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124 lines
3.4 KiB
Go
124 lines
3.4 KiB
Go
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/*
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Copyright 2017 The Kubernetes Authors.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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package v1
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import (
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"testing"
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)
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func TestTolerationToleratesTaint(t *testing.T) {
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testCases := []struct {
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description string
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toleration Toleration
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taint Taint
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expectTolerated bool
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}{
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{
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description: "toleration and taint have the same key and effect, and operator is Exists, and taint has no value, expect tolerated",
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toleration: Toleration{
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Key: "foo",
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Operator: TolerationOpExists,
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Effect: TaintEffectNoSchedule,
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},
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taint: Taint{
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Key: "foo",
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Effect: TaintEffectNoSchedule,
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},
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expectTolerated: true,
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},
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{
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description: "toleration and taint have the same key and effect, and operator is Exists, and taint has some value, expect tolerated",
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toleration: Toleration{
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Key: "foo",
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Operator: TolerationOpExists,
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Effect: TaintEffectNoSchedule,
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},
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taint: Taint{
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Key: "foo",
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Value: "bar",
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Effect: TaintEffectNoSchedule,
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},
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expectTolerated: true,
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},
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{
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description: "toleration and taint have the same effect, toleration has empty key and operator is Exists, means match all taints, expect tolerated",
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toleration: Toleration{
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Key: "",
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Operator: TolerationOpExists,
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Effect: TaintEffectNoSchedule,
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},
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taint: Taint{
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Key: "foo",
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Value: "bar",
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Effect: TaintEffectNoSchedule,
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},
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expectTolerated: true,
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},
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{
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description: "toleration and taint have the same key, effect and value, and operator is Equal, expect tolerated",
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toleration: Toleration{
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Key: "foo",
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Operator: TolerationOpEqual,
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Value: "bar",
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Effect: TaintEffectNoSchedule,
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},
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taint: Taint{
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Key: "foo",
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Value: "bar",
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Effect: TaintEffectNoSchedule,
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},
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expectTolerated: true,
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},
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{
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description: "toleration and taint have the same key and effect, but different values, and operator is Equal, expect not tolerated",
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toleration: Toleration{
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Key: "foo",
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Operator: TolerationOpEqual,
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Value: "value1",
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Effect: TaintEffectNoSchedule,
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},
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taint: Taint{
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Key: "foo",
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Value: "value2",
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Effect: TaintEffectNoSchedule,
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},
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expectTolerated: false,
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},
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{
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description: "toleration and taint have the same key and value, but different effects, and operator is Equal, expect not tolerated",
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toleration: Toleration{
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Key: "foo",
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Operator: TolerationOpEqual,
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Value: "bar",
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Effect: TaintEffectNoSchedule,
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},
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taint: Taint{
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Key: "foo",
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Value: "bar",
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Effect: TaintEffectNoExecute,
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},
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expectTolerated: false,
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},
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}
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for _, tc := range testCases {
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if tolerated := tc.toleration.ToleratesTaint(&tc.taint); tc.expectTolerated != tolerated {
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t.Errorf("[%s] expect %v, got %v: toleration %+v, taint %s", tc.description, tc.expectTolerated, tolerated, tc.toleration, tc.taint.ToString())
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}
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}
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}
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