Ejemplo n.º 1
0
func TestWriterBig(t *testing.T) {
	for i, fn := range filenames {
		testFileLevelDict(t, fn, DefaultCompression, "")
		testFileLevelDict(t, fn, NoCompression, "")
		for level := BestSpeed; level <= BestCompression; level++ {
			testFileLevelDict(t, fn, level, "")
			if level >= 1 && testing.Short() && testenv.Builder() == "" {
				break
			}
		}
		if i == 0 && testing.Short() && testenv.Builder() == "" {
			break
		}
	}
}
Ejemplo n.º 2
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// Per golang.org/issue/14937, check that every .gz file
// in the tree has a zero mtime.
func TestGZIPFilesHaveZeroMTimes(t *testing.T) {
	if testing.Short() && testenv.Builder() == "" {
		t.Skip("skipping in short mode")
	}
	var files []string
	err := filepath.Walk(runtime.GOROOT(), func(path string, info os.FileInfo, err error) error {
		if err != nil {
			return err
		}
		if !info.IsDir() && strings.HasSuffix(path, ".gz") {
			files = append(files, path)
		}
		return nil
	})
	if err != nil {
		if os.IsNotExist(err) {
			t.Skipf("skipping: GOROOT directory not found: %s", runtime.GOROOT())
		}
		t.Fatal("error collecting list of .gz files in GOROOT: ", err)
	}
	if len(files) == 0 {
		t.Fatal("expected to find some .gz files under GOROOT")
	}
	for _, path := range files {
		checkZeroMTime(t, path)
	}
}
Ejemplo n.º 3
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func TestWriterDict(t *testing.T) {
	const dictionary = "0123456789."
	for i, fn := range filenames {
		testFileLevelDict(t, fn, DefaultCompression, dictionary)
		testFileLevelDict(t, fn, NoCompression, dictionary)
		for level := BestSpeed; level <= BestCompression; level++ {
			testFileLevelDict(t, fn, level, dictionary)
			if level >= 1 && testing.Short() && testenv.Builder() == "" {
				break
			}
		}
		if i == 0 && testing.Short() && testenv.Builder() == "" {
			break
		}
	}
}
Ejemplo n.º 4
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func TestLookupGmailNS(t *testing.T) {
	if testenv.Builder() == "" {
		testenv.MustHaveExternalNetwork(t)
	}

	if !supportsIPv4 || !*testIPv4 {
		t.Skip("IPv4 is required")
	}

	for _, tt := range lookupGmailNSTests {
		nss, err := LookupNS(tt.name)
		if err != nil {
			testenv.SkipFlakyNet(t)
			t.Fatal(err)
		}
		if len(nss) == 0 {
			t.Error("got no record")
		}
		for _, ns := range nss {
			if !strings.HasSuffix(ns.Host, tt.host) {
				t.Errorf("got %v; want a record containing %s", ns, tt.host)
			}
		}
	}
}
Ejemplo n.º 5
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func TestLookupGoogleSRV(t *testing.T) {
	if testenv.Builder() == "" {
		testenv.MustHaveExternalNetwork(t)
	}

	if !supportsIPv4 || !*testIPv4 {
		t.Skip("IPv4 is required")
	}

	for _, tt := range lookupGoogleSRVTests {
		cname, srvs, err := LookupSRV(tt.service, tt.proto, tt.name)
		if err != nil {
			testenv.SkipFlakyNet(t)
			t.Fatal(err)
		}
		if len(srvs) == 0 {
			t.Error("got no record")
		}
		if !strings.HasSuffix(cname, tt.cname) {
			t.Errorf("got %s; want %s", cname, tt.cname)
		}
		for _, srv := range srvs {
			if !strings.HasSuffix(srv.Target, tt.target) {
				t.Errorf("got %v; want a record containing %s", srv, tt.target)
			}
		}
	}
}
Ejemplo n.º 6
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func TestOver65kFiles(t *testing.T) {
	if testing.Short() && testenv.Builder() == "" {
		t.Skip("skipping in short mode")
	}
	buf := new(bytes.Buffer)
	w := NewWriter(buf)
	const nFiles = (1 << 16) + 42
	for i := 0; i < nFiles; i++ {
		_, err := w.CreateHeader(&FileHeader{
			Name:   fmt.Sprintf("%d.dat", i),
			Method: Store, // avoid Issue 6136 and Issue 6138
		})
		if err != nil {
			t.Fatalf("creating file %d: %v", i, err)
		}
	}
	if err := w.Close(); err != nil {
		t.Fatalf("Writer.Close: %v", err)
	}
	s := buf.String()
	zr, err := NewReader(strings.NewReader(s), int64(len(s)))
	if err != nil {
		t.Fatalf("NewReader: %v", err)
	}
	if got := len(zr.File); got != nFiles {
		t.Fatalf("File contains %d files, want %d", got, nFiles)
	}
	for i := 0; i < nFiles; i++ {
		want := fmt.Sprintf("%d.dat", i)
		if zr.File[i].Name != want {
			t.Fatalf("File(%d) = %q, want %q", i, zr.File[i].Name, want)
		}
	}
}
Ejemplo n.º 7
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func bench(b *testing.B, size int, algo func(Interface), name string) {
	if stringspkg.HasSuffix(testenv.Builder(), "-race") && size > 1e4 {
		b.Skip("skipping slow benchmark on race builder")
	}
	b.StopTimer()
	data := make(intPairs, size)
	x := ^uint32(0)
	for i := 0; i < b.N; i++ {
		for n := size - 3; n <= size+3; n++ {
			for i := 0; i < len(data); i++ {
				x += x
				x ^= 1
				if int32(x) < 0 {
					x ^= 0x88888eef
				}
				data[i].a = int(x % uint32(n/5))
			}
			data.initB()
			b.StartTimer()
			algo(data)
			b.StopTimer()
			if !IsSorted(data) {
				b.Errorf("%s did not sort %d ints", name, n)
			}
			if name == "Stable" && !data.inOrder() {
				b.Errorf("%s unstable on %d ints", name, n)
			}
		}
	}
}
Ejemplo n.º 8
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func TestDialerDualStack(t *testing.T) {
	// This test is known to be flaky. Don't frighten regular
	// users about it; only fail on the build dashboard.
	if testenv.Builder() == "" {
		testenv.SkipFlaky(t, 13324)
	}
	if !supportsIPv4 || !supportsIPv6 {
		t.Skip("both IPv4 and IPv6 are required")
	}

	closedPortDelay, expectClosedPortDelay := dialClosedPort()
	if closedPortDelay > expectClosedPortDelay {
		t.Errorf("got %v; want <= %v", closedPortDelay, expectClosedPortDelay)
	}

	origTestHookLookupIP := testHookLookupIP
	defer func() { testHookLookupIP = origTestHookLookupIP }()
	testHookLookupIP = lookupLocalhost
	handler := func(dss *dualStackServer, ln Listener) {
		for {
			c, err := ln.Accept()
			if err != nil {
				return
			}
			c.Close()
		}
	}

	var timeout = 150*time.Millisecond + closedPortDelay
	for _, dualstack := range []bool{false, true} {
		dss, err := newDualStackServer()
		if err != nil {
			t.Fatal(err)
		}
		defer dss.teardown()
		if err := dss.buildup(handler); err != nil {
			t.Fatal(err)
		}

		d := &Dialer{DualStack: dualstack, Timeout: timeout}
		for range dss.lns {
			c, err := d.Dial("tcp", JoinHostPort("localhost", dss.port))
			if err != nil {
				t.Error(err)
				continue
			}
			switch addr := c.LocalAddr().(*TCPAddr); {
			case addr.IP.To4() != nil:
				dss.teardownNetwork("tcp4")
			case addr.IP.To16() != nil && addr.IP.To4() == nil:
				dss.teardownNetwork("tcp6")
			}
			c.Close()
		}
	}
}
Ejemplo n.º 9
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func TestStdFixed(t *testing.T) {
	testenv.MustHaveGoBuild(t)

	if testing.Short() && testenv.Builder() == "" {
		t.Skip("skipping in short mode")
	}

	testTestDir(t, filepath.Join(runtime.GOROOT(), "test", "fixedbugs"),
		"bug248.go", "bug302.go", "bug369.go", // complex test instructions - ignore
		"issue6889.go",  // gc-specific test
		"issue7746.go",  // large constants - consumes too much memory
		"issue11362.go", // canonical import path check
	)
}
Ejemplo n.º 10
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func TestDeflateInflateString(t *testing.T) {
	if testing.Short() && testenv.Builder() == "" {
		t.Skip("skipping in short mode")
	}
	for _, test := range deflateInflateStringTests {
		gold, err := ioutil.ReadFile(test.filename)
		if err != nil {
			t.Error(err)
		}
		testToFromWithLimit(t, gold, test.label, test.limit)
		if testing.Short() {
			break
		}
	}
}
Ejemplo n.º 11
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func TestStdFixed(t *testing.T) {
	testenv.MustHaveGoBuild(t)

	if testing.Short() && testenv.Builder() == "" {
		t.Skip("skipping in short mode")
	}

	testTestDir(t, filepath.Join(runtime.GOROOT(), "test", "fixedbugs"),
		"bug248.go", "bug302.go", "bug369.go", // complex test instructions - ignore
		"issue6889.go",  // gc-specific test
		"issue7746.go",  // large constants - consumes too much memory
		"issue11362.go", // canonical import path check
		"issue15002.go", // uses Mmap; testTestDir should consult build tags
		"issue16369.go", // go/types handles this correctly - not an issue
	)
}
Ejemplo n.º 12
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func TestWriter(t *testing.T) {
	for _, filename := range filenames {
		for _, order := range [...]Order{LSB, MSB} {
			// The test data "2.71828 etcetera" is ASCII text requiring at least 6 bits.
			for litWidth := 6; litWidth <= 8; litWidth++ {
				if filename == "../testdata/gettysburg.txt" && litWidth == 6 {
					continue
				}
				testFile(t, filename, order, litWidth)
			}
		}
		if testing.Short() && testenv.Builder() == "" {
			break
		}
	}
}
Ejemplo n.º 13
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func TestImportStdLib(t *testing.T) {
	skipSpecialPlatforms(t)

	// This package only handles gc export data.
	if runtime.Compiler != "gc" {
		t.Skipf("gc-built packages not available (compiler = %s)", runtime.Compiler)
		return
	}

	dt := maxTime
	if testing.Short() && testenv.Builder() == "" {
		dt = 10 * time.Millisecond
	}
	nimports := testDir(t, "", time.Now().Add(dt)) // installed packages
	t.Logf("tested %d imports", nimports)
}
Ejemplo n.º 14
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func TestLookupDotsWithRemoteSource(t *testing.T) {
	if testing.Short() && testenv.Builder() == "" || !*testExternal {
		t.Skip("avoid external network")
	}
	if !supportsIPv4 || !*testIPv4 {
		t.Skip("IPv4 is required")
	}

	if fixup := forceGoDNS(); fixup != nil {
		testDots(t, "go")
		fixup()
	}
	if fixup := forceCgoDNS(); fixup != nil {
		testDots(t, "cgo")
		fixup()
	}
}
Ejemplo n.º 15
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func TestLookupIANACNAME(t *testing.T) {
	if testing.Short() && testenv.Builder() == "" || !*testExternal {
		t.Skip("avoid external network")
	}
	if !supportsIPv4 || !*testIPv4 {
		t.Skip("IPv4 is required")
	}

	for _, tt := range lookupIANACNAMETests {
		cname, err := LookupCNAME(tt.name)
		if err != nil {
			t.Fatal(err)
		}
		if !strings.HasSuffix(cname, tt.cname) {
			t.Errorf("got %s; want a record containing %s", cname, tt.cname)
		}
	}
}
Ejemplo n.º 16
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func TestStdTest(t *testing.T) {
	testenv.MustHaveGoBuild(t)

	if testing.Short() && testenv.Builder() == "" {
		t.Skip("skipping in short mode")
	}

	// test/recover4.go is only built for Linux and Darwin.
	// TODO(gri) Remove once tests consider +build tags (issue 10370).
	if runtime.GOOS != "linux" && runtime.GOOS != "darwin" {
		return
	}

	testTestDir(t, filepath.Join(runtime.GOROOT(), "test"),
		"cmplxdivide.go", // also needs file cmplxdivide1.go - ignore
		"sigchld.go",     // don't work on Windows; testTestDir should consult build tags
	)
}
Ejemplo n.º 17
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func TestLookupDotsWithRemoteSource(t *testing.T) {
	if testenv.Builder() == "" {
		testenv.MustHaveExternalNetwork(t)
	}

	if !supportsIPv4 || !*testIPv4 {
		t.Skip("IPv4 is required")
	}

	if fixup := forceGoDNS(); fixup != nil {
		testDots(t, "go")
		fixup()
	}
	if fixup := forceCgoDNS(); fixup != nil {
		testDots(t, "cgo")
		fixup()
	}
}
Ejemplo n.º 18
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func TestFloat32(t *testing.T) {
	// For issue 6721, the problem came after 7533753 calls, so check 10e6.
	num := int(10e6)
	// But do the full amount only on builders (not locally).
	// But ARM5 floating point emulation is slow (Issue 10749), so
	// do less for that builder:
	if testing.Short() && (testenv.Builder() == "" || hasSlowFloatingPoint()) {
		num /= 100 // 1.72 seconds instead of 172 seconds
	}

	r := New(NewSource(1))
	for ct := 0; ct < num; ct++ {
		f := r.Float32()
		if f >= 1 {
			t.Fatal("Float32() should be in range [0,1). ct:", ct, "f:", f)
		}
	}
}
Ejemplo n.º 19
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func TestLookupDotsWithLocalSource(t *testing.T) {
	if !supportsIPv4 || !*testIPv4 {
		t.Skip("IPv4 is required")
	}

	if testenv.Builder() == "" {
		testenv.MustHaveExternalNetwork(t)
	}

	for i, fn := range []func() func(){forceGoDNS, forceCgoDNS} {
		fixup := fn()
		if fixup == nil {
			continue
		}
		names, err := LookupAddr("127.0.0.1")
		fixup()
		if err != nil {
			t.Logf("#%d: %v", i, err)
			continue
		}
		mode := "netgo"
		if i == 1 {
			mode = "netcgo"
		}
	loop:
		for i, name := range names {
			if strings.Index(name, ".") == len(name)-1 { // "localhost" not "localhost."
				for j := range names {
					if j == i {
						continue
					}
					if names[j] == name[:len(name)-1] {
						// It's OK if we find the name without the dot,
						// as some systems say 127.0.0.1 localhost localhost.
						continue loop
					}
				}
				t.Errorf("%s: got %s; want %s", mode, name, name[:len(name)-1])
			} else if strings.Contains(name, ".") && !strings.HasSuffix(name, ".") { // "localhost.localdomain." not "localhost.localdomain"
				t.Errorf("%s: got %s; want name ending with trailing dot", mode, name)
			}
		}
	}
}
Ejemplo n.º 20
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func TestLookupGooglePublicDNSAddr(t *testing.T) {
	if testing.Short() && testenv.Builder() == "" || !*testExternal {
		t.Skip("avoid external network")
	}
	if !supportsIPv4 || !supportsIPv6 || !*testIPv4 || !*testIPv6 {
		t.Skip("both IPv4 and IPv6 are required")
	}

	for _, tt := range lookupGooglePublicDNSAddrTests {
		names, err := LookupAddr(tt.addr)
		if err != nil {
			t.Fatal(err)
		}
		if len(names) == 0 {
			t.Error("got no record")
		}
		for _, name := range names {
			if !strings.HasSuffix(name, tt.name) {
				t.Errorf("got %s; want a record containing %s", name, tt.name)
			}
		}
	}
}
Ejemplo n.º 21
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func TestLookupGoogleIP(t *testing.T) {
	if testing.Short() && testenv.Builder() == "" || !*testExternal {
		t.Skip("avoid external network")
	}
	if !supportsIPv4 || !*testIPv4 {
		t.Skip("IPv4 is required")
	}

	for _, tt := range lookupGoogleIPTests {
		ips, err := LookupIP(tt.name)
		if err != nil {
			t.Fatal(err)
		}
		if len(ips) == 0 {
			t.Error("got no record")
		}
		for _, ip := range ips {
			if ip.To4() == nil && ip.To16() == nil {
				t.Errorf("got %v; want an IP address", ip)
			}
		}
	}
}
Ejemplo n.º 22
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func TestLookupGoogleHost(t *testing.T) {
	if testing.Short() && testenv.Builder() == "" || !*testExternal {
		t.Skip("avoid external network")
	}
	if !supportsIPv4 || !*testIPv4 {
		t.Skip("IPv4 is required")
	}

	for _, tt := range lookupGoogleHostTests {
		addrs, err := LookupHost(tt.name)
		if err != nil {
			t.Fatal(err)
		}
		if len(addrs) == 0 {
			t.Error("got no record")
		}
		for _, addr := range addrs {
			if ParseIP(addr) == nil {
				t.Errorf("got %q; want a literal IP address", addr)
			}
		}
	}
}
Ejemplo n.º 23
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func TestLookupGmailMX(t *testing.T) {
	if testing.Short() && testenv.Builder() == "" || !*testExternal {
		t.Skip("avoid external network")
	}
	if !supportsIPv4 || !*testIPv4 {
		t.Skip("IPv4 is required")
	}

	for _, tt := range lookupGmailMXTests {
		mxs, err := LookupMX(tt.name)
		if err != nil {
			t.Fatal(err)
		}
		if len(mxs) == 0 {
			t.Error("got no record")
		}
		for _, mx := range mxs {
			if !strings.HasSuffix(mx.Host, tt.host) {
				t.Errorf("got %v; want a record containing %s", mx, tt.host)
			}
		}
	}
}
Ejemplo n.º 24
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func TestLookupGmailTXT(t *testing.T) {
	if testing.Short() && testenv.Builder() == "" || !*testExternal {
		t.Skip("avoid external network")
	}
	if !supportsIPv4 || !*testIPv4 {
		t.Skip("IPv4 is required")
	}

	for _, tt := range lookupGmailTXTTests {
		txts, err := LookupTXT(tt.name)
		if err != nil {
			t.Fatal(err)
		}
		if len(txts) == 0 {
			t.Error("got no record")
		}
		for _, txt := range txts {
			if !strings.Contains(txt, tt.txt) || (!strings.HasSuffix(txt, tt.host) && !strings.HasSuffix(txt, tt.host+".")) {
				t.Errorf("got %s; want a record containing %s, %s", txt, tt.txt, tt.host)
			}
		}
	}
}
Ejemplo n.º 25
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// wantLoadLibraryEx reports whether we expect LoadLibraryEx to work for tests.
func wantLoadLibraryEx() bool {
	return testenv.Builder() == "windows-amd64-gce" || testenv.Builder() == "windows-386-gce"
}
Ejemplo n.º 26
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// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package big

import (
	"fmt"
	"internal/testenv"
	"math/rand"
	"strings"
	"testing"
)

var isRaceBuilder = strings.HasSuffix(testenv.Builder(), "-race")

type funWW func(x, y, c Word) (z1, z0 Word)
type argWW struct {
	x, y, c, z1, z0 Word
}

var sumWW = []argWW{
	{0, 0, 0, 0, 0},
	{0, 1, 0, 0, 1},
	{0, 0, 1, 0, 1},
	{0, 1, 1, 0, 2},
	{12345, 67890, 0, 0, 80235},
	{12345, 67890, 1, 0, 80236},
	{_M, 1, 0, 1, 0},
	{_M, 0, 1, 1, 0},
	{_M, 1, 1, 1, 1},
Ejemplo n.º 27
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func TestDialCancel(t *testing.T) {
	if runtime.GOOS == "plan9" || runtime.GOOS == "nacl" {
		// plan9 is not implemented and nacl doesn't have
		// external network access.
		t.Skipf("skipping on %s", runtime.GOOS)
	}
	onGoBuildFarm := testenv.Builder() != ""
	if testing.Short() && !onGoBuildFarm {
		t.Skip("skipping in short mode")
	}

	blackholeIPPort := JoinHostPort(slowDst4, "1234")
	if !supportsIPv4 {
		blackholeIPPort = JoinHostPort(slowDst6, "1234")
	}

	ticker := time.NewTicker(10 * time.Millisecond)
	defer ticker.Stop()

	const cancelTick = 5 // the timer tick we cancel the dial at
	const timeoutTick = 100

	var d Dialer
	cancel := make(chan struct{})
	d.Cancel = cancel
	errc := make(chan error, 1)
	connc := make(chan Conn, 1)
	go func() {
		if c, err := d.Dial("tcp", blackholeIPPort); err != nil {
			errc <- err
		} else {
			connc <- c
		}
	}()
	ticks := 0
	for {
		select {
		case <-ticker.C:
			ticks++
			if ticks == cancelTick {
				close(cancel)
			}
			if ticks == timeoutTick {
				t.Fatal("timeout waiting for dial to fail")
			}
		case c := <-connc:
			c.Close()
			t.Fatal("unexpected successful connection")
		case err := <-errc:
			if perr := parseDialError(err); perr != nil {
				t.Error(perr)
			}
			if ticks < cancelTick {
				t.Fatalf("dial error after %d ticks (%d before cancel sent): %v",
					ticks, cancelTick-ticks, err)
			}
			if oe, ok := err.(*OpError); !ok || oe.Err != errCanceled {
				t.Fatalf("dial error = %v (%T); want OpError with Err == errCanceled", err, err)
			}
			return // success.
		}
	}
}
Ejemplo n.º 28
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func TestDialCancel(t *testing.T) {
	switch testenv.Builder() {
	case "linux-arm64-buildlet":
		t.Skip("skipping on linux-arm64-buildlet; incompatible network config? issue 15191")
	case "":
		testenv.MustHaveExternalNetwork(t)
	}

	if runtime.GOOS == "nacl" {
		// nacl doesn't have external network access.
		t.Skipf("skipping on %s", runtime.GOOS)
	}

	blackholeIPPort := JoinHostPort(slowDst4, "1234")
	if !supportsIPv4 {
		blackholeIPPort = JoinHostPort(slowDst6, "1234")
	}

	ticker := time.NewTicker(10 * time.Millisecond)
	defer ticker.Stop()

	const cancelTick = 5 // the timer tick we cancel the dial at
	const timeoutTick = 100

	var d Dialer
	cancel := make(chan struct{})
	d.Cancel = cancel
	errc := make(chan error, 1)
	connc := make(chan Conn, 1)
	go func() {
		if c, err := d.Dial("tcp", blackholeIPPort); err != nil {
			errc <- err
		} else {
			connc <- c
		}
	}()
	ticks := 0
	for {
		select {
		case <-ticker.C:
			ticks++
			if ticks == cancelTick {
				close(cancel)
			}
			if ticks == timeoutTick {
				t.Fatal("timeout waiting for dial to fail")
			}
		case c := <-connc:
			c.Close()
			t.Fatal("unexpected successful connection")
		case err := <-errc:
			if perr := parseDialError(err); perr != nil {
				t.Error(perr)
			}
			if ticks < cancelTick {
				t.Fatalf("dial error after %d ticks (%d before cancel sent): %v",
					ticks, cancelTick-ticks, err)
			}
			if oe, ok := err.(*OpError); !ok || oe.Err != errCanceled {
				t.Fatalf("dial error = %v (%T); want OpError with Err == errCanceled", err, err)
			}
			return // success.
		}
	}
}