Bonus code example for - Parameterized tests with JUnit 5

pralhad-cmd · pralhad-cmd · commit 7758c342bc23 · 2023-01-27T23:09:17.000Z
diff --git a/core-java/junit5-parameterized-tests/src/test/java/source/assertj/AssertJTest.java b/core-java/junit5-parameterized-tests/src/test/java/source/assertj/AssertJTest.java
@@ -0,0 +1,28 @@
+package source.assertj;
+
+import java.util.function.Consumer;
+import java.util.stream.Stream;
+
+import org.assertj.core.api.Assertions;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.Arguments;
+import org.junit.jupiter.params.provider.MethodSource;
+
+public class AssertJTest {
+
+	@ParameterizedTest
+	@MethodSource("checkNumber_args")
+	void checkNumber(int number, Consumer<Integer> consumer) {
+
+		consumer.accept(number);
+	}
+
+	static Stream<Arguments> checkNumber_args() {
+		
+		Consumer<Integer> evenConsumer = i -> Assertions.assertThat(i % 2).isZero();
+		Consumer<Integer> oddConsumer = i -> Assertions.assertThat(i % 2).isEqualTo(1);
+
+		return Stream.of(Arguments.of(2, evenConsumer), 
+						 Arguments.of(3, oddConsumer));
+	}
+}
