svoid test_replaceDollarVars_js() {
  assertEqualsVerbose("var bla = {\"x\":\"y\"}; variable = 1;",
    replaceDollarVars_js("var bla = $blubb; $x = $y;",
      blubb := litorderedmap(x := "y"),
      x := JS("variable"),
      y := 1));
}