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minio/posix_test.go

117 lines
3.0 KiB

/*
* Minio Cloud Storage, (C) 2016 Minio, Inc.
*
* 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 main
import (
"io/ioutil"
"os"
"testing"
)
// Tests posix.getDiskInfo()
func TestGetDiskInfo(t *testing.T) {
path, err := ioutil.TempDir(os.TempDir(), "minio-")
if err != nil {
t.Fatalf("Unable to create a temporary directory, %s", err)
}
defer removeAll(path)
testCases := []struct {
diskPath string
expectedErr error
}{
{path, nil},
{"/nonexistent-dir", errDiskNotFound},
}
// Check test cases.
for _, testCase := range testCases {
if _, err := getDiskInfo(testCase.diskPath); err != testCase.expectedErr {
t.Fatalf("expected: %s, got: %s", testCase.expectedErr, err)
}
}
}
// Tests the functionality implemented by ReadAll storage API.
func TestReadAll(t *testing.T) {
path, err := ioutil.TempDir(os.TempDir(), "minio-")
if err != nil {
t.Fatalf("Unable to create a temporary directory, %s", err)
}
defer removeAll(path)
// Initialize posix storage layer.
posix, err := newPosix(path)
if err != nil {
t.Fatalf("Unable to initialize posix, %s", err)
}
// Create files for the test cases.
if err = posix.MakeVol("exists"); err != nil {
t.Fatalf("Unable to create a volume \"exists\", %s", err)
}
if err = posix.AppendFile("exists", "as-directory/as-file", []byte("Hello, World")); err != nil {
t.Fatalf("Unable to create a file \"as-directory/as-file\", %s", err)
}
if err = posix.AppendFile("exists", "as-file", []byte("Hello, World")); err != nil {
t.Fatalf("Unable to create a file \"as-file\", %s", err)
}
// Testcases to validate different conditions for ReadAll API.
testCases := []struct {
volume string
path string
err error
}{
// Validate volume does not exist.
{
"i-dont-exist",
"",
errVolumeNotFound,
},
// Validate bad condition file does not exist.
{
"exists",
"as-file-not-found",
errFileNotFound,
},
// Validate bad condition file exists as prefix/directory and
// we are attempting to read it.
{
"exists",
"as-directory",
errFileNotFound,
},
// Validate the good condition file exists and we are able to
// read it.
{
"exists",
"as-file",
nil,
},
// Add more cases here.
}
// Run through all the test cases and validate for ReadAll.
for i, testCase := range testCases {
_, err = posix.ReadAll(testCase.volume, testCase.path)
if err != testCase.err {
t.Errorf("Test %d expected err %s, got err %s", i+1, testCase.err, err)
}
}
}