--- /dev/null
+// Copyright 2020 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.
+
+// +build windows
+
+package span_test
+
+import (
+ "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 TestURIFromPath(t *testing.T) {
+ for _, test := range []struct {
+ path, wantFile string
+ wantURI span.URI
+ }{
+ {
+ path: ``,
+ wantFile: ``,
+ wantURI: span.URI(""),
+ },
+ {
+ path: `C:\Windows\System32`,
+ wantFile: `C:\Windows\System32`,
+ wantURI: span.URI("file:///C:/Windows/System32"),
+ },
+ {
+ path: `C:\Go\src\bob.go`,
+ wantFile: `C:\Go\src\bob.go`,
+ wantURI: span.URI("file:///C:/Go/src/bob.go"),
+ },
+ {
+ path: `c:\Go\src\bob.go`,
+ wantFile: `C:\Go\src\bob.go`,
+ wantURI: span.URI("file:///C:/Go/src/bob.go"),
+ },
+ {
+ path: `\path\to\dir`,
+ wantFile: `C:\path\to\dir`,
+ wantURI: span.URI("file:///C:/path/to/dir"),
+ },
+ {
+ path: `\a\b\c\src\bob.go`,
+ wantFile: `C:\a\b\c\src\bob.go`,
+ wantURI: span.URI("file:///C:/a/b/c/src/bob.go"),
+ },
+ {
+ path: `c:\Go\src\bob george\george\george.go`,
+ wantFile: `C:\Go\src\bob george\george\george.go`,
+ wantURI: span.URI("file:///C:/Go/src/bob%20george/george/george.go"),
+ },
+ } {
+ got := span.URIFromPath(test.path)
+ if got != test.wantURI {
+ t.Errorf("URIFromPath(%q): got %q, expected %q", test.path, got, test.wantURI)
+ }
+ gotFilename := got.Filename()
+ if gotFilename != test.wantFile {
+ t.Errorf("Filename(%q): got %q, expected %q", got, gotFilename, test.wantFile)
+ }
+ }
+}
+
+func TestURIFromURI(t *testing.T) {
+ for _, test := range []struct {
+ inputURI, wantFile string
+ wantURI span.URI
+ }{
+ {
+ inputURI: `file:///c:/Go/src/bob%20george/george/george.go`,
+ wantFile: `C:\Go\src\bob george\george\george.go`,
+ wantURI: span.URI("file:///C:/Go/src/bob%20george/george/george.go"),
+ },
+ {
+ inputURI: `file:///C%3A/Go/src/bob%20george/george/george.go`,
+ wantFile: `C:\Go\src\bob george\george\george.go`,
+ wantURI: span.URI("file:///C:/Go/src/bob%20george/george/george.go"),
+ },
+ {
+ inputURI: `file:///c:/path/to/%25p%25ercent%25/per%25cent.go`,
+ wantFile: `C:\path\to\%p%ercent%\per%cent.go`,
+ wantURI: span.URI(`file:///C:/path/to/%25p%25ercent%25/per%25cent.go`),
+ },
+ {
+ inputURI: `file:///C%3A/`,
+ wantFile: `C:\`,
+ wantURI: span.URI(`file:///C:/`),
+ },
+ {
+ inputURI: `file:///`,
+ wantFile: `\`,
+ wantURI: span.URI(`file:///`),
+ },
+ } {
+ got := span.URIFromURI(test.inputURI)
+ if got != test.wantURI {
+ t.Errorf("NewURI(%q): got %q, expected %q", test.inputURI, got, test.wantURI)
+ }
+ gotFilename := got.Filename()
+ if gotFilename != test.wantFile {
+ t.Errorf("Filename(%q): got %q, expected %q", got, gotFilename, test.wantFile)
+ }
+ }
+}