36 lines
1.0 KiB
Java
36 lines
1.0 KiB
Java
package oving5.twitter;
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import static org.junit.jupiter.api.Assertions.assertEquals;
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import static org.junit.jupiter.api.Assertions.assertTrue;
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import org.junit.jupiter.api.BeforeEach;
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import org.junit.jupiter.api.DisplayName;
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import org.junit.jupiter.api.Test;
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public class FollowersCountComparatorTest {
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private TwitterAccount aaron;
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private TwitterAccount ben;
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private TwitterAccount charlie;
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private FollowersCountComparator comparator;
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@BeforeEach
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public void SetUp() {
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aaron = new TwitterAccount("Aaron");
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ben = new TwitterAccount("Ben");
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charlie = new TwitterAccount("Charlie");
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comparator = new FollowersCountComparator();
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}
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@Test
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@DisplayName("Check that the comparison is based on followers")
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public void testCompare() {
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aaron.follow(ben);
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ben.follow(aaron);
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assertEquals(0, comparator.compare(aaron, ben), "Aaron and Ben should be equal");
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charlie.follow(ben);
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assertTrue(comparator.compare(aaron, ben) > 0, "Aaron should come after Ben");
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assertTrue(comparator.compare(ben, aaron) < 0, "Ben should come before Aaron");
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}
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}
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