diff --git a/repository/contentbank/tests/search_test.php b/repository/contentbank/tests/search_test.php
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+++ b/repository/contentbank/tests/search_test.php
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+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * Content bank repository search unit tests.
+ *
+ * @package    repository_contentbank
+ * @copyright  2020 Mihail Geshoski <mihail@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die();
+
+global $CFG;
+
+require_once("$CFG->dirroot/repository/lib.php");
+
+/**
+ * Tests for the content bank search class.
+ *
+ * @package    repository_contentbank
+ * @copyright  2020 Mihail Geshoski <mihail@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class repository_contentbank_search_testcase extends advanced_testcase {
+
+    /**
+     * Test get_search_contents() by searching through some existing content using different search terms.
+     *
+     * @dataProvider get_search_contents_provider
+     * @param array $contentnames The array containing the names of the content that needs to be generated
+     * @param string $search The search string
+     * @param array $expected The array containing the expected content names that should be returned by the search
+     */
+    public function test_get_search_contents(array $contentnames, string $search, array $expected) {
+        $this->resetAfterTest();
+
+        $admin = get_admin();
+        $systemcontext = \context_system::instance();
+        // Add some content to the content bank.
+        $generator = $this->getDataGenerator()->get_plugin_generator('core_contentbank');
+        foreach ($contentnames as $contentname) {
+            $generator->generate_contentbank_data('contenttype_h5p', 1, $admin->id,
+                $systemcontext, true, 'file.h5p', $contentname);
+        }
+        // Log in as admin.
+        $this->setUser($admin);
+        // Search for content bank content items which have the search pattern within the name.
+        $searchcontentnodes = \repository_contentbank\contentbank_search::get_search_contents($search);
+        // Get the content name of the each content returned after performing the search.
+        $actual = array_map(function($searchcontentnode) {
+            return $searchcontentnode['shorttitle'];
+        }, $searchcontentnodes);
+
+        $this->assertEquals($expected, $actual, '', 0.0, 10, true);
+    }
+
+    /**
+     * Data provider for test_get_search_contents().
+     *
+     * @return array
+     */
+    public function get_search_contents_provider(): array {
+        return [
+            'Search for existing pattern found within the name of content items' => [
+                [
+                    'systemcontentfile1',
+                    'systemcontentfile2',
+                    'somesystemfile'
+                ],
+                'content',
+                [
+                    'systemcontentfile1',
+                    'systemcontentfile2'
+                ]
+            ],
+            'Search for existing pattern found at the beginning of the name of content items' => [
+                [
+                    'systemcontentfile1',
+                    'systemcontentfile2',
+                    'somesystemfile'
+                ],
+                'some',
+                [
+                    'somesystemfile',
+                ]
+            ],
+            'Search for existing pattern found at the end of the name of content items' => [
+                [
+                    'systemcontentfile1',
+                    'systemcontentfile2',
+                    'somesystemfile'
+                ],
+                'file2',
+                [
+                    'systemcontentfile2',
+                ]
+            ],
+            'Search for a pattern which does not exist within the name of any content item' => [
+                [
+                    'systemcontentfile1',
+                    'somesystemfile'
+                ],
+                'somefile',
+                []
+            ],
+            'Case-insensitive search for a pattern which exists within the name of content items' => [
+                [
+                    'systemcontentfile1',
+                    'systemcontentfile2',
+                    'somesystemfile'
+                ],
+                'CONTENT',
+                [
+                    'systemcontentfile1',
+                    'systemcontentfile2'
+                ]
+            ]
+        ];
+    }
+
+    /**
+     * Test get_search_contents() by searching for content with users that have capability to access/view
+     * all existing content bank content. By default, admins, managers should be able to view every existing content
+     * that matches the search criteria.
+     */
+    public function test_get_search_contents_user_can_access_all_content() {
+        $this->resetAfterTest(true);
+
+        // Create a course in 'Miscellaneous' category by default.
+        $course = $this->getDataGenerator()->create_course();
+        $coursecontext = \context_course::instance($course->id);
+        // Create a course category without a course.
+        $category = $this->getDataGenerator()->create_category();
+        $categorycontext = \context_coursecat::instance($category->id);
+
+        $admin = get_admin();
+        // Add some content to the content bank in different contexts.
+        $generator = $this->getDataGenerator()->get_plugin_generator('core_contentbank');
+        // Add a content bank file in the category context.
+        $categorycontents = $generator->generate_contentbank_data('contenttype_h5p', 1, $admin->id,
+            $categorycontext, true, 'file.h5p', 'categorycontentfile');
+        $categorycontent = reset($categorycontents);
+        // Add a content bank file in the course context.
+        $coursecontents = $generator->generate_contentbank_data('contenttype_h5p', 1, $admin->id,
+            $coursecontext, true, 'file.h5p', 'coursecontentfile');
+        $coursecontent = reset($coursecontents);
+
+        // Log in as admin.
+        $this->setUser($admin);
+
+        // Search for content bank content items which have the pattern 'contentfile' within the name.
+        $search = 'contentfile';
+        $searchcontentnodes = \repository_contentbank\contentbank_search::get_search_contents($search);
+        // All content files which name matches the search criteria should be available to the admin user.
+        // The search should return 2 file nodes.
+        $this->assertCount(2, $searchcontentnodes);
+        $expected = [
+            \repository_contentbank\helper::create_contentbank_content_node($categorycontent),
+            \repository_contentbank\helper::create_contentbank_content_node($coursecontent),
+        ];
+        $this->assertEquals($expected, $searchcontentnodes, '', 0.0, 10, true);
+    }
+
+    /**
+     * Test get_search_contents() by searching for content with users that have capability to access/view only
+     * certain existing content bank content. By default, editing teachers should be able to view content that matches
+     * the search criteria AND is in the courses they are enrolled, course categories of the enrolled courses
+     * and system content. Other authenticated users should be able to access only the system content.
+     */
+    public function test_get_search_contents_user_can_access_certain_content() {
+        $this->resetAfterTest(true);
+
+        $systemcontext = \context_system::instance();
+        // Create course1.
+        $course1 = $this->getDataGenerator()->create_course();
+        $course1context = \context_course::instance($course1->id);
+        // Create course2.
+        $course2 = $this->getDataGenerator()->create_course();
+        $course2context = \context_course::instance($course2->id);
+
+        $admin = get_admin();
+        // Create and enrol an editing teacher in course1.
+        $editingteacher = $this->getDataGenerator()->create_and_enrol($course1, 'editingteacher');
+        // Create and enrol a teacher in course2.
+        $teacher = $this->getDataGenerator()->create_and_enrol($course2, 'teacher');
+
+        // Add some content to the content bank in different contexts.
+        $generator = $this->getDataGenerator()->get_plugin_generator('core_contentbank');
+        // Add a content bank file in the system context.
+        $systemcontents = $generator->generate_contentbank_data('contenttype_h5p', 1, $admin->id,
+            $systemcontext, true, 'file.h5p', 'systemcontentfile');
+        $systemcontent = reset($systemcontents);
+        // Add a content bank file in the course1 context.
+        $course1contents = $generator->generate_contentbank_data('contenttype_h5p', 1, $admin->id,
+            $course1context, true, 'file.h5p', 'coursecontentfile1');
+        $course1content = reset($course1contents);
+        // Add a content bank file in the course2 context.
+        $generator->generate_contentbank_data('contenttype_h5p', 1, $admin->id,
+            $course2context, true, 'file.h5p', 'coursecontentfile2');
+
+        // Log in as an editing teacher.
+        $this->setUser($editingteacher);
+        // Search for content bank content items which have the pattern 'contentfile' within the name.
+        $search = 'contentfile';
+        $searchcontentnodes = \repository_contentbank\contentbank_search::get_search_contents($search);
+        // The search should return 2 file nodes. The editing teacher does not have access to the content of course2
+        // and therefore, the course2 content should be skipped.
+        $this->assertCount(2, $searchcontentnodes);
+        $expected = [
+            \repository_contentbank\helper::create_contentbank_content_node($systemcontent),
+            \repository_contentbank\helper::create_contentbank_content_node($course1content),
+        ];
+        $this->assertEquals($expected, $searchcontentnodes, '', 0.0, 10, true);
+
+        // Log in as a teacher.
+        $this->setUser($teacher);
+        // Search for content bank content items which have the pattern 'contentfile' within the name.
+        $search = 'contentfile';
+        $searchcontentnodes = \repository_contentbank\contentbank_search::get_search_contents($search);
+        // The search should return 1 file node. The teacher should only be able to view system content.
+        $this->assertCount(1, $searchcontentnodes);
+        $expected = [
+            \repository_contentbank\helper::create_contentbank_content_node($systemcontent),
+        ];
+        $this->assertEquals($expected, $searchcontentnodes, '', 0.0, 10, true);
+    }
+}