| 1 | // Copyright 2015 The Go Authors. All rights reserved. |
|---|---|
| 2 | // Use of this source code is governed by a BSD-style |
| 3 | // license that can be found in the LICENSE file. |
| 4 | |
| 5 | package buildutil_test |
| 6 | |
| 7 | import ( |
| 8 | "fmt" |
| 9 | "go/build" |
| 10 | "path/filepath" |
| 11 | "runtime" |
| 12 | "strings" |
| 13 | "testing" |
| 14 | |
| 15 | "golang.org/x/tools/go/buildutil" |
| 16 | ) |
| 17 | |
| 18 | func testContainingPackageCaseFold(file, want string) error { |
| 19 | bp, err := buildutil.ContainingPackage(&build.Default, ".", file) |
| 20 | if err != nil { |
| 21 | return err |
| 22 | } |
| 23 | if got := bp.ImportPath; got != want { |
| 24 | return fmt.Errorf("ContainingPackage(%q) = %s, want %s", file, got, want) |
| 25 | } |
| 26 | return nil |
| 27 | } |
| 28 | |
| 29 | func TestContainingPackageCaseFold(t *testing.T) { |
| 30 | path := filepath.Join(runtime.GOROOT(), `src\fmt\print.go`) |
| 31 | err := testContainingPackageCaseFold(path, "fmt") |
| 32 | if err != nil { |
| 33 | t.Error(err) |
| 34 | } |
| 35 | vol := filepath.VolumeName(path) |
| 36 | if len(vol) != 2 || vol[1] != ':' { |
| 37 | t.Fatalf("GOROOT path has unexpected volume name: %v", vol) |
| 38 | } |
| 39 | rest := path[len(vol):] |
| 40 | err = testContainingPackageCaseFold(strings.ToUpper(vol)+rest, "fmt") |
| 41 | if err != nil { |
| 42 | t.Error(err) |
| 43 | } |
| 44 | err = testContainingPackageCaseFold(strings.ToLower(vol)+rest, "fmt") |
| 45 | if err != nil { |
| 46 | t.Error(err) |
| 47 | } |
| 48 | } |
| 49 |
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