| // Go support for Protocol Buffers - Google's data interchange format |
| // |
| // Copyright 2017 The Go Authors. All rights reserved. |
| // https://github.com/golang/protobuf |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following disclaimer |
| // in the documentation and/or other materials provided with the |
| // distribution. |
| // * Neither the name of Google Inc. nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| package remap |
| |
| import ( |
| "go/format" |
| "testing" |
| ) |
| |
| func TestErrors(t *testing.T) { |
| tests := []struct { |
| in, out string |
| }{ |
| {"", "x"}, |
| {"x", ""}, |
| {"var x int = 5\n", "var x = 5\n"}, |
| {"these are \"one\" thing", "those are 'another' thing"}, |
| } |
| for _, test := range tests { |
| m, err := Compute([]byte(test.in), []byte(test.out)) |
| if err != nil { |
| t.Logf("Got expected error: %v", err) |
| continue |
| } |
| t.Errorf("Compute(%q, %q): got %+v, wanted error", test.in, test.out, m) |
| } |
| } |
| |
| func TestMatching(t *testing.T) { |
| // The input is a source text that will be rearranged by the formatter. |
| const input = `package foo |
| var s int |
| func main(){} |
| ` |
| |
| output, err := format.Source([]byte(input)) |
| if err != nil { |
| t.Fatalf("Formatting failed: %v", err) |
| } |
| m, err := Compute([]byte(input), output) |
| if err != nil { |
| t.Fatalf("Unexpected error: %v", err) |
| } |
| |
| // Verify that the mapped locations have the same text. |
| for key, val := range m { |
| want := input[key.Pos:key.End] |
| got := string(output[val.Pos:val.End]) |
| if got != want { |
| t.Errorf("Token at %d:%d: got %q, want %q", key.Pos, key.End, got, want) |
| } |
| } |
| } |