|
| 1 | +// |
| 2 | +// DISCLAIMER |
| 3 | +// |
| 4 | +// Copyright 2024 ArangoDB GmbH, Cologne, Germany |
| 5 | +// |
| 6 | +// Licensed under the Apache License, Version 2.0 (the "License"); |
| 7 | +// you may not use this file except in compliance with the License. |
| 8 | +// You may obtain a copy of the License at |
| 9 | +// |
| 10 | +// http://www.apache.org/licenses/LICENSE-2.0 |
| 11 | +// |
| 12 | +// Unless required by applicable law or agreed to in writing, software |
| 13 | +// distributed under the License is distributed on an "AS IS" BASIS, |
| 14 | +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 15 | +// See the License for the specific language governing permissions and |
| 16 | +// limitations under the License. |
| 17 | +// |
| 18 | +// Copyright holder is ArangoDB GmbH, Cologne, Germany |
| 19 | +// |
| 20 | + |
| 21 | +package container |
| 22 | + |
| 23 | +import ( |
| 24 | + "testing" |
| 25 | + |
| 26 | + "github.com/stretchr/testify/require" |
| 27 | + core "k8s.io/api/core/v1" |
| 28 | + "k8s.io/apimachinery/pkg/api/resource" |
| 29 | + "k8s.io/apimachinery/pkg/util/yaml" |
| 30 | + |
| 31 | + schedulerContainerResourcesApi "github.com/arangodb/kube-arangodb/pkg/apis/scheduler/v1alpha1/container/resources" |
| 32 | + "github.com/arangodb/kube-arangodb/pkg/util" |
| 33 | +) |
| 34 | + |
| 35 | +func applyContainer(t *testing.T, template *core.PodTemplateSpec, container *core.Container, ns ...*Container) func(in func(t *testing.T, pod *core.PodTemplateSpec, container *core.Container, spec *Container)) { |
| 36 | + var i *Container |
| 37 | + |
| 38 | + for _, n := range ns { |
| 39 | + require.NoError(t, n.Validate()) |
| 40 | + |
| 41 | + i = i.With(n) |
| 42 | + |
| 43 | + require.NoError(t, i.Validate()) |
| 44 | + } |
| 45 | + |
| 46 | + template = template.DeepCopy() |
| 47 | + |
| 48 | + if template == nil { |
| 49 | + template = &core.PodTemplateSpec{} |
| 50 | + } |
| 51 | + |
| 52 | + container = container.DeepCopy() |
| 53 | + if container == nil { |
| 54 | + container = &core.Container{} |
| 55 | + } |
| 56 | + |
| 57 | + template.Spec.Containers = append(template.Spec.Containers, *container) |
| 58 | + |
| 59 | + container = &template.Spec.Containers[0] |
| 60 | + |
| 61 | + require.NoError(t, i.Apply(template, container)) |
| 62 | + |
| 63 | + return func(in func(t *testing.T, pod *core.PodTemplateSpec, container *core.Container, spec *Container)) { |
| 64 | + t.Run("Validate", func(t *testing.T) { |
| 65 | + if i != nil { |
| 66 | + in(t, template, container, i) |
| 67 | + } else { |
| 68 | + in(t, template, container, &Container{}) |
| 69 | + } |
| 70 | + }) |
| 71 | + } |
| 72 | +} |
| 73 | + |
| 74 | +func applyContainerYAML(t *testing.T, template *core.PodTemplateSpec, container *core.Container, ns ...string) func(in func(t *testing.T, pod *core.PodTemplateSpec, container *core.Container, spec *Container)) { |
| 75 | + elements := make([]*Container, len(ns)) |
| 76 | + |
| 77 | + for id := range ns { |
| 78 | + var p Container |
| 79 | + require.NoError(t, yaml.Unmarshal([]byte(ns[id]), &p)) |
| 80 | + elements[id] = p.DeepCopy() |
| 81 | + } |
| 82 | + |
| 83 | + return applyContainer(t, template, container, elements...) |
| 84 | +} |
| 85 | + |
| 86 | +func Test_Container(t *testing.T) { |
| 87 | + t.Run("Nil", func(t *testing.T) { |
| 88 | + applyContainer(t, nil, nil)(func(t *testing.T, pod *core.PodTemplateSpec, container *core.Container, spec *Container) { |
| 89 | + require.Nil(t, spec.Resources) |
| 90 | + require.Nil(t, spec.Image) |
| 91 | + require.Nil(t, spec.Security) |
| 92 | + require.Nil(t, spec.Environments) |
| 93 | + |
| 94 | + require.Len(t, container.Env, 0) |
| 95 | + }) |
| 96 | + }) |
| 97 | + t.Run("Empty template", func(t *testing.T) { |
| 98 | + applyContainer(t, &core.PodTemplateSpec{}, &core.Container{})(func(t *testing.T, pod *core.PodTemplateSpec, container *core.Container, spec *Container) { |
| 99 | + require.Nil(t, spec.Resources) |
| 100 | + require.Nil(t, spec.Image) |
| 101 | + require.Nil(t, spec.Security) |
| 102 | + require.Nil(t, spec.Environments) |
| 103 | + |
| 104 | + require.Len(t, container.Env, 0) |
| 105 | + }) |
| 106 | + }) |
| 107 | + t.Run("With fields", func(t *testing.T) { |
| 108 | + applyContainer(t, &core.PodTemplateSpec{}, &core.Container{}, &Container{ |
| 109 | + Security: &schedulerContainerResourcesApi.Security{ |
| 110 | + SecurityContext: &core.SecurityContext{ |
| 111 | + RunAsUser: util.NewType[int64](50), |
| 112 | + }, |
| 113 | + }, |
| 114 | + Environments: &schedulerContainerResourcesApi.Environments{ |
| 115 | + Env: []core.EnvVar{ |
| 116 | + { |
| 117 | + Name: "key1", |
| 118 | + Value: "value1", |
| 119 | + }, |
| 120 | + }, |
| 121 | + }, |
| 122 | + Image: &schedulerContainerResourcesApi.Image{ |
| 123 | + Image: util.NewType("test"), |
| 124 | + }, |
| 125 | + Resources: &schedulerContainerResourcesApi.Resources{ |
| 126 | + Resources: &core.ResourceRequirements{ |
| 127 | + Limits: map[core.ResourceName]resource.Quantity{ |
| 128 | + core.ResourceCPU: resource.MustParse("1"), |
| 129 | + }, |
| 130 | + }, |
| 131 | + }, |
| 132 | + })(func(t *testing.T, pod *core.PodTemplateSpec, container *core.Container, spec *Container) { |
| 133 | + // Spec |
| 134 | + require.NotNil(t, spec.Resources) |
| 135 | + require.NotNil(t, spec.Resources.Resources) |
| 136 | + require.Contains(t, spec.Resources.Resources.Limits, core.ResourceCPU) |
| 137 | + require.EqualValues(t, resource.MustParse("1"), spec.Resources.Resources.Limits[core.ResourceCPU]) |
| 138 | + |
| 139 | + require.NotNil(t, spec.Image) |
| 140 | + require.NotNil(t, spec.Image.Image) |
| 141 | + require.EqualValues(t, "test", *spec.Image.Image) |
| 142 | + |
| 143 | + require.NotNil(t, spec.Security) |
| 144 | + require.NotNil(t, spec.Security.SecurityContext) |
| 145 | + require.NotNil(t, spec.Security.SecurityContext.RunAsUser) |
| 146 | + require.EqualValues(t, 50, *spec.Security.SecurityContext.RunAsUser) |
| 147 | + |
| 148 | + require.NotNil(t, spec.Environments) |
| 149 | + require.Len(t, spec.Environments.Env, 1) |
| 150 | + require.EqualValues(t, "key1", spec.Environments.Env[0].Name) |
| 151 | + require.EqualValues(t, "value1", spec.Environments.Env[0].Value) |
| 152 | + }) |
| 153 | + }) |
| 154 | +} |
| 155 | + |
| 156 | +func Test_Container_YAML(t *testing.T) { |
| 157 | + t.Run("With Override", func(t *testing.T) { |
| 158 | + applyContainerYAML(t, &core.PodTemplateSpec{}, &core.Container{}, ` |
| 159 | +--- |
| 160 | +securityContext: |
| 161 | + runAsUser: 50 |
| 162 | +
|
| 163 | +env: |
| 164 | +- name: key1 |
| 165 | + value: value1 |
| 166 | +
|
| 167 | +image: test |
| 168 | +
|
| 169 | +resources: |
| 170 | + limits: |
| 171 | + cpu: 1 |
| 172 | +`, ` |
| 173 | +--- |
| 174 | +
|
| 175 | +securityContext: |
| 176 | + runAsUser: 10 |
| 177 | +`)(func(t *testing.T, pod *core.PodTemplateSpec, container *core.Container, spec *Container) { |
| 178 | + // Spec |
| 179 | + require.NotNil(t, spec.Resources) |
| 180 | + require.NotNil(t, spec.Resources.Resources) |
| 181 | + require.Contains(t, spec.Resources.Resources.Limits, core.ResourceCPU) |
| 182 | + require.EqualValues(t, resource.MustParse("1"), spec.Resources.Resources.Limits[core.ResourceCPU]) |
| 183 | + |
| 184 | + require.NotNil(t, spec.Image) |
| 185 | + require.NotNil(t, spec.Image.Image) |
| 186 | + require.EqualValues(t, "test", *spec.Image.Image) |
| 187 | + |
| 188 | + require.NotNil(t, spec.Security) |
| 189 | + require.NotNil(t, spec.Security.SecurityContext) |
| 190 | + require.NotNil(t, spec.Security.SecurityContext.RunAsUser) |
| 191 | + require.EqualValues(t, 10, *spec.Security.SecurityContext.RunAsUser) |
| 192 | + |
| 193 | + require.NotNil(t, spec.Environments) |
| 194 | + require.Len(t, spec.Environments.Env, 1) |
| 195 | + require.EqualValues(t, "key1", spec.Environments.Env[0].Name) |
| 196 | + require.EqualValues(t, "value1", spec.Environments.Env[0].Value) |
| 197 | + }) |
| 198 | + }) |
| 199 | + t.Run("With fields", func(t *testing.T) { |
| 200 | + applyContainerYAML(t, &core.PodTemplateSpec{}, &core.Container{}, ` |
| 201 | +--- |
| 202 | +securityContext: |
| 203 | + runAsUser: 50 |
| 204 | +
|
| 205 | +env: |
| 206 | +- name: key1 |
| 207 | + value: value1 |
| 208 | +
|
| 209 | +image: test |
| 210 | +
|
| 211 | +resources: |
| 212 | + limits: |
| 213 | + cpu: 1 |
| 214 | +`)(func(t *testing.T, pod *core.PodTemplateSpec, container *core.Container, spec *Container) { |
| 215 | + // Spec |
| 216 | + require.NotNil(t, spec.Resources) |
| 217 | + require.NotNil(t, spec.Resources.Resources) |
| 218 | + require.Contains(t, spec.Resources.Resources.Limits, core.ResourceCPU) |
| 219 | + require.EqualValues(t, resource.MustParse("1"), spec.Resources.Resources.Limits[core.ResourceCPU]) |
| 220 | + |
| 221 | + require.NotNil(t, spec.Image) |
| 222 | + require.NotNil(t, spec.Image.Image) |
| 223 | + require.EqualValues(t, "test", *spec.Image.Image) |
| 224 | + |
| 225 | + require.NotNil(t, spec.Security) |
| 226 | + require.NotNil(t, spec.Security.SecurityContext) |
| 227 | + require.NotNil(t, spec.Security.SecurityContext.RunAsUser) |
| 228 | + require.EqualValues(t, 50, *spec.Security.SecurityContext.RunAsUser) |
| 229 | + |
| 230 | + require.NotNil(t, spec.Environments) |
| 231 | + require.Len(t, spec.Environments.Env, 1) |
| 232 | + require.EqualValues(t, "key1", spec.Environments.Env[0].Name) |
| 233 | + require.EqualValues(t, "value1", spec.Environments.Env[0].Value) |
| 234 | + }) |
| 235 | + }) |
| 236 | +} |
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