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 /* * Copyright (c) 2018, 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. */ /** * @assertionA type T0 is a subtype of a type T1 (written T0 <: T1) when: * Positional Function Types: T0 is U0 Function(V0 x0, ..., Vn xn, [Vn+1 xn+1, ..., Vm xm]) * * and T1 is U1 Function(S0 y0, ..., * Sp yp, [Sp+1 yp+1, ..., Sq yq]) * and p >= n * and m >= q * and Si[Z0/Y0, ..., Zk/Yk] <: Vi[Z0/X0, ..., Zk/Xk] for i in 0...q * and U0[Z0/X0, ..., Zk/Xk] <: U1[Z0/Y0, ..., Zk/Yk] * and B0i[Z0/X0, ..., Zk/Xk] === B1i[Z0/Y0, ..., Zk/Yk] for i in 0...k * where the Zi are fresh type variables with bounds B0i[Z0/X0, ..., Zk/Xk] * @description Check that if T0 and T1 satisfies the rules above, then T0 is * subtype of T1. Test generic types when p == n and m == q * @author sgrekhov@unipro.ru */ /** * @description Check that if type T0 is a subtype of a type T1, then instance * of T0 can be be used as an argument of type T1. Test mixin members * @author sgrekhov@unipro.ru */ /* * This test is generated from positional_function_types_A41.dart and * arguments_binding_x03.dart. * Don't modify it. If you want to change this file, change one of the files * above and then run generator.dart to regenerate the tests. */ class A {} class C extends A {} class U {} class B0 {} class B1 {} class V0 {} class V1 {} class V2 {} class V3 {} class V4 {} typedef T0 = U, int> Function( V0 x0, V1 x1, [V2 x2, V3 x3]); typedef T1 = U Function( V0, int> y0, V1, int> y1, [V2, int> x2, V3, int> x3]); U, int> t0Func( V0 x0, V1 x1, [V2 x2, V3 x3]) => null; U t1Func( V0, int> y0, V1, int> y1, [V2, int> x2, V3, int> x3]) => null; T0 t0Instance = t0Func; T1 t1Instance = t1Func; class ArgumentsBindingMixin1_t03 { T1 m; void superTest(T1 val) {} void superTestPositioned(T1 val, [T1 val2]) {} void superTestNamed(T1 val, {T1 val2}) {} T1 get superGetter => m; void set superSetter(T1 val) {} } class ArgumentsBinding1_t03 extends Object with ArgumentsBindingMixin1_t03 { test(dynamic t1, dynamic t2) { superTest(t1); superTestPositioned(t1); superTestPositioned(t2, t1); superTestNamed(t1); superTestNamed(t2, val2: t1); superSetter = t1; m = t1; superGetter; } } class ArgumentsBindingMixin2_t03 { X m; void superTest(X val) {} void superTestPositioned(X val, [X val2]) {} void superTestNamed(X val, {X val2}) {} X get superGetter => m; void set superSetter(X val) {} } class ArgumentsBinding2_t03 extends Object with ArgumentsBindingMixin2_t03 { test(dynamic t1, dynamic t2) { superTest(t1); superTestPositioned(t1); superTestPositioned(t2, t1); superTestNamed(t1); superTestNamed(t2, val2: t1); superSetter = t1; m = t1; superGetter; } } main() { ArgumentsBinding1_t03 c1 = new ArgumentsBinding1_t03(); c1.test(t0Instance, t1Instance); c1.superTest(t0Instance); c1.superTestPositioned(t0Instance); c1.superTestPositioned(t1Instance, t0Instance); c1.superTestNamed(t0Instance); c1.superTestNamed(t1Instance, val2: t0Instance); c1.superSetter = t0Instance; c1.superGetter; // Test type parameters }