diff --git a/pkg/lint/rules/template.go b/pkg/lint/rules/template.go index b76e4260a..787c5b26a 100644 --- a/pkg/lint/rules/template.go +++ b/pkg/lint/rules/template.go @@ -81,7 +81,6 @@ func Templates(linter *support.Linter, values map[string]interface{}, namespace return } var e engine.Engine - e.Strict = strict e.LintMode = true renderedContentMap, err := e.Render(chart, valuesToRender) diff --git a/pkg/lint/rules/template_test.go b/pkg/lint/rules/template_test.go index 1a047edf2..991c6c2f6 100644 --- a/pkg/lint/rules/template_test.go +++ b/pkg/lint/rules/template_test.go @@ -174,3 +174,55 @@ func TestDeprecatedAPIFails(t *testing.T) { t.Errorf("Surprised to learn that %q is deprecated", err.Deprecated) } } + +const manifest = `apiVersion: v1 +kind: ConfigMap +metadata: + name: foo +data: + myval1: {{default "val" .Values.mymap.key1 }} + myval2: {{default "val" .Values.mymap.key2 }} +` + +// TestSTrictTemplatePrasingMapError is a regression test. +// +// The template engine should not produce an error when a map in values.yaml does +// not contain all possible keys. +// +// See https://github.com/helm/helm/issues/7483 +func TestStrictTemplateParsingMapError(t *testing.T) { + + ch := chart.Chart{ + Metadata: &chart.Metadata{ + Name: "regression7483", + APIVersion: "v2", + Version: "0.1.0", + }, + Values: map[string]interface{}{ + "mymap": map[string]string{ + "key1": "val1", + }, + }, + Templates: []*chart.File{ + { + Name: "templates/configmap.yaml", + Data: []byte(manifest), + }, + }, + } + dir := ensure.TempDir(t) + defer os.RemoveAll(dir) + if err := chartutil.SaveDir(&ch, dir); err != nil { + t.Fatal(err) + } + linter := &support.Linter{ + ChartDir: filepath.Join(dir, ch.Metadata.Name), + } + Templates(linter, ch.Values, namespace, strict) + if len(linter.Messages) != 0 { + t.Errorf("expected zero messages, got %d", len(linter.Messages)) + for i, msg := range linter.Messages { + t.Logf("Message %d: %q", i, msg) + } + } +}