Function TestConstructor_Invoke

component/constructor_test.go:99–191

(t *testing.T)

}

func TestConstructor_Invoke(t *testing.T) {
	testCases := []struct {
		name          string
		constructorFn ConstructorFunc
		inputs        []any

		wantOutType reflect.Type
		wantErr     error
	}{
		{
			name:          "invalid parameter count",
			constructorFn: NewAnotherComponent,
			wantErr:       errors.New("invalid parameter count, expected 1 but got 0"),
		},
		{
			name:          "invalid parameter",
			constructorFn: NewAnotherComponent,
			inputs: []any{
				"invalid parameter",
			},
			wantErr: errors.New("expected DependentComponent but got string at index 0"),
		},
		{
			name:          "nil parameter",
			constructorFn: NewAnotherComponent,
			inputs: []any{
				nil,
			},
			wantOutType: reflect.TypeFor[*AnotherComponent](),
		},
		{
			name:          "valid constructor",
			constructorFn: NewAnotherComponent,
			inputs: []any{
				DependentComponent{},
			},
			wantOutType: reflect.TypeFor[*AnotherComponent](),
		},
		{
			name: "invalid variadic parameter",
			constructorFn: func(dependents ...DependentComponent) *AnotherComponent {
				return &AnotherComponent{}
			},
			inputs: []any{
				"invalid parameter",
			},
			wantErr: errors.New("expected DependentComponent but got string at index 0"),
		},
		{
			name: "nil variadic parameter",
			constructorFn: func(dependents ...DependentComponent) *AnotherComponent {
				return &AnotherComponent{}
			},
			inputs: []any{
				nil,
			},
			wantOutType: reflect.TypeFor[*AnotherComponent](),
		},