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Diffstat (limited to 'examples/scala-js/test-suite/src/test/scala/scala/scalajs/testsuite/jsinterop/UndefOrTest.scala')
| -rw-r--r-- | examples/scala-js/test-suite/src/test/scala/scala/scalajs/testsuite/jsinterop/UndefOrTest.scala | 191 |
1 files changed, 0 insertions, 191 deletions
diff --git a/examples/scala-js/test-suite/src/test/scala/scala/scalajs/testsuite/jsinterop/UndefOrTest.scala b/examples/scala-js/test-suite/src/test/scala/scala/scalajs/testsuite/jsinterop/UndefOrTest.scala deleted file mode 100644 index 28eae15..0000000 --- a/examples/scala-js/test-suite/src/test/scala/scala/scalajs/testsuite/jsinterop/UndefOrTest.scala +++ /dev/null @@ -1,191 +0,0 @@ -/* __ *\ -** ________ ___ / / ___ __ ____ Scala.js Test Suite ** -** / __/ __// _ | / / / _ | __ / // __/ (c) 2013, LAMP/EPFL ** -** __\ \/ /__/ __ |/ /__/ __ |/_// /_\ \ http://scala-js.org/ ** -** /____/\___/_/ |_/____/_/ | |__/ /____/ ** -** |/____/ ** -\* */ -package scala.scalajs.testsuite.jsinterop - -import scala.scalajs.js -import org.scalajs.jasminetest.JasmineTest - -import js.annotation.JSExport - -object UndefOrTest extends JasmineTest { - - def some[A](v: A): js.UndefOr[A] = v - def none[A]: js.UndefOr[A] = js.undefined - - describe("scala.scalajs.js.UndefOr[A]") { - - it("convert A to js.UndefOr[A]") { - val x: js.UndefOr[Int] = 42 - expect(x.isEmpty).toBeFalsy - expect(x.isDefined).toBeTruthy - expect(x.nonEmpty).toBeTruthy - expect(x.get).toEqual(42) - } - - it("convert undefined to js.UndefOr[A]") { - val x: js.UndefOr[Int] = js.undefined - expect(x.isEmpty).toBeTruthy - expect(x.isDefined).toBeFalsy - expect(x.nonEmpty).toBeFalsy - expect(() => x.get).toThrow - } - - it("convert to js.Any when A <% js.Any") { - val x: js.UndefOr[Int] = 42 - expect(x).toEqual(42) - - val y: js.UndefOr[String] = js.undefined - expect(y).toBeUndefined - } - - it("getOrElse") { - expect(some("hello").getOrElse("ko")).toEqual("hello") - expect(none[String].getOrElse("ok")).toEqual("ok") - - var defaultComputed = false - expect(some("test") getOrElse { - defaultComputed = true - "ko" - }).toEqual("test") - expect(defaultComputed).toBeFalsy - } - - it("orNull") { - expect(some("hello").orNull).toEqual("hello") - expect(none[String].orNull).toBeNull - } - - it("map") { - expect(some(62).map(_ / 3)).toEqual(62 / 3) - expect(none[Int].map(_ / 3)).toBeUndefined - } - - it("fold") { - expect(some(3).fold(10)(_ * 2)).toEqual(6) - expect(none[Int].fold(10)(_ * 2)).toEqual(10) - } - - it("flatMap") { - def f(x: Int): js.UndefOr[Int] = if (x > 0) x+3 else js.undefined - expect(some(6).flatMap(f)).toEqual(9) - expect(some(-6).flatMap(f)).toBeUndefined - expect(none[Int].flatMap(f)).toBeUndefined - } - - it("flatten") { - expect(some(some(7)).flatten.isDefined).toBeTruthy - expect(some(some(7)).flatten.get).toEqual(7) - expect(some(none[Int]).flatten.isDefined).toBeFalsy - expect(none[js.UndefOr[Int]].flatten.isDefined).toBeFalsy - } - - it("filter") { - expect(some(7).filter(_ > 0).isDefined).toBeTruthy - expect(some(7).filter(_ > 0).get).toEqual(7) - expect(some(7).filter(_ < 0).isDefined).toBeFalsy - expect(none[Int].filter(_ < 0).isDefined).toBeFalsy - } - - it("filterNot") { - expect(some(7).filterNot(_ < 0).isDefined).toBeTruthy - expect(some(7).filterNot(_ < 0).get).toEqual(7) - expect(some(7).filterNot(_ > 0).isDefined).toBeFalsy - expect(none[Int].filterNot(_ > 0).isDefined).toBeFalsy - } - - it("exists") { - expect(some(7).exists(_ > 0)).toBeTruthy - expect(some(7).exists(_ < 0)).toBeFalsy - expect(none[Int].exists(_ > 0)).toBeFalsy - } - - it("forall") { - expect(some(7).forall(_ > 0)).toBeTruthy - expect(some(7).forall(_ < 0)).toBeFalsy - expect(none[Int].forall(_ > 0)).toBeTruthy - } - - it("foreach") { - var witness1 = 3 - some(42).foreach(witness1 = _) - expect(witness1).toEqual(42) - - var witness2 = 3 - none[Int].foreach(witness2 = _) - expect(witness2).toEqual(3) - } - - it("collect") { - expect(some("hello") collect { - case "hello" => "ok" - }).toEqual("ok") - expect(some("hello") collect { - case "notthis" => "ko" - }).toBeUndefined - expect(none[String] collect { - case "hello" => "ko" - }).toBeUndefined - } - - it("collect should call guard at most once") { - var witness = 0 - def guard(x: String) = { - witness += 1 - true - } - expect(some("hello") collect { - case x @ "hello" if guard(x) => "ok" - }).toEqual("ok") - expect(witness).toEqual(1) - } - - it("orElse") { - expect(some(true) orElse some(false)).toBeTruthy - expect(some("ok") orElse none).toEqual("ok") - expect(none orElse some("yes")).toEqual("yes") - expect(none orElse none).toBeUndefined - } - - it("toList") { - import scala.scalajs.js.JSConverters._ - - expect(some("hello").toList.toJSArray).toEqual(js.Array("hello")) - expect(none[String].toList.toJSArray).toEqual(js.Array()) - } - - it("toLeft and toRight") { - expect(some("left").toLeft("right").isInstanceOf[Left[_, _]]).toBeTruthy - expect(none[String].toLeft("right").isInstanceOf[Right[_, _]]).toBeTruthy - expect(some("right").toRight("left").isInstanceOf[Right[_, _]]).toBeTruthy - expect(none[String].toRight("left").isInstanceOf[Left[_, _]]).toBeTruthy - } - - it("toOption") { - expect(some("foo").toOption == Some("foo")).toBeTruthy - expect(none.toOption == None).toBeTruthy - } - - } - - describe("scala.scalajs.js.JSConverters.JSRichOption") { - - import js.JSConverters._ - - it("should provide orUndefined") { - expect(Some("asdf").orUndefined).toEqual("asdf") - expect((None: Option[String]).orUndefined).toBeUndefined - - // This doesn't work on 2.10, since it doesn't infer - // Nothing <:< js.Any to implicitly convert UndefOr[Nothing] to - // js.Any - // expect(None.orUndefined).toBeUndefined - } - - } - -} |