diff options
Diffstat (limited to 'util_test.go')
| -rw-r--r-- | util_test.go | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/util_test.go b/util_test.go index a9b297e..f8731e5 100644 --- a/util_test.go +++ b/util_test.go @@ -5,6 +5,7 @@ package core_test import ( "errors" + "sort" "testing" "github.com/google/go-cmp/cmp" @@ -13,6 +14,16 @@ import ( "go.awhk.org/core" ) +func TestMapKeys(s *testing.T) { + t := core.T{T: s} + + t.AssertEqual(([]string)(nil), core.MapKeys[map[string]int](nil)) + t.AssertEqual(([]string)(nil), core.MapKeys(map[string]int{})) + keys := core.MapKeys(map[string]int{"foo": 1, "bar": 2}) + sort.Strings(keys) + t.AssertEqual([]string{"bar", "foo"}, keys) +} + func TestMust(s *testing.T) { t := core.T{T: s, Options: []cmp.Option{cmpopts.EquateErrors()}} |