DEF_TEST(SkPDF_unicode_metadata, r) {
REQUIRE_PDF_DOCUMENT(SkPDF_unicode_metadata, r);
SkPDF::Metadata pdfMetadata;
pdfMetadata.fTitle = "𝓐𝓑𝓒𝓓𝓔 𝓕𝓖𝓗𝓘𝓙"; // Out of basic multilingual plane
pdfMetadata.fAuthor = "ABCDE FGHIJ"; // ASCII
pdfMetadata.fSubject = "αβγδε ζηθικ"; // inside basic multilingual plane
pdfMetadata.fPDFA = true;
SkDynamicMemoryWStream wStream;
{
auto doc = SkPDF::MakeDocument(&wStream, pdfMetadata);
doc->beginPage(612, 792)->drawColor(SK_ColorCYAN);
}
sk_sp<SkData> data(wStream.detachAsData());
static const char* expectations[] = {
"<</Title <FEFFD835DCD0D835DCD1D835DCD2D835DCD3D835DCD40020"
"D835DCD5D835DCD6D835DCD7D835DCD8D835DCD9>",
"/Author (ABCDE FGHIJ)",
"Subject <FEFF03B103B203B303B403B5002003B603B703B803B903BA>",
};
for (const char* expectation : expectations) {
if (!contains(data->bytes(), data->size(), expectation)) {
ERRORF(r, "PDF expectation missing: '%s'.", expectation);
}
}
}
DEF_TEST(document_dct_encoder, r) {
REQUIRE_PDF_DOCUMENT(document_dct_encoder, r);
SkBitmap bm;
if (GetResourceAsBitmap("mandrill_64.png", &bm)) {
// Lossy encoding works better on photographs.
REPORTER_ASSERT(r, count_bytes(bm, true) < count_bytes(bm, false));
}
}
DEF_TEST(document_tests, reporter) {
REQUIRE_PDF_DOCUMENT(document_tests, reporter);
test_empty(reporter);
test_abort(reporter);
test_abortWithFile(reporter);
test_file(reporter);
test_close(reporter);
}
DEF_TEST(document_skbug_4734, r) {
REQUIRE_PDF_DOCUMENT(document_skbug_4734, r);
SkDynamicMemoryWStream stream;
SkAutoTUnref<SkDocument> doc(SkDocument::CreatePDF(&stream));
SkCanvas* canvas = doc->beginPage(64, 64);
canvas->scale(10000.0f, 10000.0f);
canvas->translate(20.0f, 10.0f);
canvas->rotate(30.0f);
const char text[] = "HELLO";
canvas->drawText(text, strlen(text), 0, 0, SkPaint());
}
DEF_TEST(SkPDF_document_skbug_4734, r) {
REQUIRE_PDF_DOCUMENT(SkPDF_document_skbug_4734, r);
SkDynamicMemoryWStream stream;
auto doc = SkPDF::MakeDocument(&stream);
SkCanvas* canvas = doc->beginPage(64, 64);
canvas->scale(10000.0f, 10000.0f);
canvas->translate(20.0f, 10.0f);
canvas->rotate(30.0f);
const char text[] = "HELLO";
canvas->drawString(text, 0, 0, SkFont(), SkPaint());
}
// Make sure we excercise the multi-page functionality without problems.
// Add this to args.gn to output the PDF to a file:
// extra_cflags = [ "-DSK_PDF_TEST_MULTIPAGE=\"/tmp/skpdf_test_multipage.pdf\"" ]
DEF_TEST(SkPDF_multiple_pages, r) {
REQUIRE_PDF_DOCUMENT(SkPDF_multiple_pages, r);
int n = 100;
#ifdef SK_PDF_TEST_MULTIPAGE
SkFILEWStream wStream(SK_PDF_TEST_MULTIPAGE);
#else
SkDynamicMemoryWStream wStream;
#endif
auto doc = SkPDF::MakeDocument(&wStream);
for (int i = 0; i < n; ++i) {
doc->beginPage(612, 792)->drawColor(
SkColorSetARGB(0xFF, 0x00, (uint8_t)(255.0f * i / (n - 1)), 0x00));
}
}
// verify that the PDFA flag does something.
DEF_TEST(SkPDF_pdfa_document, r) {
REQUIRE_PDF_DOCUMENT(SkPDF_pdfa_document, r);
SkPDF::Metadata pdfMetadata;
pdfMetadata.fTitle = "test document";
pdfMetadata.fCreation = {0, 1999, 12, 5, 31, 23, 59, 59};
pdfMetadata.fPDFA = true;
SkDynamicMemoryWStream buffer;
auto doc = SkPDF::MakeDocument(&buffer, pdfMetadata);
doc->beginPage(64, 64)->drawColor(SK_ColorRED);
doc->close();
sk_sp<SkData> data(buffer.detachAsData());
static const char* expectations[] = {
"sRGB IEC61966-2.1",
"<dc:title><rdf:Alt><rdf:li xml:lang=\"x-default\">test document",
"<xmp:CreateDate>1999-12-31T23:59:59+00:00</xmp:CreateDate>",
"/Subtype /XML",
"/CreationDate (D:19991231235959+00'00')>>",
};
for (const char* expectation : expectations) {
if (!contains(data->bytes(), data->size(), expectation)) {
ERRORF(r, "PDFA expectation missing: '%s'.", expectation);
}
}
pdfMetadata.fProducer = "phoney library";
pdfMetadata.fPDFA = true;
doc = SkPDF::MakeDocument(&buffer, pdfMetadata);
doc->beginPage(64, 64)->drawColor(SK_ColorRED);
doc->close();
data = buffer.detachAsData();
static const char* moreExpectations[] = {
"/Producer (phoney library)",
"/ProductionLibrary (Skia/PDF m",
"<!-- <skia:ProductionLibrary>Skia/PDF m",
"<pdf:Producer>phoney library</pdf:Producer>",
};
for (const char* expectation : moreExpectations) {
if (!contains(data->bytes(), data->size(), expectation)) {
ERRORF(r, "PDFA expectation missing: '%s'.", expectation);
}
}
}
DEF_TEST(Annotation_NamedDestination, reporter) {
REQUIRE_PDF_DOCUMENT(Annotation_NamedDestination, reporter);
SkDynamicMemoryWStream outStream;
SkAutoTUnref<SkDocument> doc(SkDocument::CreatePDF(&outStream));
SkCanvas* canvas = doc->beginPage(612.0f, 792.0f);
REPORTER_ASSERT(reporter, canvas);
SkPoint p = SkPoint::Make(SkIntToScalar(72), SkIntToScalar(72));
SkAutoDataUnref data(SkData::NewWithCString("example"));
SkAnnotateNamedDestination(canvas, p, data.get());
REPORTER_ASSERT(reporter, doc->close());
SkAutoDataUnref out(outStream.copyToData());
const char* rawOutput = (const char*)out->data();
REPORTER_ASSERT(reporter,
ContainsString(rawOutput, out->size(), "/example "));
}
DEF_TEST(Annotation_PdfLink, reporter) {
REQUIRE_PDF_DOCUMENT(Annotation_PdfLink, reporter);
SkDynamicMemoryWStream outStream;
SkAutoTUnref<SkDocument> doc(SkDocument::CreatePDF(&outStream));
SkCanvas* canvas = doc->beginPage(612.0f, 792.0f);
REPORTER_ASSERT(reporter, canvas);
SkRect r = SkRect::MakeXYWH(SkIntToScalar(72), SkIntToScalar(72),
SkIntToScalar(288), SkIntToScalar(72));
SkAutoDataUnref data(SkData::NewWithCString("http://www.gooogle.com"));
SkAnnotateRectWithURL(canvas, r, data.get());
REPORTER_ASSERT(reporter, doc->close());
SkAutoDataUnref out(outStream.copyToData());
const char* rawOutput = (const char*)out->data();
REPORTER_ASSERT(reporter, ContainsString(rawOutput, out->size(), "/Annots "));
}
DEF_TEST(SkPDF_MetadataAttribute, r) {
REQUIRE_PDF_DOCUMENT(SkPDF_MetadataAttribute, r);
SkDynamicMemoryWStream pdf;
SkAutoTUnref<SkDocument> doc(SkDocument::CreatePDF(&pdf));
typedef SkDocument::Attribute Attr;
Attr info[] = {
Attr(SkString("Title"), SkString("A1")),
Attr(SkString("Author"), SkString("A2")),
Attr(SkString("Subject"), SkString("A3")),
Attr(SkString("Keywords"), SkString("A4")),
Attr(SkString("Creator"), SkString("A5")),
};
int infoCount = sizeof(info) / sizeof(info[0]);
SkTime::DateTime now;
SkTime::GetDateTime(&now);
doc->setMetadata(&info[0], infoCount, &now, &now);
doc->beginPage(612.0f, 792.0f);
doc->close();
SkAutoTUnref<SkData> data(pdf.copyToData());
static const char* expectations[] = {
"/Title (A1)",
"/Author (A2)",
"/Subject (A3)",
"/Keywords (A4)",
"/Creator (A5)",
"/Producer (Skia/PDF ",
"/CreationDate (D:",
"/ModDate (D:"
};
for (const char* expectation : expectations) {
bool found = false;
size_t N = 1 + data->size() - strlen(expectation);
for (size_t i = 0; i < N; ++i) {
if (0 == memcmp(data->bytes() + i,
expectation, strlen(expectation))) {
found = true;
break;
}
}
if (!found) {
ERRORF(r, "expectation missing: '%s'.", expectation);
}
}
}
// http://crbug.com/473572
DEF_TEST(SkPDF_OpaqueSrcModeToSrcOver, r) {
REQUIRE_PDF_DOCUMENT(SkPDF_OpaqueSrcModeToSrcOver, r);
SkDynamicMemoryWStream srcMode;
SkDynamicMemoryWStream srcOverMode;
U8CPU alpha = SK_AlphaOPAQUE;
run_test(&srcMode, SkBlendMode::kSrc, alpha);
run_test(&srcOverMode, SkBlendMode::kSrcOver, alpha);
REPORTER_ASSERT(r, srcMode.bytesWritten() == srcOverMode.bytesWritten());
// The two PDFs should be equal because they have an opaque alpha.
srcMode.reset();
srcOverMode.reset();
alpha = 0x80;
run_test(&srcMode, SkBlendMode::kSrc, alpha);
run_test(&srcOverMode, SkBlendMode::kSrcOver, alpha);
REPORTER_ASSERT(r, srcMode.bytesWritten() > srcOverMode.bytesWritten());
// The two PDFs should not be equal because they have a non-opaque alpha.
}
