82 lines
2.8 KiB
C++
82 lines
2.8 KiB
C++
#include <mbgl/renderer/particle_viewport_reseed.hpp>
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#include <gtest/gtest.h>
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using namespace mbgl;
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TEST(ParticleViewportReseed, ZoomOutBeyondEpsilonReseedsOnce) {
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ParticleViewportReseedGesture gesture;
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gesture.begin(10.0);
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const auto decision = gesture.finish(8.0, true);
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EXPECT_EQ(decision.action, ParticleViewportReseedAction::Reseed);
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EXPECT_DOUBLE_EQ(decision.startZoom, 10.0);
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EXPECT_DOUBLE_EQ(decision.endZoom, 8.0);
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EXPECT_FALSE(gesture.isActive());
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EXPECT_EQ(gesture.finish(7.0, true).action, ParticleViewportReseedAction::None);
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}
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TEST(ParticleViewportReseed, ZoomInDoesNotReseed) {
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ParticleViewportReseedGesture gesture;
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gesture.begin(8.0);
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EXPECT_EQ(gesture.finish(10.0, true).action, ParticleViewportReseedAction::None);
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EXPECT_FALSE(gesture.isActive());
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}
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TEST(ParticleViewportReseed, PanDoesNotReseed) {
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ParticleViewportReseedGesture gesture;
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gesture.begin(8.0);
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EXPECT_EQ(gesture.finish(8.0, true).action, ParticleViewportReseedAction::None);
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}
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TEST(ParticleViewportReseed, RotateOrPitchWithoutZoomDecreaseDoesNotReseed) {
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ParticleViewportReseedGesture gesture;
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gesture.begin(8.0);
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EXPECT_EQ(gesture.finish(8.01, true).action, ParticleViewportReseedAction::None);
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}
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TEST(ParticleViewportReseed, ZoomJitterWithinEpsilonDoesNotReseed) {
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ParticleViewportReseedGesture gesture;
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gesture.begin(8.0);
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EXPECT_EQ(gesture.finish(8.0 - ParticleViewportReseedZoomEpsilon, true).action,
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ParticleViewportReseedAction::None);
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}
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TEST(ParticleViewportReseed, InvalidDomainConsumesZoomOutRequest) {
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ParticleViewportReseedGesture gesture;
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gesture.begin(10.0);
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const auto decision = gesture.finish(8.0, false);
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EXPECT_EQ(decision.action, ParticleViewportReseedAction::SkipInvalidDomain);
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EXPECT_FALSE(gesture.isActive());
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EXPECT_EQ(gesture.finish(7.0, true).action, ParticleViewportReseedAction::None);
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}
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TEST(ParticleViewportReseed, ContinuousInvalidationKeepsFirstStartZoom) {
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ParticleViewportReseedGesture gesture;
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gesture.begin(10.0);
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gesture.begin(9.0);
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gesture.begin(8.0);
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EXPECT_DOUBLE_EQ(gesture.getStartZoom(), 10.0);
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const auto decision = gesture.finish(7.0, true);
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EXPECT_DOUBLE_EQ(decision.startZoom, 10.0);
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EXPECT_EQ(decision.action, ParticleViewportReseedAction::Reseed);
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}
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TEST(ParticleViewportReseed, NextGestureRefreshesStartZoom) {
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ParticleViewportReseedGesture gesture;
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gesture.begin(10.0);
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EXPECT_EQ(gesture.finish(8.0, true).action, ParticleViewportReseedAction::Reseed);
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gesture.begin(6.0);
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EXPECT_DOUBLE_EQ(gesture.getStartZoom(), 6.0);
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const auto decision = gesture.finish(5.0, true);
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EXPECT_DOUBLE_EQ(decision.startZoom, 6.0);
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EXPECT_EQ(decision.action, ParticleViewportReseedAction::Reseed);
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}
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