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|
/**
* These tests test nsBrowserGlue's nsIContentPermissionPrompt
* implementation behaviour with various types of
* nsIContentPermissionRequests.
*/
"use strict";
XPCOMUtils.defineLazyServiceGetter(
this,
"ContentPermissionPrompt",
"@mozilla.org/content-permission/prompt;1",
"nsIContentPermissionPrompt"
);
/**
* This is a partial implementation of nsIContentPermissionType.
*
* @param {string} type
* The string defining what type of permission is being requested.
* Example: "geo", "desktop-notification".
* @return nsIContentPermissionType implementation.
*/
function MockContentPermissionType(type) {
this.type = type;
}
MockContentPermissionType.prototype = {
QueryInterface: ChromeUtils.generateQI(["nsIContentPermissionType"]),
// We expose the wrappedJSObject so that we can be sure
// in some of our tests that we're passing the right
// nsIContentPermissionType around.
wrappedJSObject: this,
};
/**
* This is a partial implementation of nsIContentPermissionRequest.
*
* @param {Array<nsIContentPermissionType>} typesArray
* The types to assign to this nsIContentPermissionRequest,
* in order. You probably want to use MockContentPermissionType.
* @return nsIContentPermissionRequest implementation.
*/
function MockContentPermissionRequest(typesArray) {
this.types = Cc["@mozilla.org/array;1"].createInstance(Ci.nsIMutableArray);
for (let type of typesArray) {
this.types.appendElement(type);
}
}
MockContentPermissionRequest.prototype = {
QueryInterface: ChromeUtils.generateQI(["nsIContentPermissionRequest"]),
// We expose the wrappedJSObject so that we can be sure
// in some of our tests that we're passing the right
// nsIContentPermissionRequest around.
wrappedJSObject: this,
// For some of our tests, we want to make sure that the
// request is cancelled, so we add some instrumentation here
// to check that cancel() is called.
cancel() {
this.cancelled = true;
},
cancelled: false,
principal: Services.scriptSecurityManager.getSystemPrincipal(),
};
/**
* Tests that if the nsIContentPermissionRequest has an empty
* types array, that NS_ERROR_UNEXPECTED is thrown, and the
* request is cancelled.
*/
add_task(async function test_empty_types() {
let mockRequest = new MockContentPermissionRequest([]);
Assert.throws(
() => {
ContentPermissionPrompt.prompt(mockRequest);
},
/NS_ERROR_UNEXPECTED/,
"Should have thrown NS_ERROR_UNEXPECTED."
);
Assert.ok(mockRequest.cancelled, "Should have cancelled the request.");
});
/**
* Tests that if the nsIContentPermissionRequest has more than
* one type, that NS_ERROR_UNEXPECTED is thrown, and the request
* is cancelled.
*/
add_task(async function test_multiple_types() {
let mockRequest = new MockContentPermissionRequest([
new MockContentPermissionType("test1"),
new MockContentPermissionType("test2"),
]);
Assert.throws(() => {
ContentPermissionPrompt.prompt(mockRequest);
}, /NS_ERROR_UNEXPECTED/);
Assert.ok(mockRequest.cancelled, "Should have cancelled the request.");
});
/**
* Tests that if the nsIContentPermissionRequest has a type that
* does not implement nsIContentPermissionType that NS_NOINTERFACE
* is thrown, and the request is cancelled.
*/
add_task(async function test_not_permission_type() {
let mockRequest = new MockContentPermissionRequest([
{ QueryInterface: ChromeUtils.generateQI([]) },
]);
Assert.throws(() => {
ContentPermissionPrompt.prompt(mockRequest);
}, /NS_NOINTERFACE/);
Assert.ok(mockRequest.cancelled, "Should have cancelled the request.");
});
/**
* Tests that if the nsIContentPermissionRequest is for a type
* that is not recognized, that NS_ERROR_FAILURE is thrown and
* the request is cancelled.
*/
add_task(async function test_unrecognized_type() {
let mockRequest = new MockContentPermissionRequest([
new MockContentPermissionType("test1"),
]);
Assert.throws(() => {
ContentPermissionPrompt.prompt(mockRequest);
}, /NS_ERROR_FAILURE/);
Assert.ok(mockRequest.cancelled, "Should have cancelled the request.");
});
/**
* Tests that if we meet the minimal requirements for a
* nsIContentPermissionRequest, that it will be passed to
* ContentPermissionIntegration's createPermissionPrompt
* method.
*/
add_task(async function test_working_request() {
let mockType = new MockContentPermissionType("test-permission-type");
let mockRequest = new MockContentPermissionRequest([mockType]);
// mockPermissionPrompt is what createPermissionPrompt
// will return. Returning some kind of object should be
// enough to convince nsBrowserGlue that everything went
// okay.
let didPrompt = false;
let mockPermissionPrompt = {
prompt() {
didPrompt = true;
},
};
let integration = base => ({
createPermissionPrompt(type, request) {
Assert.equal(type, "test-permission-type");
Assert.ok(
Object.is(request.wrappedJSObject, mockRequest.wrappedJSObject)
);
return mockPermissionPrompt;
},
});
// Register an integration so that we can capture the
// calls into ContentPermissionIntegration.
try {
Integration.contentPermission.register(integration);
ContentPermissionPrompt.prompt(mockRequest);
Assert.ok(!mockRequest.cancelled, "Should not have cancelled the request.");
Assert.ok(didPrompt, "Should have tried to show the prompt");
} finally {
Integration.contentPermission.unregister(integration);
}
});
|
