69 lines
1.8 KiB
Go
69 lines
1.8 KiB
Go
package tmpl
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import (
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"fmt"
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"reflect"
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"testing"
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"github.com/helmfile/helmfile/pkg/environment"
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"github.com/helmfile/helmfile/pkg/filesystem"
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)
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var emptyEnvTmplData = map[string]any{
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"Environment": environment.EmptyEnvironment,
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"Namespace": "",
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}
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func TestRenderToBytes_Gotmpl(t *testing.T) {
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valuesYamlTmplContent := `foo:
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bar: '{{ readFile "data.txt" }}'
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`
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dataFileContent := "FOO_BAR"
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expected := `foo:
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bar: 'FOO_BAR'
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`
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dataFile := "data.txt"
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valuesTmplFile := "values.yaml.gotmpl"
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r := NewFileRenderer(&filesystem.FileSystem{ReadFile: func(filename string) ([]byte, error) {
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switch filename {
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case valuesTmplFile:
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return []byte(valuesYamlTmplContent), nil
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case dataFile:
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return []byte(dataFileContent), nil
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}
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return nil, fmt.Errorf("unexpected filename: expected=%v or %v, actual=%s", dataFile, valuesTmplFile, filename)
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}}, "", emptyEnvTmplData)
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buf, err := r.RenderToBytes(valuesTmplFile)
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if err != nil {
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t.Errorf("unexpected error: %v", err)
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}
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actual := string(buf)
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if !reflect.DeepEqual(actual, expected) {
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t.Errorf("unexpected result: expected=%v, actual=%v", expected, actual)
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}
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}
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func TestRenderToBytes_Yaml(t *testing.T) {
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valuesYamlContent := `foo:
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bar: '{{ readFile "data.txt" }}'
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`
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expected := `foo:
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bar: '{{ readFile "data.txt" }}'
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`
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valuesFile := "values.yaml"
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r := NewFileRenderer(&filesystem.FileSystem{ReadFile: func(filename string) ([]byte, error) {
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if filename == valuesFile {
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return []byte(valuesYamlContent), nil
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}
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return nil, fmt.Errorf("unexpected filename: expected=%v, actual=%s", valuesFile, filename)
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}}, "", emptyEnvTmplData)
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buf, err := r.RenderToBytes(valuesFile)
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if err != nil {
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t.Errorf("unexpected error: %v", err)
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}
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actual := string(buf)
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if !reflect.DeepEqual(actual, expected) {
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t.Errorf("unexpected result: expected=%v, actual=%v", expected, actual)
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}
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}
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