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Copy pathbool-flag_test.go
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137 lines (123 loc) · 4.29 KB
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/*
* Minio Cloud Storage, (C) 2017 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 (
"errors"
"testing"
)
// Test BoolFlag.String()
func TestBoolFlagString(t *testing.T) {
var bf BoolFlag
testCases := []struct {
flag BoolFlag
expectedResult string
}{
{bf, "off"},
{BoolFlag(true), "on"},
{BoolFlag(false), "off"},
}
for _, testCase := range testCases {
str := testCase.flag.String()
if testCase.expectedResult != str {
t.Fatalf("expected: %v, got: %v", testCase.expectedResult, str)
}
}
}
// Test BoolFlag.MarshalJSON()
func TestBoolFlagMarshalJSON(t *testing.T) {
var bf BoolFlag
testCases := []struct {
flag BoolFlag
expectedResult string
}{
{bf, `"off"`},
{BoolFlag(true), `"on"`},
{BoolFlag(false), `"off"`},
}
for _, testCase := range testCases {
data, _ := testCase.flag.MarshalJSON()
if testCase.expectedResult != string(data) {
t.Fatalf("expected: %v, got: %v", testCase.expectedResult, string(data))
}
}
}
// Test BoolFlag.UnmarshalJSON()
func TestBoolFlagUnmarshalJSON(t *testing.T) {
testCases := []struct {
data []byte
expectedResult BoolFlag
expectedErr error
}{
{[]byte(`{}`), BoolFlag(false), errors.New("json: cannot unmarshal object into Go value of type string")},
{[]byte(`["on"]`), BoolFlag(false), errors.New("json: cannot unmarshal array into Go value of type string")},
{[]byte(`"junk"`), BoolFlag(false), errors.New("invalid value ‘junk’ for BoolFlag")},
{[]byte(`"true"`), BoolFlag(false), errors.New("invalid value ‘true’ for BoolFlag")},
{[]byte(`"false"`), BoolFlag(false), errors.New("invalid value ‘false’ for BoolFlag")},
{[]byte(`"ON"`), BoolFlag(false), errors.New("invalid value ‘ON’ for BoolFlag")},
{[]byte(`"OFF"`), BoolFlag(false), errors.New("invalid value ‘OFF’ for BoolFlag")},
{[]byte(`""`), BoolFlag(true), nil},
{[]byte(`"on"`), BoolFlag(true), nil},
{[]byte(`"off"`), BoolFlag(false), nil},
}
for _, testCase := range testCases {
var flag BoolFlag
err := (&flag).UnmarshalJSON(testCase.data)
if testCase.expectedErr == nil {
if err != nil {
t.Fatalf("error: expected = <nil>, got = %v", err)
}
} else if err == nil {
t.Fatalf("error: expected = %v, got = <nil>", testCase.expectedErr)
} else if testCase.expectedErr.Error() != err.Error() {
t.Fatalf("error: expected = %v, got = %v", testCase.expectedErr, err)
}
if err == nil && testCase.expectedResult != flag {
t.Fatalf("result: expected: %v, got: %v", testCase.expectedResult, flag)
}
}
}
// Test ParseBoolFlag()
func TestParseBoolFlag(t *testing.T) {
testCases := []struct {
flagStr string
expectedResult BoolFlag
expectedErr error
}{
{"", BoolFlag(false), errors.New("invalid value ‘’ for BoolFlag")},
{"junk", BoolFlag(false), errors.New("invalid value ‘junk’ for BoolFlag")},
{"true", BoolFlag(false), errors.New("invalid value ‘true’ for BoolFlag")},
{"false", BoolFlag(false), errors.New("invalid value ‘false’ for BoolFlag")},
{"ON", BoolFlag(false), errors.New("invalid value ‘ON’ for BoolFlag")},
{"OFF", BoolFlag(false), errors.New("invalid value ‘OFF’ for BoolFlag")},
{"on", BoolFlag(true), nil},
{"off", BoolFlag(false), nil},
}
for _, testCase := range testCases {
bf, err := ParseBoolFlag(testCase.flagStr)
if testCase.expectedErr == nil {
if err != nil {
t.Fatalf("error: expected = <nil>, got = %v", err)
}
} else if err == nil {
t.Fatalf("error: expected = %v, got = <nil>", testCase.expectedErr)
} else if testCase.expectedErr.Error() != err.Error() {
t.Fatalf("error: expected = %v, got = %v", testCase.expectedErr, err)
}
if err == nil && testCase.expectedResult != bf {
t.Fatalf("result: expected: %v, got: %v", testCase.expectedResult, bf)
}
}
}