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#include <mbgl/test/util.hpp>
#include <mbgl/programs/symbol_program.hpp>
using namespace mbgl;
TEST(SymbolProgram, SymbolSizeBinder) {
auto binder = SymbolSizeBinder::create(5.0f, 12.0f, 0.0f);
auto uniformValues = binder->uniformValues(5.5f);
EXPECT_EQ(uniformValues.get<uniforms::u_is_size_zoom_constant>().t, true);
EXPECT_EQ(uniformValues.get<uniforms::u_is_size_feature_constant>().t, true);
EXPECT_EQ(uniformValues.get<uniforms::u_size>().t, 12.0f);
EXPECT_EQ(uniformValues.get<uniforms::u_layout_size>().t, 12.0f);
binder = SymbolSizeBinder::create(1.0f, style::CameraFunction<float>(style::ExponentialStops<float>({
{0.0f, 8.0f},
{10.0f, 18.0f}
}, 1.0f)), 0.0f);
uniformValues = binder->uniformValues(1.5f);
EXPECT_EQ(uniformValues.get<uniforms::u_is_size_zoom_constant>().t, false);
EXPECT_EQ(uniformValues.get<uniforms::u_is_size_feature_constant>().t, true);
EXPECT_EQ(uniformValues.get<uniforms::u_size>().t, 9.5f);
EXPECT_EQ(uniformValues.get<uniforms::u_layout_size>().t, 10.0f);
binder = SymbolSizeBinder::create(0.0f, style::CameraFunction<float>(style::ExponentialStops<float>({
{1.0f, 8.0f},
{11.0f, 18.0f}
}, 1.0f)), 0.0f);
uniformValues = binder->uniformValues(0.5f);
EXPECT_EQ(uniformValues.get<uniforms::u_is_size_zoom_constant>().t, false);
EXPECT_EQ(uniformValues.get<uniforms::u_is_size_feature_constant>().t, true);
EXPECT_EQ(uniformValues.get<uniforms::u_size>().t, 8.0f);
EXPECT_EQ(uniformValues.get<uniforms::u_layout_size>().t, 8.0f);
binder = SymbolSizeBinder::create(12.0f, style::CameraFunction<float>(style::ExponentialStops<float>({
{1.0f, 8.0f},
{11.0f, 18.0f}
}, 1.0f)), 0.0f);
uniformValues = binder->uniformValues(12.5f);
EXPECT_EQ(uniformValues.get<uniforms::u_is_size_zoom_constant>().t, false);
EXPECT_EQ(uniformValues.get<uniforms::u_is_size_feature_constant>().t, true);
EXPECT_EQ(uniformValues.get<uniforms::u_size>().t, 18.0f);
EXPECT_EQ(uniformValues.get<uniforms::u_layout_size>().t, 18.0f);
binder = SymbolSizeBinder::create(0.0f, style::SourceFunction<float>("x", style::ExponentialStops<float>({
{1.0f, 8.0f},
{11.0f, 18.0f}
}, 1.0f)), 0.0f);
uniformValues = binder->uniformValues(12.5f);
EXPECT_EQ(uniformValues.get<uniforms::u_is_size_zoom_constant>().t, true);
EXPECT_EQ(uniformValues.get<uniforms::u_is_size_feature_constant>().t, false);
binder = SymbolSizeBinder::create(5.0f, style::CompositeFunction<float>("x", style::CompositeExponentialStops<float>({
{1.0f, {{0.0f, 8.0f}, {100.0f, 18.0f}}},
{11.0f, {{0.0f, 12.0f}, {100.0f, 24.9f}}}
}, 1.0f)), 0.0f);
uniformValues = binder->uniformValues(5.5f);
EXPECT_EQ(uniformValues.get<uniforms::u_is_size_zoom_constant>().t, false);
EXPECT_EQ(uniformValues.get<uniforms::u_is_size_feature_constant>().t, false);
EXPECT_EQ(uniformValues.get<uniforms::u_size_t>().t, 0.45f);
}
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