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- /*
- * Copyright 2017 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
- #include "src/core/SkMakeUnique.h"
- #include "src/core/SkVptr.h"
- #include "tests/Test.h"
- namespace {
- struct Base {
- virtual ~Base() = default;
- virtual size_t val() const = 0;
- };
- struct SubclassA : public Base {
- SubclassA(size_t val) : fVal(val) {}
- size_t val() const override { return fVal; }
- size_t fVal;
- };
- struct SubclassB : public Base {
- SubclassB() {}
- size_t val() const override { return 42; }
- };
- }
- DEF_TEST(Vptr, r) {
- std::unique_ptr<Base> a = skstd::make_unique<SubclassA>(21),
- b = skstd::make_unique<SubclassB>(),
- c = skstd::make_unique<SubclassA>(22),
- d = skstd::make_unique<SubclassB>();
- // These 4 objects all have unique identities.
- REPORTER_ASSERT(r, a != b);
- REPORTER_ASSERT(r, a != c);
- REPORTER_ASSERT(r, a != d);
- REPORTER_ASSERT(r, b != c);
- REPORTER_ASSERT(r, b != d);
- REPORTER_ASSERT(r, c != d);
- // Only b and d have the same val().
- REPORTER_ASSERT(r, a->val() != b->val());
- REPORTER_ASSERT(r, a->val() != c->val());
- REPORTER_ASSERT(r, a->val() != d->val());
- REPORTER_ASSERT(r, b->val() != c->val());
- REPORTER_ASSERT(r, b->val() == d->val());
- REPORTER_ASSERT(r, c->val() != d->val());
- // SkVptr() returns the same value for objects of the same concrete type.
- REPORTER_ASSERT(r, SkVptr(*a) == SkVptr(*c));
- REPORTER_ASSERT(r, SkVptr(*b) == SkVptr(*d));
- REPORTER_ASSERT(r, SkVptr(*a) != SkVptr(*b));
- }
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