diff --git a/testing-modules/testing/pom.xml b/testing-modules/testing/pom.xml
index c76045380b..91792a4681 100644
--- a/testing-modules/testing/pom.xml
+++ b/testing-modules/testing/pom.xml
@@ -173,7 +173,7 @@
         <jacoco.version>0.7.7.201606060606</jacoco.version>
         <guava.version>21.0</guava.version>
         <assertj-guava.version>3.1.0</assertj-guava.version>
-        <assertj-core.version>3.6.1</assertj-core.version>
+        <assertj-core.version>3.9.0</assertj-core.version>
         <assertj-generator.version>2.1.0</assertj-generator.version>
         <truth.version>0.32</truth.version>
         <jUnitParams.version>1.1.0</jUnitParams.version>
diff --git a/testing-modules/testing/src/test/java/com/baeldung/testing/assertj/exceptions/Java7StyleAssertions.java b/testing-modules/testing/src/test/java/com/baeldung/testing/assertj/exceptions/Java7StyleAssertions.java
new file mode 100644
index 0000000000..07a5be1118
--- /dev/null
+++ b/testing-modules/testing/src/test/java/com/baeldung/testing/assertj/exceptions/Java7StyleAssertions.java
@@ -0,0 +1,24 @@
+package com.baeldung.testing.assertj.exceptions;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.fail;
+import static org.assertj.core.api.Assertions.failBecauseExceptionWasNotThrown;
+
+import org.junit.Test;
+
+public class Java7StyleAssertions {
+
+    @Test
+    public void whenDividingByZero_thenArithmeticException() {
+        try {
+            int numerator = 10;
+            int denominator = 0;
+            int quotient = numerator / denominator;
+            fail("ArithmeticException expected because dividing by zero yields an ArithmeticException.");
+            failBecauseExceptionWasNotThrown(ArithmeticException.class);
+        } catch (Exception e) {
+            assertThat(e).hasMessage("/ by zero");
+            assertThat(e).isInstanceOf(ArithmeticException.class);
+        }
+    }
+}
diff --git a/testing-modules/testing/src/test/java/com/baeldung/testing/assertj/exceptions/Java8StyleAssertions.java b/testing-modules/testing/src/test/java/com/baeldung/testing/assertj/exceptions/Java8StyleAssertions.java
new file mode 100644
index 0000000000..53f192bb2f
--- /dev/null
+++ b/testing-modules/testing/src/test/java/com/baeldung/testing/assertj/exceptions/Java8StyleAssertions.java
@@ -0,0 +1,42 @@
+package com.baeldung.testing.assertj.exceptions;
+
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.assertThatExceptionOfType;
+import static org.assertj.core.api.Assertions.catchThrowable;
+
+import org.junit.Test;
+
+public class Java8StyleAssertions {
+
+    @Test
+    public void whenDividingByZero_thenArithmeticException() {
+        assertThatThrownBy(() -> {
+            int numerator = 10;
+            int denominator = 0;
+            int quotient = numerator / denominator;
+        }).isInstanceOf(ArithmeticException.class)
+            .hasMessageContaining("/ by zero");
+
+        assertThatExceptionOfType(ArithmeticException.class).isThrownBy(() -> {
+            int numerator = 10;
+            int denominator = 0;
+            int quotient = numerator / denominator;
+        })
+            .withMessageContaining("/ by zero");
+
+        // BDD style:
+
+        // when
+        Throwable thrown = catchThrowable(() -> {
+            int numerator = 10;
+            int denominator = 0;
+            int quotient = numerator / denominator;
+        });
+
+        // then
+        assertThat(thrown).isInstanceOf(ArithmeticException.class)
+            .hasMessageContaining("/ by zero");
+
+    }
+}