minio/cmd/xl-v1-utils_test.go
2016-09-13 21:18:30 -07:00

96 lines
3.3 KiB
Go

/*
* Minio Cloud Storage, (C) 2015, 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 cmd
import (
"reflect"
"testing"
)
// Test for reduceErrs, reduceErr reduces collection
// of errors into a single maximal error with in the list.
func TestReduceErrs(t *testing.T) {
// List all of all test cases to validate various cases of reduce errors.
testCases := []struct {
errs []error
ignoredErrs []error
err error
}{
// Validate if have reduced properly.
{[]error{
errDiskNotFound,
errDiskNotFound,
errDiskFull,
}, []error{}, errDiskNotFound},
// Validate if have no consensus.
{[]error{
errDiskFull,
errDiskNotFound,
nil, nil,
}, []error{}, nil},
// Validate if have consensus and errors ignored.
{[]error{
errVolumeNotFound,
errVolumeNotFound,
errVolumeNotFound,
errDiskNotFound,
errDiskNotFound,
}, []error{errDiskNotFound}, errVolumeNotFound},
{[]error{}, []error{}, nil},
}
// Validates list of all the testcases for returning valid errors.
for i, testCase := range testCases {
gotErr := reduceErrs(testCase.errs, testCase.ignoredErrs)
if errorCause(gotErr) != testCase.err {
t.Errorf("Test %d : expected %s, got %s", i+1, testCase.err, gotErr)
}
}
}
// TestHashOrder - test order of ints in array
func TestHashOrder(t *testing.T) {
testCases := []struct {
objectName string
hashedOrder []int
}{
// cases which should pass the test.
// passing in valid object name.
{"object", []int{15, 16, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}},
{"The Shining Script <v1>.pdf", []int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16}},
{"Cost Benefit Analysis (2009-2010).pptx", []int{15, 16, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}},
{"117Gn8rfHL2ACARPAhaFd0AGzic9pUbIA/5OCn5A", []int{3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 1, 2}},
{"SHØRT", []int{11, 12, 13, 14, 15, 16, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10}},
{"There are far too many object names, and far too few bucket names!", []int{15, 16, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}},
{"a/b/c/", []int{3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 1, 2}},
{"/a/b/c", []int{7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 1, 2, 3, 4, 5, 6}},
{string([]byte{0xff, 0xfe, 0xfd}), []int{15, 16, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}},
}
// Tests hashing order to be consistent.
for i, testCase := range testCases {
hashedOrder := hashOrder(testCase.objectName, 16)
if !reflect.DeepEqual(testCase.hashedOrder, hashedOrder) {
t.Errorf("Test case %d: Expected \"%#v\" but failed \"%#v\"", i+1, testCase.hashedOrder, hashedOrder)
}
}
// Tests hashing order to fail for when order is '-1'.
if hashedOrder := hashOrder("This will fail", -1); hashedOrder != nil {
t.Errorf("Test: Expect \"nil\" but failed \"%#v\"", hashedOrder)
}
}