Start on test suite for Param

core/jvm/src/test/scala/krop/route/ParamSuite.scala

@@ -0,0 +1,31 @@
+/*
+ * Copyright 2023 Creative Scala
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package krop.route
+
+import munit.FunSuite
+import scala.util.Success
+
+class ParamSuite extends FunSuite {
+  test("Param.one parses valid parameter") {
+    assertEquals(Param.int.parse("1"), Success(1))
+    assertEquals(Param.int.parse("42"), Success(42))
+  }
+
+  test("Param.one fails to parse invalid parameter") {
+    assert(Param.int.parse("one").isFailure)
+  }
+}

core/shared/src/main/scala/krop/route/Param.scala

@@ -131,7 +131,7 @@ object Param {
   def mkString(separator: String): Param.All[String] = {
     val quotedSeparator = Pattern.quote(separator)
     Param.All(
-      "<String>",
+      s"<String>${separator}",
       seq => Success(seq.mkString(separator)),
       string => ArraySeq.unsafeWrapArray(string.split(quotedSeparator))
     )