helmfile/tmpl/context_funcs_test.go

100 lines
2.2 KiB
Go

package tmpl
import (
"fmt"
"reflect"
"testing"
)
func TestReadFile(t *testing.T) {
expected := `foo:
bar: BAR
`
expectedFilename := "values.yaml"
ctx := &Context{readFile: func(filename string) ([]byte, error) {
if filename != expectedFilename {
return nil, fmt.Errorf("unexpected filename: expected=%v, actual=%s", expectedFilename, filename)
}
return []byte(expected), nil
}}
actual, err := ctx.ReadFile(expectedFilename)
if err != nil {
t.Errorf("unexpected error: %v", err)
}
if !reflect.DeepEqual(actual, expected) {
t.Errorf("unexpected result: expected=%v, actual=%v", expected, actual)
}
}
func TestToYaml(t *testing.T) {
expected := `foo:
bar: BAR
`
vals := Values(map[string]interface{}{
"foo": map[interface{}]interface{}{
"bar": "BAR",
},
})
actual, err := ToYaml(vals)
if err != nil {
t.Errorf("unexpected error: %v", err)
}
if !reflect.DeepEqual(actual, expected) {
t.Errorf("unexpected result: expected=%v, actual=%v", expected, actual)
}
}
func TestFromYaml(t *testing.T) {
raw := `foo:
bar: BAR
`
expected := Values(map[string]interface{}{
"foo": map[interface{}]interface{}{
"bar": "BAR",
},
})
actual, err := FromYaml(raw)
if err != nil {
t.Errorf("unexpected error: %v", err)
}
if !reflect.DeepEqual(actual, expected) {
t.Errorf("unexpected result: expected=%v, actual=%v", expected, actual)
}
}
func TestSetValueAtPath_OneComponent(t *testing.T) {
input := map[string]interface{}{
"foo": "",
}
expected := map[string]interface{}{
"foo": "FOO",
}
actual, err := SetValueAtPath("foo", "FOO", input)
if err != nil {
t.Errorf("unexpected error: %v", err)
}
if !reflect.DeepEqual(actual, expected) {
t.Errorf("unexpected result: expected=%v, actual=%v", expected, actual)
}
}
func TestSetValueAtPath_TwoComponents(t *testing.T) {
input := map[string]interface{}{
"foo": map[interface{}]interface{}{
"bar": "",
},
}
expected := map[string]interface{}{
"foo": map[interface{}]interface{}{
"bar": "FOO_BAR",
},
}
actual, err := SetValueAtPath("foo.bar", "FOO_BAR", input)
if err != nil {
t.Errorf("unexpected error: %v", err)
}
if !reflect.DeepEqual(actual, expected) {
t.Errorf("unexpected result: expected=%v, actual=%v", expected, actual)
}
}