JS: move expressions test to box tests

js/js.translator/testData/box/expression/if/ifElseAsExpressionWithThrow.kt

@@ -0,0 +1,11 @@
+package foo
+
+fun box(): String {
+    try {
+        if (true) throw Exception() else "fail1"
+    }
+    catch (e: Exception) {
+        return "OK"
+    }
+    return "fail2"
+}

js/js.translator/testData/box/expression/if/ifInsideLambda.kt

@@ -0,0 +1,43 @@
+// http://youtrack.jetbrains.com/issue/KT-5594
+// JS: compiler crashes
+
+package foo
+
+fun bar(f: () -> Unit) {
+}
+
+fun test() {
+    bar {
+        // val actionId: Any = 1
+        val item: Any? = 1
+        if (item != null) {
+            // In original version, as I remember, `when` was an important to reproduce, but now it is not.
+            // when(actionId){
+            //     1 -> { 1 }
+            //     "2" -> { "2"}
+            //      else -> {}
+            // }
+        }
+    }
+    bar {
+        val actionId: Any = 1
+        val item: Any? = 1
+        if (item != null) {
+            when (actionId) {
+                1 -> {
+                    1
+                }
+                "2" -> {
+                    "2"
+                }
+                else -> {
+                }
+            }
+        }
+    }
+
+}
+
+fun box(): String {
+    return "OK"
+}

js/js.translator/testData/box/expression/if/nestedIf.kt

@@ -0,0 +1,35 @@
+// JS: generate wrong code for nested if
+// http://youtrack.jetbrains.com/issue/KT-5576
+
+package foo
+
+fun test2(a: Boolean, b: Boolean, c: Boolean) {
+    val a =
+            if (a) {
+                if (b) {
+                    "1"
+                } else if (c) {
+                    "2"
+                } else {
+                    throw Exception("Rest parameter must be array types")
+                }
+            }
+            else {
+                "3"
+            }
+}
+
+fun box(): String {
+
+    test2(true, true, false)
+    var wasException = false
+    try {
+        test2(true, false, false)
+    }
+    catch(e: Exception) {
+        wasException = true
+    }
+    assertEquals(true, wasException)
+
+    return "OK"
+}

js/js.translator/testData/box/expression/if/withEmptyBlocks.kt

@@ -0,0 +1,8 @@
+package foo
+
+fun box(): String {
+    var r = ""
+    if (r != "") else r += "O"
+    if (r == "O") r += "K" else;
+    return r
+}