blob: 2b8fee2404573627e898a7c2ebb7e8e8f1ebed30 [file] [log] [blame]
// Copyright (c) 2011, 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.
// VMOptions=--optimization-counter-threshold=10
import "package:expect/expect.dart";
class MyException {}
class MyException1 extends MyException {}
class MyException2 extends MyException {}
class TryCatchTest {
static void test1() {
var foo = 0;
try {
throw new MyException1();
} on MyException2 catch (e) {
foo = 1;
} on MyException1 catch (e) {
foo = 2;
} on MyException catch (e) {
foo = 3;
}
Expect.equals(2, foo);
}
static void test2() {
var foo = 0;
try {
throw new MyException1();
} on MyException2 catch (e) {
foo = 1;
} on MyException catch (e) {
foo = 2;
} on MyException1 catch (e) {
foo = 3;
}
Expect.equals(2, foo);
}
static void test3() {
var foo = 0;
try {
throw new MyException();
} on MyException2 catch (e) {
foo = 1;
} on MyException1 catch (e) {
foo = 2;
} on MyException catch (e) {
foo = 3;
}
Expect.equals(3, foo);
}
static void test4() {
var foo = 0;
try {
try {
throw new MyException();
} on MyException2 catch (e) {
foo = 1;
} on MyException1 catch (e) {
foo = 2;
}
} on MyException catch (e) {
Expect.equals(0, foo);
foo = 3;
}
Expect.equals(3, foo);
}
static void test5() {
var foo = 0;
try {
throw new MyException1();
} on MyException2 catch (e) {
foo = 1;
} catch (e) {
foo = 2;
}
Expect.equals(2, foo);
}
static void test6() {
var foo = 0;
try {
throw new MyException();
} on MyException2 catch (e) {
foo = 1;
} on MyException1 catch (e) {
foo = 2;
} catch (e) {
foo = 3;
}
Expect.equals(3, foo);
}
static void test7() {
var foo = 0;
try {
try {
throw new MyException();
} on MyException2 catch (e) {
foo = 1;
} on MyException1 catch (e) {
foo = 2;
}
} catch (e) {
Expect.equals(0, foo);
foo = 3;
}
Expect.equals(3, foo);
}
static void test8() {
var e = 3;
var caught = false;
try {
throw new MyException();
} catch (exc) {
caught = true;
}
Expect.equals(true, caught);
Expect.equals(3, e);
}
static void test9() {
dynamic e = 6;
try {
throw "up";
} on String {
e = "s";
} on int {
e = "i";
}
Expect.equals("s", e);
}
static void test10() {
try {
throw "up";
} on String catch (e) {
var e = 1; // ok, shadows exception variable.
Expect.equals(1, e);
}
}
static void test11() {
var e0 = 11;
try {
throw "up";
} on int catch (e0) {
Expect.fail("unreachable");
} on String catch (e1) {
// e0 from the other catch clause is not in scope.
Expect.equals(11, e0);
}
}
static void test12() {
const x = const [];
try {
throw "up";
} catch (e) {
Expect.equals("up", e);
} on String catch (e) {
// Compile-time constants in unreachable catch blocks are still
// compiled.
const y = x[0];
// ^^^^
// [analyzer] COMPILE_TIME_ERROR.CONST_INITIALIZED_WITH_NON_CONSTANT_VALUE
// ^
// [cfe] Constant evaluation error:
Expect.fail("unreachable");
}
}
static void testMain() {
test1();
test2();
test3();
test4();
test5();
test6();
test7();
test8();
test9();
test10();
test11();
test12();
}
}
main() {
for (var i = 0; i < 20; i++) {
TryCatchTest.testMain();
}
}