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MDL-63058 core_favourites: add existence checks to the service layer

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This allows someone using the user_favourite_service to check whether
an item is already marked as a favourite.
This commit is contained in:
Jake Dallimore 2018-10-18 16:01:13 +08:00 • committed by Bas Brands
parent cc486e6125
commit b81722e22f
2 changed files with 68 additions and 0 deletions
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47
favourites/tests/service_test.php
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@ -126,6 +126,19 @@ class user_favourite_service_testcase extends advanced_testcase {
return array_key_exists($id, $mockstore);
})
);
$mockrepo->expects($this->any())
->method('exists_by')
->will($this->returnCallback(function(array $criteria) use (&$mockstore) {
// Check the mockstore for all objects with properties matching the key => val pairs in $criteria.
foreach ($mockstore as $index => $mockrow) {
$mockrowarr = (array)$mockrow;
if (array_diff($criteria, $mockrowarr) == []) {
return true;
}
}
return false;
})
);
$mockrepo->expects($this->any())
->method('delete')
->will($this->returnCallback(function(int $id) use (&$mockstore) {
@ -305,4 +318,38 @@ class user_favourite_service_testcase extends advanced_testcase {
$this->expectException(\moodle_exception::class);
$service->delete_favourite('core_course', 'course', $course1context->instanceid, $course1context);
}
/**
* Test confirming the behaviour of the favourite_exists() method.
*/
public function test_favourite_exists() {
list($user1context, $user2context, $course1context, $course2context) = $this->setup_users_and_courses();
// Get a user_favourite_service for the user.
$repo = $this->get_mock_repository([]);
$service = new \core_favourites\local\service\user_favourite_service($user1context, $repo);
// Favourite a course.
$fav1 = $service->create_favourite('core_course', 'course', $course1context->instanceid, $course1context);
// Verify we can check existence of the favourite.
$this->assertTrue(
$service->favourite_exists(
'core_course',
'course',
$course1context->instanceid,
$course1context
)
);
// And one that we know doesn't exist.
$this->assertFalse(
$service->favourite_exists(
'core_course',
'someothertype',
$course1context->instanceid,
$course1context
)
);
}
}