add cross-process option to gpipe

add unittests for reader32 and writer32



git-svn-id: http://skia.googlecode.com/svn/trunk@1397 2bbb7eff-a529-9590-31e7-b0007b416f81

1 files changed, 93 insertions, 0 deletions

diff --git a/tests/Reader32Test.cpp b/tests/Reader32Test.cpp
new file mode 100644
index 0000000000..f57df71d53
--- /dev/null
+++ b/tests/Reader32Test.cpp
@@ -0,0 +1,93 @@
+/*
+    Copyright 2011 Google Inc.
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+         http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+ */
+
+
+#include "SkReader32.h"
+#include "Test.h"
+
+static void assert_eof(skiatest::Reporter* reporter, const SkReader32& reader) {
+    REPORTER_ASSERT(reporter, reader.eof());
+    REPORTER_ASSERT(reporter, reader.size() == reader.offset());
+    REPORTER_ASSERT(reporter, (const char*)reader.peek() ==
+                    (const char*)reader.base() + reader.size());
+}
+
+static void assert_start(skiatest::Reporter* reporter, const SkReader32& reader) {
+    REPORTER_ASSERT(reporter, 0 == reader.offset());
+    REPORTER_ASSERT(reporter, reader.size() == reader.available());
+    REPORTER_ASSERT(reporter, reader.isAvailable(reader.size()));
+    REPORTER_ASSERT(reporter, !reader.isAvailable(reader.size() + 1));
+    REPORTER_ASSERT(reporter, reader.peek() == reader.base());
+}
+
+static void assert_empty(skiatest::Reporter* reporter, const SkReader32& reader) {
+    REPORTER_ASSERT(reporter, 0 == reader.size());
+    REPORTER_ASSERT(reporter, 0 == reader.offset());
+    REPORTER_ASSERT(reporter, 0 == reader.available());
+    REPORTER_ASSERT(reporter, !reader.isAvailable(1));
+    assert_eof(reporter, reader);
+    assert_start(reporter, reader);
+}
+
+static void Tests(skiatest::Reporter* reporter) {
+    SkReader32 reader;
+    assert_empty(reporter, reader);
+    REPORTER_ASSERT(reporter, NULL == reader.base());
+    REPORTER_ASSERT(reporter, NULL == reader.peek());
+
+    size_t i;
+
+    const int32_t data[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
+    const SkScalar data2[] = { 0, SK_Scalar1, -SK_Scalar1, SK_Scalar1/2 };
+    char buffer[SkMax32(sizeof(data), sizeof(data2))];
+
+    reader.setMemory(data, sizeof(data));
+    for (i = 0; i < SK_ARRAY_COUNT(data); ++i) {
+        REPORTER_ASSERT(reporter, sizeof(data) == reader.size());
+        REPORTER_ASSERT(reporter, i*4 == reader.offset());
+        REPORTER_ASSERT(reporter, (const void*)data == reader.base());
+        REPORTER_ASSERT(reporter, (const void*)&data[i] == reader.peek());
+        REPORTER_ASSERT(reporter, data[i] == reader.readInt());
+    }
+    assert_eof(reporter, reader);
+    reader.rewind();
+    assert_start(reporter, reader);
+    reader.read(buffer, sizeof(buffer));
+    REPORTER_ASSERT(reporter, !memcmp(data, buffer, sizeof(buffer)));
+
+    reader.setMemory(data2, sizeof(data2));
+    for (i = 0; i < SK_ARRAY_COUNT(data2); ++i) {
+        REPORTER_ASSERT(reporter, sizeof(data2) == reader.size());
+        REPORTER_ASSERT(reporter, i*4 == reader.offset());
+        REPORTER_ASSERT(reporter, (const void*)data2 == reader.base());
+        REPORTER_ASSERT(reporter, (const void*)&data2[i] == reader.peek());
+        REPORTER_ASSERT(reporter, data2[i] == reader.readScalar());
+    }
+    assert_eof(reporter, reader);
+    reader.rewind();
+    assert_start(reporter, reader);
+    reader.read(buffer, sizeof(buffer));
+    REPORTER_ASSERT(reporter, !memcmp(data2, buffer, sizeof(buffer)));
+
+    reader.setMemory(NULL, 0);
+    assert_empty(reporter, reader);
+    REPORTER_ASSERT(reporter, NULL == reader.base());
+    REPORTER_ASSERT(reporter, NULL == reader.peek());
+}
+
+#include "TestClassDef.h"
+DEFINE_TESTCLASS("Reader32", Reader32Class, Tests)
+