ext: TryFunc tests to document handling of marked values

ext/tryfunc/tryfunc_test.go

@@ -22,6 +22,14 @@ func TestTryFunc(t *testing.T) {
  cty.NumberIntVal(1),
  ``,
  },
+ "one marked argument succeeds": {
+ `try(sensitive)`,
+ map[string]cty.Value{
+ "sensitive": cty.StringVal("secret").Mark("porpoise"),
+ },
+ cty.StringVal("secret").Mark("porpoise"),
+ ``,
+ },
  "two arguments, first succeeds": {
  `try(1, 2)`,
  nil,
@@ -66,6 +74,36 @@ func TestTryFunc(t *testing.T) {
  cty.DynamicVal, // can't proceed until first argument is wholly known
  ``,
  },
+ "two arguments, both marked, first succeeds": {
+ `try(sensitive, other)`,
+ map[string]cty.Value{
+ "sensitive": cty.StringVal("secret").Mark("porpoise"),
+ "other": cty.StringVal("that").Mark("a"),
+ },
+ cty.StringVal("secret").Mark("porpoise"),
+ ``,
+ },
+ "two arguments, both marked, second succeeds": {
+ `try(sensitive, other)`,
+ map[string]cty.Value{
+ "other": cty.StringVal("that").Mark("a"),
+ },
+ cty.StringVal("that").Mark("a"),
+ ``,
+ },
+ "two arguments, result is element of marked list ": {
+ `try(sensitive[0], other)`,
+ map[string]cty.Value{
+ "sensitive": cty.ListVal([]cty.Value{
+ cty.StringVal("list"),
+ cty.StringVal("of "),
+ cty.StringVal("secrets"),
+ }).Mark("secret"),
+ "other": cty.StringVal("not"),
+ },
+ cty.StringVal("list").Mark("secret"),
+ ``,
+ },
  "three arguments, all fail": {
  `try(this, that, this_thing_in_particular)`,
  nil,