istio.io/istio@v0.0.0-20240520182934-d79c90f27776/pilot/pkg/model/fuzz_test.go (about)

     1  // Copyright Istio Authors
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package model
    16  
    17  import (
    18  	"testing"
    19  
    20  	"istio.io/istio/pkg/fuzz"
    21  	"istio.io/istio/pkg/test"
    22  	"istio.io/istio/pkg/test/util/assert"
    23  )
    24  
    25  func FuzzDeepCopyService(f *testing.F) {
    26  	fuzzDeepCopy[*Service](f)
    27  }
    28  
    29  func FuzzDeepCopyServiceInstance(f *testing.F) {
    30  	fuzzDeepCopy[*ServiceInstance](f)
    31  }
    32  
    33  func FuzzDeepCopyWorkloadInstance(f *testing.F) {
    34  	fuzzDeepCopy[*WorkloadInstance](f)
    35  }
    36  
    37  func FuzzDeepCopyIstioEndpoint(f *testing.F) {
    38  	fuzzDeepCopy[*IstioEndpoint](f)
    39  }
    40  
    41  type deepCopier[T any] interface {
    42  	DeepCopy() T
    43  }
    44  
    45  func fuzzDeepCopy[T deepCopier[T]](f test.Fuzzer) {
    46  	fuzz.Fuzz(f, func(fg fuzz.Helper) {
    47  		orig := fuzz.Struct[T](fg)
    48  		copied := orig.DeepCopy()
    49  		assert.Equal(fg.T(), orig, copied)
    50  	})
    51  }