svoid test_html_evaluateIfTags() {
  S html = "test <if $bla>yes<else>no</if> test";
  assertEqualsVerbose("test yes test", html_evaluateIfTags(html, s -> true));
  assertEqualsVerbose("test no test", html_evaluateIfTags(html, s -> false);
  html = "test <if $bla>yes</if> test";
  assertEqualsVerbose("test yes test", html_evaluateIfTags(html, s -> true));
  assertEqualsVerbose("test  test", html_evaluateIfTags(html, s -> false);  
}