Consistently use ParameterizedInvocationConstants in ParameterizedTest

Author: sbrannen

junit-jupiter-params/src/main/java/org/junit/jupiter/params/ParameterizedTest.java

@@ -161,7 +161,7 @@
 	 */
 	@API(status = DEPRECATED, since = "5.13")
 	@Deprecated
-	String INDEX_PLACEHOLDER = "{index}";
+	String INDEX_PLACEHOLDER = ParameterizedInvocationConstants.INDEX_PLACEHOLDER;
 
 	/**
 	 * See {@link ParameterizedInvocationConstants#ARGUMENTS_PLACEHOLDER}.
@@ -173,7 +173,7 @@
 	 */
 	@API(status = DEPRECATED, since = "5.13")
 	@Deprecated
-	String ARGUMENTS_PLACEHOLDER = "{arguments}";
+	String ARGUMENTS_PLACEHOLDER = ParameterizedInvocationConstants.ARGUMENTS_PLACEHOLDER;
 
 	/**
 	 * See
@@ -188,7 +188,7 @@
 	 */
 	@API(status = DEPRECATED, since = "5.13")
 	@Deprecated
-	String ARGUMENTS_WITH_NAMES_PLACEHOLDER = "{argumentsWithNames}";
+	String ARGUMENTS_WITH_NAMES_PLACEHOLDER = ParameterizedInvocationConstants.ARGUMENTS_WITH_NAMES_PLACEHOLDER;
 
 	/**
 	 * See
@@ -204,7 +204,7 @@
 	 */
 	@API(status = DEPRECATED, since = "5.13")
 	@Deprecated
-	String ARGUMENT_SET_NAME_PLACEHOLDER = "{argumentSetName}";
+	String ARGUMENT_SET_NAME_PLACEHOLDER = ParameterizedInvocationConstants.ARGUMENT_SET_NAME_PLACEHOLDER;
 
 	/**
 	 * See
@@ -222,7 +222,8 @@
 	 */
 	@API(status = DEPRECATED, since = "5.13")
 	@Deprecated
-	String ARGUMENT_SET_NAME_OR_ARGUMENTS_WITH_NAMES_PLACEHOLDER = "{argumentSetNameOrArgumentsWithNames}";
+	String ARGUMENT_SET_NAME_OR_ARGUMENTS_WITH_NAMES_PLACEHOLDER = //
+		ParameterizedInvocationConstants.ARGUMENT_SET_NAME_OR_ARGUMENTS_WITH_NAMES_PLACEHOLDER;
 
 	/**
 	 * See