| // Copyright 2018 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 static |
| |
| import ( |
| "bytes" |
| "os" |
| "runtime" |
| "strconv" |
| "testing" |
| "unicode" |
| ) |
| |
| func TestStaticIsUpToDate(t *testing.T) { |
| if runtime.GOOS == "android" { |
| t.Skip("files not available on android") |
| } |
| oldBuf, err := os.ReadFile("static.go") |
| if err != nil { |
| t.Errorf("error while reading static.go: %v\n", err) |
| } |
| |
| newBuf, err := Generate() |
| if err != nil { |
| t.Errorf("error while generating static.go: %v\n", err) |
| } |
| |
| if !bytes.Equal(oldBuf, newBuf) { |
| t.Error(`static.go is stale. Run: |
| $ go generate golang.org/x/tools/godoc/static |
| $ git diff |
| to see the differences.`) |
| |
| } |
| } |
| |
| // TestAppendQuote ensures that AppendQuote produces a valid literal. |
| func TestAppendQuote(t *testing.T) { |
| var in, out bytes.Buffer |
| for r := rune(0); r < unicode.MaxRune; r++ { |
| in.WriteRune(r) |
| } |
| appendQuote(&out, in.Bytes()) |
| in2, err := strconv.Unquote(out.String()) |
| if err != nil { |
| t.Fatalf("AppendQuote produced invalid string literal: %v", err) |
| } |
| if got, want := in2, in.String(); got != want { |
| t.Fatal("AppendQuote modified string") // no point printing got/want: huge |
| } |
| } |