JS: move expressions test to box tests

js/js.translator/testData/box/expression/evaluationOrder/evaluationOrder2.kt

@@ -0,0 +1,29 @@
+// Order of evaluation differs for JVM and Javascript backend
+// http://youtrack.jetbrains.com/issue/KT-5254
+
+package foo
+
+var s = ""
+
+fun a():String {
+    s += "A"
+    return ""
+}
+
+fun b():String {
+    s += "B"
+    return ""
+}
+
+fun c():String {
+    s += "C"
+    return ""
+}
+
+
+fun box(): String {
+    var res = (if(true) {a()} else "") + b() + (if (true) {c()} else "")
+    assertEquals("ABC", s)
+
+    return "OK"
+}