diff options
author | mtklein <mtklein@chromium.org> | 2014-10-20 13:46:11 -0700 |
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committer | Commit bot <commit-bot@chromium.org> | 2014-10-20 13:46:11 -0700 |
commit | 1d932663e12dc5f56a66bb764c9f36eb3bab9502 (patch) | |
tree | 3341df9fb664e489586f32203379e13f69a9c0dc /tests | |
parent | 41966d49b0cc9dd2250dac4417ed3b365fb6d704 (diff) |
SkLazyPtr suitable as a local or class member.
BUG=skia:
Review URL: https://codereview.chromium.org/653183006
Diffstat (limited to 'tests')
-rw-r--r-- | tests/LazyPtr.cpp | 48 | ||||
-rw-r--r-- | tests/OnceTest.cpp | 4 |
2 files changed, 52 insertions, 0 deletions
diff --git a/tests/LazyPtr.cpp b/tests/LazyPtr.cpp new file mode 100644 index 0000000000..ff235e6ed3 --- /dev/null +++ b/tests/LazyPtr.cpp @@ -0,0 +1,48 @@ +#include "Test.h" +#include "SkLazyPtr.h" +#include "SkTaskGroup.h" + +DEF_TEST(LazyPtr, r) { + SkLazyPtr<int> lazy; + int* ptr = lazy.get(); + + REPORTER_ASSERT(r, ptr); + REPORTER_ASSERT(r, lazy.get() == ptr); + + SkLazyPtr<double> neverRead; +} + +namespace { + +struct Racer : public SkRunnable { + Racer() : fLazy(NULL), fSeen(NULL) {} + + virtual void run() SK_OVERRIDE { fSeen = fLazy->get(); } + + SkLazyPtr<int>* fLazy; + int* fSeen; +}; + +} // namespace + +DEF_TEST(LazyPtr_Threaded, r) { + static const int kRacers = 321; + + SkLazyPtr<int> lazy; + + Racer racers[kRacers]; + for (int i = 0; i < kRacers; i++) { + racers[i].fLazy = &lazy; + } + + SkTaskGroup tg; + for (int i = 0; i < kRacers; i++) { + tg.add(racers + i); + } + tg.wait(); + + for (int i = 1; i < kRacers; i++) { + REPORTER_ASSERT(r, racers[i].fSeen); + REPORTER_ASSERT(r, racers[i].fSeen == racers[0].fSeen); + } +} diff --git a/tests/OnceTest.cpp b/tests/OnceTest.cpp index 192abaaee3..e2711f00bb 100644 --- a/tests/OnceTest.cpp +++ b/tests/OnceTest.cpp @@ -31,6 +31,8 @@ static void add_six(int* x) { *x += 6; } +namespace { + class Racer : public SkRunnable { public: SkOnceFlag* once; @@ -41,6 +43,8 @@ public: } }; +} // namespace + DEF_TEST(SkOnce_Multithreaded, r) { const int kTasks = 16; |