"fmt"
	"io"
	"testing"
)

// Tests the fallback code path in case the optimized asm
// implementation cannot be used.
// See also TestBlockGeneric.
func TestGenericPath(t *testing.T) {
	if !useAsm {
		t.Skipf("assembly implementation unavailable")
	}
	useAsm = false
	defer func() { useAsm = true }()
	c := New()
	in := "ΑΒΓΔΕϜΖΗΘΙΚΛΜΝΞΟΠϺϘΡΣΤΥΦΧΨΩ"
	gold := "0f58c2bb130f8182375f325c18342215255387e5"

	"fmt"
	"io"
	"testing"
)

// Tests the fallback code path in case the optimized asm
// implementation cannot be used.
// See also TestBlockGeneric.
func TestGenericPath(t *testing.T) {
	if !useAsm {
		t.Skipf("assembly implementation unavailable")
	}
	useAsm = false
	defer func() { useAsm = true }()
	c := New()
	in := "ΑΒΓΔΕϜΖΗΘΙΚΛΜΝΞΟΠϺϘΡΣΤΥΦΧΨΩ"
	gold := "6922e319366d677f34c504af31bfcb29" +

	"io"
	"testing"
)

// Tests the fallback code path in case the optimized asm
// implementation cannot be used.
// See also TestBlockGeneric.
func TestGenericPath(t *testing.T) {
	if useAsm == false {
		t.Skipf("assembly implementation unavailable")
	}
	useAsm = false
	defer func() { useAsm = true }()
	c := New()
	in := "ΑΒΓΔΕϜΖΗΘΙΚΛΜΝΞΟΠϺϘΡΣΤΥΦΧΨΩ"
	gold := "e93d84ec2b22383123be9f713697fb25" +

	if err != nil {
		t.Fatal(err)
	}
	c.Close()
}

func TestDialerDualStackFDLeak(t *testing.T) {
	switch runtime.GOOS {
	case "plan9":
		t.Skipf("%s does not have full support of socktest", runtime.GOOS)
	case "windows":
		t.Skipf("not implemented a way to cancel dial racers in TCP SYN-SENT state on %s", runtime.GOOS)
	case "openbsd":
		testenv.SkipFlaky(t, 15157)
	}
	if !supportsIPv4() || !supportsIPv6() {

// TestTCPListener tests both single and double listen to a test
// listener with same address family, same listening address and
// same port.
func TestTCPListener(t *testing.T) {
	switch runtime.GOOS {
	case "plan9":
		t.Skipf("not supported on %s", runtime.GOOS)
	}

	for _, tt := range tcpListenerTests {
		if !testableListenArgs(tt.network, JoinHostPort(tt.address, "0"), "") {
			t.Logf("skipping %s test", tt.network+" "+tt.address)
			continue

	id := s.allocateContextID(goTest.Name())

	allLabels := s.suiteLabels.Merge(labels)
	if !s.settings.Selector.Selects(allLabels) {
		goTest.Skipf("Skipping: label mismatch: labels=%v, filter=%v", allLabels, s.settings.Selector)
	}

	if s.settings.SkipMatcher.MatchTest(goTest.Name()) {
		goTest.Skipf("Skipping: test %v matched -istio.test.skip regex", goTest.Name())
	}

	scopes.Framework.Debugf("Creating New test context")

	// it should pass on other Unix systems.
	if runtime.GOOS != "linux" {
		t.Skipf("skipping test on %s", runtime.GOOS)
	}
	if _, err := Stat("/bin/strace"); err != nil {
		t.Skipf("skipping test because /bin/strace not found: %v", err)
	}
	me, err := Executable()
	if err != nil {
		t.Skipf("skipping because Executable failed: %v", err)
	}

	// Create 100 directories.

		}
		os.Exit(0)
	}
}

func TestExecutableDeleted(t *testing.T) {
	testenv.MustHaveGoBuild(t)
	switch runtime.GOOS {
	case "windows", "plan9":
		t.Skipf("%v does not support deleting running binary", runtime.GOOS)
	case "openbsd", "freebsd", "aix":
		t.Skipf("%v does not support reading deleted binary name", runtime.GOOS)
	}
	t.Parallel()

	dir := t.TempDir()

	src := filepath.Join(dir, "testdel.go")

import "C"

import (
	"runtime"
	"testing"
)

func testSigaltstack(t *testing.T) {
	switch {
	case runtime.GOOS == "solaris", runtime.GOOS == "illumos", runtime.GOOS == "ios" && runtime.GOARCH == "arm64":
		t.Skipf("switching signal stack not implemented on %s/%s", runtime.GOOS, runtime.GOARCH)
	}

	C.changeSignalStack()
	defer C.restoreSignalStack()
	defer func() {
		if recover() == nil {
			t.Error("did not see expected panic")

	}
	runDebugOptionsTest(t, "TestSSE3DebugOption", "cpu.sse3=off")
}

func TestSSE3DebugOption(t *testing.T) {
	MustHaveDebugOptionsSupport(t)

	if godebug.New("#cpu.sse3").Value() != "off" {
		t.Skipf("skipping test: GODEBUG=cpu.sse3=off not set")
	}

	want := false
	if got := X86.HasSSE3; got != want {
		t.Errorf("X86.HasSSE3 expected %v, got %v", want, got)
	}