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@@ -120,9 +120,15 @@ func logDirContents(t *testing.T, dirPath string) {
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}
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func testCopyHelper(t *testing.T, srcPath, dstPath string) (err error) {
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- t.Logf("copying from %q to %q", srcPath, dstPath)
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+ t.Logf("copying from %q to %q (not follow symbol link)", srcPath, dstPath)
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- return CopyResource(srcPath, dstPath)
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+ return CopyResource(srcPath, dstPath, false)
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+}
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+
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+func testCopyHelperFSym(t *testing.T, srcPath, dstPath string) (err error) {
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+ t.Logf("copying from %q to %q (follow symbol link)", srcPath, dstPath)
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+
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+ return CopyResource(srcPath, dstPath, true)
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}
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// Basic assumptions about SRC and DST:
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@@ -138,7 +144,7 @@ func TestCopyErrSrcNotExists(t *testing.T) {
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tmpDirA, tmpDirB := getTestTempDirs(t)
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defer removeAllPaths(tmpDirA, tmpDirB)
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- if _, err := CopyInfoSourcePath(filepath.Join(tmpDirA, "file1")); !os.IsNotExist(err) {
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+ if _, err := CopyInfoSourcePath(filepath.Join(tmpDirA, "file1"), false); !os.IsNotExist(err) {
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t.Fatalf("expected IsNotExist error, but got %T: %s", err, err)
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}
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}
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@@ -152,7 +158,7 @@ func TestCopyErrSrcNotDir(t *testing.T) {
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// Load A with some sample files and directories.
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createSampleDir(t, tmpDirA)
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- if _, err := CopyInfoSourcePath(joinTrailingSep(tmpDirA, "file1")); !isNotDir(err) {
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+ if _, err := CopyInfoSourcePath(joinTrailingSep(tmpDirA, "file1"), false); !isNotDir(err) {
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t.Fatalf("expected IsNotDir error, but got %T: %s", err, err)
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}
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}
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@@ -286,6 +292,27 @@ func TestCopyCaseA(t *testing.T) {
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if err = fileContentsEqual(t, srcPath, dstPath); err != nil {
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t.Fatal(err)
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}
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+ os.Remove(dstPath)
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+
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+ symlinkPath := filepath.Join(tmpDirA, "symlink3")
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+ symlinkPath1 := filepath.Join(tmpDirA, "symlink4")
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+ linkTarget := filepath.Join(tmpDirA, "file1")
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+
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+ if err = testCopyHelperFSym(t, symlinkPath, dstPath); err != nil {
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+ t.Fatalf("unexpected error %T: %s", err, err)
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+ }
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+
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+ if err = fileContentsEqual(t, linkTarget, dstPath); err != nil {
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+ t.Fatal(err)
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+ }
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+ os.Remove(dstPath)
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+ if err = testCopyHelperFSym(t, symlinkPath1, dstPath); err != nil {
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+ t.Fatalf("unexpected error %T: %s", err, err)
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+ }
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+
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+ if err = fileContentsEqual(t, linkTarget, dstPath); err != nil {
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+ t.Fatal(err)
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+ }
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}
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// B. SRC specifies a file and DST (with trailing path separator) doesn't
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@@ -310,6 +337,16 @@ func TestCopyCaseB(t *testing.T) {
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if err != ErrDirNotExists {
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t.Fatalf("expected ErrDirNotExists error, but got %T: %s", err, err)
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}
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+
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+ symlinkPath := filepath.Join(tmpDirA, "symlink3")
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+
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+ if err = testCopyHelperFSym(t, symlinkPath, dstDir); err == nil {
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+ t.Fatal("expected ErrDirNotExists error, but got nil instead")
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+ }
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+ if err != ErrDirNotExists {
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+ t.Fatalf("expected ErrDirNotExists error, but got %T: %s", err, err)
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+ }
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+
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}
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// C. SRC specifies a file and DST exists as a file. This should overwrite
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@@ -341,6 +378,44 @@ func TestCopyCaseC(t *testing.T) {
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}
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}
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+// C. Symbol link following version:
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+// SRC specifies a file and DST exists as a file. This should overwrite
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+// the file at DST with the contents of the source file.
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+func TestCopyCaseCFSym(t *testing.T) {
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+ tmpDirA, tmpDirB := getTestTempDirs(t)
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+ defer removeAllPaths(tmpDirA, tmpDirB)
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+
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+ // Load A and B with some sample files and directories.
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+ createSampleDir(t, tmpDirA)
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+ createSampleDir(t, tmpDirB)
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+
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+ symlinkPathBad := filepath.Join(tmpDirA, "symlink1")
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+ symlinkPath := filepath.Join(tmpDirA, "symlink3")
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+ linkTarget := filepath.Join(tmpDirA, "file1")
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+ dstPath := filepath.Join(tmpDirB, "file2")
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+
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+ var err error
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+
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+ // first to test broken link
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+ if err = testCopyHelperFSym(t, symlinkPathBad, dstPath); err == nil {
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+ t.Fatalf("unexpected error %T: %s", err, err)
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+ }
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+
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+ // test symbol link -> symbol link -> target
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+ // Ensure they start out different.
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+ if err = fileContentsEqual(t, linkTarget, dstPath); err == nil {
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+ t.Fatal("expected different file contents")
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+ }
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+
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+ if err = testCopyHelperFSym(t, symlinkPath, dstPath); err != nil {
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+ t.Fatalf("unexpected error %T: %s", err, err)
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+ }
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+
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+ if err = fileContentsEqual(t, linkTarget, dstPath); err != nil {
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+ t.Fatal(err)
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|
+ }
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+}
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+
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|
// D. SRC specifies a file and DST exists as a directory. This should place
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// a copy of the source file inside it using the basename from SRC. Ensure
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// this works whether DST has a trailing path separator or not.
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@@ -392,6 +467,59 @@ func TestCopyCaseD(t *testing.T) {
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}
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}
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|
|
+// D. Symbol link following version:
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+// SRC specifies a file and DST exists as a directory. This should place
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+// a copy of the source file inside it using the basename from SRC. Ensure
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|
+// this works whether DST has a trailing path separator or not.
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|
+func TestCopyCaseDFSym(t *testing.T) {
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|
+ tmpDirA, tmpDirB := getTestTempDirs(t)
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|
+ defer removeAllPaths(tmpDirA, tmpDirB)
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+
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|
|
+ // Load A and B with some sample files and directories.
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|
|
+ createSampleDir(t, tmpDirA)
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|
+ createSampleDir(t, tmpDirB)
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|
|
+
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|
|
+ srcPath := filepath.Join(tmpDirA, "symlink4")
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|
+ linkTarget := filepath.Join(tmpDirA, "file1")
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|
|
+ dstDir := filepath.Join(tmpDirB, "dir1")
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|
|
+ dstPath := filepath.Join(dstDir, "symlink4")
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|
+
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|
|
+ var err error
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|
+
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|
|
+ // Ensure that dstPath doesn't exist.
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|
|
+ if _, err = os.Stat(dstPath); !os.IsNotExist(err) {
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|
|
+ t.Fatalf("did not expect dstPath %q to exist", dstPath)
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|
|
+ }
|
|
|
+
|
|
|
+ if err = testCopyHelperFSym(t, srcPath, dstDir); err != nil {
|
|
|
+ t.Fatalf("unexpected error %T: %s", err, err)
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|
|
+ }
|
|
|
+
|
|
|
+ if err = fileContentsEqual(t, linkTarget, dstPath); err != nil {
|
|
|
+ t.Fatal(err)
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|
|
+ }
|
|
|
+
|
|
|
+ // Now try again but using a trailing path separator for dstDir.
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|
|
+
|
|
|
+ if err = os.RemoveAll(dstDir); err != nil {
|
|
|
+ t.Fatalf("unable to remove dstDir: %s", err)
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|
|
+ }
|
|
|
+
|
|
|
+ if err = os.MkdirAll(dstDir, os.FileMode(0755)); err != nil {
|
|
|
+ t.Fatalf("unable to make dstDir: %s", err)
|
|
|
+ }
|
|
|
+
|
|
|
+ dstDir = joinTrailingSep(tmpDirB, "dir1")
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|
|
+
|
|
|
+ if err = testCopyHelperFSym(t, srcPath, dstDir); err != nil {
|
|
|
+ t.Fatalf("unexpected error %T: %s", err, err)
|
|
|
+ }
|
|
|
+
|
|
|
+ if err = fileContentsEqual(t, linkTarget, dstPath); err != nil {
|
|
|
+ t.Fatal(err)
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
// E. SRC specifies a directory and DST does not exist. This should create a
|
|
|
// directory at DST and copy the contents of the SRC directory into the DST
|
|
|
// directory. Ensure this works whether DST has a trailing path separator or
|
|
|
@@ -436,6 +564,52 @@ func TestCopyCaseE(t *testing.T) {
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|
|
}
|
|
|
}
|
|
|
|
|
|
+// E. Symbol link following version:
|
|
|
+// SRC specifies a directory and DST does not exist. This should create a
|
|
|
+// directory at DST and copy the contents of the SRC directory into the DST
|
|
|
+// directory. Ensure this works whether DST has a trailing path separator or
|
|
|
+// not.
|
|
|
+func TestCopyCaseEFSym(t *testing.T) {
|
|
|
+ tmpDirA, tmpDirB := getTestTempDirs(t)
|
|
|
+ defer removeAllPaths(tmpDirA, tmpDirB)
|
|
|
+
|
|
|
+ // Load A with some sample files and directories.
|
|
|
+ createSampleDir(t, tmpDirA)
|
|
|
+
|
|
|
+ srcDir := filepath.Join(tmpDirA, "dirSymlink")
|
|
|
+ linkTarget := filepath.Join(tmpDirA, "dir1")
|
|
|
+ dstDir := filepath.Join(tmpDirB, "testDir")
|
|
|
+
|
|
|
+ var err error
|
|
|
+
|
|
|
+ if err = testCopyHelperFSym(t, srcDir, dstDir); err != nil {
|
|
|
+ t.Fatalf("unexpected error %T: %s", err, err)
|
|
|
+ }
|
|
|
+
|
|
|
+ if err = dirContentsEqual(t, dstDir, linkTarget); err != nil {
|
|
|
+ t.Log("dir contents not equal")
|
|
|
+ logDirContents(t, tmpDirA)
|
|
|
+ logDirContents(t, tmpDirB)
|
|
|
+ t.Fatal(err)
|
|
|
+ }
|
|
|
+
|
|
|
+ // Now try again but using a trailing path separator for dstDir.
|
|
|
+
|
|
|
+ if err = os.RemoveAll(dstDir); err != nil {
|
|
|
+ t.Fatalf("unable to remove dstDir: %s", err)
|
|
|
+ }
|
|
|
+
|
|
|
+ dstDir = joinTrailingSep(tmpDirB, "testDir")
|
|
|
+
|
|
|
+ if err = testCopyHelperFSym(t, srcDir, dstDir); err != nil {
|
|
|
+ t.Fatalf("unexpected error %T: %s", err, err)
|
|
|
+ }
|
|
|
+
|
|
|
+ if err = dirContentsEqual(t, dstDir, linkTarget); err != nil {
|
|
|
+ t.Fatal(err)
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
// F. SRC specifies a directory and DST exists as a file. This should cause an
|
|
|
// error as it is not possible to overwrite a file with a directory.
|
|
|
func TestCopyCaseF(t *testing.T) {
|
|
|
@@ -447,6 +621,7 @@ func TestCopyCaseF(t *testing.T) {
|
|
|
createSampleDir(t, tmpDirB)
|
|
|
|
|
|
srcDir := filepath.Join(tmpDirA, "dir1")
|
|
|
+ symSrcDir := filepath.Join(tmpDirA, "dirSymlink")
|
|
|
dstFile := filepath.Join(tmpDirB, "file1")
|
|
|
|
|
|
var err error
|
|
|
@@ -458,6 +633,15 @@ func TestCopyCaseF(t *testing.T) {
|
|
|
if err != ErrCannotCopyDir {
|
|
|
t.Fatalf("expected ErrCannotCopyDir error, but got %T: %s", err, err)
|
|
|
}
|
|
|
+
|
|
|
+ // now test with symbol link
|
|
|
+ if err = testCopyHelperFSym(t, symSrcDir, dstFile); err == nil {
|
|
|
+ t.Fatal("expected ErrCannotCopyDir error, but got nil instead")
|
|
|
+ }
|
|
|
+
|
|
|
+ if err != ErrCannotCopyDir {
|
|
|
+ t.Fatalf("expected ErrCannotCopyDir error, but got %T: %s", err, err)
|
|
|
+ }
|
|
|
}
|
|
|
|
|
|
// G. SRC specifies a directory and DST exists as a directory. This should copy
|
|
|
@@ -506,6 +690,54 @@ func TestCopyCaseG(t *testing.T) {
|
|
|
}
|
|
|
}
|
|
|
|
|
|
+// G. Symbol link version:
|
|
|
+// SRC specifies a directory and DST exists as a directory. This should copy
|
|
|
+// the SRC directory and all its contents to the DST directory. Ensure this
|
|
|
+// works whether DST has a trailing path separator or not.
|
|
|
+func TestCopyCaseGFSym(t *testing.T) {
|
|
|
+ tmpDirA, tmpDirB := getTestTempDirs(t)
|
|
|
+ defer removeAllPaths(tmpDirA, tmpDirB)
|
|
|
+
|
|
|
+ // Load A and B with some sample files and directories.
|
|
|
+ createSampleDir(t, tmpDirA)
|
|
|
+ createSampleDir(t, tmpDirB)
|
|
|
+
|
|
|
+ srcDir := filepath.Join(tmpDirA, "dirSymlink")
|
|
|
+ linkTarget := filepath.Join(tmpDirA, "dir1")
|
|
|
+ dstDir := filepath.Join(tmpDirB, "dir2")
|
|
|
+ resultDir := filepath.Join(dstDir, "dirSymlink")
|
|
|
+
|
|
|
+ var err error
|
|
|
+
|
|
|
+ if err = testCopyHelperFSym(t, srcDir, dstDir); err != nil {
|
|
|
+ t.Fatalf("unexpected error %T: %s", err, err)
|
|
|
+ }
|
|
|
+
|
|
|
+ if err = dirContentsEqual(t, resultDir, linkTarget); err != nil {
|
|
|
+ t.Fatal(err)
|
|
|
+ }
|
|
|
+
|
|
|
+ // Now try again but using a trailing path separator for dstDir.
|
|
|
+
|
|
|
+ if err = os.RemoveAll(dstDir); err != nil {
|
|
|
+ t.Fatalf("unable to remove dstDir: %s", err)
|
|
|
+ }
|
|
|
+
|
|
|
+ if err = os.MkdirAll(dstDir, os.FileMode(0755)); err != nil {
|
|
|
+ t.Fatalf("unable to make dstDir: %s", err)
|
|
|
+ }
|
|
|
+
|
|
|
+ dstDir = joinTrailingSep(tmpDirB, "dir2")
|
|
|
+
|
|
|
+ if err = testCopyHelperFSym(t, srcDir, dstDir); err != nil {
|
|
|
+ t.Fatalf("unexpected error %T: %s", err, err)
|
|
|
+ }
|
|
|
+
|
|
|
+ if err = dirContentsEqual(t, resultDir, linkTarget); err != nil {
|
|
|
+ t.Fatal(err)
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
// H. SRC specifies a directory's contents only and DST does not exist. This
|
|
|
// should create a directory at DST and copy the contents of the SRC
|
|
|
// directory (but not the directory itself) into the DST directory. Ensure
|
|
|
@@ -553,6 +785,55 @@ func TestCopyCaseH(t *testing.T) {
|
|
|
}
|
|
|
}
|
|
|
|
|
|
+// H. Symbol link following version:
|
|
|
+// SRC specifies a directory's contents only and DST does not exist. This
|
|
|
+// should create a directory at DST and copy the contents of the SRC
|
|
|
+// directory (but not the directory itself) into the DST directory. Ensure
|
|
|
+// this works whether DST has a trailing path separator or not.
|
|
|
+func TestCopyCaseHFSym(t *testing.T) {
|
|
|
+ tmpDirA, tmpDirB := getTestTempDirs(t)
|
|
|
+ defer removeAllPaths(tmpDirA, tmpDirB)
|
|
|
+
|
|
|
+ // Load A with some sample files and directories.
|
|
|
+ createSampleDir(t, tmpDirA)
|
|
|
+
|
|
|
+ srcDir := joinTrailingSep(tmpDirA, "dirSymlink") + "."
|
|
|
+ linkTarget := filepath.Join(tmpDirA, "dir1")
|
|
|
+ dstDir := filepath.Join(tmpDirB, "testDir")
|
|
|
+
|
|
|
+ var err error
|
|
|
+
|
|
|
+ if err = testCopyHelperFSym(t, srcDir, dstDir); err != nil {
|
|
|
+ t.Fatalf("unexpected error %T: %s", err, err)
|
|
|
+ }
|
|
|
+
|
|
|
+ if err = dirContentsEqual(t, dstDir, linkTarget); err != nil {
|
|
|
+ t.Log("dir contents not equal")
|
|
|
+ logDirContents(t, tmpDirA)
|
|
|
+ logDirContents(t, tmpDirB)
|
|
|
+ t.Fatal(err)
|
|
|
+ }
|
|
|
+
|
|
|
+ // Now try again but using a trailing path separator for dstDir.
|
|
|
+
|
|
|
+ if err = os.RemoveAll(dstDir); err != nil {
|
|
|
+ t.Fatalf("unable to remove dstDir: %s", err)
|
|
|
+ }
|
|
|
+
|
|
|
+ dstDir = joinTrailingSep(tmpDirB, "testDir")
|
|
|
+
|
|
|
+ if err = testCopyHelperFSym(t, srcDir, dstDir); err != nil {
|
|
|
+ t.Fatalf("unexpected error %T: %s", err, err)
|
|
|
+ }
|
|
|
+
|
|
|
+ if err = dirContentsEqual(t, dstDir, linkTarget); err != nil {
|
|
|
+ t.Log("dir contents not equal")
|
|
|
+ logDirContents(t, tmpDirA)
|
|
|
+ logDirContents(t, tmpDirB)
|
|
|
+ t.Fatal(err)
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
// I. SRC specifies a directory's contents only and DST exists as a file. This
|
|
|
// should cause an error as it is not possible to overwrite a file with a
|
|
|
// directory.
|
|
|
@@ -565,6 +846,7 @@ func TestCopyCaseI(t *testing.T) {
|
|
|
createSampleDir(t, tmpDirB)
|
|
|
|
|
|
srcDir := joinTrailingSep(tmpDirA, "dir1") + "."
|
|
|
+ symSrcDir := filepath.Join(tmpDirB, "dirSymlink")
|
|
|
dstFile := filepath.Join(tmpDirB, "file1")
|
|
|
|
|
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var err error
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@@ -576,6 +858,15 @@ func TestCopyCaseI(t *testing.T) {
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if err != ErrCannotCopyDir {
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t.Fatalf("expected ErrCannotCopyDir error, but got %T: %s", err, err)
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}
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+
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+ // now try with symbol link of dir
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+ if err = testCopyHelperFSym(t, symSrcDir, dstFile); err == nil {
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+ t.Fatal("expected ErrCannotCopyDir error, but got nil instead")
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+ }
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+
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+ if err != ErrCannotCopyDir {
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+ t.Fatalf("expected ErrCannotCopyDir error, but got %T: %s", err, err)
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+ }
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}
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// J. SRC specifies a directory's contents only and DST exists as a directory.
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@@ -595,6 +886,11 @@ func TestCopyCaseJ(t *testing.T) {
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var err error
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+ // first to create an empty dir
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+ if err = os.MkdirAll(dstDir, os.FileMode(0755)); err != nil {
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+ t.Fatalf("unable to make dstDir: %s", err)
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+ }
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+
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if err = testCopyHelper(t, srcDir, dstDir); err != nil {
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t.Fatalf("unexpected error %T: %s", err, err)
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}
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@@ -623,3 +919,56 @@ func TestCopyCaseJ(t *testing.T) {
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t.Fatal(err)
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}
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}
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+
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+// J. Symbol link following version:
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+// SRC specifies a directory's contents only and DST exists as a directory.
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+// This should copy the contents of the SRC directory (but not the directory
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+// itself) into the DST directory. Ensure this works whether DST has a
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+// trailing path separator or not.
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+func TestCopyCaseJFSym(t *testing.T) {
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+ tmpDirA, tmpDirB := getTestTempDirs(t)
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+ defer removeAllPaths(tmpDirA, tmpDirB)
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+
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+ // Load A and B with some sample files and directories.
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+ createSampleDir(t, tmpDirA)
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+ createSampleDir(t, tmpDirB)
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+
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+ srcDir := joinTrailingSep(tmpDirA, "dirSymlink") + "."
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+ linkTarget := filepath.Join(tmpDirA, "dir1")
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+ dstDir := filepath.Join(tmpDirB, "dir5")
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+
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+ var err error
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+
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+ // first to create an empty dir
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+ if err = os.MkdirAll(dstDir, os.FileMode(0755)); err != nil {
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+ t.Fatalf("unable to make dstDir: %s", err)
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+ }
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+
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+ if err = testCopyHelperFSym(t, srcDir, dstDir); err != nil {
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+ t.Fatalf("unexpected error %T: %s", err, err)
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+ }
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+
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+ if err = dirContentsEqual(t, dstDir, linkTarget); err != nil {
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+ t.Fatal(err)
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+ }
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+
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+ // Now try again but using a trailing path separator for dstDir.
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+
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+ if err = os.RemoveAll(dstDir); err != nil {
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+ t.Fatalf("unable to remove dstDir: %s", err)
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+ }
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+
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+ if err = os.MkdirAll(dstDir, os.FileMode(0755)); err != nil {
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+ t.Fatalf("unable to make dstDir: %s", err)
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+ }
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+
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+ dstDir = joinTrailingSep(tmpDirB, "dir5")
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+
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+ if err = testCopyHelperFSym(t, srcDir, dstDir); err != nil {
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+ t.Fatalf("unexpected error %T: %s", err, err)
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+ }
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+
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+ if err = dirContentsEqual(t, dstDir, linkTarget); err != nil {
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+ t.Fatal(err)
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+ }
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+}
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Zhang Wei