TrueChartsClone/tests/library/common/pod_spec.rb

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# frozen_string_literal: true
require_relative '../../test_helper'
class Test < ChartTest
@@chart = Chart.new('charts/library/common-test')
describe @@chart.name do
describe 'pod::replicas' do
it 'defaults to 1' do
deployment = chart.resources(kind: "Deployment").first
assert_equal(1, deployment["spec"]["replicas"])
end
it 'accepts integer as value' do
chart.value replicas: 3
deployment = chart.resources(kind: "Deployment").first
assert_equal(3, deployment["spec"]["replicas"])
end
end
describe 'pod::hostNetwork' do
it 'defaults to nil' do
deployment = chart.resources(kind: "Deployment").first
assert_nil(deployment["spec"]["template"]["spec"]["hostNetwork"])
end
it 'can be enabled' do
values = {
hostNetwork: true
}
chart.value values
deployment = chart.resources(kind: "Deployment").first
assert_equal(true, deployment["spec"]["template"]["spec"]["hostNetwork"])
end
end
describe 'pod::dnsPolicy' do
it 'defaults to "ClusterFirst" without hostNetwork' do
deployment = chart.resources(kind: "Deployment").first
assert_equal("ClusterFirst", deployment["spec"]["template"]["spec"]["dnsPolicy"])
end
it 'defaults to "ClusterFirst" when hostNetwork: false' do
values = {
hostNetwork: false
}
chart.value values
deployment = chart.resources(kind: "Deployment").first
assert_equal("ClusterFirst", deployment["spec"]["template"]["spec"]["dnsPolicy"])
end
it 'defaults to "ClusterFirstWithHostNet" when hostNetwork: true' do
values = {
hostNetwork: true
}
chart.value values
deployment = chart.resources(kind: "Deployment").first
assert_equal("ClusterFirstWithHostNet", deployment["spec"]["template"]["spec"]["dnsPolicy"])
end
it 'accepts manual override' do
values = {
dnsPolicy: "None"
}
chart.value values
deployment = chart.resources(kind: "Deployment").first
assert_equal("None", deployment["spec"]["template"]["spec"]["dnsPolicy"])
end
end
describe 'pod::additional containers' do
it 'accepts static additionalContainers' do
values = {
additionalContainers: [
{
name: "template-test"
}
]
}
chart.value values
deployment = chart.resources(kind: "Deployment").first
containers = deployment["spec"]["template"]["spec"]["containers"]
additionalContainer = containers.find{ |c| c["name"] == values[:additionalContainers][0][:name] }
refute_nil(additionalContainer)
end
it 'accepts "Dynamic/Tpl" additionalContainers' do
expectedContainerName = "common-test-container"
values = {
additionalContainers: [
{
name: "{{ .Release.Name }}-container",
}
]
}
chart.value values
deployment = chart.resources(kind: "Deployment").first
containers = deployment["spec"]["template"]["spec"]["containers"]
additionalContainer = containers.find{ |c| c["name"] == expectedContainerName }
refute_nil(additionalContainer)
end
end
describe 'pod::persistence' do
it 'multiple volumes' do
values = {
persistence: {
cache: {
enabled: true,
emptyDir: {
enabled: true
}
},
config: {
enabled: true,
existingClaim: "configClaim",
emptyDir: {
enabled: false
}
},
data: {
enabled: true,
existingClaim: "dataClaim"
}
}
}
chart.value values
deployment = chart.resources(kind: "Deployment").first
volumes = deployment["spec"]["template"]["spec"]["volumes"]
volume = volumes.find{ |v| v["name"] == "cache"}
refute_nil(volume)
volume = volumes.find{ |v| v["name"] == "config"}
refute_nil(volume)
assert_equal('configClaim', volume["persistentVolumeClaim"]["claimName"])
volume = volumes.find{ |v| v["name"] == "data"}
refute_nil(volume)
assert_equal('dataClaim', volume["persistentVolumeClaim"]["claimName"])
end
it 'default nameSuffix' do
values = {
persistence: {
config: {
enabled: true,
emptyDir: {
enabled: false
}
}
}
}
chart.value values
deployment = chart.resources(kind: "Deployment").first
volumes = deployment["spec"]["template"]["spec"]["volumes"]
volume = volumes.find{ |v| v["name"] == "config"}
refute_nil(volume)
assert_equal('common-test-config', volume["persistentVolumeClaim"]["claimName"])
end
it 'custom nameSuffix' do
values = {
persistence: {
config: {
enabled: true,
nameSuffix: "test",
emptyDir: {
enabled: false
}
}
}
}
chart.value values
deployment = chart.resources(kind: "Deployment").first
volumes = deployment["spec"]["template"]["spec"]["volumes"]
volume = volumes.find{ |v| v["name"] == "config"}
refute_nil(volume)
assert_equal('common-test-test', volume["persistentVolumeClaim"]["claimName"])
end
it 'no nameSuffix' do
values = {
persistence: {
config: {
enabled: true,
nameSuffix: "-",
emptyDir: {
enabled: false
}
}
}
}
chart.value values
deployment = chart.resources(kind: "Deployment").first
volumes = deployment["spec"]["template"]["spec"]["volumes"]
volume = volumes.find{ |v| v["name"] == "config"}
refute_nil(volume)
assert_equal('common-test', volume["persistentVolumeClaim"]["claimName"])
end
end
describe 'pod::persistence::emptyDir' do
it 'can be configured' do
values = {
persistence: {
config: {
enabled: true,
emptyDir: {
enabled: true
}
}
}
}
chart.value values
deployment = chart.resources(kind: "Deployment").first
volumes = deployment["spec"]["template"]["spec"]["volumes"]
volume = volumes.find{ |v| v["name"] == "config"}
refute_nil(volume)
assert_equal(Hash.new, volume["emptyDir"])
end
it 'medium can be configured' do
values = {
persistence: {
config: {
enabled: true,
emptyDir: {
enabled: true,
medium: "memory"
}
}
}
}
chart.value values
deployment = chart.resources(kind: "Deployment").first
volumes = deployment["spec"]["template"]["spec"]["volumes"]
volume = volumes.find{ |v| v["name"] == "config"}
refute_nil(volume)
assert_equal("memory", volume["emptyDir"]["medium"])
end
it 'sizeLimit can be configured' do
values = {
persistence: {
config: {
enabled: true,
emptyDir: {
enabled: true,
medium: "memory",
sizeLimit: "1Gi"
}
}
}
}
chart.value values
deployment = chart.resources(kind: "Deployment").first
volumes = deployment["spec"]["template"]["spec"]["volumes"]
volume = volumes.find{ |v| v["name"] == "config"}
refute_nil(volume)
assert_equal("1Gi", volume["emptyDir"]["sizeLimit"])
end
end
describe 'pod::hostPathMounts' do
it 'multiple volumes' do
values = {
hostPathMounts: [
{
name: "data",
enabled: true,
mountPath: "/data",
hostPath: "/tmp1"
},
{
name: "config",
enabled: true,
mountPath: "/config",
hostPath: "/tmp2"
}
]
}
chart.value values
deployment = chart.resources(kind: "Deployment").first
volumes = deployment["spec"]["template"]["spec"]["volumes"]
volume = volumes.find{ |v| v["name"] == "hostpathmounts-data"}
refute_nil(volume)
assert_equal('/tmp1', volume["hostPath"]["path"])
volume = volumes.find{ |v| v["name"] == "hostpathmounts-config"}
refute_nil(volume)
assert_equal('/tmp2', volume["hostPath"]["path"])
end
it 'emptyDir can be enabled' do
values = {
hostPathMounts: [
{
name: "data",
enabled: true,
emptyDir: true,
mountPath: "/data"
}
]
}
chart.value values
deployment = chart.resources(kind: "Deployment").first
volumes = deployment["spec"]["template"]["spec"]["volumes"]
volume = volumes.find{ |v| v["name"] == "hostpathmounts-data"}
refute_nil(volume)
assert_equal(Hash.new, volume["emptyDir"])
end
end
end
end