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Unified Diff: third_party/WebKit/Source/wtf/SaturatedArithmeticTest.cpp

Issue 1611343002: wtf reformat test Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: pydent Created 4 years, 11 months ago
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Index: third_party/WebKit/Source/wtf/SaturatedArithmeticTest.cpp
diff --git a/third_party/WebKit/Source/wtf/SaturatedArithmeticTest.cpp b/third_party/WebKit/Source/wtf/SaturatedArithmeticTest.cpp
index bacc48979fffc6ca90a10f3a9d9850ed1837cbb2..ea0ad0f0023f127ca546cf6afa453b8576494d41 100644
--- a/third_party/WebKit/Source/wtf/SaturatedArithmeticTest.cpp
+++ b/third_party/WebKit/Source/wtf/SaturatedArithmeticTest.cpp
@@ -35,123 +35,119 @@
namespace WTF {
-TEST(SaturatedArithmeticTest, Addition)
-{
- EXPECT_EQ(0, saturatedAddition(0, 0));
- EXPECT_EQ(1, saturatedAddition(0, 1));
- EXPECT_EQ(100, saturatedAddition(0, 100));
- EXPECT_EQ(150, saturatedAddition(100, 50));
-
- EXPECT_EQ(-1, saturatedAddition(0, -1));
- EXPECT_EQ(0, saturatedAddition(1, -1));
- EXPECT_EQ(50, saturatedAddition(100, -50));
- EXPECT_EQ(-50, saturatedAddition(50, -100));
-
- EXPECT_EQ(INT_MAX - 1, saturatedAddition(INT_MAX - 1, 0));
- EXPECT_EQ(INT_MAX, saturatedAddition(INT_MAX - 1, 1));
- EXPECT_EQ(INT_MAX, saturatedAddition(INT_MAX - 1, 2));
- EXPECT_EQ(INT_MAX - 1, saturatedAddition(0, INT_MAX - 1));
- EXPECT_EQ(INT_MAX, saturatedAddition(1, INT_MAX - 1));
- EXPECT_EQ(INT_MAX, saturatedAddition(2, INT_MAX - 1));
- EXPECT_EQ(INT_MAX, saturatedAddition(INT_MAX - 1, INT_MAX - 1));
- EXPECT_EQ(INT_MAX, saturatedAddition(INT_MAX, INT_MAX));
-
- EXPECT_EQ(INT_MIN, saturatedAddition(INT_MIN, 0));
- EXPECT_EQ(INT_MIN + 1, saturatedAddition(INT_MIN + 1, 0));
- EXPECT_EQ(INT_MIN + 2, saturatedAddition(INT_MIN + 1, 1));
- EXPECT_EQ(INT_MIN + 3, saturatedAddition(INT_MIN + 1, 2));
- EXPECT_EQ(INT_MIN, saturatedAddition(INT_MIN + 1, -1));
- EXPECT_EQ(INT_MIN, saturatedAddition(INT_MIN + 1, -2));
- EXPECT_EQ(INT_MIN + 1, saturatedAddition(0, INT_MIN + 1));
- EXPECT_EQ(INT_MIN, saturatedAddition(-1, INT_MIN + 1));
- EXPECT_EQ(INT_MIN, saturatedAddition(-2, INT_MIN + 1));
-
- EXPECT_EQ(INT_MAX / 2 + 10000, saturatedAddition(INT_MAX / 2, 10000));
- EXPECT_EQ(INT_MAX, saturatedAddition(INT_MAX / 2 + 1, INT_MAX / 2 + 1));
- EXPECT_EQ(-1, saturatedAddition(INT_MIN, INT_MAX));
+TEST(SaturatedArithmeticTest, Addition) {
+ EXPECT_EQ(0, saturatedAddition(0, 0));
+ EXPECT_EQ(1, saturatedAddition(0, 1));
+ EXPECT_EQ(100, saturatedAddition(0, 100));
+ EXPECT_EQ(150, saturatedAddition(100, 50));
+
+ EXPECT_EQ(-1, saturatedAddition(0, -1));
+ EXPECT_EQ(0, saturatedAddition(1, -1));
+ EXPECT_EQ(50, saturatedAddition(100, -50));
+ EXPECT_EQ(-50, saturatedAddition(50, -100));
+
+ EXPECT_EQ(INT_MAX - 1, saturatedAddition(INT_MAX - 1, 0));
+ EXPECT_EQ(INT_MAX, saturatedAddition(INT_MAX - 1, 1));
+ EXPECT_EQ(INT_MAX, saturatedAddition(INT_MAX - 1, 2));
+ EXPECT_EQ(INT_MAX - 1, saturatedAddition(0, INT_MAX - 1));
+ EXPECT_EQ(INT_MAX, saturatedAddition(1, INT_MAX - 1));
+ EXPECT_EQ(INT_MAX, saturatedAddition(2, INT_MAX - 1));
+ EXPECT_EQ(INT_MAX, saturatedAddition(INT_MAX - 1, INT_MAX - 1));
+ EXPECT_EQ(INT_MAX, saturatedAddition(INT_MAX, INT_MAX));
+
+ EXPECT_EQ(INT_MIN, saturatedAddition(INT_MIN, 0));
+ EXPECT_EQ(INT_MIN + 1, saturatedAddition(INT_MIN + 1, 0));
+ EXPECT_EQ(INT_MIN + 2, saturatedAddition(INT_MIN + 1, 1));
+ EXPECT_EQ(INT_MIN + 3, saturatedAddition(INT_MIN + 1, 2));
+ EXPECT_EQ(INT_MIN, saturatedAddition(INT_MIN + 1, -1));
+ EXPECT_EQ(INT_MIN, saturatedAddition(INT_MIN + 1, -2));
+ EXPECT_EQ(INT_MIN + 1, saturatedAddition(0, INT_MIN + 1));
+ EXPECT_EQ(INT_MIN, saturatedAddition(-1, INT_MIN + 1));
+ EXPECT_EQ(INT_MIN, saturatedAddition(-2, INT_MIN + 1));
+
+ EXPECT_EQ(INT_MAX / 2 + 10000, saturatedAddition(INT_MAX / 2, 10000));
+ EXPECT_EQ(INT_MAX, saturatedAddition(INT_MAX / 2 + 1, INT_MAX / 2 + 1));
+ EXPECT_EQ(-1, saturatedAddition(INT_MIN, INT_MAX));
}
-TEST(SaturatedArithmeticTest, Subtraction)
-{
- EXPECT_EQ(0, saturatedSubtraction(0, 0));
- EXPECT_EQ(-1, saturatedSubtraction(0, 1));
- EXPECT_EQ(-100, saturatedSubtraction(0, 100));
- EXPECT_EQ(50, saturatedSubtraction(100, 50));
-
- EXPECT_EQ(1, saturatedSubtraction(0, -1));
- EXPECT_EQ(2, saturatedSubtraction(1, -1));
- EXPECT_EQ(150, saturatedSubtraction(100, -50));
- EXPECT_EQ(150, saturatedSubtraction(50, -100));
-
- EXPECT_EQ(INT_MAX, saturatedSubtraction(INT_MAX, 0));
- EXPECT_EQ(INT_MAX - 1, saturatedSubtraction(INT_MAX, 1));
- EXPECT_EQ(INT_MAX - 1, saturatedSubtraction(INT_MAX - 1, 0));
- EXPECT_EQ(INT_MAX, saturatedSubtraction(INT_MAX - 1, -1));
- EXPECT_EQ(INT_MAX, saturatedSubtraction(INT_MAX - 1, -2));
- EXPECT_EQ(-INT_MAX + 1, saturatedSubtraction(0, INT_MAX - 1));
- EXPECT_EQ(-INT_MAX, saturatedSubtraction(-1, INT_MAX - 1));
- EXPECT_EQ(-INT_MAX - 1, saturatedSubtraction(-2, INT_MAX - 1));
- EXPECT_EQ(-INT_MAX - 1, saturatedSubtraction(-3, INT_MAX - 1));
-
- EXPECT_EQ(INT_MIN, saturatedSubtraction(INT_MIN, 0));
- EXPECT_EQ(INT_MIN + 1, saturatedSubtraction(INT_MIN + 1, 0));
- EXPECT_EQ(INT_MIN, saturatedSubtraction(INT_MIN + 1, 1));
- EXPECT_EQ(INT_MIN, saturatedSubtraction(INT_MIN + 1, 2));
-
- EXPECT_EQ(0, saturatedSubtraction(INT_MIN, INT_MIN));
- EXPECT_EQ(0, saturatedSubtraction(INT_MAX, INT_MAX));
- EXPECT_EQ(INT_MAX, saturatedSubtraction(INT_MAX, INT_MIN));
+TEST(SaturatedArithmeticTest, Subtraction) {
+ EXPECT_EQ(0, saturatedSubtraction(0, 0));
+ EXPECT_EQ(-1, saturatedSubtraction(0, 1));
+ EXPECT_EQ(-100, saturatedSubtraction(0, 100));
+ EXPECT_EQ(50, saturatedSubtraction(100, 50));
+
+ EXPECT_EQ(1, saturatedSubtraction(0, -1));
+ EXPECT_EQ(2, saturatedSubtraction(1, -1));
+ EXPECT_EQ(150, saturatedSubtraction(100, -50));
+ EXPECT_EQ(150, saturatedSubtraction(50, -100));
+
+ EXPECT_EQ(INT_MAX, saturatedSubtraction(INT_MAX, 0));
+ EXPECT_EQ(INT_MAX - 1, saturatedSubtraction(INT_MAX, 1));
+ EXPECT_EQ(INT_MAX - 1, saturatedSubtraction(INT_MAX - 1, 0));
+ EXPECT_EQ(INT_MAX, saturatedSubtraction(INT_MAX - 1, -1));
+ EXPECT_EQ(INT_MAX, saturatedSubtraction(INT_MAX - 1, -2));
+ EXPECT_EQ(-INT_MAX + 1, saturatedSubtraction(0, INT_MAX - 1));
+ EXPECT_EQ(-INT_MAX, saturatedSubtraction(-1, INT_MAX - 1));
+ EXPECT_EQ(-INT_MAX - 1, saturatedSubtraction(-2, INT_MAX - 1));
+ EXPECT_EQ(-INT_MAX - 1, saturatedSubtraction(-3, INT_MAX - 1));
+
+ EXPECT_EQ(INT_MIN, saturatedSubtraction(INT_MIN, 0));
+ EXPECT_EQ(INT_MIN + 1, saturatedSubtraction(INT_MIN + 1, 0));
+ EXPECT_EQ(INT_MIN, saturatedSubtraction(INT_MIN + 1, 1));
+ EXPECT_EQ(INT_MIN, saturatedSubtraction(INT_MIN + 1, 2));
+
+ EXPECT_EQ(0, saturatedSubtraction(INT_MIN, INT_MIN));
+ EXPECT_EQ(0, saturatedSubtraction(INT_MAX, INT_MAX));
+ EXPECT_EQ(INT_MAX, saturatedSubtraction(INT_MAX, INT_MIN));
}
-TEST(SaturatedArithmeticTest, SetSigned)
-{
- const int kFractionBits = 6;
- const int intMaxForLayoutUnit = INT_MAX >> kFractionBits;
- const int intMinForLayoutUnit = INT_MIN >> kFractionBits;
+TEST(SaturatedArithmeticTest, SetSigned) {
+ const int kFractionBits = 6;
+ const int intMaxForLayoutUnit = INT_MAX >> kFractionBits;
+ const int intMinForLayoutUnit = INT_MIN >> kFractionBits;
- EXPECT_EQ(0, saturatedSet<kFractionBits>(0));
+ EXPECT_EQ(0, saturatedSet<kFractionBits>(0));
- // Internally the max number we can represent (without saturating)
- // is all the (non-sign) bits set except for the bottom n fraction bits
- const int maxInternalRepresentation = INT_MAX ^ ((1 << kFractionBits)-1);
- EXPECT_EQ(maxInternalRepresentation,
- saturatedSet<kFractionBits>(intMaxForLayoutUnit));
+ // Internally the max number we can represent (without saturating)
+ // is all the (non-sign) bits set except for the bottom n fraction bits
+ const int maxInternalRepresentation = INT_MAX ^ ((1 << kFractionBits) - 1);
+ EXPECT_EQ(maxInternalRepresentation,
+ saturatedSet<kFractionBits>(intMaxForLayoutUnit));
- EXPECT_EQ(getMaxSaturatedSetResultForTesting(kFractionBits),
- saturatedSet<kFractionBits>(intMaxForLayoutUnit + 100));
+ EXPECT_EQ(getMaxSaturatedSetResultForTesting(kFractionBits),
+ saturatedSet<kFractionBits>(intMaxForLayoutUnit + 100));
- EXPECT_EQ((intMaxForLayoutUnit - 100) << kFractionBits,
- saturatedSet<kFractionBits>(intMaxForLayoutUnit - 100));
+ EXPECT_EQ((intMaxForLayoutUnit - 100) << kFractionBits,
+ saturatedSet<kFractionBits>(intMaxForLayoutUnit - 100));
- EXPECT_EQ(getMinSaturatedSetResultForTesting(kFractionBits),
- saturatedSet<kFractionBits>(intMinForLayoutUnit));
+ EXPECT_EQ(getMinSaturatedSetResultForTesting(kFractionBits),
+ saturatedSet<kFractionBits>(intMinForLayoutUnit));
- EXPECT_EQ(getMinSaturatedSetResultForTesting(kFractionBits),
- saturatedSet<kFractionBits>(intMinForLayoutUnit - 100));
+ EXPECT_EQ(getMinSaturatedSetResultForTesting(kFractionBits),
+ saturatedSet<kFractionBits>(intMinForLayoutUnit - 100));
- // Shifting negative numbers left has undefined behavior, so use
- // multiplication instead of direct shifting here.
- EXPECT_EQ((intMinForLayoutUnit + 100) * (1 << kFractionBits),
- saturatedSet<kFractionBits>(intMinForLayoutUnit + 100));
+ // Shifting negative numbers left has undefined behavior, so use
+ // multiplication instead of direct shifting here.
+ EXPECT_EQ((intMinForLayoutUnit + 100) * (1 << kFractionBits),
+ saturatedSet<kFractionBits>(intMinForLayoutUnit + 100));
}
-TEST(SaturatedArithmeticTest, SetUnsigned)
-{
- const int kFractionBits = 6;
- const int intMaxForLayoutUnit = INT_MAX >> kFractionBits;
+TEST(SaturatedArithmeticTest, SetUnsigned) {
+ const int kFractionBits = 6;
+ const int intMaxForLayoutUnit = INT_MAX >> kFractionBits;
- EXPECT_EQ(0, saturatedSet<kFractionBits>((unsigned)0));
+ EXPECT_EQ(0, saturatedSet<kFractionBits>((unsigned)0));
- EXPECT_EQ(getMaxSaturatedSetResultForTesting(kFractionBits),
- saturatedSet<kFractionBits>((unsigned)intMaxForLayoutUnit));
+ EXPECT_EQ(getMaxSaturatedSetResultForTesting(kFractionBits),
+ saturatedSet<kFractionBits>((unsigned)intMaxForLayoutUnit));
- const unsigned kOverflowed = intMaxForLayoutUnit + 100;
- EXPECT_EQ(getMaxSaturatedSetResultForTesting(kFractionBits),
- saturatedSet<kFractionBits>(kOverflowed));
+ const unsigned kOverflowed = intMaxForLayoutUnit + 100;
+ EXPECT_EQ(getMaxSaturatedSetResultForTesting(kFractionBits),
+ saturatedSet<kFractionBits>(kOverflowed));
- const unsigned kNotOverflowed = intMaxForLayoutUnit - 100;
- EXPECT_EQ((intMaxForLayoutUnit - 100) << kFractionBits,
- saturatedSet<kFractionBits>(kNotOverflowed));
+ const unsigned kNotOverflowed = intMaxForLayoutUnit - 100;
+ EXPECT_EQ((intMaxForLayoutUnit - 100) << kFractionBits,
+ saturatedSet<kFractionBits>(kNotOverflowed));
}
-} // namespace WTF
+} // namespace WTF
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