vandebo@chromium.org | f66025d | 2010-10-01 23:26:55 +0000 | [diff] [blame] | 1 | /* |
epoger@google.com | ec3ed6a | 2011-07-28 14:26:00 +0000 | [diff] [blame] | 2 | * Copyright 2010 The Android Open Source Project |
vandebo@chromium.org | f66025d | 2010-10-01 23:26:55 +0000 | [diff] [blame] | 3 | * |
epoger@google.com | ec3ed6a | 2011-07-28 14:26:00 +0000 | [diff] [blame] | 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
vandebo@chromium.org | f66025d | 2010-10-01 23:26:55 +0000 | [diff] [blame] | 6 | */ |
| 7 | |
halcanary | 66a82f3 | 2015-10-12 13:05:04 -0700 | [diff] [blame] | 8 | #include "Resources.h" |
edisonn@google.com | d9dfa18 | 2013-04-24 13:01:01 +0000 | [diff] [blame] | 9 | #include "SkBitmap.h" |
vandebo@chromium.org | 4e1cc6a | 2013-01-25 19:27:23 +0000 | [diff] [blame] | 10 | #include "SkCanvas.h" |
reed@google.com | 8a85d0c | 2011-06-24 19:12:12 +0000 | [diff] [blame] | 11 | #include "SkData.h" |
halcanary | 3d32d50 | 2015-03-01 06:55:20 -0800 | [diff] [blame] | 12 | #include "SkDocument.h" |
halcanary | d9e5715 | 2015-08-12 11:24:40 -0700 | [diff] [blame] | 13 | #include "SkDeflate.h" |
edisonn@google.com | d9dfa18 | 2013-04-24 13:01:01 +0000 | [diff] [blame] | 14 | #include "SkImageEncoder.h" |
| 15 | #include "SkMatrix.h" |
halcanary | a1f1ee9 | 2015-02-20 06:17:26 -0800 | [diff] [blame] | 16 | #include "SkPDFCanon.h" |
vandebo@chromium.org | 4e1cc6a | 2013-01-25 19:27:23 +0000 | [diff] [blame] | 17 | #include "SkPDFDevice.h" |
halcanary | 66a82f3 | 2015-10-12 13:05:04 -0700 | [diff] [blame] | 18 | #include "SkPDFFont.h" |
vandebo@chromium.org | 8459d4e | 2010-09-24 22:25:30 +0000 | [diff] [blame] | 19 | #include "SkPDFStream.h" |
| 20 | #include "SkPDFTypes.h" |
halcanary | 8e9f5e3 | 2016-02-24 15:46:46 -0800 | [diff] [blame] | 21 | #include "SkPDFUtils.h" |
senorblanco | b0e89dc | 2014-10-20 14:03:12 -0700 | [diff] [blame] | 22 | #include "SkReadBuffer.h" |
vandebo@chromium.org | 8459d4e | 2010-09-24 22:25:30 +0000 | [diff] [blame] | 23 | #include "SkScalar.h" |
robertphillips | 4ba94e2 | 2016-04-04 12:07:47 -0700 | [diff] [blame] | 24 | #include "SkSpecialImage.h" |
vandebo@chromium.org | 8459d4e | 2010-09-24 22:25:30 +0000 | [diff] [blame] | 25 | #include "SkStream.h" |
vandebo@chromium.org | 421d644 | 2011-07-20 17:39:01 +0000 | [diff] [blame] | 26 | #include "SkTypes.h" |
tfarina@chromium.org | 8f6884a | 2014-01-24 20:56:26 +0000 | [diff] [blame] | 27 | #include "Test.h" |
halcanary | 66a82f3 | 2015-10-12 13:05:04 -0700 | [diff] [blame] | 28 | #include "sk_tool_utils.h" |
vandebo@chromium.org | 8459d4e | 2010-09-24 22:25:30 +0000 | [diff] [blame] | 29 | |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 30 | #include <cstdlib> |
| 31 | #include <cmath> |
| 32 | |
commit-bot@chromium.org | 608ea65 | 2013-10-03 19:29:21 +0000 | [diff] [blame] | 33 | #define DUMMY_TEXT "DCT compessed stream." |
| 34 | |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 35 | namespace { |
| 36 | struct Catalog { |
| 37 | SkPDFSubstituteMap substitutes; |
| 38 | SkPDFObjNumMap numbers; |
| 39 | }; |
| 40 | } // namespace |
reed@google.com | 8a85d0c | 2011-06-24 19:12:12 +0000 | [diff] [blame] | 41 | |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 42 | template <typename T> |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 43 | static SkString emit_to_string(T& obj, Catalog* catPtr = nullptr) { |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 44 | Catalog catalog; |
halcanary | 6a14434 | 2015-01-23 11:45:10 -0800 | [diff] [blame] | 45 | SkDynamicMemoryWStream buffer; |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 46 | if (!catPtr) { |
| 47 | catPtr = &catalog; |
halcanary | 130444f | 2015-04-25 06:45:07 -0700 | [diff] [blame] | 48 | } |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 49 | obj.emitObject(&buffer, catPtr->numbers, catPtr->substitutes); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 50 | SkString tmp(buffer.bytesWritten()); |
| 51 | buffer.copyTo(tmp.writable_str()); |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 52 | return tmp; |
vandebo@chromium.org | 8459d4e | 2010-09-24 22:25:30 +0000 | [diff] [blame] | 53 | } |
| 54 | |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 55 | static bool eq(const SkString& str, const char* strPtr, size_t len) { |
| 56 | return len == str.size() && 0 == memcmp(str.c_str(), strPtr, len); |
vandebo@chromium.org | 421d644 | 2011-07-20 17:39:01 +0000 | [diff] [blame] | 57 | } |
| 58 | |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 59 | static void assert_eql(skiatest::Reporter* reporter, |
| 60 | const SkString& skString, |
| 61 | const char* str, |
| 62 | size_t len) { |
| 63 | if (!eq(skString, str, len)) { |
| 64 | REPORT_FAILURE(reporter, "", SkStringPrintf( |
| 65 | "'%*s' != '%s'", len, str, skString.c_str())); |
| 66 | } |
| 67 | } |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 68 | |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 69 | static void assert_eq(skiatest::Reporter* reporter, |
| 70 | const SkString& skString, |
| 71 | const char* str) { |
| 72 | assert_eql(reporter, skString, str, strlen(str)); |
| 73 | } |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 74 | |
| 75 | |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 76 | template <typename T> |
| 77 | static void assert_emit_eq(skiatest::Reporter* reporter, |
| 78 | T& object, |
| 79 | const char* string) { |
| 80 | SkString result = emit_to_string(object); |
| 81 | assert_eq(reporter, result, string); |
| 82 | } |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 83 | |
vandebo@chromium.org | 421d644 | 2011-07-20 17:39:01 +0000 | [diff] [blame] | 84 | static void TestPDFStream(skiatest::Reporter* reporter) { |
| 85 | char streamBytes[] = "Test\nFoo\tBar"; |
halcanary | ac0e00d | 2016-07-27 11:12:23 -0700 | [diff] [blame] | 86 | std::unique_ptr<SkStreamAsset> streamData(new SkMemoryStream( |
vandebo@chromium.org | d96d17b | 2013-01-04 19:31:24 +0000 | [diff] [blame] | 87 | streamBytes, strlen(streamBytes), true)); |
halcanary | ac0e00d | 2016-07-27 11:12:23 -0700 | [diff] [blame] | 88 | auto stream = sk_make_sp<SkPDFStream>(std::move(streamData)); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 89 | assert_emit_eq(reporter, |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 90 | *stream, |
| 91 | "<</Length 12>> stream\nTest\nFoo\tBar\nendstream"); |
| 92 | stream->insertInt("Attribute", 42); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 93 | assert_emit_eq(reporter, |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 94 | *stream, |
| 95 | "<</Length 12\n/Attribute 42>> stream\n" |
| 96 | "Test\nFoo\tBar\nendstream"); |
vandebo@chromium.org | 421d644 | 2011-07-20 17:39:01 +0000 | [diff] [blame] | 97 | |
halcanary | 91d1d62 | 2015-02-17 14:43:06 -0800 | [diff] [blame] | 98 | { |
vandebo@chromium.org | 421d644 | 2011-07-20 17:39:01 +0000 | [diff] [blame] | 99 | char streamBytes2[] = "This is a longer string, so that compression " |
| 100 | "can do something with it. With shorter strings, " |
| 101 | "the short circuit logic cuts in and we end up " |
| 102 | "with an uncompressed string."; |
halcanary | fe8f0e0 | 2016-07-27 14:14:04 -0700 | [diff] [blame^] | 103 | auto stream = sk_make_sp<SkPDFStream>( |
| 104 | SkData::MakeWithCopy(streamBytes2, strlen(streamBytes2))); |
vandebo@chromium.org | 421d644 | 2011-07-20 17:39:01 +0000 | [diff] [blame] | 105 | |
| 106 | SkDynamicMemoryWStream compressedByteStream; |
halcanary | 48305e8 | 2015-08-18 13:30:25 -0700 | [diff] [blame] | 107 | SkDeflateWStream deflateWStream(&compressedByteStream); |
| 108 | deflateWStream.write(streamBytes2, strlen(streamBytes2)); |
| 109 | deflateWStream.finalize(); |
vandebo@chromium.org | 421d644 | 2011-07-20 17:39:01 +0000 | [diff] [blame] | 110 | |
mtklein | cabc08c | 2015-02-19 08:29:24 -0800 | [diff] [blame] | 111 | SkDynamicMemoryWStream expected; |
halcanary | 37c46ca | 2015-03-31 12:30:20 -0700 | [diff] [blame] | 112 | expected.writeText("<</Filter /FlateDecode\n/Length 116>> stream\n"); |
halcanary | 48305e8 | 2015-08-18 13:30:25 -0700 | [diff] [blame] | 113 | compressedByteStream.writeToStream(&expected); |
| 114 | compressedByteStream.reset(); |
mtklein | cabc08c | 2015-02-19 08:29:24 -0800 | [diff] [blame] | 115 | expected.writeText("\nendstream"); |
| 116 | SkAutoDataUnref expectedResultData2(expected.copyToData()); |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 117 | SkString result = emit_to_string(*stream); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 118 | assert_eql(reporter, |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 119 | result, |
| 120 | (const char*)expectedResultData2->data(), |
| 121 | expectedResultData2->size()); |
vandebo@chromium.org | 421d644 | 2011-07-20 17:39:01 +0000 | [diff] [blame] | 122 | } |
| 123 | } |
| 124 | |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 125 | static void TestObjectNumberMap(skiatest::Reporter* reporter) { |
| 126 | SkPDFObjNumMap objNumMap; |
halcanary | 8103a34 | 2016-03-08 15:10:16 -0800 | [diff] [blame] | 127 | sk_sp<SkPDFArray> a1(new SkPDFArray); |
| 128 | sk_sp<SkPDFArray> a2(new SkPDFArray); |
| 129 | sk_sp<SkPDFArray> a3(new SkPDFArray); |
vandebo@chromium.org | 8459d4e | 2010-09-24 22:25:30 +0000 | [diff] [blame] | 130 | |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 131 | objNumMap.addObject(a1.get()); |
| 132 | objNumMap.addObject(a2.get()); |
| 133 | objNumMap.addObject(a3.get()); |
vandebo@chromium.org | 8459d4e | 2010-09-24 22:25:30 +0000 | [diff] [blame] | 134 | |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 135 | // The objects should be numbered in the order they are added, |
| 136 | // starting with 1. |
| 137 | REPORTER_ASSERT(reporter, objNumMap.getObjectNumber(a1.get()) == 1); |
| 138 | REPORTER_ASSERT(reporter, objNumMap.getObjectNumber(a2.get()) == 2); |
| 139 | REPORTER_ASSERT(reporter, objNumMap.getObjectNumber(a3.get()) == 3); |
| 140 | // Assert that repeated calls to get the object number return |
| 141 | // consistent result. |
| 142 | REPORTER_ASSERT(reporter, objNumMap.getObjectNumber(a1.get()) == 1); |
vandebo@chromium.org | 8459d4e | 2010-09-24 22:25:30 +0000 | [diff] [blame] | 143 | } |
| 144 | |
| 145 | static void TestObjectRef(skiatest::Reporter* reporter) { |
halcanary | 8103a34 | 2016-03-08 15:10:16 -0800 | [diff] [blame] | 146 | sk_sp<SkPDFArray> a1(new SkPDFArray); |
| 147 | sk_sp<SkPDFArray> a2(new SkPDFArray); |
| 148 | a2->appendObjRef(a1); |
vandebo@chromium.org | 8459d4e | 2010-09-24 22:25:30 +0000 | [diff] [blame] | 149 | |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 150 | Catalog catalog; |
| 151 | catalog.numbers.addObject(a1.get()); |
| 152 | REPORTER_ASSERT(reporter, catalog.numbers.getObjectNumber(a1.get()) == 1); |
vandebo@chromium.org | 8459d4e | 2010-09-24 22:25:30 +0000 | [diff] [blame] | 153 | |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 154 | SkString result = emit_to_string(*a2, &catalog); |
| 155 | // If appendObjRef misbehaves, then the result would |
| 156 | // be [[]], not [1 0 R]. |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 157 | assert_eq(reporter, result, "[1 0 R]"); |
vandebo@chromium.org | 8459d4e | 2010-09-24 22:25:30 +0000 | [diff] [blame] | 158 | } |
| 159 | |
vandebo@chromium.org | 2ef12d4 | 2011-07-06 23:31:24 +0000 | [diff] [blame] | 160 | static void TestSubstitute(skiatest::Reporter* reporter) { |
halcanary | 8103a34 | 2016-03-08 15:10:16 -0800 | [diff] [blame] | 161 | sk_sp<SkPDFDict> proxy(new SkPDFDict()); |
| 162 | sk_sp<SkPDFDict> stub(new SkPDFDict()); |
vandebo@chromium.org | 2ef12d4 | 2011-07-06 23:31:24 +0000 | [diff] [blame] | 163 | |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 164 | proxy->insertInt("Value", 33); |
| 165 | stub->insertInt("Value", 44); |
vandebo@chromium.org | 2ef12d4 | 2011-07-06 23:31:24 +0000 | [diff] [blame] | 166 | |
halcanary | 37c46ca | 2015-03-31 12:30:20 -0700 | [diff] [blame] | 167 | SkPDFSubstituteMap substituteMap; |
| 168 | substituteMap.setSubstitute(proxy.get(), stub.get()); |
| 169 | SkPDFObjNumMap catalog; |
halcanary | f41061c | 2015-03-25 11:29:18 -0700 | [diff] [blame] | 170 | catalog.addObject(proxy.get()); |
vandebo@chromium.org | 2ef12d4 | 2011-07-06 23:31:24 +0000 | [diff] [blame] | 171 | |
halcanary | 8103a34 | 2016-03-08 15:10:16 -0800 | [diff] [blame] | 172 | REPORTER_ASSERT(reporter, stub.get() == substituteMap.getSubstitute(proxy.get())); |
| 173 | REPORTER_ASSERT(reporter, proxy.get() != substituteMap.getSubstitute(stub.get())); |
vandebo@chromium.org | 2ef12d4 | 2011-07-06 23:31:24 +0000 | [diff] [blame] | 174 | } |
| 175 | |
vandebo@chromium.org | 4e1cc6a | 2013-01-25 19:27:23 +0000 | [diff] [blame] | 176 | // This test used to assert without the fix submitted for |
| 177 | // http://code.google.com/p/skia/issues/detail?id=1083. |
| 178 | // SKP files might have invalid glyph ids. This test ensures they are ignored, |
| 179 | // and there is no assert on input data in Debug mode. |
sugoi@google.com | 54f0d1b | 2013-02-27 19:17:41 +0000 | [diff] [blame] | 180 | static void test_issue1083() { |
halcanary | 3d32d50 | 2015-03-01 06:55:20 -0800 | [diff] [blame] | 181 | SkDynamicMemoryWStream outStream; |
halcanary | 4b65666 | 2016-04-27 07:45:18 -0700 | [diff] [blame] | 182 | sk_sp<SkDocument> doc(SkDocument::MakePDF(&outStream)); |
halcanary | 3d32d50 | 2015-03-01 06:55:20 -0800 | [diff] [blame] | 183 | SkCanvas* canvas = doc->beginPage(100.0f, 100.0f); |
vandebo@chromium.org | 4e1cc6a | 2013-01-25 19:27:23 +0000 | [diff] [blame] | 184 | SkPaint paint; |
| 185 | paint.setTextEncoding(SkPaint::kGlyphID_TextEncoding); |
| 186 | |
| 187 | uint16_t glyphID = 65000; |
halcanary | 3d32d50 | 2015-03-01 06:55:20 -0800 | [diff] [blame] | 188 | canvas->drawText(&glyphID, 2, 0, 0, paint); |
vandebo@chromium.org | 4e1cc6a | 2013-01-25 19:27:23 +0000 | [diff] [blame] | 189 | |
halcanary | 3d32d50 | 2015-03-01 06:55:20 -0800 | [diff] [blame] | 190 | doc->close(); |
vandebo@chromium.org | 4e1cc6a | 2013-01-25 19:27:23 +0000 | [diff] [blame] | 191 | } |
| 192 | |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 193 | static void assert_emit_eq_number(skiatest::Reporter* reporter, float number) { |
| 194 | SkPDFUnion pdfUnion = SkPDFUnion::Scalar(number); |
| 195 | SkString result = emit_to_string(pdfUnion); |
| 196 | float value = static_cast<float>(std::atof(result.c_str())); |
| 197 | if (value != number) { |
| 198 | ERRORF(reporter, "%.9g != %s", number, result.c_str()); |
| 199 | } |
| 200 | } |
| 201 | |
| 202 | |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 203 | static void TestPDFUnion(skiatest::Reporter* reporter) { |
| 204 | SkPDFUnion boolTrue = SkPDFUnion::Bool(true); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 205 | assert_emit_eq(reporter, boolTrue, "true"); |
vandebo@chromium.org | 8459d4e | 2010-09-24 22:25:30 +0000 | [diff] [blame] | 206 | |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 207 | SkPDFUnion boolFalse = SkPDFUnion::Bool(false); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 208 | assert_emit_eq(reporter, boolFalse, "false"); |
vandebo@chromium.org | 8459d4e | 2010-09-24 22:25:30 +0000 | [diff] [blame] | 209 | |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 210 | SkPDFUnion int42 = SkPDFUnion::Int(42); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 211 | assert_emit_eq(reporter, int42, "42"); |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 212 | |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 213 | assert_emit_eq_number(reporter, SK_ScalarHalf); |
| 214 | assert_emit_eq_number(reporter, 110999.75f); // bigScalar |
| 215 | assert_emit_eq_number(reporter, 50000000.1f); // biggerScalar |
| 216 | assert_emit_eq_number(reporter, 1.0f / 65536); // smallScalar |
vandebo@chromium.org | 094316b | 2011-03-04 03:15:13 +0000 | [diff] [blame] | 217 | |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 218 | SkPDFUnion stringSimple = SkPDFUnion::String("test ) string ( foo"); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 219 | assert_emit_eq(reporter, stringSimple, "(test \\) string \\( foo)"); |
vandebo@chromium.org | 8459d4e | 2010-09-24 22:25:30 +0000 | [diff] [blame] | 220 | |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 221 | SkString stringComplexInput("\ttest ) string ( foo"); |
| 222 | SkPDFUnion stringComplex = SkPDFUnion::String(stringComplexInput); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 223 | assert_emit_eq(reporter, stringComplex, "(\\011test \\) string \\( foo)"); |
halcanary | ee41b75 | 2016-06-23 14:08:11 -0700 | [diff] [blame] | 224 | |
| 225 | SkString binaryStringInput("\1\2\3\4\5\6\7\10\11\12\13\14\15\16\17\20"); |
| 226 | SkPDFUnion binaryString = SkPDFUnion::String(binaryStringInput); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 227 | assert_emit_eq(reporter, binaryString, "<0102030405060708090A0B0C0D0E0F10>"); |
vandebo@chromium.org | 8459d4e | 2010-09-24 22:25:30 +0000 | [diff] [blame] | 228 | |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 229 | SkString nameInput("Test name\twith#tab"); |
| 230 | SkPDFUnion name = SkPDFUnion::Name(nameInput); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 231 | assert_emit_eq(reporter, name, "/Test#20name#09with#23tab"); |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 232 | |
| 233 | SkString nameInput2("A#/%()<>[]{}B"); |
| 234 | SkPDFUnion name2 = SkPDFUnion::Name(nameInput2); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 235 | assert_emit_eq(reporter, name2, "/A#23#2F#25#28#29#3C#3E#5B#5D#7B#7DB"); |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 236 | |
| 237 | SkPDFUnion name3 = SkPDFUnion::Name("SimpleNameWithOnlyPrintableASCII"); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 238 | assert_emit_eq(reporter, name3, "/SimpleNameWithOnlyPrintableASCII"); |
vandebo@chromium.org | 251a766 | 2012-09-21 17:50:50 +0000 | [diff] [blame] | 239 | |
vandebo@chromium.org | c0376fe | 2012-03-05 18:44:33 +0000 | [diff] [blame] | 240 | // Test that we correctly handle characters with the high-bit set. |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 241 | SkString highBitString("\xDE\xAD" "be\xEF"); |
| 242 | SkPDFUnion highBitName = SkPDFUnion::Name(highBitString); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 243 | assert_emit_eq(reporter, highBitName, "/#DE#ADbe#EF"); |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 244 | } |
vandebo@chromium.org | c0376fe | 2012-03-05 18:44:33 +0000 | [diff] [blame] | 245 | |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 246 | static void TestPDFArray(skiatest::Reporter* reporter) { |
halcanary | 8103a34 | 2016-03-08 15:10:16 -0800 | [diff] [blame] | 247 | sk_sp<SkPDFArray> array(new SkPDFArray); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 248 | assert_emit_eq(reporter, *array, "[]"); |
vandebo@chromium.org | 8459d4e | 2010-09-24 22:25:30 +0000 | [diff] [blame] | 249 | |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 250 | array->appendInt(42); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 251 | assert_emit_eq(reporter, *array, "[42]"); |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 252 | |
| 253 | array->appendScalar(SK_ScalarHalf); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 254 | assert_emit_eq(reporter, *array, "[42 .5]"); |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 255 | |
| 256 | array->appendInt(0); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 257 | assert_emit_eq(reporter, *array, "[42 .5 0]"); |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 258 | |
| 259 | array->appendBool(true); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 260 | assert_emit_eq(reporter, *array, "[42 .5 0 true]"); |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 261 | |
| 262 | array->appendName("ThisName"); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 263 | assert_emit_eq(reporter, *array, "[42 .5 0 true /ThisName]"); |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 264 | |
| 265 | array->appendName(SkString("AnotherName")); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 266 | assert_emit_eq(reporter, *array, "[42 .5 0 true /ThisName /AnotherName]"); |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 267 | |
| 268 | array->appendString("This String"); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 269 | assert_emit_eq(reporter, *array, |
halcanary | 8e9f5e3 | 2016-02-24 15:46:46 -0800 | [diff] [blame] | 270 | "[42 .5 0 true /ThisName /AnotherName (This String)]"); |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 271 | |
| 272 | array->appendString(SkString("Another String")); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 273 | assert_emit_eq(reporter, *array, |
halcanary | 8e9f5e3 | 2016-02-24 15:46:46 -0800 | [diff] [blame] | 274 | "[42 .5 0 true /ThisName /AnotherName (This String) " |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 275 | "(Another String)]"); |
| 276 | |
halcanary | 8103a34 | 2016-03-08 15:10:16 -0800 | [diff] [blame] | 277 | sk_sp<SkPDFArray> innerArray(new SkPDFArray); |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 278 | innerArray->appendInt(-1); |
halcanary | 8103a34 | 2016-03-08 15:10:16 -0800 | [diff] [blame] | 279 | array->appendObject(std::move(innerArray)); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 280 | assert_emit_eq(reporter, *array, |
halcanary | 8e9f5e3 | 2016-02-24 15:46:46 -0800 | [diff] [blame] | 281 | "[42 .5 0 true /ThisName /AnotherName (This String) " |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 282 | "(Another String) [-1]]"); |
| 283 | |
halcanary | 8103a34 | 2016-03-08 15:10:16 -0800 | [diff] [blame] | 284 | sk_sp<SkPDFArray> referencedArray(new SkPDFArray); |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 285 | Catalog catalog; |
| 286 | catalog.numbers.addObject(referencedArray.get()); |
| 287 | REPORTER_ASSERT(reporter, catalog.numbers.getObjectNumber( |
| 288 | referencedArray.get()) == 1); |
halcanary | 8103a34 | 2016-03-08 15:10:16 -0800 | [diff] [blame] | 289 | array->appendObjRef(std::move(referencedArray)); |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 290 | |
| 291 | SkString result = emit_to_string(*array, &catalog); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 292 | assert_eq(reporter, result, |
halcanary | 8e9f5e3 | 2016-02-24 15:46:46 -0800 | [diff] [blame] | 293 | "[42 .5 0 true /ThisName /AnotherName (This String) " |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 294 | "(Another String) [-1] 1 0 R]"); |
| 295 | } |
| 296 | |
| 297 | static void TestPDFDict(skiatest::Reporter* reporter) { |
halcanary | 8103a34 | 2016-03-08 15:10:16 -0800 | [diff] [blame] | 298 | sk_sp<SkPDFDict> dict(new SkPDFDict); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 299 | assert_emit_eq(reporter, *dict, "<<>>"); |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 300 | |
| 301 | dict->insertInt("n1", SkToSizeT(42)); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 302 | assert_emit_eq(reporter, *dict, "<</n1 42>>"); |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 303 | |
| 304 | dict.reset(new SkPDFDict); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 305 | assert_emit_eq(reporter, *dict, "<<>>"); |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 306 | |
| 307 | dict->insertInt("n1", 42); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 308 | assert_emit_eq(reporter, *dict, "<</n1 42>>"); |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 309 | |
| 310 | dict->insertScalar("n2", SK_ScalarHalf); |
| 311 | |
halcanary | 130444f | 2015-04-25 06:45:07 -0700 | [diff] [blame] | 312 | SkString n3("n3"); |
halcanary | 8103a34 | 2016-03-08 15:10:16 -0800 | [diff] [blame] | 313 | sk_sp<SkPDFArray> innerArray(new SkPDFArray); |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 314 | innerArray->appendInt(-100); |
halcanary | 8103a34 | 2016-03-08 15:10:16 -0800 | [diff] [blame] | 315 | dict->insertObject(n3, std::move(innerArray)); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 316 | assert_emit_eq(reporter, *dict, "<</n1 42\n/n2 .5\n/n3 [-100]>>"); |
vandebo@chromium.org | 8459d4e | 2010-09-24 22:25:30 +0000 | [diff] [blame] | 317 | |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 318 | dict.reset(new SkPDFDict); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 319 | assert_emit_eq(reporter, *dict, "<<>>"); |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 320 | |
| 321 | dict->insertInt("n1", 24); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 322 | assert_emit_eq(reporter, *dict, "<</n1 24>>"); |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 323 | |
| 324 | dict->insertInt("n2", SkToSizeT(99)); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 325 | assert_emit_eq(reporter, *dict, "<</n1 24\n/n2 99>>"); |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 326 | |
| 327 | dict->insertScalar("n3", SK_ScalarHalf); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 328 | assert_emit_eq(reporter, *dict, "<</n1 24\n/n2 99\n/n3 .5>>"); |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 329 | |
| 330 | dict->insertName("n4", "AName"); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 331 | assert_emit_eq(reporter, *dict, "<</n1 24\n/n2 99\n/n3 .5\n/n4 /AName>>"); |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 332 | |
| 333 | dict->insertName("n5", SkString("AnotherName")); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 334 | assert_emit_eq(reporter, *dict, "<</n1 24\n/n2 99\n/n3 .5\n/n4 /AName\n" |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 335 | "/n5 /AnotherName>>"); |
| 336 | |
| 337 | dict->insertString("n6", "A String"); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 338 | assert_emit_eq(reporter, *dict, "<</n1 24\n/n2 99\n/n3 .5\n/n4 /AName\n" |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 339 | "/n5 /AnotherName\n/n6 (A String)>>"); |
| 340 | |
| 341 | dict->insertString("n7", SkString("Another String")); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 342 | assert_emit_eq(reporter, *dict, "<</n1 24\n/n2 99\n/n3 .5\n/n4 /AName\n" |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 343 | "/n5 /AnotherName\n/n6 (A String)\n/n7 (Another String)>>"); |
| 344 | |
| 345 | dict.reset(new SkPDFDict("DType")); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 346 | assert_emit_eq(reporter, *dict, "<</Type /DType>>"); |
halcanary | 8e9f5e3 | 2016-02-24 15:46:46 -0800 | [diff] [blame] | 347 | |
halcanary | 8103a34 | 2016-03-08 15:10:16 -0800 | [diff] [blame] | 348 | sk_sp<SkPDFArray> referencedArray(new SkPDFArray); |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 349 | Catalog catalog; |
| 350 | catalog.numbers.addObject(referencedArray.get()); |
| 351 | REPORTER_ASSERT(reporter, catalog.numbers.getObjectNumber( |
| 352 | referencedArray.get()) == 1); |
halcanary | 8103a34 | 2016-03-08 15:10:16 -0800 | [diff] [blame] | 353 | dict->insertObjRef("n1", std::move(referencedArray)); |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 354 | SkString result = emit_to_string(*dict, &catalog); |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 355 | assert_eq(reporter, result, "<</Type /DType\n/n1 1 0 R>>"); |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 356 | } |
| 357 | |
| 358 | DEF_TEST(PDFPrimitives, reporter) { |
| 359 | TestPDFUnion(reporter); |
| 360 | TestPDFArray(reporter); |
| 361 | TestPDFDict(reporter); |
vandebo@chromium.org | 421d644 | 2011-07-20 17:39:01 +0000 | [diff] [blame] | 362 | TestPDFStream(reporter); |
halcanary | f7a169e | 2015-05-01 07:35:45 -0700 | [diff] [blame] | 363 | TestObjectNumberMap(reporter); |
vandebo@chromium.org | 8459d4e | 2010-09-24 22:25:30 +0000 | [diff] [blame] | 364 | TestObjectRef(reporter); |
vandebo@chromium.org | 2ef12d4 | 2011-07-06 23:31:24 +0000 | [diff] [blame] | 365 | TestSubstitute(reporter); |
sugoi@google.com | 54f0d1b | 2013-02-27 19:17:41 +0000 | [diff] [blame] | 366 | test_issue1083(); |
vandebo@chromium.org | 8459d4e | 2010-09-24 22:25:30 +0000 | [diff] [blame] | 367 | } |
senorblanco | b0e89dc | 2014-10-20 14:03:12 -0700 | [diff] [blame] | 368 | |
| 369 | namespace { |
| 370 | |
| 371 | class DummyImageFilter : public SkImageFilter { |
| 372 | public: |
robertphillips | 43c2ad4 | 2016-04-04 05:05:11 -0700 | [diff] [blame] | 373 | static sk_sp<DummyImageFilter> Make(bool visited = false) { |
| 374 | return sk_sp<DummyImageFilter>(new DummyImageFilter(visited)); |
| 375 | } |
| 376 | |
| 377 | SK_TO_STRING_OVERRIDE() |
| 378 | SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(DummyImageFilter) |
| 379 | bool visited() const { return fVisited; } |
| 380 | |
| 381 | protected: |
robertphillips | 4ba94e2 | 2016-04-04 12:07:47 -0700 | [diff] [blame] | 382 | sk_sp<SkSpecialImage> onFilterImage(SkSpecialImage* source, const Context&, |
| 383 | SkIPoint* offset) const override { |
senorblanco | b0e89dc | 2014-10-20 14:03:12 -0700 | [diff] [blame] | 384 | fVisited = true; |
| 385 | offset->fX = offset->fY = 0; |
robertphillips | 4ba94e2 | 2016-04-04 12:07:47 -0700 | [diff] [blame] | 386 | return sk_ref_sp<SkSpecialImage>(source); |
senorblanco | b0e89dc | 2014-10-20 14:03:12 -0700 | [diff] [blame] | 387 | } |
senorblanco | b0e89dc | 2014-10-20 14:03:12 -0700 | [diff] [blame] | 388 | |
| 389 | private: |
robertphillips | 43c2ad4 | 2016-04-04 05:05:11 -0700 | [diff] [blame] | 390 | DummyImageFilter(bool visited) : INHERITED(nullptr, 0, nullptr), fVisited(visited) {} |
| 391 | |
senorblanco | b0e89dc | 2014-10-20 14:03:12 -0700 | [diff] [blame] | 392 | mutable bool fVisited; |
robertphillips | 43c2ad4 | 2016-04-04 05:05:11 -0700 | [diff] [blame] | 393 | |
| 394 | typedef SkImageFilter INHERITED; |
senorblanco | b0e89dc | 2014-10-20 14:03:12 -0700 | [diff] [blame] | 395 | }; |
| 396 | |
reed | 60c9b58 | 2016-04-03 09:11:13 -0700 | [diff] [blame] | 397 | sk_sp<SkFlattenable> DummyImageFilter::CreateProc(SkReadBuffer& buffer) { |
senorblanco | b0e89dc | 2014-10-20 14:03:12 -0700 | [diff] [blame] | 398 | SK_IMAGEFILTER_UNFLATTEN_COMMON(common, 0); |
| 399 | bool visited = buffer.readBool(); |
robertphillips | 43c2ad4 | 2016-04-04 05:05:11 -0700 | [diff] [blame] | 400 | return DummyImageFilter::Make(visited); |
senorblanco | b0e89dc | 2014-10-20 14:03:12 -0700 | [diff] [blame] | 401 | } |
| 402 | |
robertphillips | f3f5bad | 2014-12-19 13:49:15 -0800 | [diff] [blame] | 403 | #ifndef SK_IGNORE_TO_STRING |
| 404 | void DummyImageFilter::toString(SkString* str) const { |
| 405 | str->appendf("DummyImageFilter: ("); |
| 406 | str->append(")"); |
| 407 | } |
| 408 | #endif |
| 409 | |
senorblanco | b0e89dc | 2014-10-20 14:03:12 -0700 | [diff] [blame] | 410 | }; |
| 411 | |
| 412 | // Check that PDF rendering of image filters successfully falls back to |
| 413 | // CPU rasterization. |
| 414 | DEF_TEST(PDFImageFilter, reporter) { |
halcanary | 3d32d50 | 2015-03-01 06:55:20 -0800 | [diff] [blame] | 415 | SkDynamicMemoryWStream stream; |
halcanary | 4b65666 | 2016-04-27 07:45:18 -0700 | [diff] [blame] | 416 | sk_sp<SkDocument> doc(SkDocument::MakePDF(&stream)); |
halcanary | 3d32d50 | 2015-03-01 06:55:20 -0800 | [diff] [blame] | 417 | SkCanvas* canvas = doc->beginPage(100.0f, 100.0f); |
| 418 | |
robertphillips | 43c2ad4 | 2016-04-04 05:05:11 -0700 | [diff] [blame] | 419 | sk_sp<DummyImageFilter> filter(DummyImageFilter::Make()); |
senorblanco | b0e89dc | 2014-10-20 14:03:12 -0700 | [diff] [blame] | 420 | |
| 421 | // Filter just created; should be unvisited. |
| 422 | REPORTER_ASSERT(reporter, !filter->visited()); |
| 423 | SkPaint paint; |
| 424 | paint.setImageFilter(filter.get()); |
halcanary | 3d32d50 | 2015-03-01 06:55:20 -0800 | [diff] [blame] | 425 | canvas->drawRect(SkRect::MakeWH(100, 100), paint); |
| 426 | doc->close(); |
senorblanco | b0e89dc | 2014-10-20 14:03:12 -0700 | [diff] [blame] | 427 | |
| 428 | // Filter was used in rendering; should be visited. |
| 429 | REPORTER_ASSERT(reporter, filter->visited()); |
| 430 | } |
halcanary | 66a82f3 | 2015-10-12 13:05:04 -0700 | [diff] [blame] | 431 | |
| 432 | // Check that PDF rendering of image filters successfully falls back to |
| 433 | // CPU rasterization. |
| 434 | DEF_TEST(PDFFontCanEmbedTypeface, reporter) { |
| 435 | SkPDFCanon canon; |
| 436 | |
| 437 | const char resource[] = "fonts/Roboto2-Regular_NoEmbed.ttf"; |
bungeman | 13b9c95 | 2016-05-12 10:09:30 -0700 | [diff] [blame] | 438 | sk_sp<SkTypeface> noEmbedTypeface(MakeResourceAsTypeface(resource)); |
halcanary | 66a82f3 | 2015-10-12 13:05:04 -0700 | [diff] [blame] | 439 | if (noEmbedTypeface) { |
| 440 | REPORTER_ASSERT(reporter, |
halcanary | 8103a34 | 2016-03-08 15:10:16 -0800 | [diff] [blame] | 441 | !SkPDFFont::CanEmbedTypeface(noEmbedTypeface.get(), &canon)); |
halcanary | 66a82f3 | 2015-10-12 13:05:04 -0700 | [diff] [blame] | 442 | } |
halcanary | 8103a34 | 2016-03-08 15:10:16 -0800 | [diff] [blame] | 443 | sk_sp<SkTypeface> portableTypeface( |
mboc | ee6a991 | 2016-05-31 11:42:36 -0700 | [diff] [blame] | 444 | sk_tool_utils::create_portable_typeface(NULL, SkFontStyle())); |
halcanary | 66a82f3 | 2015-10-12 13:05:04 -0700 | [diff] [blame] | 445 | REPORTER_ASSERT(reporter, |
halcanary | 8103a34 | 2016-03-08 15:10:16 -0800 | [diff] [blame] | 446 | SkPDFFont::CanEmbedTypeface(portableTypeface.get(), &canon)); |
halcanary | 66a82f3 | 2015-10-12 13:05:04 -0700 | [diff] [blame] | 447 | } |
halcanary | 8e9f5e3 | 2016-02-24 15:46:46 -0800 | [diff] [blame] | 448 | |
| 449 | |
| 450 | // test to see that all finite scalars round trip via scanf(). |
| 451 | static void check_pdf_scalar_serialization( |
| 452 | skiatest::Reporter* reporter, float inputFloat) { |
| 453 | char floatString[SkPDFUtils::kMaximumFloatDecimalLength]; |
| 454 | size_t len = SkPDFUtils::FloatToDecimal(inputFloat, floatString); |
| 455 | if (len >= sizeof(floatString)) { |
| 456 | ERRORF(reporter, "string too long: %u", (unsigned)len); |
| 457 | return; |
| 458 | } |
| 459 | if (floatString[len] != '\0' || strlen(floatString) != len) { |
| 460 | ERRORF(reporter, "terminator misplaced."); |
| 461 | return; // The terminator is needed for sscanf(). |
| 462 | } |
| 463 | if (reporter->verbose()) { |
| 464 | SkDebugf("%15.9g = \"%s\"\n", inputFloat, floatString); |
| 465 | } |
| 466 | float roundTripFloat; |
| 467 | if (1 != sscanf(floatString, "%f", &roundTripFloat)) { |
| 468 | ERRORF(reporter, "unscannable result: %s", floatString); |
| 469 | return; |
| 470 | } |
halcanary | 56586b6 | 2016-07-25 13:59:30 -0700 | [diff] [blame] | 471 | if (std::isfinite(inputFloat) && roundTripFloat != inputFloat) { |
halcanary | 8e9f5e3 | 2016-02-24 15:46:46 -0800 | [diff] [blame] | 472 | ERRORF(reporter, "roundTripFloat (%.9g) != inputFloat (%.9g)", |
| 473 | roundTripFloat, inputFloat); |
| 474 | } |
| 475 | } |
| 476 | |
| 477 | // Test SkPDFUtils::AppendScalar for accuracy. |
| 478 | DEF_TEST(PDFPrimitives_Scalar, reporter) { |
| 479 | SkRandom random(0x5EED); |
| 480 | int iterationCount = 512; |
| 481 | while (iterationCount-- > 0) { |
| 482 | union { uint32_t u; float f; }; |
| 483 | u = random.nextU(); |
| 484 | static_assert(sizeof(float) == sizeof(uint32_t), ""); |
| 485 | check_pdf_scalar_serialization(reporter, f); |
| 486 | } |
| 487 | float alwaysCheck[] = { |
| 488 | 0.0f, -0.0f, 1.0f, -1.0f, SK_ScalarPI, 0.1f, FLT_MIN, FLT_MAX, |
| 489 | -FLT_MIN, -FLT_MAX, FLT_MIN / 16.0f, -FLT_MIN / 16.0f, |
| 490 | SK_FloatNaN, SK_FloatInfinity, SK_FloatNegativeInfinity, |
| 491 | -FLT_MIN / 8388608.0 |
| 492 | }; |
| 493 | for (float inputFloat: alwaysCheck) { |
| 494 | check_pdf_scalar_serialization(reporter, inputFloat); |
| 495 | } |
| 496 | } |
halcanary | eb92cb3 | 2016-07-15 13:41:27 -0700 | [diff] [blame] | 497 | |
| 498 | // Test SkPDFUtils:: for accuracy. |
| 499 | DEF_TEST(PDFPrimitives_Color, reporter) { |
| 500 | char buffer[5]; |
| 501 | for (int i = 0; i < 256; ++i) { |
| 502 | size_t len = SkPDFUtils::ColorToDecimal(i, buffer); |
| 503 | REPORTER_ASSERT(reporter, len == strlen(buffer)); |
| 504 | float f; |
| 505 | REPORTER_ASSERT(reporter, 1 == sscanf(buffer, "%f", &f)); |
| 506 | int roundTrip = (int)(0.5 + f * 255); |
| 507 | REPORTER_ASSERT(reporter, roundTrip == i); |
| 508 | } |
| 509 | } |