| // Copyright 2019 CUE 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 file |
| |
| import ( |
| "fmt" |
| "io/ioutil" |
| "os" |
| "path/filepath" |
| "reflect" |
| "testing" |
| |
| "cuelang.org/go/cue" |
| "cuelang.org/go/cue/parser" |
| "cuelang.org/go/internal" |
| "cuelang.org/go/internal/task" |
| ) |
| |
| func parse(t *testing.T, kind, expr string) cue.Value { |
| t.Helper() |
| |
| x, err := parser.ParseExpr("test", expr) |
| if err != nil { |
| t.Fatal(err) |
| } |
| var r cue.Runtime |
| i, err := r.CompileExpr(x) |
| if err != nil { |
| t.Fatal(err) |
| } |
| return internal.UnifyBuiltin(i.Value(), kind).(cue.Value) |
| } |
| func TestRead(t *testing.T) { |
| v := parse(t, "tool/file.Read", `{filename: "testdata/input.foo"}`) |
| got, err := (*cmdRead).Run(nil, &task.Context{Obj: v}) |
| if err != nil { |
| t.Fatal(err) |
| } |
| want := map[string]interface{}{"contents": []byte("This is a test.")} |
| if !reflect.DeepEqual(got, want) { |
| t.Errorf("got %v; want %v", got, want) |
| } |
| |
| v = parse(t, "tool/file.Read", `{ |
| filename: "testdata/input.foo" |
| contents: string |
| }`) |
| got, err = (*cmdRead).Run(nil, &task.Context{Obj: v}) |
| if err != nil { |
| t.Fatal(err) |
| } |
| want = map[string]interface{}{"contents": "This is a test."} |
| if !reflect.DeepEqual(got, want) { |
| t.Errorf("got %v; want %v", got, want) |
| } |
| } |
| |
| func TestAppend(t *testing.T) { |
| f, err := ioutil.TempFile("", "filetest") |
| if err != nil { |
| t.Fatal(err) |
| } |
| name := f.Name() |
| defer os.Remove(name) |
| f.Close() |
| name = filepath.ToSlash(name) |
| |
| v := parse(t, "tool/file.Append", fmt.Sprintf(`{ |
| filename: "%s" |
| contents: "This is a test." |
| }`, name)) |
| _, err = (*cmdAppend).Run(nil, &task.Context{Obj: v}) |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| b, err := ioutil.ReadFile(name) |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| if got, want := string(b), "This is a test."; got != want { |
| t.Errorf("got %v; want %v", got, want) |
| } |
| } |
| |
| func TestCreate(t *testing.T) { |
| f, err := ioutil.TempFile("", "filetest") |
| if err != nil { |
| t.Fatal(err) |
| } |
| name := f.Name() |
| defer os.Remove(name) |
| f.Close() |
| name = filepath.ToSlash(name) |
| |
| v := parse(t, "tool/file.Create", fmt.Sprintf(`{ |
| filename: "%s" |
| contents: "This is a test." |
| }`, name)) |
| _, err = (*cmdCreate).Run(nil, &task.Context{Obj: v}) |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| b, err := ioutil.ReadFile(name) |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| if got, want := string(b), "This is a test."; got != want { |
| t.Errorf("got %v; want %v", got, want) |
| } |
| } |
| |
| func TestGlob(t *testing.T) { |
| v := parse(t, "tool/file.Glob", fmt.Sprintf(`{ |
| glob: "testdata/input.*" |
| }`)) |
| got, err := (*cmdGlob).Run(nil, &task.Context{Obj: v}) |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| if want := []string{"testdata/input.foo"}; !reflect.DeepEqual(got, want) { |
| t.Errorf("got %v; want %v", got, want) |
| } |
| } |