diff options
author | vandebo@chromium.org <vandebo@chromium.org@2bbb7eff-a529-9590-31e7-b0007b416f81> | 2011-05-03 16:26:09 +0000 |
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committer | vandebo@chromium.org <vandebo@chromium.org@2bbb7eff-a529-9590-31e7-b0007b416f81> | 2011-05-03 16:26:09 +0000 |
commit | 1e1c36f4f89ad39e1d248edb745919e493242c68 (patch) | |
tree | c72e9f4deff46051e93f7c5bd0cccf2beb80ae45 /tests | |
parent | 7894b92b57b19d0e80e2e0187064fc9e8862d621 (diff) |
Add comparison and assignment to SkClipStack (and fix an optimization bug).
Review URL: http://codereview.appspot.com/4423085
git-svn-id: http://skia.googlecode.com/svn/trunk@1230 2bbb7eff-a529-9590-31e7-b0007b416f81
Diffstat (limited to 'tests')
-rw-r--r-- | tests/ClipStackTest.cpp | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/tests/ClipStackTest.cpp b/tests/ClipStackTest.cpp index e3c95b417d..4ef33ff35b 100644 --- a/tests/ClipStackTest.cpp +++ b/tests/ClipStackTest.cpp @@ -1,5 +1,81 @@ #include "Test.h" #include "SkClipStack.h" +#include "SkPath.h" +#include "SkRect.h" + +static void test_assign_and_comparison(skiatest::Reporter* reporter) { + SkClipStack s; + + // Build up a clip stack with a path, an empty clip, and a rect. + s.save(); + SkPath p; + p.moveTo(5, 6); + p.lineTo(7, 8); + p.lineTo(5, 9); + p.close(); + s.clipDevPath(p); + + s.save(); + SkRect r = SkRect::MakeLTRB(1, 2, 3, 4); + s.clipDevRect(r); + r = SkRect::MakeLTRB(10, 11, 12, 13); + s.clipDevRect(r); + + s.save(); + r = SkRect::MakeLTRB(14, 15, 16, 17); + s.clipDevRect(r, SkRegion::kUnion_Op); + + // Test that assignment works. + SkClipStack copy = s; + REPORTER_ASSERT(reporter, s == copy); + + // Test that different save levels triggers not equal. + s.restore(); + REPORTER_ASSERT(reporter, s != copy); + + // Test that an equal, but not copied version is equal. + s.save(); + r = SkRect::MakeLTRB(14, 15, 16, 17); + s.clipDevRect(r, SkRegion::kUnion_Op); + REPORTER_ASSERT(reporter, s == copy); + + // Test that a different op on one level triggers not equal. + s.restore(); + s.save(); + r = SkRect::MakeLTRB(14, 15, 16, 17); + s.clipDevRect(r); + REPORTER_ASSERT(reporter, s != copy); + + // Test that different state (clip type) triggers not equal. + s.restore(); + s.save(); + SkPath rp; + rp.addRect(r); + s.clipDevPath(rp, SkRegion::kUnion_Op); + REPORTER_ASSERT(reporter, s != copy); + + // Test that different rects triggers not equal. + s.restore(); + s.save(); + r = SkRect::MakeLTRB(24, 25, 26, 27); + s.clipDevRect(r, SkRegion::kUnion_Op); + REPORTER_ASSERT(reporter, s != copy); + + // Sanity check + s.restore(); + copy.restore(); + REPORTER_ASSERT(reporter, s == copy); + s.restore(); + copy.restore(); + REPORTER_ASSERT(reporter, s == copy); + + // Test that different paths triggers not equal. + s.restore(); + s.save(); + p.addRect(r); + s.clipDevPath(p); + REPORTER_ASSERT(reporter, s != copy); +} static void assert_count(skiatest::Reporter* reporter, const SkClipStack& stack, int count) { @@ -43,6 +119,8 @@ static void TestClipStack(skiatest::Reporter* reporter) { stack.reset(); assert_count(reporter, stack, 0); + + test_assign_and_comparison(reporter); } #include "TestClassDef.h" |