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Merge pull request #3 from gostaticanalysis/add-fs
Add WriteFilesFS
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,64 @@ | ||
| package testutil_test | ||
|
|
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| import ( | ||
| "os" | ||
| "path" | ||
| "testing" | ||
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| "github.com/google/go-cmp/cmp" | ||
| "github.com/gostaticanalysis/testutil" | ||
| "github.com/josharian/txtarfs" | ||
| "golang.org/x/tools/txtar" | ||
| ) | ||
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| func TestWriteFilesFS(t *testing.T) { | ||
| t.Parallel() | ||
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| cases := map[string]struct { | ||
| files string | ||
| fatal bool | ||
| }{ | ||
| "single": {"-- a.txt --\nhello", false}, | ||
| "multi": {"-- a.txt --\nhello\n-- b.txt --\ngophers", false}, | ||
| "nested": {"-- a.txt --\nhello\n-- b/b.txt --\ngophers", false}, | ||
| } | ||
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| for name, tt := range cases { | ||
| tt := tt | ||
| t.Run(name, func(t *testing.T) { | ||
| var mt MockT | ||
| a := txtar.Parse([]byte(tt.files)) | ||
| fsys := txtarfs.As(a) | ||
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| dir := testutil.WriteFilesFS(&mt, fsys) | ||
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| switch { | ||
| case tt.fatal && !mt.IsFatal: | ||
| t.Fatal("expected fatal does not occur") | ||
| case !tt.fatal && mt.IsFatal: | ||
| t.Fatal("unexpected fatal") | ||
| } | ||
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| gotA, err := txtarfs.From(os.DirFS(dir)) | ||
| if err != nil { | ||
| t.Fatal("unexpected error:", err) | ||
| } | ||
| got := string(txtar.Format(gotA)) | ||
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| wantA := &txtar.Archive{ | ||
| Files: make([]txtar.File, len(a.Files)), | ||
| } | ||
| for i := range wantA.Files { | ||
| wantA.Files[i] = txtar.File{ | ||
| Name: path.Join("src", a.Files[i].Name), | ||
| Data: a.Files[i].Data, | ||
| } | ||
| } | ||
| want := string(txtar.Format(wantA)) | ||
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| if diff := cmp.Diff(want, got); diff != "" { | ||
| t.Error(diff) | ||
| } | ||
| }) | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,8 @@ | ||
| package testutil | ||
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| type TestingT interface { | ||
| Cleanup(func()) | ||
| Errorf(format string, args ...interface{}) | ||
| Fatalf(format string, args ...interface{}) | ||
| Helper() | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,15 @@ | ||
| package testutil_test | ||
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| import "github.com/gostaticanalysis/testutil" | ||
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| type MockT struct { | ||
| IsErr bool | ||
| IsFatal bool | ||
| } | ||
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| func (t *MockT) Cleanup(_ func()) {} | ||
| func (t *MockT) Errorf(_ string, _ ...interface{}) { t.IsErr = true } | ||
| func (t *MockT) Fatalf(_ string, _ ...interface{}) { t.IsFatal = true } | ||
| func (t *MockT) Helper() {} | ||
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| var _ testutil.TestingT = (*MockT)(nil) |