130 lines
No EOL
3.7 KiB
C++
130 lines
No EOL
3.7 KiB
C++
#include "catch.hpp"
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#include <iostream>
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#include <mapnik/image.hpp>
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#include <mapnik/image_reader.hpp>
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#include <mapnik/image_util.hpp>
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#include <mapnik/util/fs.hpp>
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#include <vector>
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#include <algorithm>
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#if defined(HAVE_CAIRO)
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#include <mapnik/cairo/cairo_context.hpp>
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#include <mapnik/cairo/cairo_image_util.hpp>
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#endif
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TEST_CASE("image io") {
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SECTION("readers") {
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std::string should_throw;
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boost::optional<std::string> type;
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try
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{
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#if defined(HAVE_JPEG)
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should_throw = "./test/data/images/blank.jpg";
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REQUIRE( mapnik::util::exists( should_throw ) );
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type = mapnik::type_from_filename(should_throw);
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REQUIRE( type );
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try
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{
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std::unique_ptr<mapnik::image_reader> reader(mapnik::get_image_reader(should_throw,*type));
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REQUIRE( false );
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}
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catch (std::exception const&)
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{
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REQUIRE( true );
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}
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#endif
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try
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{
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mapnik::image_rgba8 im(-10,-10); // should throw rather than overflow
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REQUIRE( im.width() < 10 ); // should not get here, but if we did this test should fail
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}
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catch (std::exception const& ex)
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{
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REQUIRE( true ); // should hit bad alloc here
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}
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#if defined(HAVE_CAIRO)
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mapnik::cairo_surface_ptr image_surface(
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cairo_image_surface_create(CAIRO_FORMAT_ARGB32,256,257),
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mapnik::cairo_surface_closer());
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mapnik::image_rgba8 im_data(cairo_image_surface_get_width(&*image_surface), cairo_image_surface_get_height(&*image_surface));
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im_data.set(1);
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REQUIRE( (unsigned)im_data(0,0) == unsigned(1) );
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// Should set back to fully transparent
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mapnik::cairo_image_to_rgba8(im_data, image_surface);
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REQUIRE( (unsigned)im_data(0,0) == unsigned(0) );
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#endif
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#if defined(HAVE_PNG)
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should_throw = "./test/data/images/blank.png";
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REQUIRE( mapnik::util::exists( should_throw ) );
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type = mapnik::type_from_filename(should_throw);
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REQUIRE( type );
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try
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{
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std::unique_ptr<mapnik::image_reader> reader(mapnik::get_image_reader(should_throw,*type));
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REQUIRE( false );
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}
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catch (std::exception const&)
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{
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REQUIRE( true );
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}
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should_throw = "./test/data/images/xcode-CgBI.png";
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REQUIRE( mapnik::util::exists( should_throw ) );
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type = mapnik::type_from_filename(should_throw);
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REQUIRE( type );
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try
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{
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std::unique_ptr<mapnik::image_reader> reader(mapnik::get_image_reader(should_throw,*type));
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REQUIRE( false );
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}
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catch (std::exception const&)
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{
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REQUIRE( true );
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}
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#endif
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#if defined(HAVE_TIFF)
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should_throw = "./test/data/images/blank.tiff";
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REQUIRE( mapnik::util::exists( should_throw ) );
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type = mapnik::type_from_filename(should_throw);
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REQUIRE( type );
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try
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{
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std::unique_ptr<mapnik::image_reader> reader(mapnik::get_image_reader(should_throw,*type));
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REQUIRE( false );
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}
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catch (std::exception const&)
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{
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REQUIRE( true );
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}
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#endif
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#if defined(HAVE_WEBP)
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should_throw = "./test/data/images/blank.webp";
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REQUIRE( mapnik::util::exists( should_throw ) );
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type = mapnik::type_from_filename(should_throw);
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REQUIRE( type );
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try
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{
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std::unique_ptr<mapnik::image_reader> reader(mapnik::get_image_reader(should_throw,*type));
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REQUIRE( false );
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}
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catch (std::exception const&)
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{
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REQUIRE( true );
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}
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#endif
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}
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catch (std::exception const & ex)
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{
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std::clog << ex.what() << "\n";
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REQUIRE(false);
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}
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}
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} |