Function TestPatchOperator_Count

test/patch/patch_count_test.go:41–61

Test with operator overloading

(t *testing.T)

// Test with operator overloading
func TestPatchOperator_Count(t *testing.T) {
	patcher := countingPatcher{}

	_, err := expr.Compile(
		`5 + 5`,
		expr.Env(mock.Env{}),
		expr.Patch(&patcher),
		expr.Operator("+", "_intAdd"),
		expr.Function(
			"_intAdd",
			func(params ...any) (any, error) {
				return params[0].(int) + params[1].(int), nil
			},
			new(func(int, int) int),
		),
	)

	require.NoError(t, err)

	require.Equal(t, 2, patcher.PatchCount, "Patcher run an unexpected number of times during compile")
}