@Test
@Category(CorrectnessTests.class)
public void Foreach_ShouldReturn_InOrder_MostRecentlyRequested() {
LimitedMemoryCollection<Character, Integer> collection = new LimitedMemoryCollection<>(4);
Character[] keys = {'A', 'B', 'C', 'D'};
for (Character key : keys) {
collection.set(key, key + 1);
}
int order = collection.getCount() - 1;
for (Pair<Character, Integer> record : collection) {
Assert.assertEquals(record.getKey(), keys[order]);
Assert.assertEquals((long) record.getValue(), keys[order] + 1);
order--;
}
}
@Test
@Category(CorrectnessTests.class)
public void Foreach_ShouldEnumerate_CountElements() {
LimitedMemoryCollection<String, Integer> collection = new LimitedMemoryCollection<>(4);
String[] keys = {"A", "B", "C", "D"};
for (String key : keys) {
collection.set(key, 1);
}
int count = 0;
for (Pair<String, Integer> record : collection) {
count++;
}
Assert.assertEquals(count, collection.getCount());
}
@Test
@Category(CorrectnessTests.class)
public void Foreach_Should_Return_InOrder_MostRecentlyRequested_4() {
LimitedMemoryCollection<Character, Integer> collection = new LimitedMemoryCollection<>(4);
Character[] keys = {'A', 'B', 'C', 'D'};
for (Character key : keys) {
collection.set(key, key + 1);
}
collection.set(keys[1], 5);
Character[] expectedOrder = {keys[0], keys[2], keys[3], keys[1]};
int order = collection.getCount() - 1;
for (Pair<Character, Integer> record : collection) {
Assert.assertEquals(record.getKey(), expectedOrder[order]);
order--;
}
}
