80 lines
3.2 KiB
C++
80 lines
3.2 KiB
C++
#include <iostream>
|
|
#include <mbgl/test/util.hpp>
|
|
|
|
#include <mbgl/style/property_evaluator.hpp>
|
|
#include <mbgl/style/property_evaluation_parameters.hpp>
|
|
|
|
using namespace mbgl;
|
|
using namespace mbgl::style;
|
|
|
|
float evaluate(PropertyValue<float> value, float zoom) {
|
|
return value.evaluate(PropertyEvaluator<float>(PropertyEvaluationParameters(zoom), 0));
|
|
}
|
|
std::string evaluate(PropertyValue<std::string> value, float zoom) {
|
|
return value.evaluate(PropertyEvaluator<std::string>(PropertyEvaluationParameters(zoom), ""));
|
|
}
|
|
bool evaluate(PropertyValue<bool> value, float zoom) {
|
|
return value.evaluate(PropertyEvaluator<bool>(PropertyEvaluationParameters(zoom), false));
|
|
}
|
|
|
|
TEST(Function, Constant) {
|
|
EXPECT_EQ(2.0f, evaluate(PropertyValue<float>(2.0), 0));
|
|
EXPECT_EQ(3.8f, evaluate(PropertyValue<float>(3.8), 0));
|
|
EXPECT_EQ(22.0f, evaluate(PropertyValue<float>(22.0), 0));
|
|
EXPECT_EQ(2.0f, evaluate(PropertyValue<float>(2.0), 4));
|
|
EXPECT_EQ(3.8f, evaluate(PropertyValue<float>(3.8), 4));
|
|
EXPECT_EQ(22.0f, evaluate(PropertyValue<float>(22.0), 4));
|
|
EXPECT_EQ(2.0f, evaluate(PropertyValue<float>(2.0), 22));
|
|
EXPECT_EQ(3.8f, evaluate(PropertyValue<float>(3.8), 22));
|
|
EXPECT_EQ(22.0f, evaluate(PropertyValue<float>(22.0), 22));
|
|
}
|
|
|
|
TEST(Function, Stops) {
|
|
// Explicit constant slope in fringe regions.
|
|
Function<float> slope_1({ { 0, 1.5 }, { 6, 1.5 }, { 8, 3 }, { 22, 3 } }, 1.75);
|
|
EXPECT_EQ(1.5, evaluate(slope_1, 0));
|
|
EXPECT_EQ(1.5, evaluate(slope_1, 4));
|
|
EXPECT_EQ(1.5, evaluate(slope_1, 6));
|
|
ASSERT_FLOAT_EQ(2.0454545454545454, evaluate(slope_1, 7));
|
|
EXPECT_EQ(3.0, evaluate(slope_1, 8));
|
|
EXPECT_EQ(3.0, evaluate(slope_1, 9));
|
|
EXPECT_EQ(3.0, evaluate(slope_1, 15));
|
|
EXPECT_EQ(3.0, evaluate(slope_1, 22));
|
|
|
|
|
|
// Test constant values in fringe regions.
|
|
Function<float> slope_2({ { 6, 1.5 }, { 8, 3 } }, 1.75);
|
|
EXPECT_EQ(1.5, evaluate(slope_2, 0));
|
|
EXPECT_EQ(1.5, evaluate(slope_2, 4));
|
|
EXPECT_EQ(1.5, evaluate(slope_2, 6));
|
|
ASSERT_FLOAT_EQ(2.0454545454545454, evaluate(slope_2, 7));
|
|
EXPECT_EQ(3.0, evaluate(slope_2, 8));
|
|
EXPECT_EQ(3.0, evaluate(slope_2, 9));
|
|
EXPECT_EQ(3.0, evaluate(slope_2, 15));
|
|
EXPECT_EQ(3.0, evaluate(slope_2, 22));
|
|
|
|
|
|
// Explicit constant slope in fringe regions.
|
|
Function<float> slope_4({ { 0, 2 }, { 8, 10 } }, 1);
|
|
EXPECT_EQ(2, evaluate(slope_4, 0));
|
|
EXPECT_EQ(3, evaluate(slope_4, 1));
|
|
EXPECT_EQ(4, evaluate(slope_4, 2));
|
|
EXPECT_EQ(4.75, evaluate(slope_4, 2.75));
|
|
EXPECT_EQ(10, evaluate(slope_4, 8));
|
|
|
|
// discrete values
|
|
Function<std::string> discrete_0({{3, "string0"}, {6, "string1"}, {9, "string2"}}, 1);
|
|
EXPECT_EQ("string0", evaluate(discrete_0, 2));
|
|
EXPECT_EQ("string0", evaluate(discrete_0, 4));
|
|
EXPECT_EQ("string1", evaluate(discrete_0, 7));
|
|
EXPECT_EQ("string2", evaluate(discrete_0, 9));
|
|
EXPECT_EQ("string2", evaluate(discrete_0, 10));
|
|
|
|
Function<bool> discreteBool({{1, false}, {3, true}}, 1);
|
|
EXPECT_EQ(false, evaluate(discreteBool, 0));
|
|
EXPECT_EQ(false, evaluate(discreteBool, 1));
|
|
EXPECT_EQ(false, evaluate(discreteBool, 2));
|
|
EXPECT_EQ(true, evaluate(discreteBool, 3));
|
|
EXPECT_EQ(true, evaluate(discreteBool, 4));
|
|
}
|