132 lines
3.6 KiB
C++
132 lines
3.6 KiB
C++
#include "catch.hpp"
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#include "fake_path.hpp"
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// mapnik
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#include <mapnik/extend_converter.hpp>
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// stl
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#include <iostream>
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namespace offset_test {
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TEST_CASE("extend converter")
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{
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SECTION("empty")
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{
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try
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{
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fake_path path = {};
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mapnik::extend_converter<fake_path> c(path, 1000);
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double x, y;
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REQUIRE(c.vertex(&x, &y) == mapnik::SEG_END);
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}
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catch (std::exception const& ex)
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{
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std::cerr << ex.what() << "\n";
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REQUIRE(false);
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}
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}
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SECTION("one point")
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{
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try
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{
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fake_path path = {0, 0};
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mapnik::extend_converter<fake_path> c(path, 1000);
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double x, y;
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REQUIRE(c.vertex(&x, &y) == mapnik::SEG_MOVETO);
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REQUIRE(x == 0);
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REQUIRE(y == 0);
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REQUIRE(c.vertex(&x, &y) == mapnik::SEG_END);
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REQUIRE(c.vertex(&x, &y) == mapnik::SEG_END);
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}
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catch (std::exception const& ex)
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{
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std::cerr << ex.what() << "\n";
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REQUIRE(false);
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}
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}
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SECTION("two points")
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{
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try
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{
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fake_path path = {0, 0, 1, 0};
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mapnik::extend_converter<fake_path> c(path, 1000);
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double x, y;
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REQUIRE(c.vertex(&x, &y) == mapnik::SEG_MOVETO);
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REQUIRE(x == -1000);
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REQUIRE(y == 0);
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REQUIRE(c.vertex(&x, &y) == mapnik::SEG_LINETO);
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REQUIRE(x == 1001);
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REQUIRE(y == 0);
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REQUIRE(c.vertex(&x, &y) == mapnik::SEG_END);
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}
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catch (std::exception const& ex)
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{
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std::cerr << ex.what() << "\n";
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REQUIRE(false);
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}
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}
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SECTION("three points")
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{
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try
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{
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fake_path path = {0, 0, 1, 0, 2, 0};
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mapnik::extend_converter<fake_path> c(path, 1000);
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double x, y;
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REQUIRE(c.vertex(&x, &y) == mapnik::SEG_MOVETO);
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REQUIRE(x == -1000);
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REQUIRE(y == 0);
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REQUIRE(c.vertex(&x, &y) == mapnik::SEG_LINETO);
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REQUIRE(x == 1);
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REQUIRE(y == 0);
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REQUIRE(c.vertex(&x, &y) == mapnik::SEG_LINETO);
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REQUIRE(x == 1002);
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REQUIRE(y == 0);
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REQUIRE(c.vertex(&x, &y) == mapnik::SEG_END);
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}
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catch (std::exception const& ex)
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{
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std::cerr << ex.what() << "\n";
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REQUIRE(false);
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}
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}
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SECTION("more points")
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{
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try
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{
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fake_path path = {0, 0, 1, 0, 2, 0, 3, 0, 4, 0, 5, 0};
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mapnik::extend_converter<fake_path> c(path, 1000);
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double x, y;
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REQUIRE(c.vertex(&x, &y) == mapnik::SEG_MOVETO);
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REQUIRE(x == -1000);
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REQUIRE(y == 0);
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REQUIRE(c.vertex(&x, &y) == mapnik::SEG_LINETO);
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REQUIRE(x == 1);
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REQUIRE(y == 0);
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REQUIRE(c.vertex(&x, &y) == mapnik::SEG_LINETO);
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REQUIRE(x == 2);
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REQUIRE(y == 0);
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REQUIRE(c.vertex(&x, &y) == mapnik::SEG_LINETO);
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REQUIRE(x == 3);
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REQUIRE(y == 0);
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REQUIRE(c.vertex(&x, &y) == mapnik::SEG_LINETO);
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REQUIRE(x == 4);
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REQUIRE(y == 0);
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REQUIRE(c.vertex(&x, &y) == mapnik::SEG_LINETO);
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REQUIRE(x == 1005);
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REQUIRE(y == 0);
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REQUIRE(c.vertex(&x, &y) == mapnik::SEG_END);
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}
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catch (std::exception const& ex)
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{
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std::cerr << ex.what() << "\n";
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REQUIRE(false);
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}
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}
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}
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} // namespace offset_test
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