MonadAsyncAwaitSpec

core/shared/src/test/scala-3/cats/effect/MonadAsyncAwaitSpec.scala

@@ -0,0 +1,51 @@
+/*
+ * Copyright 2021-2022 Typelevel
+ *
+ * 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 cats.effect
+
+import cats.syntax.all._
+import org.specs2.mutable.Specification
+import cps._
+
+class MonadAsyncAwaitSpec extends Specification {
+
+  "async[Option]" should {
+
+    "be Some" in {
+
+      val option = async[Option] {
+        val a = "a".some.await
+        val b = Option.when(1 + 1 == 2)("b").await
+        a + b
+      }
+
+      option must beSome("ab")
+    }
+
+    "be None" in {
+
+      val option = async[Option] {
+        val a = "a".some.await
+        val b = Option.when(1 + 1 == 3)("b").await
+        a + b
+      }
+
+      option must beNone
+    }
+
+  }
+
+}