Remove unused exception from test methods.
diff --git a/src/test/java/org/apache/commons/text/lookup/InterpolatorStringLookupTest.java b/src/test/java/org/apache/commons/text/lookup/InterpolatorStringLookupTest.java
index 800aaab..6df8a89 100644
--- a/src/test/java/org/apache/commons/text/lookup/InterpolatorStringLookupTest.java
+++ b/src/test/java/org/apache/commons/text/lookup/InterpolatorStringLookupTest.java
@@ -43,13 +43,13 @@
     private static final String TESTVAL = "TestValue";
 
     @AfterAll
-    public static void afterAll() throws Throwable {
+    public static void afterAll() {
         System.clearProperty(TESTKEY);
         System.clearProperty(TESTKEY2);
     }
 
     @BeforeAll
-    public static void beforeAll() throws Throwable {
+    public static void beforeAll() {
         System.setProperty(TESTKEY, TESTVAL);
         System.setProperty(TESTKEY2, TESTVAL);
     }
diff --git a/src/test/java/org/apache/commons/text/lookup/UrlStringLookupTest.java b/src/test/java/org/apache/commons/text/lookup/UrlStringLookupTest.java
index ed01805..570af6c 100644
--- a/src/test/java/org/apache/commons/text/lookup/UrlStringLookupTest.java
+++ b/src/test/java/org/apache/commons/text/lookup/UrlStringLookupTest.java
@@ -59,7 +59,7 @@
     }
 
     @Test
-    public void testHttpScheme() throws Exception {
+    public void testHttpScheme() {
         Assertions.assertNotNull(UrlStringLookup.INSTANCE.lookup("UTF-8:https://www.apache.org"));
         Assertions.assertNotNull(UrlStringLookup.INSTANCE.lookup("UTF-8:https://www.google.com"));
     }
diff --git a/src/test/java/org/apache/commons/text/translate/SinglePassTranslatorTest.java b/src/test/java/org/apache/commons/text/translate/SinglePassTranslatorTest.java
index 37e2165..3d2b119 100644
--- a/src/test/java/org/apache/commons/text/translate/SinglePassTranslatorTest.java
+++ b/src/test/java/org/apache/commons/text/translate/SinglePassTranslatorTest.java
@@ -27,7 +27,7 @@
 import org.junit.jupiter.api.Test;
 
 /**
- * Unit test for {@link SinglePassTranslator}
+ * Unit test for {@link SinglePassTranslator}.
  */
 public class SinglePassTranslatorTest {
 
@@ -54,7 +54,7 @@
     }
 
     @Test
-    public void indexIsValidated() throws Exception {
+    public void indexIsValidated() {
         assertThatIllegalArgumentException().isThrownBy(() -> dummyTranslator.translate("abc", 1, out));
     }