test_attributes.js

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/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

var ObjectReadWrite = {

  QueryInterface: ChromeUtils.generateQI(["nsIXPCTestObjectReadWrite"]),

  /* nsIXPCTestObjectReadWrite */

  stringProperty: "XPConnect Read-Writable String",

  booleanProperty: true,

  shortProperty: 32767,

  longProperty: 2147483647,

  floatProperty: 5.5,

  charProperty: "X",

  // timeProperty is PRTime and signed type.

  // So it has to allow negative value.

  timeProperty: -1,

};

var ObjectReadOnly = {

  QueryInterface: ChromeUtils.generateQI(["nsIXPCTestObjectReadOnly"]),

  /* nsIXPCTestObjectReadOnly */

  strReadOnly: "XPConnect Read-Only String",

  boolReadOnly: true,

  shortReadOnly: 32767,

  longReadOnly: 2147483647,

  floatReadOnly: 5.5,

  charReadOnly: "X",

  // timeProperty is PRTime and signed type.

  // So it has to allow negative value.

  timeReadOnly: -1,

};

function run_test() {

  // Load the component manifests.

  registerXPCTestComponents();

  // Test for each component.

  test_component_readwrite(Cc["@mozilla.org/js/xpc/test/native/ObjectReadWrite;1"].createInstance());

  test_component_readwrite(xpcWrap(ObjectReadWrite));

  test_component_readonly(Cc["@mozilla.org/js/xpc/test/native/ObjectReadOnly;1"].createInstance());

  test_component_readonly(xpcWrap(ObjectReadOnly));

function test_component_readwrite(obj) {

  // Instantiate the object.

  var o = obj.QueryInterface(Ci.nsIXPCTestObjectReadWrite);

  // Test the initial values.

  Assert.equal("XPConnect Read-Writable String", o.stringProperty);

  Assert.equal(true, o.booleanProperty);

  Assert.equal(32767, o.shortProperty);

  Assert.equal(2147483647, o.longProperty);

  Assert.ok(5.25 < o.floatProperty && 5.75 > o.floatProperty);

  Assert.equal("X", o.charProperty);

  Assert.equal(-1, o.timeProperty);

  // Write new values.

  o.stringProperty = "another string";

  o.booleanProperty = false;

  o.shortProperty = -12345;

  o.longProperty = 1234567890;

  o.floatProperty = 10.2;

  o.charProperty = "Z";

  o.timeProperty = 1;

  // Test the new values.

  Assert.equal("another string", o.stringProperty);

  Assert.equal(false, o.booleanProperty);

  Assert.equal(-12345, o.shortProperty);

  Assert.equal(1234567890, o.longProperty);

  Assert.ok(10.15 < o.floatProperty && 10.25 > o.floatProperty);

  Assert.equal("Z", o.charProperty);

  Assert.equal(1, o.timeProperty);

  // Assign values that differ from the expected type to verify conversion.

  function SetAndTestBooleanProperty(newValue, expectedValue) {

    o.booleanProperty = newValue;

    Assert.equal(expectedValue, o.booleanProperty);

};

  SetAndTestBooleanProperty(false, false);

  SetAndTestBooleanProperty(1, true);

  SetAndTestBooleanProperty(null, false);

  SetAndTestBooleanProperty("A", true);

  SetAndTestBooleanProperty(undefined, false);

  SetAndTestBooleanProperty([], true);

  SetAndTestBooleanProperty({}, true);

function test_component_readonly(obj) {

  var o = obj.QueryInterface(Ci.nsIXPCTestObjectReadOnly);

  // Test the initial values.

  Assert.equal("XPConnect Read-Only String", o.strReadOnly);

  Assert.equal(true, o.boolReadOnly);

  Assert.equal(32767, o.shortReadOnly);

  Assert.equal(2147483647, o.longReadOnly);

  Assert.ok(5.25 < o.floatReadOnly && 5.75 > o.floatReadOnly);

  Assert.equal("X", o.charReadOnly);

  Assert.equal(-1, o.timeReadOnly);