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authorMoonchild <moonchild@palemoon.org>2020-06-08 18:12:08 +0000
committerMoonchild <moonchild@palemoon.org>2020-06-08 18:12:08 +0000
commitb0901eb0990191e1f063bfa13cb11701571612fd (patch)
treea2bf352e4f2cb73fc2000636ea8c2aec0130e82a /image/test/gtest/TestCopyOnWrite.cpp
parente8bdf27ac712ffca8fd680100f3c7d4b33241e49 (diff)
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Issue #439 - Remove, fix and clean up automated tests
With the big amount of code churn around DOM a lot of tests broke severely enough that they caused build bustage. This commit cleans up, removes or otherwise fixes tests that are broken, no longer relevant or obsolete.
Diffstat (limited to 'image/test/gtest/TestCopyOnWrite.cpp')
-rw-r--r--image/test/gtest/TestCopyOnWrite.cpp235
1 files changed, 0 insertions, 235 deletions
diff --git a/image/test/gtest/TestCopyOnWrite.cpp b/image/test/gtest/TestCopyOnWrite.cpp
deleted file mode 100644
index 0d420b672..000000000
--- a/image/test/gtest/TestCopyOnWrite.cpp
+++ /dev/null
@@ -1,235 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-#include "gtest/gtest.h"
-
-#include "CopyOnWrite.h"
-
-using namespace mozilla;
-using namespace mozilla::image;
-
-struct ValueStats
-{
- int32_t mCopies = 0;
- int32_t mFrees = 0;
- int32_t mCalls = 0;
- int32_t mConstCalls = 0;
- int32_t mSerial = 0;
-};
-
-struct Value
-{
- NS_INLINE_DECL_REFCOUNTING(Value)
-
- explicit Value(ValueStats& aStats)
- : mStats(aStats)
- , mSerial(mStats.mSerial++)
- { }
-
- Value(const Value& aOther)
- : mStats(aOther.mStats)
- , mSerial(mStats.mSerial++)
- {
- mStats.mCopies++;
- }
-
- void Go() { mStats.mCalls++; }
- void Go() const { mStats.mConstCalls++; }
-
- int32_t Serial() const { return mSerial; }
-
-protected:
- ~Value() { mStats.mFrees++; }
-
-private:
- ValueStats& mStats;
- int32_t mSerial;
-};
-
-TEST(ImageCopyOnWrite, Read)
-{
- ValueStats stats;
-
- {
- CopyOnWrite<Value> cow(new Value(stats));
-
- EXPECT_EQ(0, stats.mCopies);
- EXPECT_EQ(0, stats.mFrees);
- EXPECT_TRUE(cow.CanRead());
-
- cow.Read([&](const Value* aValue) {
- EXPECT_EQ(0, stats.mCopies);
- EXPECT_EQ(0, stats.mFrees);
- EXPECT_EQ(0, aValue->Serial());
- EXPECT_TRUE(cow.CanRead());
- EXPECT_TRUE(cow.CanWrite());
-
- aValue->Go();
-
- EXPECT_EQ(0, stats.mCalls);
- EXPECT_EQ(1, stats.mConstCalls);
- });
-
- EXPECT_EQ(0, stats.mCopies);
- EXPECT_EQ(0, stats.mFrees);
- EXPECT_EQ(0, stats.mCalls);
- EXPECT_EQ(1, stats.mConstCalls);
- }
-
- EXPECT_EQ(0, stats.mCopies);
- EXPECT_EQ(1, stats.mFrees);
-}
-
-TEST(ImageCopyOnWrite, RecursiveRead)
-{
- ValueStats stats;
-
- {
- CopyOnWrite<Value> cow(new Value(stats));
-
- EXPECT_EQ(0, stats.mCopies);
- EXPECT_EQ(0, stats.mFrees);
- EXPECT_TRUE(cow.CanRead());
-
- cow.Read([&](const Value* aValue) {
- EXPECT_EQ(0, stats.mCopies);
- EXPECT_EQ(0, stats.mFrees);
- EXPECT_EQ(0, aValue->Serial());
- EXPECT_TRUE(cow.CanRead());
- EXPECT_TRUE(cow.CanWrite());
-
- // Make sure that Read() inside a Read() succeeds.
- cow.Read([&](const Value* aValue) {
- EXPECT_EQ(0, stats.mCopies);
- EXPECT_EQ(0, stats.mFrees);
- EXPECT_EQ(0, aValue->Serial());
- EXPECT_TRUE(cow.CanRead());
- EXPECT_TRUE(cow.CanWrite());
-
- aValue->Go();
-
- EXPECT_EQ(0, stats.mCalls);
- EXPECT_EQ(1, stats.mConstCalls);
- }, []() {
- // This gets called if we can't read. We shouldn't get here.
- EXPECT_TRUE(false);
- });
- });
-
- EXPECT_EQ(0, stats.mCopies);
- EXPECT_EQ(0, stats.mFrees);
- EXPECT_EQ(0, stats.mCalls);
- EXPECT_EQ(1, stats.mConstCalls);
- }
-
- EXPECT_EQ(0, stats.mCopies);
- EXPECT_EQ(1, stats.mFrees);
-}
-
-TEST(ImageCopyOnWrite, Write)
-{
- ValueStats stats;
-
- {
- CopyOnWrite<Value> cow(new Value(stats));
-
- EXPECT_EQ(0, stats.mCopies);
- EXPECT_EQ(0, stats.mFrees);
- EXPECT_TRUE(cow.CanRead());
- EXPECT_TRUE(cow.CanWrite());
-
- cow.Write([&](Value* aValue) {
- EXPECT_EQ(0, stats.mCopies);
- EXPECT_EQ(0, stats.mFrees);
- EXPECT_EQ(0, aValue->Serial());
- EXPECT_TRUE(!cow.CanRead());
- EXPECT_TRUE(!cow.CanWrite());
-
- aValue->Go();
-
- EXPECT_EQ(1, stats.mCalls);
- EXPECT_EQ(0, stats.mConstCalls);
- });
-
- EXPECT_EQ(0, stats.mCopies);
- EXPECT_EQ(0, stats.mFrees);
- EXPECT_EQ(1, stats.mCalls);
- EXPECT_EQ(0, stats.mConstCalls);
- }
-
- EXPECT_EQ(0, stats.mCopies);
- EXPECT_EQ(1, stats.mFrees);
-}
-
-TEST(ImageCopyOnWrite, WriteRecursive)
-{
- ValueStats stats;
-
- {
- CopyOnWrite<Value> cow(new Value(stats));
-
- EXPECT_EQ(0, stats.mCopies);
- EXPECT_EQ(0, stats.mFrees);
- EXPECT_TRUE(cow.CanRead());
- EXPECT_TRUE(cow.CanWrite());
-
- cow.Read([&](const Value* aValue) {
- EXPECT_EQ(0, stats.mCopies);
- EXPECT_EQ(0, stats.mFrees);
- EXPECT_EQ(0, aValue->Serial());
- EXPECT_TRUE(cow.CanRead());
- EXPECT_TRUE(cow.CanWrite());
-
- // Make sure Write() inside a Read() succeeds.
- cow.Write([&](Value* aValue) {
- EXPECT_EQ(1, stats.mCopies);
- EXPECT_EQ(0, stats.mFrees);
- EXPECT_EQ(1, aValue->Serial());
- EXPECT_TRUE(!cow.CanRead());
- EXPECT_TRUE(!cow.CanWrite());
-
- aValue->Go();
-
- EXPECT_EQ(1, stats.mCalls);
- EXPECT_EQ(0, stats.mConstCalls);
-
- // Make sure Read() inside a Write() fails.
- cow.Read([](const Value* aValue) {
- // This gets called if we can read. We shouldn't get here.
- EXPECT_TRUE(false);
- }, []() {
- // This gets called if we can't read. We *should* get here.
- EXPECT_TRUE(true);
- });
-
- // Make sure Write() inside a Write() fails.
- cow.Write([](Value* aValue) {
- // This gets called if we can write. We shouldn't get here.
- EXPECT_TRUE(false);
- }, []() {
- // This gets called if we can't write. We *should* get here.
- EXPECT_TRUE(true);
- });
- }, []() {
- // This gets called if we can't write. We shouldn't get here.
- EXPECT_TRUE(false);
- });
-
- aValue->Go();
-
- EXPECT_EQ(1, stats.mCopies);
- EXPECT_EQ(0, stats.mFrees);
- EXPECT_EQ(1, stats.mCalls);
- EXPECT_EQ(1, stats.mConstCalls);
- });
-
- EXPECT_EQ(1, stats.mCopies);
- EXPECT_EQ(1, stats.mFrees);
- EXPECT_EQ(1, stats.mCalls);
- EXPECT_EQ(1, stats.mConstCalls);
- }
-
- EXPECT_EQ(1, stats.mCopies);
- EXPECT_EQ(2, stats.mFrees);
-}