JS: move expressions test to box tests

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

@@ -0,0 +1,38 @@
+package foo
+
+fun box(): String {
+    assertEquals(42, bar.num)
+    assertEquals("ok!", bar.str)
+    assertEquals("bar.obj", bar.obj.name)
+    assertEquals("baz", baz.name)
+
+    assertEquals(undefined, bar.num0)
+    assertEquals(undefined, bar.str0)
+    assertEquals(undefined, bar.obj.noname)
+    assertEquals(undefined, baz.boo)
+
+
+    bar.num = 22
+    assertEquals(22, bar.num)
+
+    bar.str = undefined
+    assertEquals(undefined, bar.str)
+
+    bar.obj.name = "new bar.obj"
+    assertEquals("new bar.obj", bar.obj.name)
+
+
+    bar.num0 = 100
+    assertEquals(100, bar.num0)
+
+    bar.str0 = "new str"
+    assertEquals("new str", bar.str0)
+
+    bar.obj.noname = "noname value"
+    assertEquals("noname value", bar.obj.noname)
+
+    baz.boo = "baz"
+    assertEquals("baz", baz.boo)
+
+    return "OK"
+}