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#include "BLI_multi_map.h"
#include "testing/testing.h"
using namespace BLI;
using IntMultiMap = MultiMap<int, int>;
TEST(multi_map, DefaultConstructor)
{
IntMultiMap map;
EXPECT_EQ(map.key_amount(), 0);
}
TEST(multi_map, AddNewSingle)
{
IntMultiMap map;
map.add_new(2, 5);
EXPECT_EQ(map.key_amount(), 1);
EXPECT_TRUE(map.contains(2));
EXPECT_FALSE(map.contains(5));
EXPECT_EQ(map.lookup(2)[0], 5);
}
TEST(multi_map, AddMultipleforSameKey)
{
IntMultiMap map;
map.add(3, 5);
map.add(3, 1);
map.add(3, 7);
EXPECT_EQ(map.key_amount(), 1);
EXPECT_EQ(map.lookup(3).size(), 3);
EXPECT_EQ(map.lookup(3)[0], 5);
EXPECT_EQ(map.lookup(3)[1], 1);
EXPECT_EQ(map.lookup(3)[2], 7);
}
TEST(multi_map, AddMany)
{
IntMultiMap map;
for (uint i = 0; i < 100; i++) {
int key = i % 10;
map.add(key, i);
}
EXPECT_EQ(map.key_amount(), 10);
EXPECT_TRUE(map.contains(3));
EXPECT_FALSE(map.contains(11));
EXPECT_EQ(map.lookup(2)[4], 42);
EXPECT_EQ(map.lookup(6)[1], 16);
EXPECT_EQ(map.lookup(7).size(), 10);
}
TEST(multi_map, AddMultiple)
{
IntMultiMap map;
map.add_multiple(2, {6, 7, 8});
map.add_multiple(3, {1, 2});
map.add_multiple(2, {9, 1});
EXPECT_EQ(map.key_amount(), 2);
EXPECT_EQ(map.lookup_default(2).size(), 5);
EXPECT_EQ(map.lookup_default(3).size(), 2);
EXPECT_EQ(map.lookup_default(2)[0], 6);
EXPECT_EQ(map.lookup_default(2)[1], 7);
EXPECT_EQ(map.lookup_default(2)[2], 8);
EXPECT_EQ(map.lookup_default(2)[3], 9);
EXPECT_EQ(map.lookup_default(2)[4], 1);
}
TEST(multi_map, AddMultipleNew)
{
IntMultiMap map;
map.add_multiple_new(3, {6, 7, 8});
map.add_multiple_new(2, {1, 2, 5, 7});
EXPECT_EQ(map.key_amount(), 2);
EXPECT_TRUE(map.contains(3));
EXPECT_TRUE(map.contains(2));
EXPECT_TRUE(map.lookup(2).contains(2));
EXPECT_FALSE(map.lookup(2).contains(3));
}
TEST(multi_map, ValuesForKey)
{
IntMultiMap map;
map.add(3, 5);
map.add(3, 7);
map.add(3, 8);
map.add(4, 2);
map.add(4, 3);
EXPECT_EQ(map.value_amount(3), 3);
EXPECT_EQ(map.value_amount(4), 2);
}
TEST(multi_map, Keys)
{
IntMultiMap map;
map.add(3, 6);
map.add(3, 3);
map.add(3, 4);
map.add(4, 1);
map.add(2, 1);
Vector<int> values;
for (auto value : map.keys()) {
values.append(value);
}
EXPECT_EQ(values.size(), 3);
EXPECT_TRUE(values.contains(3));
EXPECT_TRUE(values.contains(4));
EXPECT_TRUE(values.contains(2));
}
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