github.com/gofunct/common@v0.0.0-20190131174352-fd058c7fbf22/pkg/temp/temptest/dir_test.go (about) 1 package temptest 2 3 import ( 4 "io" 5 "testing" 6 ) 7 8 func TestFakeDir(t *testing.T) { 9 d := &FakeDir{} 10 11 f, err := d.NewFile("ONE") 12 if err != nil { 13 t.Fatal(err) 14 } 15 16 n, err := io.WriteString(f, "Bonjour!") 17 if n != 8 || err != nil { 18 t.Fatalf( 19 `WriteString(f, "Bonjour!") = (%v, %v), expected (%v, %v)`, 20 n, err, 21 0, nil, 22 ) 23 } 24 if got := d.Files["ONE"].Buffer.String(); got != "Bonjour!" { 25 t.Fatalf(`file content is %q, expected "Bonjour!"`, got) 26 } 27 28 f, err = d.NewFile("ONE") 29 if err == nil { 30 t.Fatal("Same file could be created twice.") 31 } 32 33 err = d.Delete() 34 if err != nil { 35 t.Fatal(err) 36 } 37 38 err = d.Delete() 39 if err == nil { 40 t.Fatal("FakeDir could be deleted twice.") 41 } 42 43 f, err = d.NewFile("TWO") 44 if err == nil { 45 t.Fatal("NewFile could be created in deleted dir") 46 } 47 48 if !d.Deleted { 49 t.Fatal("FakeDir should be deleted.") 50 } 51 }