forked from mirror/afero
113 lines
3.0 KiB
Go
113 lines
3.0 KiB
Go
// ©2015 The Go Authors
|
|
// Copyright ©2015 Steve Francia <spf@spf13.com>
|
|
//
|
|
// 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 afero
|
|
|
|
import "testing"
|
|
|
|
func checkSizePath(t *testing.T, path string, size int64) {
|
|
dir, err := testFS.Stat(path)
|
|
if err != nil {
|
|
t.Fatalf("Stat %q (looking for size %d): %s", path, size, err)
|
|
}
|
|
if dir.Size() != size {
|
|
t.Errorf("Stat %q: size %d want %d", path, dir.Size(), size)
|
|
}
|
|
}
|
|
|
|
func TestReadFile(t *testing.T) {
|
|
testFS = &MemMapFs{}
|
|
fsutil := &Afero{fs: testFS}
|
|
|
|
testFS.Create("this_exists.go")
|
|
filename := "rumpelstilzchen"
|
|
contents, err := fsutil.ReadFile(filename)
|
|
if err == nil {
|
|
t.Fatalf("ReadFile %s: error expected, none found", filename)
|
|
}
|
|
|
|
filename = "this_exists.go"
|
|
contents, err = fsutil.ReadFile(filename)
|
|
if err != nil {
|
|
t.Fatalf("ReadFile %s: %v", filename, err)
|
|
}
|
|
|
|
checkSizePath(t, filename, int64(len(contents)))
|
|
}
|
|
|
|
func TestWriteFile(t *testing.T) {
|
|
testFS = &MemMapFs{}
|
|
fsutil := &Afero{fs: testFS}
|
|
f, err := fsutil.TempFile("", "ioutil-test")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
filename := f.Name()
|
|
data := "Programming today is a race between software engineers striving to " +
|
|
"build bigger and better idiot-proof programs, and the Universe trying " +
|
|
"to produce bigger and better idiots. So far, the Universe is winning."
|
|
|
|
if err := fsutil.WriteFile(filename, []byte(data), 0644); err != nil {
|
|
t.Fatalf("WriteFile %s: %v", filename, err)
|
|
}
|
|
|
|
contents, err := fsutil.ReadFile(filename)
|
|
if err != nil {
|
|
t.Fatalf("ReadFile %s: %v", filename, err)
|
|
}
|
|
|
|
if string(contents) != data {
|
|
t.Fatalf("contents = %q\nexpected = %q", string(contents), data)
|
|
}
|
|
|
|
// cleanup
|
|
f.Close()
|
|
testFS.Remove(filename) // ignore error
|
|
}
|
|
|
|
func TestReadDir(t *testing.T) {
|
|
testFS = &MemMapFs{}
|
|
testFS.Mkdir("/i-am-a-dir", 0777)
|
|
testFS.Create("/this_exists.go")
|
|
dirname := "rumpelstilzchen"
|
|
_, err := ReadDir(testFS, dirname)
|
|
if err == nil {
|
|
t.Fatalf("ReadDir %s: error expected, none found", dirname)
|
|
}
|
|
|
|
dirname = ".."
|
|
list, err := ReadDir(testFS, dirname)
|
|
if err != nil {
|
|
t.Fatalf("ReadDir %s: %v", dirname, err)
|
|
}
|
|
|
|
foundFile := false
|
|
foundSubDir := false
|
|
for _, dir := range list {
|
|
switch {
|
|
case !dir.IsDir() && dir.Name() == "this_exists.go":
|
|
foundFile = true
|
|
case dir.IsDir() && dir.Name() == "i-am-a-dir":
|
|
foundSubDir = true
|
|
}
|
|
}
|
|
if !foundFile {
|
|
t.Fatalf("ReadDir %s: this_exists.go file not found", dirname)
|
|
}
|
|
if !foundSubDir {
|
|
t.Fatalf("ReadDir %s: i-am-a-dir directory not found", dirname)
|
|
}
|
|
}
|