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			102 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			102 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
| /*
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| Copyright 2014 The Kubernetes Authors.
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| 
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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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| 
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|     http://www.apache.org/licenses/LICENSE-2.0
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| 
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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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| 
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| package util
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| 
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| import (
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| 	"testing"
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| 
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| 	"k8s.io/kubernetes/pkg/util/diff"
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| )
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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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| 
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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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| 
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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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| 
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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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| 
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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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