func testInterpolate(
t *testing.T, i *Interpolater,
scope *InterpolationScope,
n string, expectedVar ast.Variable) {
v, err := config.NewInterpolatedVariable(n)
if err != nil {
t.Fatalf("err: %s", err)
}
actual, err := i.Values(scope, map[string]config.InterpolatedVariable{
"foo": v,
})
if err != nil {
t.Fatalf("err: %s", err)
}
expected := map[string]ast.Variable{
"foo": expectedVar,
}
if !reflect.DeepEqual(actual, expected) {
spew.Config.DisableMethods = true
t.Fatalf("%q:\n\n actual: %#v\nexpected: %#v\n\n%s\n\n%s\n\n", n, actual, expected,
spew.Sdump(actual), spew.Sdump(expected))
}
}
func testInterpolateErr(
t *testing.T, i *Interpolater,
scope *InterpolationScope,
n string) {
v, err := config.NewInterpolatedVariable(n)
if err != nil {
t.Fatalf("err: %s", err)
}
_, err = i.Values(scope, map[string]config.InterpolatedVariable{
"foo": v,
})
if err == nil {
t.Fatalf("%q: succeeded, but wanted error", n)
}
}
func TestInterpolater_selfVarWithoutResource(t *testing.T) {
i := &Interpolater{}
scope := &InterpolationScope{
Path: rootModulePath,
}
v, err := config.NewInterpolatedVariable("self.name")
if err != nil {
t.Fatalf("err: %s", err)
}
_, err = i.Values(scope, map[string]config.InterpolatedVariable{"foo": v})
if err == nil {
t.Fatalf("expected err, got none")
}
}
func testInterpolate(
t *testing.T, i *Interpolater,
scope *InterpolationScope,
n string, expectedVar ast.Variable) {
v, err := config.NewInterpolatedVariable(n)
if err != nil {
t.Fatalf("err: %s", err)
}
actual, err := i.Values(scope, map[string]config.InterpolatedVariable{
"foo": v,
})
if err != nil {
t.Fatalf("err: %s", err)
}
expected := map[string]ast.Variable{
"foo": expectedVar,
}
if !reflect.DeepEqual(actual, expected) {
t.Fatalf("%q: actual: %#v\nexpected: %#v", n, actual, expected)
}
}
func TestInterpolater_countIndexInWrongContext(t *testing.T) {
i := &Interpolater{}
scope := &InterpolationScope{
Path: rootModulePath,
}
n := "count.index"
v, err := config.NewInterpolatedVariable(n)
if err != nil {
t.Fatalf("err: %s", err)
}
expectedErr := fmt.Errorf("foo: count.index is only valid within resources")
_, err = i.Values(scope, map[string]config.InterpolatedVariable{
"foo": v,
})
if !reflect.DeepEqual(expectedErr, err) {
t.Fatalf("expected: %#v, got %#v", expectedErr, err)
}
}