modules/libpref/test/unit/test_bug1354613.js


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/* Any copyright is dedicated to the Public Domain.
 * http://creativecommons.org/licenses/publicdomain/  */

function run_test() {
  const BRANCH = "foo.";
  const PREF_NAME = "testPref";
  const FULL_PREF_NAME = BRANCH + PREF_NAME;

  const FLOAT = 9.674;
  const FUDGE = 0.001;

  let prefs = Services.prefs.getDefaultBranch(null);

  /* Test with a non-default branch */
  prefs.setCharPref(FULL_PREF_NAME, FLOAT);
  let pb = Services.prefs.getBranch(BRANCH);

  let floatPref = pb.getFloatPref(PREF_NAME);
  Assert.ok(FLOAT + FUDGE >= floatPref);
  Assert.ok(FLOAT - FUDGE <= floatPref);
}