53 lines
1.6 KiB
C++
53 lines
1.6 KiB
C++
#include <mbgl/test/util.hpp>
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#include <mbgl/style/conversion/json.hpp>
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#include <mbgl/style/conversion/constant.hpp>
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#include <mbgl/style/conversion/function.hpp>
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using namespace mbgl;
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using namespace mbgl::style;
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using namespace mbgl::style::conversion;
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TEST(StyleConversion, Function) {
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Error error;
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auto parseFunction = [&](const std::string& json) {
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return convertJSON<CameraFunction<float>>(json, error);
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};
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auto fn1 = parseFunction(R"({"stops":[]})");
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ASSERT_FALSE(fn1);
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ASSERT_EQ("function must have at least one stop", error.message);
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auto fn2 = parseFunction(R"({"stops":[1]})");
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ASSERT_FALSE(fn2);
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ASSERT_EQ("function stop must be an array", error.message);
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auto fn3 = parseFunction(R"({"stops":[[]]})");
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ASSERT_FALSE(fn3);
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ASSERT_EQ("function stop must have two elements", error.message);
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auto fn4 = parseFunction(R"({"stops":[[-1,-1]]})");
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ASSERT_TRUE(bool(fn4));
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auto fn5 = parseFunction(R"({"stops":[[0,1,2]]})");
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ASSERT_FALSE(fn5);
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ASSERT_EQ("function stop must have two elements", error.message);
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auto fn6 = parseFunction(R"({"stops":[[0,"x"]]})");
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ASSERT_FALSE(fn6);
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ASSERT_EQ("value must be a number", error.message);
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auto fn7 = parseFunction("{}");
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ASSERT_FALSE(fn7);
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ASSERT_EQ("function value must specify stops", error.message);
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auto fn8 = parseFunction("[]");
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ASSERT_FALSE(fn8);
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ASSERT_EQ("function must be an object", error.message);
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auto fn9 = parseFunction(R"({"stops":[[0,0]],"base":false})");
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ASSERT_FALSE(fn9);
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ASSERT_EQ("function base must be a number", error.message);
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}
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