| // Copyright 2019 The LUCI Authors. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package lucicfg |
| |
| import ( |
| "context" |
| "io/ioutil" |
| "os" |
| "path/filepath" |
| "testing" |
| |
| . "github.com/smartystreets/goconvey/convey" |
| ) |
| |
| func TestOutput(t *testing.T) { |
| t.Parallel() |
| |
| ctx := context.Background() |
| |
| Convey("With temp dir", t, func() { |
| tmp, err := ioutil.TempDir("", "lucicfg") |
| So(err, ShouldBeNil) |
| defer os.RemoveAll(tmp) |
| |
| path := func(p string) string { |
| return filepath.Join(tmp, filepath.FromSlash(p)) |
| } |
| |
| read := func(p string) []byte { |
| body, err := ioutil.ReadFile(path(p)) |
| So(err, ShouldBeNil) |
| return body |
| } |
| |
| original := map[string][]byte{ |
| "a.cfg": []byte("a\n"), |
| "subdir/b.cfg": []byte("b\n"), |
| } |
| So(os.Mkdir(path("subdir"), 0700), ShouldBeNil) |
| for k, v := range original { |
| So(ioutil.WriteFile(path(k), v, 0600), ShouldBeNil) |
| } |
| |
| Convey("Writing", func() { |
| cs := Output{ |
| "a": []byte("111"), |
| "dir/a": []byte("222"), |
| } |
| changed, unchanged, err := cs.Write(tmp) |
| So(changed, ShouldResemble, []string{"a", "dir/a"}) |
| So(unchanged, ShouldHaveLength, 0) |
| So(err, ShouldBeNil) |
| |
| So(read("a"), ShouldResemble, []byte("111")) |
| So(read("dir/a"), ShouldResemble, []byte("222")) |
| |
| cs["a"] = []byte("333") |
| changed, unchanged, err = cs.Write(tmp) |
| So(changed, ShouldResemble, []string{"a"}) |
| So(unchanged, ShouldResemble, []string{"dir/a"}) |
| So(err, ShouldBeNil) |
| |
| So(read("a"), ShouldResemble, []byte("333")) |
| }) |
| |
| Convey("DiscardChangesToUntracked", func() { |
| generated := func() Output { |
| return Output{ |
| "a.cfg": []byte("new a\n"), |
| "subdir/b.cfg": []byte("new b\n"), |
| } |
| } |
| |
| Convey("No untracked", func() { |
| cs := generated() |
| So(cs.DiscardChangesToUntracked(ctx, []string{"**/*"}, "-"), ShouldBeNil) |
| So(cs, ShouldResemble, generated()) |
| }) |
| |
| Convey("Untracked files are restored from disk", func() { |
| cs := generated() |
| So(cs.DiscardChangesToUntracked(ctx, []string{"!*/b.cfg"}, tmp), ShouldBeNil) |
| So(cs, ShouldResemble, Output{ |
| "a.cfg": generated()["a.cfg"], |
| "subdir/b.cfg": original["subdir/b.cfg"], |
| }) |
| }) |
| |
| Convey("Untracked files are discarded when dumping to stdout", func() { |
| cs := generated() |
| So(cs.DiscardChangesToUntracked(ctx, []string{"!*/b.cfg"}, "-"), ShouldBeNil) |
| So(cs, ShouldResemble, Output{ |
| "a.cfg": generated()["a.cfg"], |
| }) |
| }) |
| |
| Convey("Untracked files are discarded if don't exist on disk", func() { |
| cs := Output{"c.cfg": []byte("generated")} |
| So(cs.DiscardChangesToUntracked(ctx, []string{"!c.cfg"}, tmp), ShouldBeNil) |
| So(cs, ShouldResemble, Output{}) |
| }) |
| }) |
| }) |
| |
| Convey("Digests", t, func() { |
| cs := Output{"a": nil, "b": []byte("123")} |
| So(cs.Digests(), ShouldResemble, map[string]string{ |
| "a": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855", |
| "b": "a665a45920422f9d417e4867efdc4fb8a04a1f3fff1fa07e998e86f7f7a27ae3", |
| }) |
| }) |
| } |