119 lines
3.1 KiB
C++
119 lines
3.1 KiB
C++
#include <mbgl/util/tile_cover.hpp>
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#include <mbgl/util/geo.hpp>
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#include <mbgl/map/tile_id.hpp>
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#include <gtest/gtest.h>
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#include <unordered_set>
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using namespace mbgl;
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using set = std::unordered_set<TileID>;
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TEST(TileCover, Empty) {
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auto result = tileCover(LatLngBounds::empty(), 0, 0);
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ASSERT_TRUE(result.empty());
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}
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TEST(TileCover, Arctic) {
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auto result = tileCover(LatLngBounds::hull({ 86, -180 }, { 90, 180 }), 0, 0);
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ASSERT_TRUE(result.empty());
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}
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TEST(TileCover, Antarctic) {
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auto result = tileCover(LatLngBounds::hull({ -86, -180 }, { -90, 180 }), 0, 0);
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ASSERT_TRUE(result.empty());
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}
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TEST(TileCover, WorldZ0) {
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auto result = tileCover(LatLngBounds::world(), 0, 0);
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ASSERT_EQ(1, result.size());
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ASSERT_EQ(0, result[0].z);
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ASSERT_EQ(0, result[0].x);
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ASSERT_EQ(0, result[0].y);
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}
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TEST(TileCover, WorldZ1) {
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auto result = tileCover(LatLngBounds::world(), 1, 1);
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ASSERT_EQ(4, result.size());
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ASSERT_EQ(
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(set {{
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TileID(1, 1, 1, 1),
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TileID(1, 0, 1, 1),
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TileID(1, 1, 0, 1),
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TileID(1, 0, 0, 1)
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}}),
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(set {
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result.begin(),
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result.end()
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}));
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}
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//TEST(TileCover, SingletonZ0) {
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// auto result = tileCover(LatLngBounds::singleton({0, 0}), 0, 0);
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// ASSERT_EQ(1, result.size());
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// ASSERT_EQ(0, result[0].z);
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// ASSERT_EQ(0, result[0].x);
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// ASSERT_EQ(0, result[0].y);
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//}
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//
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//TEST(TileCover, SingletonZ1) {
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// auto result = tileCover(LatLngBounds::singleton({0, 0}), 1, 1);
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// ASSERT_EQ(1, result.size());
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// ASSERT_EQ(0, result[0].z);
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// ASSERT_EQ(0, result[0].x);
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// ASSERT_EQ(0, result[0].y);
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//}
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static const LatLngBounds sanFrancisco = LatLngBounds::hull(
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{ 37.6609, -122.5744 },
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{ 37.8271, -122.3204 });
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TEST(TileCover, SanFranciscoZ0) {
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auto result = tileCover(sanFrancisco, 0, 0);
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ASSERT_EQ(1, result.size());
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ASSERT_EQ(0, result[0].w);
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ASSERT_EQ(0, result[0].z);
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ASSERT_EQ(0, result[0].x);
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ASSERT_EQ(0, result[0].y);
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}
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TEST(TileCover, SanFranciscoZ10) {
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auto result = tileCover(sanFrancisco, 10, 10);
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ASSERT_EQ(4, result.size());
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ASSERT_EQ(
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(set {{
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TileID(10, 163, 395, 10),
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TileID(10, 164, 395, 10),
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TileID(10, 163, 396, 10),
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TileID(10, 164, 396, 10)
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}}),
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(set {
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result.begin(),
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result.end()
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}));
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}
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//TEST(TileCover, OrderedByDistanceToCenter) {
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// auto result = tileCover(sanFrancisco, 12, 12);
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// ASSERT_EQ(12, result.size());
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// ASSERT_EQ( 12, result[0].z);
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// ASSERT_EQ( 654, result[0].x);
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// ASSERT_EQ(1583, result[0].y);
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// ASSERT_EQ( 12, result[1].z);
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// ASSERT_EQ( 655, result[1].x);
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// ASSERT_EQ(1583, result[1].y);
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//}
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//
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//static const LatLngBounds sanFranciscoWrapped = LatLngBounds::hull(
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// { 37.6609, 238.5744 },
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// { 37.8271, 238.3204 });
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//
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//TEST(TileCover, SanFranciscoZ0Wrapped) {
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// auto result = tileCover(sanFranciscoWrapped, 0, 0);
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// ASSERT_EQ(1, result.size());
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// ASSERT_EQ(1, result[0].w);
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// ASSERT_EQ(0, result[0].z);
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// ASSERT_EQ(0, result[0].x);
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// ASSERT_EQ(0, result[0].y);
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//}
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