Add test case in the PredicateTest.java

ZahidFKhan · ZahidFKhan · commit 83f3ac6fa1a2 · 2025-08-19T13:29:21.000+05:30
diff --git a/src/test/java/com/github/streams/learn/functional_interfaces/B_FunctionTest.java b/src/test/java/com/github/streams/learn/functional_interfaces/B_FunctionTest.java
@@ -14,6 +14,7 @@ public void function1() {
     Function<String, String> func = null; // TODO
 
     assertEquals("(abc)", func.apply("abc"));
+    assertEquals("()", func.apply(""));
   }
 
   /** Write a lambda expression that converts the given string to upper case. */

Original file line number	Diff line number	Diff line change
`@@ -14,6 +14,7 @@ public void function1() {`
`14`	`14`	`Function<String, String> func = null; // TODO`
`15`	`15`
`16`	`16`	`assertEquals("(abc)", func.apply("abc"));`
	`17`	`+ assertEquals("()", func.apply(""));`
`17`	`18`	`}`
`18`	`19`
`19`	`20`	`/** Write a lambda expression that converts the given string to upper case. */`