Home | History | Annotate | Download | only in tests 
      1 /*
      2  * Copyright 2011 Google Inc.
      3  *
      4  * Use of this source code is governed by a BSD-style license that can be
      5  * found in the LICENSE file.
      6  */
      7 #include "SkAnnotation.h"
      8 #include "SkCanvas.h"
      9 #include "SkData.h"
     10 #include "SkDocument.h"
     11 #include "SkStream.h"
     12 #include "Test.h"
     13 
     14 /** Returns true if data (may contain null characters) contains needle (null
     15  *  terminated). */
     16 static bool ContainsString(const char* data, size_t dataSize, const char* needle) {
     17     size_t nSize = strlen(needle);
     18     for (size_t i = 0; i < dataSize - nSize; i++) {
     19         if (strncmp(&data[i], needle, nSize) == 0) {
     20             return true;
     21         }
     22     }
     23     return false;
     24 }
     25 
     26 DEF_TEST(Annotation_NoDraw, reporter) {
     27     SkBitmap bm;
     28     bm.allocN32Pixels(10, 10);
     29     bm.eraseColor(SK_ColorTRANSPARENT);
     30 
     31     SkCanvas canvas(bm);
     32     SkRect r = SkRect::MakeWH(SkIntToScalar(10), SkIntToScalar(10));
     33 
     34     sk_sp<SkData> data(SkData::MakeWithCString("http://www.gooogle.com"));
     35 
     36     REPORTER_ASSERT(reporter, 0 == *bm.getAddr32(0, 0));
     37     SkAnnotateRectWithURL(&canvas, r, data.get());
     38     REPORTER_ASSERT(reporter, 0 == *bm.getAddr32(0, 0));
     39 }
     40 
     41 DEF_TEST(Annotation_PdfLink, reporter) {
     42     REQUIRE_PDF_DOCUMENT(Annotation_PdfLink, reporter);
     43     SkDynamicMemoryWStream outStream;
     44     sk_sp<SkDocument> doc(SkDocument::MakePDF(&outStream));
     45     SkCanvas* canvas = doc->beginPage(612.0f, 792.0f);
     46     REPORTER_ASSERT(reporter, canvas);
     47 
     48     SkRect r = SkRect::MakeXYWH(SkIntToScalar(72), SkIntToScalar(72),
     49                                 SkIntToScalar(288), SkIntToScalar(72));
     50     sk_sp<SkData> data(SkData::MakeWithCString("http://www.gooogle.com"));
     51     SkAnnotateRectWithURL(canvas, r, data.get());
     52 
     53     doc->close();
     54     sk_sp<SkData> out = outStream.detachAsData();
     55     const char* rawOutput = (const char*)out->data();
     56 
     57     REPORTER_ASSERT(reporter, ContainsString(rawOutput, out->size(), "/Annots "));
     58 }
     59 
     60 DEF_TEST(Annotation_NamedDestination, reporter) {
     61     REQUIRE_PDF_DOCUMENT(Annotation_NamedDestination, reporter);
     62     SkDynamicMemoryWStream outStream;
     63     sk_sp<SkDocument> doc(SkDocument::MakePDF(&outStream));
     64     SkCanvas* canvas = doc->beginPage(612.0f, 792.0f);
     65     REPORTER_ASSERT(reporter, canvas);
     66 
     67     SkPoint p = SkPoint::Make(SkIntToScalar(72), SkIntToScalar(72));
     68     sk_sp<SkData> data(SkData::MakeWithCString("example"));
     69     SkAnnotateNamedDestination(canvas, p, data.get());
     70 
     71     doc->close();
     72     sk_sp<SkData> out = outStream.detachAsData();
     73     const char* rawOutput = (const char*)out->data();
     74 
     75     REPORTER_ASSERT(reporter,
     76         ContainsString(rawOutput, out->size(), "/example "));
     77 }
     78