selector_test.go

Documentation: github.com/chaos-mesh/chaos-mesh/pkg/selector/generic/namespace

     1  // Copyright 2021 Chaos Mesh 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  
    16  package namespace
    17  
    18  import (
    19  	"testing"
    20  
    21  	. "github.com/onsi/gomega"
    22  	v1 "k8s.io/api/core/v1"
    23  
    24  	"github.com/chaos-mesh/chaos-mesh/api/v1alpha1"
    25  	"github.com/chaos-mesh/chaos-mesh/pkg/selector/generic"
    26  	. "github.com/chaos-mesh/chaos-mesh/pkg/testutils"
    27  )
    28  
    29  func TestMatch(t *testing.T) {
    30  	g := NewGomegaWithT(t)
    31  
    32  	pods := []v1.Pod{
    33  		NewPod(PodArg{Name: "p1", Namespace: "n1"}),
    34  		NewPod(PodArg{Name: "p2", Namespace: "n2"}),
    35  		NewPod(PodArg{Name: "p4", Namespace: "n4"}),
    36  	}
    37  
    38  	option := generic.Option{
    39  		ClusterScoped:         true,
    40  		TargetNamespace:       "",
    41  		EnableFilterNamespace: false,
    42  	}
    43  
    44  	n2Selector, err := New(v1alpha1.GenericSelectorSpec{Namespaces: []string{"n2"}}, option)
    45  	g.Expect(err).ShouldNot(HaveOccurred())
    46  
    47  	emptySelector, err := New(v1alpha1.GenericSelectorSpec{}, option)
    48  	g.Expect(err).ShouldNot(HaveOccurred())
    49  
    50  	n2AndN3Selector, err := New(v1alpha1.GenericSelectorSpec{Namespaces: []string{"n2", "n3"}}, option)
    51  	g.Expect(err).ShouldNot(HaveOccurred())
    52  
    53  	n2AndN4Selector, err := New(v1alpha1.GenericSelectorSpec{Namespaces: []string{"n2", "n4"}}, option)
    54  	g.Expect(err).ShouldNot(HaveOccurred())
    55  
    56  	tcs := []struct {
    57  		name     string
    58  		pod      v1.Pod
    59  		selector generic.Selector
    60  		match    bool
    61  	}{
    62  		{
    63  			name:     "filter n2, exist n2 namespace",
    64  			pod:      pods[1],
    65  			selector: n2Selector,
    66  			match:    true,
    67  		}, {
    68  			name:     "filter n2, not exist n2 namespace",
    69  			pod:      pods[0],
    70  			selector: n2Selector,
    71  			match:    false,
    72  		}, {
    73  			name:     "empty filter",
    74  			pod:      pods[0],
    75  			selector: emptySelector,
    76  			match:    true,
    77  		}, {
    78  			name:     "filter n2 and n3, exist n2 namespace",
    79  			pod:      pods[1],
    80  			selector: n2AndN3Selector,
    81  			match:    true,
    82  		}, {
    83  			name:     "filter n2 and n3, not exist n2 namespace",
    84  			pod:      pods[0],
    85  			selector: n2AndN3Selector,
    86  			match:    false,
    87  		}, {
    88  			name:     "filter n2 and n4, exist n2 namespace",
    89  			pod:      pods[1],
    90  			selector: n2AndN4Selector,
    91  			match:    true,
    92  		}, {
    93  			name:     "filter n2 and n4, exist n4 namespace",
    94  			pod:      pods[2],
    95  			selector: n2AndN4Selector,
    96  			match:    true,
    97  		}, {
    98  			name:     "filter n2 and n4, not exist n2 namespace",
    99  			pod:      pods[0],
   100  			selector: n2AndN4Selector,
   101  			match:    false,
   102  		},
   103  	}
   104  
   105  	for _, tc := range tcs {
   106  		g.Expect(tc.selector.Match(&tc.pod)).To(Equal(tc.match), tc.name)
   107  	}
   108  }
   109