diff options
Diffstat (limited to 'src/os/path_windows_test.go')
| -rw-r--r-- | src/os/path_windows_test.go | 37 |
1 files changed, 27 insertions, 10 deletions
diff --git a/src/os/path_windows_test.go b/src/os/path_windows_test.go index 8fd515728e..cce0bdd522 100644 --- a/src/os/path_windows_test.go +++ b/src/os/path_windows_test.go @@ -6,23 +6,40 @@ 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 }{ - {`C:\foo.txt`, `\\?\C:\foo.txt`}, - {`C:/foo.txt`, `\\?\C:\foo.txt`}, - {`C:\foo\\bar\.\baz\\`, `\\?\C:\foo\bar\baz`}, - {`C:\`, `\\?\C:\`}, // drives must have a trailing slash + // 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`}, - {`foo.txt`, `foo.txt`}, - {`C:foo.txt`, `C:foo.txt`}, - {`c:\foo\..\bar\baz`, `c:\foo\..\bar\baz`}, - {`\\?\c:\windows\foo.txt`, `\\?\c:\windows\foo.txt`}, - {`\\?\c:\windows/foo.txt`, `\\?\c:\windows/foo.txt`}, + {`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`}, } { - if got := os.FixLongPath(test.in); got != test.want { + 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) } } |