BAEL-6285: added code support for JUnit5's @timeout (#13784)

Author: etrandafir93

testing-modules/junit5-annotations/src/test/java/com/baeldung/junit5/timeout/TimeoutUnitTest.java

@@ -0,0 +1,79 @@
+package com.baeldung.junit5.timeout;
+
+import org.junit.jupiter.api.Nested;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.Timeout;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.ValueSource;
+
+import java.util.concurrent.TimeUnit;
+
+
+@Timeout(5)
+class TimeoutUnitTest {
+
+	@Test
+	@Timeout(1)
+	void shouldFailAfterOneSecond() {
+		slowMethod();
+	}
+
+	@Test
+	@Timeout(value = 5, unit = TimeUnit.MINUTES, threadMode = Timeout.ThreadMode.SEPARATE_THREAD)
+	void shouldUseADifferentThread() {
+		System.out.println(Thread.currentThread().getName());
+		slowMethod();
+	}
+
+	@Test
+	void shouldFailAfterDefaultTimeoutOfFiveSeconds() {
+		slowMethod();
+	}
+
+	@Test
+	@Timeout(value = 2, unit = TimeUnit.MINUTES)
+	void shouldFailAfterTwoMinutes() {
+		slowMethod();
+	}
+
+	@Timeout(1)
+	@ParameterizedTest
+	@ValueSource(ints = {1, 2, 3, 4, 5})
+	void eachTestShouldFailAfterOneSecond(int input) {
+		slowMethod();
+	}
+
+	@Nested
+	class NestedClassWithoutTimeout {
+		@Test
+		void shouldFailAfterParentsDefaultTimeoutOfFiveSeconds() {
+			slowMethod();
+		}
+	}
+
+	@Nested
+	@Timeout(3)
+	class NestedClassWithTimeout {
+
+		@Test
+		void shouldFailAfterNestedClassTimeoutOfThreeSeconds() {
+			slowMethod();
+		}
+
+		@Test
+		@Timeout(1)
+		void shouldFailAfterOneSecond() {
+			slowMethod();
+		}
+	}
+
+	private void slowMethod() {
+		try {
+//			Thread.sleep(10_000);
+//			just for demonstration purposes
+//			tests cannot fail on the pipeline, bue we need failing examples in the article
+		} catch (Exception e) {
+			throw new RuntimeException(e);
+		}
+	}
+}