accessible/tests/mochitest/testTextboxes.js

   1 const nsIAccessibleRetrieval = Components.interfaces.nsIAccessibleRetrieval;
   2
   3 // Mapping needed state flags for easier handling.
   4 const state_focusable =
   5       Components.interfaces.nsIAccessibleStates.STATE_FOCUSABLE;
   6 const state_focused =
   7       Components.interfaces.nsIAccessibleStates.STATE_FOCUSED;
   8 const state_readonly =
   9       Components.interfaces.nsIAccessibleStates.STATE_READONLY;
  10
  11 const ext_state_multi_line =
  12       Components.interfaces.nsIAccessibleStates.EXT_STATE_MULTI_LINE;
  13 const ext_state_editable =
  14       Components.interfaces.nsIAccessibleStates.EXT_STATE_EDITABLE;
  15 const ext_state_required =
  16       Components.interfaces.nsIAccessibleStates.STATE_REQUIRED;
  17 const ext_state_invalid =
  18       Components.interfaces.nsIAccessibleStates.STATE_INVALID;
  19
  20 // Mapping needed final roles
  21 const role_entry = Components.interfaces.nsIAccessibleRole.ROLE_ENTRY;
  22 const role_password_text =
  23       Components.interfaces.nsIAccessibleRole.ROLE_PASSWORD_TEXT;
  24
  25 var gAccRetrieval = null;
  26
  27 function testValue(aID, aAcc, aValue, aRole)
  28 {
  29   if (aRole == role_password_text) {
  30     var value;
  31     try {
  32       value = aAcc.value;
  33       do_throw("We do not want a value on " + aID + "!");
  34     } catch(e) {
  35       is(e.result, Components.results.NS_ERROR_FAILURE,
  36          "Wrong return value for getValue on " + aID + "!");
  37     }
  38   } else
  39     is(aAcc.value, aValue, "Wrong value for " + aID + "!");
  40 }
  41
  42 function testStates(aID, aAcc, aState, aExtraState, aAbsentState)
  43 {
  44   var state = {}, extraState = {};
  45   aAcc.getFinalState(state, extraState);
  46   is(state.value & aState, aState, "wrong state bits for " + aID + "!");
  47   is(extraState.value & aExtraState, aExtraState,
  48      "wrong extraState bits for " + aID + "!");
  49   if (aAbsentState != 0)
  50     is(state.value & aAbsentState, 0, "state bits should not be present in ID "
  51        + aID + "!");
  52   if (state.value & state_readonly)
  53     // if state is readonly, ext state must not be ext_state_editable.
  54     is(extraState.value & ext_state_editable, 0,
  55        "Read-only " + aID + " cannot be editable!");
  56 }
  57
  58 function testAction(aID, aAcc, aNumActions, aActionName, aActionDescription)
  59 {
  60   var numActions = aAcc.numActions;
  61   is(numActions, aNumActions, "Wrong number of actions for " + aID + "!");
  62
  63   if (numActions != 0) {
  64     // Test first action. Normally only 1 should be present.
  65     is(aAcc.getActionName(0), aActionName,
  66        "Wrong name of action for " + aID + "!");
  67     is(aAcc.getActionDescription(0), aActionDescription,
  68        "Wrong description of action for " + aID + "!");
  69   }
  70 }
  71
  72 function testThis(aID, aName, aValue, aDescription, aRole, aState,
  73                   aExtraState, aAbsentState, aNumActions, aActionName,
  74                   aActionDescription)
  75 {
  76   var elem = document.getElementById(aID);
  77   var acc = null;
  78   try {
  79     acc = gAccRetrieval.getAccessibleFor(elem);
  80   } catch(e) {}
  81   ok(acc, "No accessible for " + aID + "!");
  82
  83   if (acc) {
  84     is(acc.name, aName, "Wrong name for " + aID + "!");
  85     testValue(aID, acc, aValue, aRole);
  86     is(acc.description, aDescription, "Wrong description for " + aID + "!");
  87     is(acc.role, aRole, "Wrong role for " + aID + "!");
  88
  89     testStates(aID, acc, aState, aExtraState, aAbsentState);
  90
  91     testAction(aID, acc, aNumActions, aActionName, aActionDescription);
  92   }
  93 }