From 5f576c4c055ebdc1ecbca896236f96b74b6032db Mon Sep 17 00:00:00 2001
From: Michael Nedzelsky <Michael.Nedzelsky@jetbrains.com>
Date: Wed, 29 Oct 2014 13:41:41 +0300
Subject: [PATCH] JS backend: test for toGenerator from stdlib

---
 .../k2js/test/semantics/MiscTest.java         |  4 ++++
 .../misc/cases/toGeneratorInStdlib.kt         | 19 +++++++++++++++++++
 2 files changed, 23 insertions(+)
 create mode 100644 js/js.translator/testData/expression/misc/cases/toGeneratorInStdlib.kt

diff --git a/js/js.tests/test/org/jetbrains/k2js/test/semantics/MiscTest.java b/js/js.tests/test/org/jetbrains/k2js/test/semantics/MiscTest.java
index a8adb0a34c1..3b9f12a0110 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/semantics/MiscTest.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/semantics/MiscTest.java
@@ -189,4 +189,8 @@ public final class MiscTest extends AbstractExpressionTest {
     public void testRightAssocForGeneratedConditionalOperator() throws Exception {
         checkFooBoxIsOk();
     }
+
+    public void testToGeneratorInStdlib() throws Exception {
+        checkFooBoxIsOk();
+    }
 }
diff --git a/js/js.translator/testData/expression/misc/cases/toGeneratorInStdlib.kt b/js/js.translator/testData/expression/misc/cases/toGeneratorInStdlib.kt
new file mode 100644
index 00000000000..561b68535d7
--- /dev/null
+++ b/js/js.translator/testData/expression/misc/cases/toGeneratorInStdlib.kt
@@ -0,0 +1,19 @@
+package foo
+
+fun streamFromFunctionWithInitialValue() {
+    val values = stream(3) { n -> if (n > 0) n - 1 else null }
+    assertEquals(arrayListOf(3, 2, 1, 0), values.toList())
+}
+
+fun iterateOverFunction() {
+    val values = iterate<Int>(3) { n -> if (n > 0) n - 1 else null }
+    assertEquals(arrayList(3, 2, 1, 0), values.toList())
+}
+
+fun box(): String {
+
+    streamFromFunctionWithInitialValue()
+    iterateOverFunction()
+
+    return "OK"
+}
\ No newline at end of file