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// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
// Dart test program for testing optional named parameters.
// @dart = 2.9
import "package:expect/expect.dart";
class OptionalNamedParametersTest {
static int F00() {
return 0;
}
int f11() {
return 0;
}
static int F11(int a) {
return a;
}
int f22(int a) {
return a;
}
static int F10({int b: 20}) {
return b;
}
int f21({int b: 20}) {
return b;
}
static int F21(int a, {int b: 20}) {
return 100 * a + b;
}
int f32(int a, {int b: 20}) {
return 100 * a + b;
}
static int F31(int a, {int b: 20, int c: 30}) {
return 100 * (100 * a + b) + c;
}
int f42(int a, {int b: 20, int c: 30}) {
return 100 * (100 * a + b) + c;
}
static int F41(int a, {int b: 20, int c, int d: 40}) {
return 100 * (100 * (100 * a + b) + ((c != null) ? c : 0)) + d;
}
int f52(int a, {int b: 20, int c, int d: 40}) {
return 100 * (100 * (100 * a + b) + ((c != null) ? c : 0)) + d;
}
static void test() {
OptionalNamedParametersTest np = new OptionalNamedParametersTest();
Expect.equals(0, F00());
Expect.equals(0, np.f11());
Expect.equals(10, F11(10));
Expect.equals(10, np.f22(10));
Expect.equals(20, F10());
Expect.equals(20, np.f21());
Expect.equals(20, F10(20));
// ^^
// [analyzer] COMPILE_TIME_ERROR.EXTRA_POSITIONAL_ARGUMENTS_COULD_BE_NAMED
// ^^^^
// [cfe] Too many positional arguments: 0 allowed, but 1 found.
Expect.equals(20, np.f21(20));
// ^^
// [analyzer] COMPILE_TIME_ERROR.EXTRA_POSITIONAL_ARGUMENTS_COULD_BE_NAMED
// ^^^^
// [cfe] Too many positional arguments: 0 allowed, but 1 found.
Expect.equals(20, F10(b: 20));
Expect.equals(20, np.f21(b: 20));
Expect.equals(1020, F21(10));
Expect.equals(1020, np.f32(10));
Expect.equals(1025, F21(10, 25));
// ^^
// [analyzer] COMPILE_TIME_ERROR.EXTRA_POSITIONAL_ARGUMENTS_COULD_BE_NAMED
// ^^^^^^^^
// [cfe] Too many positional arguments: 1 allowed, but 2 found.
Expect.equals(1025, np.f32(10, 25));
// ^^
// [analyzer] COMPILE_TIME_ERROR.EXTRA_POSITIONAL_ARGUMENTS_COULD_BE_NAMED
// ^^^^^^^^
// [cfe] Too many positional arguments: 1 allowed, but 2 found.
Expect.equals(1025, F21(10, b: 25));
Expect.equals(1025, np.f32(10, b: 25));
Expect.equals(102030, F31(10));
Expect.equals(102030, np.f42(10));
Expect.equals(102530, F31(10, 25));
// ^^
// [analyzer] COMPILE_TIME_ERROR.EXTRA_POSITIONAL_ARGUMENTS_COULD_BE_NAMED
// ^^^^^^^^
// [cfe] Too many positional arguments: 1 allowed, but 2 found.
Expect.equals(102530, np.f42(10, 25));
// ^^
// [analyzer] COMPILE_TIME_ERROR.EXTRA_POSITIONAL_ARGUMENTS_COULD_BE_NAMED
// ^^^^^^^^
// [cfe] Too many positional arguments: 1 allowed, but 2 found.
Expect.equals(102530, F31(10, b: 25));
Expect.equals(102530, np.f42(10, b: 25));
Expect.equals(102035, F31(10, c: 35));
Expect.equals(102035, np.f42(10, c: 35));
Expect.equals(102535, F31(10, b: 25, c: 35));
Expect.equals(102535, np.f42(10, b: 25, c: 35));
Expect.equals(102535, F31(10, 25, c:35));
// ^^
// [analyzer] COMPILE_TIME_ERROR.EXTRA_POSITIONAL_ARGUMENTS_COULD_BE_NAMED
// ^^^^^^^^^^^^^^
// [cfe] Too many positional arguments: 1 allowed, but 2 found.
Expect.equals(102535, np.f42(10, 25, c:35));
// ^^
// [analyzer] COMPILE_TIME_ERROR.EXTRA_POSITIONAL_ARGUMENTS_COULD_BE_NAMED
// ^^^^^^^^^^^^^^
// [cfe] Too many positional arguments: 1 allowed, but 2 found.
Expect.equals(102535, F31(10, c: 35, b: 25));
Expect.equals(102535, np.f42(10, c: 35, b: 25));
Expect.equals(10200040, F41(10));
Expect.equals(10200040, np.f52(10));
Expect.equals(10203540, F41(10, c: 35));
Expect.equals(10203540, np.f52(10, c: 35));
Expect.equals(10250045, F41(10, d: 45, b: 25));
Expect.equals(10250045, F41(10, 25, d:45));
// ^^
// [analyzer] COMPILE_TIME_ERROR.EXTRA_POSITIONAL_ARGUMENTS_COULD_BE_NAMED
// ^^^^^^^^^^^^^^
// [cfe] Too many positional arguments: 1 allowed, but 2 found.
Expect.equals(10250045, np.f52(10, d: 45, b: 25));
Expect.equals(10253545, F41(10, d: 45, c: 35, b: 25));
Expect.equals(10253545, np.f52(10, d: 45, c: 35, b: 25));
}
}
main() {
OptionalNamedParametersTest.test();
}