Function TestIsPromotedMethod

method_test.go:54–75

TestIsPromotedMethod covers where the code behind a method comes from, which reflect reports alike for a method a type declares and one it takes from an embedded field.

(t *testing.T)

// TestIsPromotedMethod covers where the code behind a method comes from, which reflect reports alike
// for a method a type declares and one it takes from an embedded field.
func TestIsPromotedMethod(t *testing.T) {
	tests := []struct {
		name string
		typ  reflect.Type
		want bool
	}{
		{"declared on a value receiver", reflect.TypeOf(methodValue{}), false},
		{"declared on a pointer receiver", reflect.TypeOf(methodPointer{}), false},
		{"declared over an embedded field's", reflect.TypeOf(methodShadows{}), false},
		{"taken from an embedded value", reflect.TypeOf(methodEmbedsValue{}), true},
		{"taken from an embedded value, pointer receiver", reflect.TypeOf(methodEmbedsPointerReceiver{}), true},
		{"taken from an embedded pointer", reflect.TypeOf(methodEmbedsPointerField{}), true},
		{"taken from a field that took it", reflect.TypeOf(methodEmbedsTwice{}), true},
		{"taken from an embedded interface", reflect.TypeOf(methodEmbedsInterface{}), true},
	}

	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			assert.Equal(t, tt.want, isPromotedMethod(tt.typ, "Ping"))
		})
	}
}