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
diff --git a/tests/Reader32Test.cpp b/tests/Reader32Test.cpp
new file mode 100644
index 0000000..f57df71
--- /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)
+