mirror of https://github.com/linkerd/linkerd2.git
112 lines
2.5 KiB
Go
112 lines
2.5 KiB
Go
package cmd
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import (
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"bytes"
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"fmt"
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"testing"
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charts "github.com/linkerd/linkerd2/pkg/charts"
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)
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func TestRender(t *testing.T) {
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// pin values that are changed by render functions on each test run
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defaultValues := map[string]interface{}{
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"tap": map[string]interface{}{
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"keyPEM": "test-tap-key-pem",
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"crtPEM": "test-tap-crt-pem",
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"caBundle": "test-tap-ca-bundle",
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},
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"tapInjector": map[string]interface{}{
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"keyPEM": "test-tap-key-pem",
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"crtPEM": "test-tap-crt-pem",
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"caBundle": "test-tap-ca-bundle",
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},
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}
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proxyResources := map[string]interface{}{
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"proxy": map[string]interface{}{
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"resources": map[string]interface{}{
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"cpu": map[string]interface{}{
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"request": "500m",
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"limit": "100m",
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},
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"memory": map[string]interface{}{
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"request": "20Mi",
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"limit": "250Mi",
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},
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},
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},
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}
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testCases := []struct {
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values map[string]interface{}
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goldenFileName string
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}{
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{
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nil,
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"install_default.golden",
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},
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{
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map[string]interface{}{
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"prometheus": map[string]interface{}{
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"args": map[string]interface{}{
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"log.level": "debug",
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}},
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},
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"install_prometheus_loglevel_from_args.golden",
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},
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{
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map[string]interface{}{
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"prometheus": map[string]interface{}{"enabled": false},
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"prometheusUrl": "external-prom.com",
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},
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"install_prometheus_disabled.golden",
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},
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{
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map[string]interface{}{
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"prometheus": proxyResources,
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"tap": proxyResources,
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"grafana": proxyResources,
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"dashboard": proxyResources,
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},
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"install_proxy_resources.golden",
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},
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{
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map[string]interface{}{
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"defaultLogLevel": "debug",
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"defaultUID": 1234,
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"defaultRegistry": "gcr.io/linkerd",
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"tap": map[string]interface{}{
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"logLevel": "info",
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"UID": 5678,
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"image": map[string]interface{}{
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"registry": "cr.l5d.io/linkerd",
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"tag": "stable-9.2",
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},
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},
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},
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"install_default_overrides.golden",
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},
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{
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map[string]interface{}{
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"grafana": map[string]interface{}{"enabled": false},
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"grafanaUrl": "external-grafana.com",
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},
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"install_grafana_disabled.golden",
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},
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}
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for i, tc := range testCases {
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tc := tc // pin
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t.Run(fmt.Sprintf("%d: %s", i, tc.goldenFileName), func(t *testing.T) {
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var buf bytes.Buffer
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// Merge overrides with default
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if err := render(&buf, charts.MergeMaps(defaultValues, tc.values)); err != nil {
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t.Fatalf("Failed to render templates: %v", err)
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}
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testDataDiffer.DiffTestdata(t, tc.goldenFileName, buf.String())
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})
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}
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}
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