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Source file src/github.com/chaos-mesh/chaos-mesh/pkg/chaosdaemon/netem/utils_test.go

Documentation: github.com/chaos-mesh/chaos-mesh/pkg/chaosdaemon/netem

     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 netem
    17  
    18  import (
    19  	"testing"
    20  
    21  	. "github.com/onsi/gomega"
    22  
    23  	chaosdaemonpb "github.com/chaos-mesh/chaos-mesh/pkg/chaosdaemon/pb"
    24  )
    25  
    26  func TestMergeNetem(t *testing.T) {
    27  	g := NewGomegaWithT(t)
    28  
    29  	cases := []struct {
    30  		a      *chaosdaemonpb.Netem
    31  		b      *chaosdaemonpb.Netem
    32  		merged *chaosdaemonpb.Netem
    33  	}{
    34  		{nil, nil, nil}, // nil, nil -> nil
    35  		{
    36  			// no conflict
    37  			&chaosdaemonpb.Netem{Loss: 25},
    38  			&chaosdaemonpb.Netem{DelayCorr: 90},
    39  			&chaosdaemonpb.Netem{Loss: 25, DelayCorr: 90},
    40  		},
    41  		{
    42  			// pick the max
    43  			&chaosdaemonpb.Netem{Loss: 25, DelayCorr: 100.2},
    44  			&chaosdaemonpb.Netem{DelayCorr: 90},
    45  			&chaosdaemonpb.Netem{Loss: 25, DelayCorr: 100.2},
    46  		},
    47  		{
    48  			&chaosdaemonpb.Netem{Time: 100},
    49  			&chaosdaemonpb.Netem{Rate: "800kbit"},
    50  			&chaosdaemonpb.Netem{Time: 100, Rate: "800kbit"},
    51  		},
    52  	}
    53  
    54  	for _, tc := range cases {
    55  		m := MergeNetem(tc.a, tc.b)
    56  		g.Expect(tc.merged).Should(Equal(m))
    57  	}
    58  }
    59