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go/internal/span/uri_test.go
Rebecca Stambler 64a767472a internal/span: handle escaping file URIs
I wasn't sure if we should just manually construct the URI here or use
the URL unescaping function. Let me know which you think is best.

Updates golang/go#34270

Change-Id: Idb48fc2650d39f3e54cac141a70f356c31e303ad
Reviewed-on: https://go-review.googlesource.com/c/tools/+/195618
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-09-16 17:14:20 +00:00

52 lines
1.4 KiB
Go

// Copyright 2019 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 span_test
import (
"path/filepath"
"testing"
"golang.org/x/tools/internal/span"
)
// TestURI tests the conversion between URIs and filenames. The test cases
// include Windows-style URIs and filepaths, but we avoid having OS-specific
// tests by using only forward slashes, assuming that the standard library
// functions filepath.ToSlash and filepath.FromSlash do not need testing.
func TestURI(t *testing.T) {
for _, test := range []string{
``,
`C:/Windows/System32`,
`C:/Go/src/bob.go`,
`c:/Go/src/bob.go`,
`/path/to/dir`,
`/a/b/c/src/bob.go`,
`c:/Go/src/bob george/george/george.go`,
} {
testPath := filepath.FromSlash(test)
expectPath := testPath
if len(test) > 0 && test[0] == '/' {
if abs, err := filepath.Abs(expectPath); err == nil {
expectPath = abs
}
}
expectURI := filepath.ToSlash(expectPath)
if len(expectURI) > 0 {
if expectURI[0] != '/' {
expectURI = "/" + expectURI
}
expectURI = "file://" + expectURI
}
uri := span.FileURI(testPath)
if expectURI != string(uri) {
t.Errorf("ToURI: expected %s, got %s", expectURI, uri)
}
filename := uri.Filename()
if expectPath != filename {
t.Errorf("Filename: expected %s, got %s", expectPath, filename)
}
}
}