diff --git a/ui/src/app/core/utility/array_move.test.js b/ui/src/app/core/utility/array_move.test.js
new file mode 100644
index 000000000..f8770970e
--- /dev/null
+++ b/ui/src/app/core/utility/array_move.test.js
@@ -0,0 +1,9 @@
+import {array_move} from './array_move';
+
+it('shifts an item in an array by +1 index', () => {
+    expect(array_move([1, 2], 0, 1)).toEqual([2, 1]);
+});
+
+it('shifts an item in an array by -1 index', () => {
+    expect(array_move([1, 2], 1, 0)).toEqual([2, 1]);
+});
\ No newline at end of file
diff --git a/ui/src/app/core/utility/download_as_xml.test.js b/ui/src/app/core/utility/download_as_xml.test.js
new file mode 100644
index 000000000..38a87e6fe
--- /dev/null
+++ b/ui/src/app/core/utility/download_as_xml.test.js
@@ -0,0 +1,11 @@
+import * as FileSaver from 'file-saver';
+import { downloadAsXml } from './download_as_xml';
+jest.mock('file-saver');
+
+it('attempts to save the provided content', () => {
+    const name = 'foo.xml';
+    const xml = '<bar></bar>';
+
+    downloadAsXml(name, xml);
+    expect(FileSaver.saveAs).toHaveBeenCalled();
+});
diff --git a/ui/src/app/core/utility/get_cookie.test.js b/ui/src/app/core/utility/get_cookie.test.js
new file mode 100644
index 000000000..83d09bfe5
--- /dev/null
+++ b/ui/src/app/core/utility/get_cookie.test.js
@@ -0,0 +1,10 @@
+import { get_cookie } from './get_cookie';
+
+Object.defineProperty(window.document, 'cookie', {
+    writable: true,
+    value: 'XSRF=FOOBAR',
+});
+
+it('should retrieve the XSRF Cookie', () => {
+    expect(get_cookie('XSRF')).toEqual('FOOBAR');
+});
\ No newline at end of file
diff --git a/ui/src/app/core/utility/is_valid_regex.test.js b/ui/src/app/core/utility/is_valid_regex.test.js
new file mode 100644
index 000000000..7365b5818
--- /dev/null
+++ b/ui/src/app/core/utility/is_valid_regex.test.js
@@ -0,0 +1,9 @@
+import { isValidRegex } from './is_valid_regex';
+
+it('should return false for a malformed regular expression', () => {
+    expect(isValidRegex(`\\f;klsdflk;sdf()**(&*&^^()`)).toBe(false)
+});
+
+it('should return true for a well-formed regular expression', () => {
+    expect(isValidRegex(`[a-z0-9][a-z0-9-]{0,31}:`)).toBe(true)
+});
\ No newline at end of file
diff --git a/ui/src/app/core/utility/remove_null.test.js b/ui/src/app/core/utility/remove_null.test.js
new file mode 100644
index 000000000..490f64abb
--- /dev/null
+++ b/ui/src/app/core/utility/remove_null.test.js
@@ -0,0 +1,14 @@
+import { removeNull } from './remove_null';
+
+it('should remove null values from an object', () => {
+
+    const obj = {
+        foo: null,
+        bar: {
+            baz: null
+        }
+    };
+
+    expect(removeNull(obj, true)).toEqual({});
+    expect(removeNull(obj, false)).toEqual({bar: { baz: null }});
+});
\ No newline at end of file
diff --git a/ui/src/app/core/utility/uuid.test.js b/ui/src/app/core/utility/uuid.test.js
new file mode 100644
index 000000000..a9d0312c2
--- /dev/null
+++ b/ui/src/app/core/utility/uuid.test.js
@@ -0,0 +1,5 @@
+import { uuid } from './uuid';
+
+it('should return a valid uuid', () => {
+    expect(uuid()).toMatch(/[0-9a-fA-F]{8}\-[0-9a-fA-F]{4}\-[0-9a-fA-F]{4}\-[0-9a-fA-F]{4}\-[0-9a-fA-F]{12}/);
+});
\ No newline at end of file
diff --git a/ui/src/app/metadata/hoc/MetadataSchema.test.js b/ui/src/app/metadata/hoc/MetadataSchema.test.js
new file mode 100644
index 000000000..e8164a2cc
--- /dev/null
+++ b/ui/src/app/metadata/hoc/MetadataSchema.test.js
@@ -0,0 +1,44 @@
+import React from "react";
+import ReactDOM from 'react-dom';
+import { render, screen } from "@testing-library/react";
+import { act } from 'react-dom/test-utils';
+import { MetadataSchema, useMetadataDefinitionContext } from './MetadataSchema';
+
+let container;
+beforeEach(() => {
+    container = document.createElement('div');
+    document.body.appendChild(container);
+});
+
+afterEach(() => {
+    document.body.removeChild(container);
+    container = null;
+});
+
+const Tester = () => {
+    const definition = useMetadataDefinitionContext();
+
+    return (
+        <>
+            <>{definition.type}</>
+        </>
+    );
+}
+
+
+xdescribe("<MetadataSchema />", () => {
+    /*xact(() => {
+        ReactDOM.render(
+            <MetadataSchema type="source">
+                <Tester></Tester>
+            </MetadataSchema>,
+            container
+        );
+    });*/
+
+    xdescribe("definition context", () => {
+        it("should provide the type of the definition", () => {
+            expect(screen.getByText('@MetadataProvider')).toBeTruthy();
+        });
+    });
+});
\ No newline at end of file
diff --git a/ui/src/app/metadata/hooks/api.test.js b/ui/src/app/metadata/hooks/api.test.js
new file mode 100644
index 000000000..e69de29bb
diff --git a/ui/src/app/metadata/hooks/schema.test.js b/ui/src/app/metadata/hooks/schema.test.js
new file mode 100644
index 000000000..e69de29bb
diff --git a/ui/src/app/metadata/hooks/utility.test.js b/ui/src/app/metadata/hooks/utility.test.js
new file mode 100644
index 000000000..e69de29bb