	err = trace.Start(f)8	if err != nil {9		panic(err)10	}11	defer trace.Stop()12	trace.IgnorePackage("runtime")13	foo()14}15func foo() {16	fmt.Println("foo")17}18import (19func main() {20	go foo()21	fmt.Println("Number of CPUs: ", runtime.NumCPU())22	fmt.Println("Number of goroutines: ", runtime.NumGoroutine())23	time.Sleep(time.Second)24	fmt.Println("Number of CPUs: ", runtime.NumCPU())25	fmt.Println("Number of goroutines: ", runtime.NumGoroutine())26}27func foo() {28	fmt.Println("foo")29}

IgnorePackage

Using AI Code Generation

1import (2func main() {3    trace.Start(os.Stderr)4    defer trace.Stop()5    trace.IgnorePackage("main")6    fmt.Println("Hello World")7}8Recommended Posts: Golang | trace.Stop() method9Golang | trace.Start() method10Golang | trace.ParseConfig() method11Golang | trace.StartRegion() method12Golang | trace.StopRegion() method13Golang | trace.NewEventLog() method14Golang | trace.New() method

IgnorePackage

Using AI Code Generation

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

IgnorePackage

Using AI Code Generation

1import (2func main() {3	trace.Start(os.Stderr)4	defer trace.Stop()5	trace.IgnorePackage("runtime/trace")6	fmt.Println("Hello World")7}

IgnorePackage

Using AI Code Generation

1import (2func main() {3	trace.Start(os.Stdout)4	defer trace.Stop()5	trace.IgnorePackage("runtime")6	foo()7}8func foo() {9	bar()10}11func bar() {12	fmt.Println("bar")13}14trace/trace.go:16:2: imported and not used: "runtime/pprof"15trace/trace.go:17:2: imported and not used: "runtime/trace"16trace/trace.go:18:2: imported and not used: "time"17trace/trace.go:19:2: imported and not used: "sync"18trace/trace.go:20:2: imported and not used: "fmt"19trace/trace.go:21:2: imported and not used: "io"20trace/trace.go:22:2: imported and not used: "log"21trace/trace.go:23:2: imported and not used: "os"22trace/trace.go:24:2: imported and not used: "runtime"23trace/trace.go:25:2: imported and not used: "sort"24trace/trace.go:26:2: imported and not used: "strconv"25trace/trace.go:27:2: imported and not used: "strings"26trace/trace.go:28:2: imported and not used: "sync/atomic"27trace/trace.go:29:2: imported and not used: "text/tabwriter"28trace/trace.go:30:2: imported and not used: "unsafe"29trace/trace.go:31:2: imported and not used: "github.com/google/pprof/profile"30trace/trace.go:32:2: imported and not used: "github.com/google/pprof/third_party/d3"31trace/trace.go:33:2: imported and not used: "github.com/google/pprof/third_party/svg"32trace/trace.go:34:2: imported and not used: "github.com/google/pprof/third_party/visjs"33trace/trace.go:35:2: imported and not used: "github.com/google/pprof/third_party/visjs/

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