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Remove disabled float inf and nan tests. 

This CL removes the DISABLED writer tests for hex float infinity and
nan. The resolution is that these cannot be written in WGSL.

Change-Id: If7aef3a005ac438fdbd9d84c5843899d15c1a7ad
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/104469
Reviewed-by: David Neto <dneto@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>
Commit-Queue: Dan Sinclair <dsinclair@chromium.org>
This commit is contained in:
dan sinclair 2022-10-03 19:07:14 +00:00 committed by Dawn LUCI CQ
parent d94a10ba7e
commit e67c9f94d3
1 changed files with 0 additions and 20 deletions
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20
src/tint/writer/float_to_string_test.cc
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@ -186,25 +186,5 @@ TEST(FloatToBitPreservingStringTest, Infinity) {
EXPECT_EQ(FloatToBitPreservingString(MakeFloat(1, 255, 0)), "-0x1p+128");
}
// TODO(dneto): It's unclear how Infinity and NaN should be handled.
// https://github.com/gpuweb/gpuweb/issues/1769
// Windows x86-64 sets the high mantissa bit on NaNs.
// Disable NaN tests for now.
TEST(FloatToBitPreservingStringTest, DISABLED_NaN_MsbOnly) {
EXPECT_EQ(FloatToBitPreservingString(MakeFloat(0, 255, 0x400000)), "0x1.8p+128");
EXPECT_EQ(FloatToBitPreservingString(MakeFloat(1, 255, 0x400000)), "-0x1.8p+128");
}
TEST(FloatToBitPreservingStringTest, DISABLED_NaN_LsbOnly) {
EXPECT_EQ(FloatToBitPreservingString(MakeFloat(0, 255, 0x1)), "0x1.000002p+128");
EXPECT_EQ(FloatToBitPreservingString(MakeFloat(1, 255, 0x1)), "-0x1.000002p+128");
}
TEST(FloatToBitPreservingStringTest, DISABLED_NaN_NonMsb) {
EXPECT_EQ(FloatToBitPreservingString(MakeFloat(0, 255, 0x20101f)), "0x1.40203ep+128");
EXPECT_EQ(FloatToBitPreservingString(MakeFloat(1, 255, 0x20101f)), "-0x1.40203ep+128");
}
} // namespace
} // namespace tint::writer