tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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shell-prefs.js (1195B)

      1 // |jit-test| --setpref=site_based_pretenuring=false; --setpref=tests.uint32-pref=123450
      2 
      3 load(libdir + "asserts.js");
      4 
      5 let names = getAllPrefNames();
      6 assertEq(names.length > 0, true, "Expected at least one pref!");
      7 assertEq(new Set(names).size, names.length, "Unexpected duplicate pref name");
      8 
      9 for (let name of names) {
     10    let val = getPrefValue(name);
     11    assertEq(typeof val === "number" || typeof val === "boolean", true);
     12 }
     13 
     14 // Check that --setpref worked. Note: this is just an arbitrary pref. If we ever
     15 // remove it, change this test to check a different one.
     16 assertEq(getPrefValue("site_based_pretenuring"), false);
     17 assertEq(getPrefValue("tests.uint32-pref"), 123450);
     18 
     19 // We can set prefs at runtime
     20 setPrefValue("tests.uint32-pref", 54321);
     21 assertEq(getPrefValue("tests.uint32-pref"), 54321);
     22 
     23 // But not prefs that are only set at startup
     24 assertErrorMessage(() => setPrefValue("site_based_pretenuring", true),
     25    Error, /startup pref/);
     26 assertEq(getPrefValue("site_based_pretenuring"), false);
     27 
     28 // Must throw an exception for unknown pref names.
     29 let ex;
     30 try {
     31    getPrefValue("some.invalid.pref");
     32 } catch (e) {
     33    ex = e;
     34 }
     35 assertEq(ex.toString(), "Error: invalid pref name");