func TestLookupSignature(t *testing.T) { … } func TestLookupSignatureErrors(t *testing.T) { … } func LoadPackageTypes(t *testing.T, path string) *types.Package { … } func TestParseSignature(t *testing.T) { … } func TestParseSignatureErrors(t *testing.T) { … } func TypesTuplesEqual(a, b *types.Tuple) bool { … } func TypesVarsEqual(a, b *types.Var) bool { … } func TestSignatureSizes(t *testing.T) { … }