33 lines
1.2 KiB
C++
33 lines
1.2 KiB
C++
#include <iostream>
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#include <mbgl/test/util.hpp>
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#include <mbgl/renderer/property_evaluator.hpp>
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#include <mbgl/renderer/property_evaluation_parameters.hpp>
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#include <mbgl/style/expression/dsl.hpp>
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using namespace mbgl;
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using namespace mbgl::style;
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using namespace mbgl::style::expression::dsl;
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float evaluate(PropertyValue<float> value, float zoom) {
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return value.evaluate(PropertyEvaluator<float>(PropertyEvaluationParameters(zoom), 0));
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}
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TEST(CameraFunction, Constant) {
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EXPECT_EQ(2.0f, evaluate(PropertyValue<float>(2.0), 0));
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EXPECT_EQ(3.8f, evaluate(PropertyValue<float>(3.8), 0));
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EXPECT_EQ(22.0f, evaluate(PropertyValue<float>(22.0), 0));
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EXPECT_EQ(2.0f, evaluate(PropertyValue<float>(2.0), 4));
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EXPECT_EQ(3.8f, evaluate(PropertyValue<float>(3.8), 4));
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EXPECT_EQ(22.0f, evaluate(PropertyValue<float>(22.0), 4));
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EXPECT_EQ(2.0f, evaluate(PropertyValue<float>(2.0), 22));
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EXPECT_EQ(3.8f, evaluate(PropertyValue<float>(3.8), 22));
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EXPECT_EQ(22.0f, evaluate(PropertyValue<float>(22.0), 22));
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}
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TEST(CameraFunction, Expression) {
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CameraFunction<float> function(interpolate(linear(), zoom(), 0.0, literal(0.0), 1.0, literal(1.0)));
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EXPECT_EQ(0.0, evaluate(function, 0.0));
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EXPECT_EQ(0.5, evaluate(function, 0.5));
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}
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