Target test for #3418

airframe-surface/src/test/scala/wvlet/airframe/surface/i3418.scala

@@ -0,0 +1,47 @@
+/*
+ * 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 wvlet.airframe.surface
+
+import wvlet.airspec.AirSpec
+
+object i3418 extends AirSpec {
+
+  case class A[P](data: List[(String, P)])
+  case class AA[T, P](data: List[(T, P)])
+
+  case class S(a: A[Int])
+  case class SS(a: AA[String, Long])
+
+  test("Support generic List of tuples") {
+    val s = Surface.of[S]
+    debug(s.params)
+    s.params.size shouldBe 1
+    val p1 = s.params(0)
+    p1.name shouldBe "a"
+    val a1 = p1.surface.params(0)
+    a1.name shouldBe "data"
+    a1.surface.name shouldBe "List[Tuple2[String,Int]]"
+  }
+
+  test("Support generic List of tuples with two type parameters") {
+    val s = Surface.of[SS]
+    debug(s.params)
+    s.params.size shouldBe 1
+    val p1 = s.params(0)
+    p1.name shouldBe "a"
+    val a1 = p1.surface.params(0)
+    a1.name shouldBe "data"
+    a1.surface.name shouldBe "List[Tuple2[String,Long]]"
+  }
+}