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Diffstat (limited to 'libgo/go/os/path_windows_test.go')
-rw-r--r-- | libgo/go/os/path_windows_test.go | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/libgo/go/os/path_windows_test.go b/libgo/go/os/path_windows_test.go new file mode 100644 index 0000000..cce0bdd --- /dev/null +++ b/libgo/go/os/path_windows_test.go @@ -0,0 +1,46 @@ +// Copyright 2016 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 os_test + +import ( + "os" + "strings" + "testing" +) + +func TestFixLongPath(t *testing.T) { + // 248 is long enough to trigger the longer-than-248 checks in + // fixLongPath, but short enough not to make a path component + // longer than 255, which is illegal on Windows. (which + // doesn't really matter anyway, since this is purely a string + // function we're testing, and it's not actually being used to + // do a system call) + veryLong := "l" + strings.Repeat("o", 248) + "ng" + for _, test := range []struct{ in, want string }{ + // Short; unchanged: + {`C:\short.txt`, `C:\short.txt`}, + {`C:\`, `C:\`}, + {`C:`, `C:`}, + // The "long" substring is replaced by a looooooong + // string which triggers the rewriting. Except in the + // cases below where it doesn't. + {`C:\long\foo.txt`, `\\?\C:\long\foo.txt`}, + {`C:/long/foo.txt`, `\\?\C:\long\foo.txt`}, + {`C:\long\foo\\bar\.\baz\\`, `\\?\C:\long\foo\bar\baz`}, + {`\\unc\path`, `\\unc\path`}, + {`long.txt`, `long.txt`}, + {`C:long.txt`, `C:long.txt`}, + {`c:\long\..\bar\baz`, `c:\long\..\bar\baz`}, + {`\\?\c:\long\foo.txt`, `\\?\c:\long\foo.txt`}, + {`\\?\c:\long/foo.txt`, `\\?\c:\long/foo.txt`}, + } { + in := strings.Replace(test.in, "long", veryLong, -1) + want := strings.Replace(test.want, "long", veryLong, -1) + if got := os.FixLongPath(in); got != want { + got = strings.Replace(got, veryLong, "long", -1) + t.Errorf("fixLongPath(%q) = %q; want %q", test.in, got, test.want) + } + } +} |