/* * Copyright (C) 2010 The Android Open Source Project * * 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 #include "Test.h" #include "SkPDFCatalog.h" #include "SkPDFStream.h" #include "SkPDFTypes.h" #include "SkScalar.h" #include "SkStream.h" static void CheckObjectOutput(skiatest::Reporter* reporter, SkPDFObject* obj, const std::string& representation, bool indirect) { size_t directSize = obj->getOutputSize(NULL, false); REPORTER_ASSERT(reporter, directSize == representation.size()); SkDynamicMemoryWStream buffer; obj->emitObject(&buffer, NULL, false); REPORTER_ASSERT(reporter, directSize == buffer.getOffset()); REPORTER_ASSERT(reporter, memcmp(buffer.getStream(), representation.c_str(), directSize) == 0); if (indirect) { // Indirect output. static char header[] = "1 0 obj\n"; static size_t headerLen = strlen(header); static char footer[] = "\nendobj\n"; static size_t footerLen = strlen(footer); SkPDFCatalog catalog; catalog.addObject(obj, false); size_t indirectSize = obj->getOutputSize(&catalog, true); REPORTER_ASSERT(reporter, indirectSize == directSize + headerLen + footerLen); buffer.reset(); obj->emitObject(&buffer, &catalog, true); REPORTER_ASSERT(reporter, indirectSize == buffer.getOffset()); REPORTER_ASSERT(reporter, memcmp(buffer.getStream(), header, headerLen) == 0); REPORTER_ASSERT(reporter, memcmp(buffer.getStream() + headerLen, representation.c_str(), directSize) == 0); REPORTER_ASSERT(reporter, memcmp(buffer.getStream() + headerLen + directSize, footer, footerLen) == 0); } } static void TestCatalog(skiatest::Reporter* reporter) { SkPDFCatalog catalog; SkRefPtr int1 = new SkPDFInt(1); int1->unref(); // SkRefPtr and new both took a reference. SkRefPtr int2 = new SkPDFInt(2); int2->unref(); // SkRefPtr and new both took a reference. SkRefPtr int3 = new SkPDFInt(3); int3->unref(); // SkRefPtr and new both took a reference. SkRefPtr int1Again(int1.get()); catalog.addObject(int1.get(), false); catalog.addObject(int2.get(), false); catalog.addObject(int3.get(), false); REPORTER_ASSERT(reporter, catalog.getObjectNumberSize(int1.get()) == 3); REPORTER_ASSERT(reporter, catalog.getObjectNumberSize(int2.get()) == 3); REPORTER_ASSERT(reporter, catalog.getObjectNumberSize(int3.get()) == 3); SkDynamicMemoryWStream buffer; catalog.emitObjectNumber(&buffer, int1.get()); catalog.emitObjectNumber(&buffer, int2.get()); catalog.emitObjectNumber(&buffer, int3.get()); catalog.emitObjectNumber(&buffer, int1Again.get()); char expectedResult[] = "1 02 03 01 0"; REPORTER_ASSERT(reporter, memcmp(buffer.getStream(), expectedResult, strlen(expectedResult)) == 0); } static void TestObjectRef(skiatest::Reporter* reporter) { SkRefPtr int1 = new SkPDFInt(1); int1->unref(); // SkRefPtr and new both took a reference. SkRefPtr int2 = new SkPDFInt(2); int2->unref(); // SkRefPtr and new both took a reference. SkRefPtr int2ref = new SkPDFObjRef(int2.get()); int2ref->unref(); // SkRefPtr and new both took a reference. SkPDFCatalog catalog; catalog.addObject(int1.get(), false); catalog.addObject(int2.get(), false); REPORTER_ASSERT(reporter, catalog.getObjectNumberSize(int1.get()) == 3); REPORTER_ASSERT(reporter, catalog.getObjectNumberSize(int2.get()) == 3); char expectedResult[] = "2 0 R"; SkDynamicMemoryWStream buffer; int2ref->emitObject(&buffer, &catalog, false); REPORTER_ASSERT(reporter, buffer.getOffset() == strlen(expectedResult)); REPORTER_ASSERT(reporter, memcmp(buffer.getStream(), expectedResult, buffer.getOffset()) == 0); } static void TestPDFPrimitives(skiatest::Reporter* reporter) { SkRefPtr int42 = new SkPDFInt(42); int42->unref(); // SkRefPtr and new both took a reference. CheckObjectOutput(reporter, int42.get(), "42", true); SkRefPtr realHalf = new SkPDFScalar(SK_ScalarHalf); realHalf->unref(); // SkRefPtr and new both took a reference. CheckObjectOutput(reporter, realHalf.get(), "0.5", true); #if defined(SK_SCALAR_IS_FLOAT) SkRefPtr bigScalar = new SkPDFScalar(110999.75); bigScalar->unref(); // SkRefPtr and new both took a reference. #if !defined(SK_ALLOW_LARGE_PDF_SCALARS) CheckObjectOutput(reporter, bigScalar.get(), "111000", true); #else CheckObjectOutput(reporter, bigScalar.get(), "110999.75", true); SkRefPtr biggerScalar = new SkPDFScalar(50000000.1); biggerScalar->unref(); // SkRefPtr and new both took a reference. CheckObjectOutput(reporter, biggerScalar.get(), "50000000", true); SkRefPtr smallestScalar = new SkPDFScalar(1.0/65536); smallestScalar->unref(); // SkRefPtr and new both took a reference. CheckObjectOutput(reporter, smallestScalar.get(), "0.00001526", true); #endif #endif SkRefPtr stringSimple = new SkPDFString("test ) string ( foo"); stringSimple->unref(); // SkRefPtr and new both took a reference. CheckObjectOutput(reporter, stringSimple.get(), "(test \\) string \\( foo)", true); SkRefPtr stringComplex = new SkPDFString("\ttest ) string ( foo"); stringComplex->unref(); // SkRefPtr and new both took a reference. CheckObjectOutput(reporter, stringComplex.get(), "<0974657374202920737472696E67202820666F6F>", true); SkRefPtr name = new SkPDFName("Test name\twith#tab"); name->unref(); // SkRefPtr and new both took a reference. CheckObjectOutput(reporter, name.get(), "/Test#20name#09with#23tab", false); SkRefPtr array = new SkPDFArray; array->unref(); // SkRefPtr and new both took a reference. CheckObjectOutput(reporter, array.get(), "[]", true); array->append(int42.get()); CheckObjectOutput(reporter, array.get(), "[42]", true); array->append(realHalf.get()); CheckObjectOutput(reporter, array.get(), "[42 0.5]", true); SkRefPtr int0 = new SkPDFInt(0); int0->unref(); // SkRefPtr and new both took a reference. array->append(int0.get()); CheckObjectOutput(reporter, array.get(), "[42 0.5 0]", true); SkRefPtr int1 = new SkPDFInt(1); int1->unref(); // SkRefPtr and new both took a reference. array->setAt(0, int1.get()); CheckObjectOutput(reporter, array.get(), "[1 0.5 0]", true); SkRefPtr dict = new SkPDFDict; dict->unref(); // SkRefPtr and new both took a reference. CheckObjectOutput(reporter, dict.get(), "<<>>", true); SkRefPtr n1 = new SkPDFName("n1"); n1->unref(); // SkRefPtr and new both took a reference. dict->insert(n1.get(), int42.get()); CheckObjectOutput(reporter, dict.get(), "<>", true); SkRefPtr n2 = new SkPDFName("n2"); n2->unref(); // SkRefPtr and new both took a reference. SkRefPtr n3 = new SkPDFName("n3"); n3->unref(); // SkRefPtr and new both took a reference. dict->insert(n2.get(), realHalf.get()); dict->insert(n3.get(), array.get()); CheckObjectOutput(reporter, dict.get(), "<>", true); char streamBytes[] = "Test\nFoo\tBar"; SkRefPtr streamData = new SkMemoryStream( streamBytes, strlen(streamBytes), true); streamData->unref(); // SkRefPtr and new both took a reference. SkRefPtr stream = new SkPDFStream(streamData.get()); stream->unref(); // SkRefPtr and new both took a reference. CheckObjectOutput(reporter, stream.get(), "<> stream\nTest\nFoo\tBar\nendstream", true); stream->insert(n1.get(), int42.get()); CheckObjectOutput(reporter, stream.get(), "<> stream\nTest\nFoo\tBar" "\nendstream", true); TestCatalog(reporter); TestObjectRef(reporter); } #include "TestClassDef.h" DEFINE_TESTCLASS("PDFPrimitives", PDFPrimitivesTestClass, TestPDFPrimitives)