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https://github.com/moby/moby.git
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84a76f2796
Compare add vs new. Some historical data in PR #5172. Docker-DCO-1.1-Signed-off-by: Paul Nasrat <pnasrat@gmail.com> (github: pnasrat)
647 lines
19 KiB
Go
647 lines
19 KiB
Go
package utils
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import (
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"bytes"
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"errors"
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"io"
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"io/ioutil"
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"os"
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"strings"
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"testing"
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)
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func TestBufReader(t *testing.T) {
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reader, writer := io.Pipe()
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bufreader := NewBufReader(reader)
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// Write everything down to a Pipe
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// Usually, a pipe should block but because of the buffered reader,
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// the writes will go through
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done := make(chan bool)
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go func() {
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writer.Write([]byte("hello world"))
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writer.Close()
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done <- true
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}()
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// Drain the reader *after* everything has been written, just to verify
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// it is indeed buffering
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<-done
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output, err := ioutil.ReadAll(bufreader)
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if err != nil {
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t.Fatal(err)
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}
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if !bytes.Equal(output, []byte("hello world")) {
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t.Error(string(output))
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}
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}
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type dummyWriter struct {
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buffer bytes.Buffer
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failOnWrite bool
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}
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func (dw *dummyWriter) Write(p []byte) (n int, err error) {
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if dw.failOnWrite {
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return 0, errors.New("Fake fail")
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}
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return dw.buffer.Write(p)
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}
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func (dw *dummyWriter) String() string {
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return dw.buffer.String()
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}
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func (dw *dummyWriter) Close() error {
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return nil
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}
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func TestWriteBroadcaster(t *testing.T) {
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writer := NewWriteBroadcaster()
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// Test 1: Both bufferA and bufferB should contain "foo"
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bufferA := &dummyWriter{}
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writer.AddWriter(bufferA, "")
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bufferB := &dummyWriter{}
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writer.AddWriter(bufferB, "")
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writer.Write([]byte("foo"))
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if bufferA.String() != "foo" {
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t.Errorf("Buffer contains %v", bufferA.String())
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}
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if bufferB.String() != "foo" {
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t.Errorf("Buffer contains %v", bufferB.String())
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}
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// Test2: bufferA and bufferB should contain "foobar",
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// while bufferC should only contain "bar"
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bufferC := &dummyWriter{}
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writer.AddWriter(bufferC, "")
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writer.Write([]byte("bar"))
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if bufferA.String() != "foobar" {
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t.Errorf("Buffer contains %v", bufferA.String())
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}
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if bufferB.String() != "foobar" {
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t.Errorf("Buffer contains %v", bufferB.String())
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}
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if bufferC.String() != "bar" {
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t.Errorf("Buffer contains %v", bufferC.String())
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}
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// Test3: Test eviction on failure
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bufferA.failOnWrite = true
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writer.Write([]byte("fail"))
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if bufferA.String() != "foobar" {
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t.Errorf("Buffer contains %v", bufferA.String())
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}
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if bufferC.String() != "barfail" {
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t.Errorf("Buffer contains %v", bufferC.String())
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}
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// Even though we reset the flag, no more writes should go in there
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bufferA.failOnWrite = false
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writer.Write([]byte("test"))
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if bufferA.String() != "foobar" {
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t.Errorf("Buffer contains %v", bufferA.String())
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}
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if bufferC.String() != "barfailtest" {
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t.Errorf("Buffer contains %v", bufferC.String())
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}
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writer.CloseWriters()
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}
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type devNullCloser int
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func (d devNullCloser) Close() error {
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return nil
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}
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func (d devNullCloser) Write(buf []byte) (int, error) {
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return len(buf), nil
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}
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// This test checks for races. It is only useful when run with the race detector.
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func TestRaceWriteBroadcaster(t *testing.T) {
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writer := NewWriteBroadcaster()
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c := make(chan bool)
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go func() {
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writer.AddWriter(devNullCloser(0), "")
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c <- true
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}()
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writer.Write([]byte("hello"))
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<-c
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}
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// Test the behavior of TruncIndex, an index for querying IDs from a non-conflicting prefix.
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func TestTruncIndex(t *testing.T) {
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ids := []string{}
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index := NewTruncIndex(ids)
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// Get on an empty index
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if _, err := index.Get("foobar"); err == nil {
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t.Fatal("Get on an empty index should return an error")
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}
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// Spaces should be illegal in an id
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if err := index.Add("I have a space"); err == nil {
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t.Fatalf("Adding an id with ' ' should return an error")
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}
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id := "99b36c2c326ccc11e726eee6ee78a0baf166ef96"
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// Add an id
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if err := index.Add(id); err != nil {
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t.Fatal(err)
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}
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// Get a non-existing id
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assertIndexGet(t, index, "abracadabra", "", true)
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// Get the exact id
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assertIndexGet(t, index, id, id, false)
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// The first letter should match
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assertIndexGet(t, index, id[:1], id, false)
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// The first half should match
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assertIndexGet(t, index, id[:len(id)/2], id, false)
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// The second half should NOT match
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assertIndexGet(t, index, id[len(id)/2:], "", true)
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id2 := id[:6] + "blabla"
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// Add an id
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if err := index.Add(id2); err != nil {
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t.Fatal(err)
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}
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// Both exact IDs should work
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assertIndexGet(t, index, id, id, false)
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assertIndexGet(t, index, id2, id2, false)
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// 6 characters or less should conflict
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assertIndexGet(t, index, id[:6], "", true)
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assertIndexGet(t, index, id[:4], "", true)
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assertIndexGet(t, index, id[:1], "", true)
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// 7 characters should NOT conflict
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assertIndexGet(t, index, id[:7], id, false)
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assertIndexGet(t, index, id2[:7], id2, false)
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// Deleting a non-existing id should return an error
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if err := index.Delete("non-existing"); err == nil {
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t.Fatalf("Deleting a non-existing id should return an error")
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}
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// Deleting id2 should remove conflicts
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if err := index.Delete(id2); err != nil {
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t.Fatal(err)
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}
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// id2 should no longer work
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assertIndexGet(t, index, id2, "", true)
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assertIndexGet(t, index, id2[:7], "", true)
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assertIndexGet(t, index, id2[:11], "", true)
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// conflicts between id and id2 should be gone
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assertIndexGet(t, index, id[:6], id, false)
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assertIndexGet(t, index, id[:4], id, false)
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assertIndexGet(t, index, id[:1], id, false)
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// non-conflicting substrings should still not conflict
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assertIndexGet(t, index, id[:7], id, false)
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assertIndexGet(t, index, id[:15], id, false)
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assertIndexGet(t, index, id, id, false)
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}
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func assertIndexGet(t *testing.T, index *TruncIndex, input, expectedResult string, expectError bool) {
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if result, err := index.Get(input); err != nil && !expectError {
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t.Fatalf("Unexpected error getting '%s': %s", input, err)
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} else if err == nil && expectError {
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t.Fatalf("Getting '%s' should return an error", input)
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} else if result != expectedResult {
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t.Fatalf("Getting '%s' returned '%s' instead of '%s'", input, result, expectedResult)
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}
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}
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func BenchmarkTruncIndexAdd(b *testing.B) {
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ids := []string{"banana", "bananaa", "bananab"}
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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index := NewTruncIndex([]string{})
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for _, id := range ids {
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index.Add(id)
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}
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}
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}
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func BenchmarkTruncIndexNew(b *testing.B) {
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ids := []string{"banana", "bananaa", "bananab"}
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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NewTruncIndex(ids)
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}
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}
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func assertKernelVersion(t *testing.T, a, b *KernelVersionInfo, result int) {
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if r := CompareKernelVersion(a, b); r != result {
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t.Fatalf("Unexpected kernel version comparison result. Found %d, expected %d", r, result)
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}
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}
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func TestCompareKernelVersion(t *testing.T) {
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assertKernelVersion(t,
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&KernelVersionInfo{Kernel: 3, Major: 8, Minor: 0},
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&KernelVersionInfo{Kernel: 3, Major: 8, Minor: 0},
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0)
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assertKernelVersion(t,
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&KernelVersionInfo{Kernel: 2, Major: 6, Minor: 0},
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&KernelVersionInfo{Kernel: 3, Major: 8, Minor: 0},
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-1)
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assertKernelVersion(t,
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&KernelVersionInfo{Kernel: 3, Major: 8, Minor: 0},
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&KernelVersionInfo{Kernel: 2, Major: 6, Minor: 0},
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1)
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assertKernelVersion(t,
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&KernelVersionInfo{Kernel: 3, Major: 8, Minor: 0},
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&KernelVersionInfo{Kernel: 3, Major: 8, Minor: 0},
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0)
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assertKernelVersion(t,
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&KernelVersionInfo{Kernel: 3, Major: 8, Minor: 5},
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&KernelVersionInfo{Kernel: 3, Major: 8, Minor: 0},
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1)
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assertKernelVersion(t,
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&KernelVersionInfo{Kernel: 3, Major: 0, Minor: 20},
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&KernelVersionInfo{Kernel: 3, Major: 8, Minor: 0},
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-1)
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}
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func TestHumanSize(t *testing.T) {
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size := strings.Trim(HumanSize(1000), " \t")
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expect := "1 kB"
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if size != expect {
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t.Errorf("1000 -> expected '%s', got '%s'", expect, size)
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}
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size = strings.Trim(HumanSize(1024), " \t")
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expect = "1.024 kB"
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if size != expect {
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t.Errorf("1024 -> expected '%s', got '%s'", expect, size)
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}
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}
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func TestRAMInBytes(t *testing.T) {
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assertRAMInBytes(t, "32", false, 32)
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assertRAMInBytes(t, "32b", false, 32)
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assertRAMInBytes(t, "32B", false, 32)
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assertRAMInBytes(t, "32k", false, 32*1024)
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assertRAMInBytes(t, "32K", false, 32*1024)
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assertRAMInBytes(t, "32kb", false, 32*1024)
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assertRAMInBytes(t, "32Kb", false, 32*1024)
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assertRAMInBytes(t, "32Mb", false, 32*1024*1024)
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assertRAMInBytes(t, "32Gb", false, 32*1024*1024*1024)
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assertRAMInBytes(t, "", true, -1)
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assertRAMInBytes(t, "hello", true, -1)
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assertRAMInBytes(t, "-32", true, -1)
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assertRAMInBytes(t, " 32 ", true, -1)
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assertRAMInBytes(t, "32 mb", true, -1)
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assertRAMInBytes(t, "32m b", true, -1)
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assertRAMInBytes(t, "32bm", true, -1)
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}
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func assertRAMInBytes(t *testing.T, size string, expectError bool, expectedBytes int64) {
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actualBytes, err := RAMInBytes(size)
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if (err != nil) && !expectError {
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t.Errorf("Unexpected error parsing '%s': %s", size, err)
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}
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if (err == nil) && expectError {
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t.Errorf("Expected to get an error parsing '%s', but got none (bytes=%d)", size, actualBytes)
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}
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if actualBytes != expectedBytes {
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t.Errorf("Expected '%s' to parse as %d bytes, got %d", size, expectedBytes, actualBytes)
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}
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}
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func TestParseHost(t *testing.T) {
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var (
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defaultHttpHost = "127.0.0.1"
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defaultUnix = "/var/run/docker.sock"
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)
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if addr, err := ParseHost(defaultHttpHost, defaultUnix, "0.0.0.0"); err == nil {
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t.Errorf("tcp 0.0.0.0 address expected error return, but err == nil, got %s", addr)
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}
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if addr, err := ParseHost(defaultHttpHost, defaultUnix, "tcp://"); err == nil {
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t.Errorf("default tcp:// address expected error return, but err == nil, got %s", addr)
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}
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if addr, err := ParseHost(defaultHttpHost, defaultUnix, "0.0.0.1:5555"); err != nil || addr != "tcp://0.0.0.1:5555" {
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t.Errorf("0.0.0.1:5555 -> expected tcp://0.0.0.1:5555, got %s", addr)
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}
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if addr, err := ParseHost(defaultHttpHost, defaultUnix, ":6666"); err != nil || addr != "tcp://127.0.0.1:6666" {
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t.Errorf(":6666 -> expected tcp://127.0.0.1:6666, got %s", addr)
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}
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if addr, err := ParseHost(defaultHttpHost, defaultUnix, "tcp://:7777"); err != nil || addr != "tcp://127.0.0.1:7777" {
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t.Errorf("tcp://:7777 -> expected tcp://127.0.0.1:7777, got %s", addr)
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}
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if addr, err := ParseHost(defaultHttpHost, defaultUnix, ""); err != nil || addr != "unix:///var/run/docker.sock" {
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t.Errorf("empty argument -> expected unix:///var/run/docker.sock, got %s", addr)
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}
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if addr, err := ParseHost(defaultHttpHost, defaultUnix, "unix:///var/run/docker.sock"); err != nil || addr != "unix:///var/run/docker.sock" {
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t.Errorf("unix:///var/run/docker.sock -> expected unix:///var/run/docker.sock, got %s", addr)
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}
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if addr, err := ParseHost(defaultHttpHost, defaultUnix, "unix://"); err != nil || addr != "unix:///var/run/docker.sock" {
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t.Errorf("unix:///var/run/docker.sock -> expected unix:///var/run/docker.sock, got %s", addr)
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}
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if addr, err := ParseHost(defaultHttpHost, defaultUnix, "udp://127.0.0.1"); err == nil {
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t.Errorf("udp protocol address expected error return, but err == nil. Got %s", addr)
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}
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if addr, err := ParseHost(defaultHttpHost, defaultUnix, "udp://127.0.0.1:4243"); err == nil {
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t.Errorf("udp protocol address expected error return, but err == nil. Got %s", addr)
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}
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}
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func TestParseRepositoryTag(t *testing.T) {
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if repo, tag := ParseRepositoryTag("root"); repo != "root" || tag != "" {
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t.Errorf("Expected repo: '%s' and tag: '%s', got '%s' and '%s'", "root", "", repo, tag)
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}
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if repo, tag := ParseRepositoryTag("root:tag"); repo != "root" || tag != "tag" {
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t.Errorf("Expected repo: '%s' and tag: '%s', got '%s' and '%s'", "root", "tag", repo, tag)
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}
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if repo, tag := ParseRepositoryTag("user/repo"); repo != "user/repo" || tag != "" {
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t.Errorf("Expected repo: '%s' and tag: '%s', got '%s' and '%s'", "user/repo", "", repo, tag)
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}
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if repo, tag := ParseRepositoryTag("user/repo:tag"); repo != "user/repo" || tag != "tag" {
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t.Errorf("Expected repo: '%s' and tag: '%s', got '%s' and '%s'", "user/repo", "tag", repo, tag)
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}
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if repo, tag := ParseRepositoryTag("url:5000/repo"); repo != "url:5000/repo" || tag != "" {
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t.Errorf("Expected repo: '%s' and tag: '%s', got '%s' and '%s'", "url:5000/repo", "", repo, tag)
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}
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if repo, tag := ParseRepositoryTag("url:5000/repo:tag"); repo != "url:5000/repo" || tag != "tag" {
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t.Errorf("Expected repo: '%s' and tag: '%s', got '%s' and '%s'", "url:5000/repo", "tag", repo, tag)
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}
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}
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func TestGetResolvConf(t *testing.T) {
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resolvConfUtils, err := GetResolvConf()
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if err != nil {
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t.Fatal(err)
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}
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resolvConfSystem, err := ioutil.ReadFile("/etc/resolv.conf")
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if err != nil {
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t.Fatal(err)
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}
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if string(resolvConfUtils) != string(resolvConfSystem) {
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t.Fatalf("/etc/resolv.conf and GetResolvConf have different content.")
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}
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}
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func TestCheckLocalDns(t *testing.T) {
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for resolv, result := range map[string]bool{`# Dynamic
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nameserver 10.0.2.3
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search dotcloud.net`: false,
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`# Dynamic
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#nameserver 127.0.0.1
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nameserver 10.0.2.3
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search dotcloud.net`: false,
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`# Dynamic
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nameserver 10.0.2.3 #not used 127.0.1.1
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search dotcloud.net`: false,
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`# Dynamic
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#nameserver 10.0.2.3
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#search dotcloud.net`: true,
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`# Dynamic
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nameserver 127.0.0.1
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search dotcloud.net`: true,
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`# Dynamic
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nameserver 127.0.1.1
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search dotcloud.net`: true,
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`# Dynamic
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`: true,
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``: true,
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} {
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if CheckLocalDns([]byte(resolv)) != result {
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t.Fatalf("Wrong local dns detection: {%s} should be %v", resolv, result)
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}
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}
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}
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func assertParseRelease(t *testing.T, release string, b *KernelVersionInfo, result int) {
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var (
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a *KernelVersionInfo
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)
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a, _ = ParseRelease(release)
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if r := CompareKernelVersion(a, b); r != result {
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t.Fatalf("Unexpected kernel version comparison result. Found %d, expected %d", r, result)
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}
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if a.Flavor != b.Flavor {
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t.Fatalf("Unexpected parsed kernel flavor. Found %s, expected %s", a.Flavor, b.Flavor)
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}
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}
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func TestParseRelease(t *testing.T) {
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assertParseRelease(t, "3.8.0", &KernelVersionInfo{Kernel: 3, Major: 8, Minor: 0}, 0)
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assertParseRelease(t, "3.4.54.longterm-1", &KernelVersionInfo{Kernel: 3, Major: 4, Minor: 54, Flavor: ".longterm-1"}, 0)
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assertParseRelease(t, "3.4.54.longterm-1", &KernelVersionInfo{Kernel: 3, Major: 4, Minor: 54, Flavor: ".longterm-1"}, 0)
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assertParseRelease(t, "3.8.0-19-generic", &KernelVersionInfo{Kernel: 3, Major: 8, Minor: 0, Flavor: "-19-generic"}, 0)
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assertParseRelease(t, "3.12.8tag", &KernelVersionInfo{Kernel: 3, Major: 12, Minor: 8, Flavor: "tag"}, 0)
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assertParseRelease(t, "3.12-1-amd64", &KernelVersionInfo{Kernel: 3, Major: 12, Minor: 0, Flavor: "-1-amd64"}, 0)
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}
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func TestParsePortMapping(t *testing.T) {
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data, err := PartParser("ip:public:private", "192.168.1.1:80:8080")
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if err != nil {
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t.Fatal(err)
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}
|
|
|
|
if len(data) != 3 {
|
|
t.FailNow()
|
|
}
|
|
if data["ip"] != "192.168.1.1" {
|
|
t.Fail()
|
|
}
|
|
if data["public"] != "80" {
|
|
t.Fail()
|
|
}
|
|
if data["private"] != "8080" {
|
|
t.Fail()
|
|
}
|
|
}
|
|
|
|
func TestGetNameservers(t *testing.T) {
|
|
for resolv, result := range map[string][]string{`
|
|
nameserver 1.2.3.4
|
|
nameserver 40.3.200.10
|
|
search example.com`: {"1.2.3.4", "40.3.200.10"},
|
|
`search example.com`: {},
|
|
`nameserver 1.2.3.4
|
|
search example.com
|
|
nameserver 4.30.20.100`: {"1.2.3.4", "4.30.20.100"},
|
|
``: {},
|
|
` nameserver 1.2.3.4 `: {"1.2.3.4"},
|
|
`search example.com
|
|
nameserver 1.2.3.4
|
|
#nameserver 4.3.2.1`: {"1.2.3.4"},
|
|
`search example.com
|
|
nameserver 1.2.3.4 # not 4.3.2.1`: {"1.2.3.4"},
|
|
} {
|
|
test := GetNameservers([]byte(resolv))
|
|
if !StrSlicesEqual(test, result) {
|
|
t.Fatalf("Wrong nameserver string {%s} should be %v. Input: %s", test, result, resolv)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestGetNameserversAsCIDR(t *testing.T) {
|
|
for resolv, result := range map[string][]string{`
|
|
nameserver 1.2.3.4
|
|
nameserver 40.3.200.10
|
|
search example.com`: {"1.2.3.4/32", "40.3.200.10/32"},
|
|
`search example.com`: {},
|
|
`nameserver 1.2.3.4
|
|
search example.com
|
|
nameserver 4.30.20.100`: {"1.2.3.4/32", "4.30.20.100/32"},
|
|
``: {},
|
|
` nameserver 1.2.3.4 `: {"1.2.3.4/32"},
|
|
`search example.com
|
|
nameserver 1.2.3.4
|
|
#nameserver 4.3.2.1`: {"1.2.3.4/32"},
|
|
`search example.com
|
|
nameserver 1.2.3.4 # not 4.3.2.1`: {"1.2.3.4/32"},
|
|
} {
|
|
test := GetNameserversAsCIDR([]byte(resolv))
|
|
if !StrSlicesEqual(test, result) {
|
|
t.Fatalf("Wrong nameserver string {%s} should be %v. Input: %s", test, result, resolv)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestGetSearchDomains(t *testing.T) {
|
|
for resolv, result := range map[string][]string{
|
|
`search example.com`: {"example.com"},
|
|
`search example.com # ignored`: {"example.com"},
|
|
` search example.com `: {"example.com"},
|
|
` search example.com # ignored`: {"example.com"},
|
|
`search foo.example.com example.com`: {"foo.example.com", "example.com"},
|
|
` search foo.example.com example.com `: {"foo.example.com", "example.com"},
|
|
` search foo.example.com example.com # ignored`: {"foo.example.com", "example.com"},
|
|
``: {},
|
|
`# ignored`: {},
|
|
`nameserver 1.2.3.4
|
|
search foo.example.com example.com`: {"foo.example.com", "example.com"},
|
|
`nameserver 1.2.3.4
|
|
search dup1.example.com dup2.example.com
|
|
search foo.example.com example.com`: {"foo.example.com", "example.com"},
|
|
`nameserver 1.2.3.4
|
|
search foo.example.com example.com
|
|
nameserver 4.30.20.100`: {"foo.example.com", "example.com"},
|
|
} {
|
|
test := GetSearchDomains([]byte(resolv))
|
|
if !StrSlicesEqual(test, result) {
|
|
t.Fatalf("Wrong search domain string {%s} should be %v. Input: %s", test, result, resolv)
|
|
}
|
|
}
|
|
}
|
|
|
|
func StrSlicesEqual(a, b []string) bool {
|
|
if len(a) != len(b) {
|
|
return false
|
|
}
|
|
|
|
for i, v := range a {
|
|
if v != b[i] {
|
|
return false
|
|
}
|
|
}
|
|
|
|
return true
|
|
}
|
|
|
|
func TestReplaceAndAppendEnvVars(t *testing.T) {
|
|
var (
|
|
d = []string{"HOME=/"}
|
|
o = []string{"HOME=/root", "TERM=xterm"}
|
|
)
|
|
|
|
env := ReplaceOrAppendEnvValues(d, o)
|
|
if len(env) != 2 {
|
|
t.Fatalf("expected len of 2 got %d", len(env))
|
|
}
|
|
if env[0] != "HOME=/root" {
|
|
t.Fatalf("expected HOME=/root got '%s'", env[0])
|
|
}
|
|
if env[1] != "TERM=xterm" {
|
|
t.Fatalf("expected TERM=xterm got '%s'", env[1])
|
|
}
|
|
}
|
|
|
|
// Reading a symlink to a directory must return the directory
|
|
func TestReadSymlinkedDirectoryExistingDirectory(t *testing.T) {
|
|
var err error
|
|
if err = os.Mkdir("/tmp/testReadSymlinkToExistingDirectory", 0777); err != nil {
|
|
t.Errorf("failed to create directory: %s", err)
|
|
}
|
|
|
|
if err = os.Symlink("/tmp/testReadSymlinkToExistingDirectory", "/tmp/dirLinkTest"); err != nil {
|
|
t.Errorf("failed to create symlink: %s", err)
|
|
}
|
|
|
|
var path string
|
|
if path, err = ReadSymlinkedDirectory("/tmp/dirLinkTest"); err != nil {
|
|
t.Fatalf("failed to read symlink to directory: %s", err)
|
|
}
|
|
|
|
if path != "/tmp/testReadSymlinkToExistingDirectory" {
|
|
t.Fatalf("symlink returned unexpected directory: %s", path)
|
|
}
|
|
|
|
if err = os.Remove("/tmp/testReadSymlinkToExistingDirectory"); err != nil {
|
|
t.Errorf("failed to remove temporary directory: %s", err)
|
|
}
|
|
|
|
if err = os.Remove("/tmp/dirLinkTest"); err != nil {
|
|
t.Errorf("failed to remove symlink: %s", err)
|
|
}
|
|
}
|
|
|
|
// Reading a non-existing symlink must fail
|
|
func TestReadSymlinkedDirectoryNonExistingSymlink(t *testing.T) {
|
|
var path string
|
|
var err error
|
|
if path, err = ReadSymlinkedDirectory("/tmp/test/foo/Non/ExistingPath"); err == nil {
|
|
t.Fatalf("error expected for non-existing symlink")
|
|
}
|
|
|
|
if path != "" {
|
|
t.Fatalf("expected empty path, but '%s' was returned", path)
|
|
}
|
|
}
|
|
|
|
// Reading a symlink to a file must fail
|
|
func TestReadSymlinkedDirectoryToFile(t *testing.T) {
|
|
var err error
|
|
var file *os.File
|
|
|
|
if file, err = os.Create("/tmp/testReadSymlinkToFile"); err != nil {
|
|
t.Fatalf("failed to create file: %s", err)
|
|
}
|
|
|
|
file.Close()
|
|
|
|
if err = os.Symlink("/tmp/testReadSymlinkToFile", "/tmp/fileLinkTest"); err != nil {
|
|
t.Errorf("failed to create symlink: %s", err)
|
|
}
|
|
|
|
var path string
|
|
if path, err = ReadSymlinkedDirectory("/tmp/fileLinkTest"); err == nil {
|
|
t.Fatalf("ReadSymlinkedDirectory on a symlink to a file should've failed")
|
|
}
|
|
|
|
if path != "" {
|
|
t.Fatalf("path should've been empty: %s", path)
|
|
}
|
|
|
|
if err = os.Remove("/tmp/testReadSymlinkToFile"); err != nil {
|
|
t.Errorf("failed to remove file: %s", err)
|
|
}
|
|
|
|
if err = os.Remove("/tmp/fileLinkTest"); err != nil {
|
|
t.Errorf("failed to remove symlink: %s", err)
|
|
}
|
|
}
|