/* Copyright 2016 The Kubernetes Authors. Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. */ package quota import ( "testing" "k8s.io/kubernetes/pkg/api" "k8s.io/kubernetes/pkg/api/resource" ) func TestEquals(t *testing.T) { testCases := map[string]struct { a api.ResourceList b api.ResourceList expected bool }{ "isEqual": { a: api.ResourceList{}, b: api.ResourceList{}, expected: true, }, "isEqualWithKeys": { a: api.ResourceList{ api.ResourceCPU: resource.MustParse("100m"), api.ResourceMemory: resource.MustParse("1Gi"), }, b: api.ResourceList{ api.ResourceCPU: resource.MustParse("100m"), api.ResourceMemory: resource.MustParse("1Gi"), }, expected: true, }, "isNotEqualSameKeys": { a: api.ResourceList{ api.ResourceCPU: resource.MustParse("200m"), api.ResourceMemory: resource.MustParse("1Gi"), }, b: api.ResourceList{ api.ResourceCPU: resource.MustParse("100m"), api.ResourceMemory: resource.MustParse("1Gi"), }, expected: false, }, "isNotEqualDiffKeys": { a: api.ResourceList{ api.ResourceCPU: resource.MustParse("100m"), api.ResourceMemory: resource.MustParse("1Gi"), }, b: api.ResourceList{ api.ResourceCPU: resource.MustParse("100m"), api.ResourceMemory: resource.MustParse("1Gi"), api.ResourcePods: resource.MustParse("1"), }, expected: false, }, } for testName, testCase := range testCases { if result := Equals(testCase.a, testCase.b); result != testCase.expected { t.Errorf("%s expected: %v, actual: %v, a=%v, b=%v", testName, testCase.expected, result, testCase.a, testCase.b) } } } func TestMax(t *testing.T) { testCases := map[string]struct { a api.ResourceList b api.ResourceList expected api.ResourceList }{ "noKeys": { a: api.ResourceList{}, b: api.ResourceList{}, expected: api.ResourceList{}, }, "toEmpty": { a: api.ResourceList{api.ResourceCPU: resource.MustParse("100m")}, b: api.ResourceList{}, expected: api.ResourceList{api.ResourceCPU: resource.MustParse("100m")}, }, "matching": { a: api.ResourceList{api.ResourceCPU: resource.MustParse("100m")}, b: api.ResourceList{api.ResourceCPU: resource.MustParse("150m")}, expected: api.ResourceList{api.ResourceCPU: resource.MustParse("150m")}, }, "matching(reverse)": { a: api.ResourceList{api.ResourceCPU: resource.MustParse("150m")}, b: api.ResourceList{api.ResourceCPU: resource.MustParse("100m")}, expected: api.ResourceList{api.ResourceCPU: resource.MustParse("150m")}, }, } for testName, testCase := range testCases { sum := Max(testCase.a, testCase.b) if result := Equals(testCase.expected, sum); !result { t.Errorf("%s expected: %v, actual: %v", testName, testCase.expected, sum) } } } func TestAdd(t *testing.T) { testCases := map[string]struct { a api.ResourceList b api.ResourceList expected api.ResourceList }{ "noKeys": { a: api.ResourceList{}, b: api.ResourceList{}, expected: api.ResourceList{}, }, "toEmpty": { a: api.ResourceList{api.ResourceCPU: resource.MustParse("100m")}, b: api.ResourceList{}, expected: api.ResourceList{api.ResourceCPU: resource.MustParse("100m")}, }, "matching": { a: api.ResourceList{api.ResourceCPU: resource.MustParse("100m")}, b: api.ResourceList{api.ResourceCPU: resource.MustParse("100m")}, expected: api.ResourceList{api.ResourceCPU: resource.MustParse("200m")}, }, } for testName, testCase := range testCases { sum := Add(testCase.a, testCase.b) if result := Equals(testCase.expected, sum); !result { t.Errorf("%s expected: %v, actual: %v", testName, testCase.expected, sum) } } } func TestSubtract(t *testing.T) { testCases := map[string]struct { a api.ResourceList b api.ResourceList expected api.ResourceList }{ "noKeys": { a: api.ResourceList{}, b: api.ResourceList{}, expected: api.ResourceList{}, }, "value-empty": { a: api.ResourceList{api.ResourceCPU: resource.MustParse("100m")}, b: api.ResourceList{}, expected: api.ResourceList{api.ResourceCPU: resource.MustParse("100m")}, }, "empty-value": { a: api.ResourceList{}, b: api.ResourceList{api.ResourceCPU: resource.MustParse("100m")}, expected: api.ResourceList{api.ResourceCPU: resource.MustParse("-100m")}, }, "value-value": { a: api.ResourceList{api.ResourceCPU: resource.MustParse("200m")}, b: api.ResourceList{api.ResourceCPU: resource.MustParse("100m")}, expected: api.ResourceList{api.ResourceCPU: resource.MustParse("100m")}, }, } for testName, testCase := range testCases { sub := Subtract(testCase.a, testCase.b) if result := Equals(testCase.expected, sub); !result { t.Errorf("%s expected: %v, actual: %v", testName, testCase.expected, sub) } } } func TestResourceNames(t *testing.T) { testCases := map[string]struct { a api.ResourceList expected []api.ResourceName }{ "empty": { a: api.ResourceList{}, expected: []api.ResourceName{}, }, "values": { a: api.ResourceList{ api.ResourceCPU: resource.MustParse("100m"), api.ResourceMemory: resource.MustParse("1Gi"), }, expected: []api.ResourceName{api.ResourceMemory, api.ResourceCPU}, }, } for testName, testCase := range testCases { actualSet := ToSet(ResourceNames(testCase.a)) expectedSet := ToSet(testCase.expected) if !actualSet.Equal(expectedSet) { t.Errorf("%s expected: %v, actual: %v", testName, expectedSet, actualSet) } } } func TestContains(t *testing.T) { testCases := map[string]struct { a []api.ResourceName b api.ResourceName expected bool }{ "does-not-contain": { a: []api.ResourceName{api.ResourceMemory}, b: api.ResourceCPU, expected: false, }, "does-contain": { a: []api.ResourceName{api.ResourceMemory, api.ResourceCPU}, b: api.ResourceCPU, expected: true, }, } for testName, testCase := range testCases { if actual := Contains(testCase.a, testCase.b); actual != testCase.expected { t.Errorf("%s expected: %v, actual: %v", testName, testCase.expected, actual) } } } func TestIsZero(t *testing.T) { testCases := map[string]struct { a api.ResourceList expected bool }{ "empty": { a: api.ResourceList{}, expected: true, }, "zero": { a: api.ResourceList{ api.ResourceCPU: resource.MustParse("0"), api.ResourceMemory: resource.MustParse("0"), }, expected: true, }, "non-zero": { a: api.ResourceList{ api.ResourceCPU: resource.MustParse("200m"), api.ResourceMemory: resource.MustParse("1Gi"), }, expected: false, }, } for testName, testCase := range testCases { if result := IsZero(testCase.a); result != testCase.expected { t.Errorf("%s expected: %v, actual: %v", testName, testCase.expected, result) } } } func TestIsNegative(t *testing.T) { testCases := map[string]struct { a api.ResourceList expected []api.ResourceName }{ "empty": { a: api.ResourceList{}, expected: []api.ResourceName{}, }, "some-negative": { a: api.ResourceList{ api.ResourceCPU: resource.MustParse("-10"), api.ResourceMemory: resource.MustParse("0"), }, expected: []api.ResourceName{api.ResourceCPU}, }, "all-negative": { a: api.ResourceList{ api.ResourceCPU: resource.MustParse("-200m"), api.ResourceMemory: resource.MustParse("-1Gi"), }, expected: []api.ResourceName{api.ResourceCPU, api.ResourceMemory}, }, } for testName, testCase := range testCases { actual := IsNegative(testCase.a) actualSet := ToSet(actual) expectedSet := ToSet(testCase.expected) if !actualSet.Equal(expectedSet) { t.Errorf("%s expected: %v, actual: %v", testName, expectedSet, actualSet) } } }