Add assert-in-initializer-list to formal specification.

tests/language/assertion_initializer_test.dart

Index: tests/language/assertion_initializer_test.dart
diff --git a/tests/language/assertion_initializer_test.dart b/tests/language/assertion_initializer_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..45369802b96bc1545aad154329cfb6076e259fdf
--- /dev/null
+++ b/tests/language/assertion_initializer_test.dart
@@ -0,0 +1,140 @@
+// Copyright (c) 201, the Dart project authors.  Please see the AUTHORS file

[eernst, 2017/07/03 16:36:37]

Typo: `2017`.

[Lasse Reichstein Nielsen, 2017/07/10 10:57:02]

Done.

+// 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=--assert_initializer
+//
+// Dart test program testing assert statements.
+
+import "package:expect/expect.dart";
+
+class C {
+  static bool check(x, y) => x < y;
+  static bool staticTrue() => true;
+  final int x;
+  const C(this.x);
+
+  C.c01(this.x, y) : assert(x < y);
+  C.c02(x, y) : x = x, assert(x < y);
+  C.c03(x, y) : assert(x < y), x = x;
+  C.c04(this.x, y) : super(), assert(x < y);
+  C.c05(this.x, y) : assert(x < y), super();
+  C.c06(x, y) : x = x, super(), assert(x < y);
+  C.c07(x, y) : assert(x < y), super(), x = x;
+  C.c08(x, y) : assert(x < y), super(), x = x, assert(y > x);
+  C.c09(this.x, y) : assert(x < y, "$x < $y");
+  C.c10(this.x, y) : assert(x < y,);
+  C.c11(this.x, y) : assert(x < y, "$x < $y",);
+
+  const C.cc01(this.x, y) : assert(x < y);
+  const C.cc02(x, y) : x = x, assert(x < y);
+  const C.cc03(x, y) : assert(x < y), x = x;
+  const C.cc04(this.x, y) : super(), assert(x < y);
+  const C.cc05(this.x, y) : assert(x < y), super();
+  const C.cc06(x, y) : x = x, super(), assert(x < y);
+  const C.cc07(x, y) : assert(x < y), super(), x = x;
+  const C.cc08(x, y) : assert(x < y), super(), x = x, assert(y > x);
+  const C.cc09(this.x, y) : assert(x < y, "$x < $y");
+  const C.cc10(this.x, y) : assert(x < y,);
+  const C.cc11(this.x, y) : assert(x < y, "$x < $y",);
+
+  C.nc01(this.x, y) : assert(check(x, y));
+  C.nc02(x, y) : x = x, assert(check(x, y));
+  C.nc03(x, y) : assert(check(x, y)), x = x;
+  C.nc04(this.x, y) : super(), assert(check(x, y));
+  C.nc05(this.x, y) : assert(check(x, y)), super();
+  C.nc06(x, y) : x = x, super(), assert(check(x, y));
+  C.nc07(x, y) : assert(check(x, y)), super(), x = x;
+  C.nc08(x, y) : assert(check(x, y)), super(), x = x, assert(y > x);
+  C.nc09(this.x, y) : assert(check(x, y), "$x < $y");
+  C.nc10(this.x, y) : assert(check(x, y),);
+  C.nc11(this.x, y) : assert(check(x, y), "$x < $y",);
+
+  C.fc01(this.x, y) : assert(() => x < y);
+  C.fc02(x, y) : x = x, assert(() => x < y);
+  C.fc03(x, y) : assert(() => x < y), x = x;
+  C.fc04(this.x, y) : super(), assert(() => x < y);
+  C.fc05(this.x, y) : assert(() => x < y), super();
+  C.fc06(x, y) : x = x, super(), assert(() => x < y);
+  C.fc07(x, y) : assert(() => x < y), super(), x = x;
+  C.fc08(x, y) : assert(() => x < y), super(), x = x, assert(y > x);
+  C.fc09(this.x, y) : assert(() => x < y, "$x < $y");
+  C.fc10(this.x, y) : assert(() => x < y,);
+  C.fc11(this.x, y) : assert(() => x < y, "$x < $y",);
+}
+
+
+main() {
+  // Test all constructors with both succeeding and failing asserts.
+  test(1, 2);
+  test(2, 1);
+
+  const c1 = const C(1);
+
+  // Asserts do not affect canonization.
+  Expect.identical(c1, const C.cc01(1, 2));
+  Expect.identical(c1, const C.cc02(1, 2));
+  Expect.identical(c1, const C.cc03(1, 2));
+  Expect.identical(c1, const C.cc04(1, 2));
+  Expect.identical(c1, const C.cc05(1, 2));
+  Expect.identical(c1, const C.cc06(1, 2));
+  Expect.identical(c1, const C.cc07(1, 2));
+  Expect.identical(c1, const C.cc08(1, 2));
+  Expect.identical(c1, const C.cc09(1, 2));
+  Expect.identical(c1, const C.cc10(1, 2));
+  Expect.identical(c1, const C.cc11(1, 2));
+}
+
+void test(int x, int y) {
+  bool checkedMode = false;
+  assert(checkedMode = true);
+
+  bool Function(C Function()) doTest = (checkedMode && x >= y)
+    ? (f) { Expect.throws(f, (e) => e is AssertionError); }
+    : (f) { Expect.equals(x, f().x); };
+
+  doTest(() => new C.c01(x, y));
+  doTest(() => new C.c02(x, y));
+  doTest(() => new C.c03(x, y));
+  doTest(() => new C.c04(x, y));
+  doTest(() => new C.c05(x, y));
+  doTest(() => new C.c06(x, y));
+  doTest(() => new C.c07(x, y));
+  doTest(() => new C.c08(x, y));
+  doTest(() => new C.c09(x, y));
+  doTest(() => new C.c10(x, y));
+  doTest(() => new C.c11(x, y));
+  doTest(() => new C.cc01(x, y));
+  doTest(() => new C.cc02(x, y));
+  doTest(() => new C.cc03(x, y));
+  doTest(() => new C.cc04(x, y));
+  doTest(() => new C.cc05(x, y));
+  doTest(() => new C.cc06(x, y));
+  doTest(() => new C.cc07(x, y));
+  doTest(() => new C.cc08(x, y));
+  doTest(() => new C.cc09(x, y));
+  doTest(() => new C.cc10(x, y));
+  doTest(() => new C.cc11(x, y));
+  doTest(() => new C.nc01(x, y));
+  doTest(() => new C.nc02(x, y));
+  doTest(() => new C.nc03(x, y));
+  doTest(() => new C.nc04(x, y));
+  doTest(() => new C.nc05(x, y));
+  doTest(() => new C.nc06(x, y));
+  doTest(() => new C.nc07(x, y));
+  doTest(() => new C.nc08(x, y));
+  doTest(() => new C.nc09(x, y));
+  doTest(() => new C.nc10(x, y));
+  doTest(() => new C.nc11(x, y));
+  doTest(() => new C.fc01(x, y));
+  doTest(() => new C.fc02(x, y));
+  doTest(() => new C.fc03(x, y));
+  doTest(() => new C.fc04(x, y));
+  doTest(() => new C.fc05(x, y));
+  doTest(() => new C.fc06(x, y));
+  doTest(() => new C.fc07(x, y));
+  doTest(() => new C.fc08(x, y));
+  doTest(() => new C.fc09(x, y));
+  doTest(() => new C.fc10(x, y));
+  doTest(() => new C.fc11(x, y));
+}
+