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September 14, 2024 11:24
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course-duration tests in Java
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| package unit_tests; | |
| import course_duration.Clock; | |
| import course_duration.Configuration; | |
| import course_duration.Course; | |
| import org.junit.jupiter.api.BeforeEach; | |
| import org.junit.jupiter.api.Test; | |
| import org.junit.jupiter.params.ParameterizedTest; | |
| import org.junit.jupiter.params.provider.Arguments; | |
| import org.junit.jupiter.params.provider.MethodSource; | |
| import java.time.Instant; | |
| import java.time.temporal.ChronoUnit; | |
| import java.util.stream.Stream; | |
| import static org.hamcrest.MatcherAssert.assertThat; | |
| import static org.hamcrest.Matchers.is; | |
| import static org.mockito.Mockito.mock; | |
| import static org.mockito.Mockito.when; | |
| public class CourseTest { | |
| private static final Instant START_TIME = Instant.parse("2018-11-30T18:35:24.00Z"); | |
| public static final String COURSE_NAME = "Macrame"; | |
| private Course course; | |
| private Clock clock; | |
| private Configuration configuration; | |
| @BeforeEach | |
| public void setUp() { | |
| clock = mock(Clock.class); | |
| configuration = mock(Configuration.class); | |
| course = new Course(COURSE_NAME, configuration, clock); | |
| } | |
| @Test | |
| public void detects_a_short_course() { | |
| when(clock.now()).thenReturn( | |
| START_TIME, | |
| START_TIME.plus(9, ChronoUnit.MINUTES) | |
| ); | |
| course.start(); | |
| course.end(); | |
| assertThat(course.isShort(), is(true)); | |
| } | |
| @Test | |
| public void detects_a_long_course() { | |
| when(clock.now()).thenReturn( | |
| START_TIME, | |
| START_TIME.plus(10, ChronoUnit.MINUTES) | |
| ); | |
| course.start(); | |
| course.end(); | |
| assertThat(course.isLong(), is(true)); | |
| } | |
| @ParameterizedTest | |
| @MethodSource("colleges") | |
| public void knows_course_title(String configurationValue, String collegeName) { | |
| when(configuration.getValue("COLLEGE")).thenReturn(configurationValue); | |
| var title = course.getTitle(); | |
| assertThat(title, is(COURSE_NAME + " course in " + collegeName + " college")); | |
| } | |
| private static Stream<Arguments> colleges() { | |
| return Stream.of( | |
| Arguments.of("ACME university", "ACME university"), | |
| Arguments.of(null, "not found") | |
| ); | |
| } | |
| } |
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