101 lines
2.7 KiB
Go
101 lines
2.7 KiB
Go
/*
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Copyright 2014 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package util
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import (
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"testing"
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"k8s.io/apimachinery/pkg/util/diff"
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)
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func TestStringDiff(t *testing.T) {
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diff := diff.StringDiff("aaabb", "aaacc")
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expect := "aaa\n\nA: bb\n\nB: cc\n\n"
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if diff != expect {
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t.Errorf("diff returned %v", diff)
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}
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}
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func TestCompileRegex(t *testing.T) {
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uncompiledRegexes := []string{"endsWithMe$", "^startingWithMe"}
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regexes, err := CompileRegexps(uncompiledRegexes)
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if err != nil {
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t.Errorf("Failed to compile legal regexes: '%v': %v", uncompiledRegexes, err)
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}
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if len(regexes) != len(uncompiledRegexes) {
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t.Errorf("Wrong number of regexes returned: '%v': %v", uncompiledRegexes, regexes)
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}
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if !regexes[0].MatchString("Something that endsWithMe") {
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t.Errorf("Wrong regex returned: '%v': %v", uncompiledRegexes[0], regexes[0])
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}
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if regexes[0].MatchString("Something that doesn't endsWithMe.") {
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t.Errorf("Wrong regex returned: '%v': %v", uncompiledRegexes[0], regexes[0])
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}
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if !regexes[1].MatchString("startingWithMe is very important") {
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t.Errorf("Wrong regex returned: '%v': %v", uncompiledRegexes[1], regexes[1])
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}
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if regexes[1].MatchString("not startingWithMe should fail") {
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t.Errorf("Wrong regex returned: '%v': %v", uncompiledRegexes[1], regexes[1])
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}
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}
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func TestAllPtrFieldsNil(t *testing.T) {
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testCases := []struct {
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obj interface{}
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expected bool
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}{
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{struct{}{}, true},
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{struct{ Foo int }{12345}, true},
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{&struct{ Foo int }{12345}, true},
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{struct{ Foo *int }{nil}, true},
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{&struct{ Foo *int }{nil}, true},
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{struct {
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Foo int
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Bar *int
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}{12345, nil}, true},
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{&struct {
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Foo int
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Bar *int
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}{12345, nil}, true},
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{struct {
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Foo *int
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Bar *int
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}{nil, nil}, true},
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{&struct {
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Foo *int
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Bar *int
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}{nil, nil}, true},
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{struct{ Foo *int }{new(int)}, false},
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{&struct{ Foo *int }{new(int)}, false},
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{struct {
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Foo *int
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Bar *int
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}{nil, new(int)}, false},
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{&struct {
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Foo *int
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Bar *int
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}{nil, new(int)}, false},
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{(*struct{})(nil), true},
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}
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for i, tc := range testCases {
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if AllPtrFieldsNil(tc.obj) != tc.expected {
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t.Errorf("case[%d]: expected %t, got %t", i, tc.expected, !tc.expected)
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}
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}
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}
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