JS: move expressions test to box tests

js/js.translator/testData/box/dynamic/identityEquals.kt

@@ -0,0 +1,28 @@
+package foo
+
+fun box(): String {
+    val a: dynamic = 12
+    var b: dynamic = 33.4
+    var c: dynamic = "text"
+    val d: dynamic = true
+
+    val v: dynamic = 42
+    val tt: dynamic = "object t {}"
+
+    testFalse { a === 34 }
+    testFalse { a === "34" }
+    testTrue { a === 12 }
+    testFalse { a === "12" }
+    testFalse { a !== 12 }
+    testTrue { a !== "12" }
+    testTrue { c === "text" }
+    testFalse { d === 1 }
+    testFalse { d === 0 }
+    testFalse { c !== "text" }
+    testFalse { v === n }
+    testFalse { tt === t }
+    testFalse { v === bar }
+    testTrue { n !== bar }
+
+    return "OK"
+}