valuefuzz_test.go

Documentation: k8s.io/apimachinery/pkg/api/apitesting/fuzzer

     1  /*
     2  Copyright 2017 The Kubernetes Authors.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package fuzzer
    18  
    19  import "testing"
    20  
    21  func TestValueFuzz(t *testing.T) {
    22  	type (
    23  		Y struct {
    24  			I int
    25  			B bool
    26  			F float32
    27  			U uint
    28  		}
    29  		X struct {
    30  			Ptr   *X
    31  			Y     Y
    32  			Map   map[string]int
    33  			Slice []int
    34  		}
    35  	)
    36  
    37  	x := X{
    38  		Ptr:   &X{},
    39  		Map:   map[string]int{"foo": 42},
    40  		Slice: []int{1, 2, 3},
    41  	}
    42  
    43  	p := x.Ptr
    44  	m := x.Map
    45  	s := x.Slice
    46  
    47  	ValueFuzz(x)
    48  
    49  	if x.Ptr.Y.I == 0 {
    50  		t.Errorf("x.Ptr.Y.I should have changed")
    51  	}
    52  
    53  	if x.Map["foo"] == 42 {
    54  		t.Errorf("x.Map[foo] should have changed")
    55  	}
    56  
    57  	if x.Slice[0] == 1 {
    58  		t.Errorf("x.Slice[0] should have changed")
    59  	}
    60  
    61  	if x.Ptr != p {
    62  		t.Errorf("x.Ptr changed")
    63  	}
    64  
    65  	m["foo"] = 7
    66  	if x.Map["foo"] != m["foo"] {
    67  		t.Errorf("x.Map changed")
    68  	}
    69  	s[0] = 7
    70  	if x.Slice[0] != s[0] {
    71  		t.Errorf("x.Slice changed")
    72  	}
    73  }
    74
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