tests: add test on flagsource export

Author: talissoncosta

test/flagsource-export.test.ts

@@ -0,0 +1,29 @@
+import { FlagSource } from '../index';
+import { FlagSource as FlagSourceIso } from '../isomorphic';
+
+describe('FlagSource Export', () => {
+
+    test('should export FlagSource enum with all values', () => {
+        expect(FlagSource).toBeDefined();
+        expect(FlagSource.NONE).toBe('NONE');
+        expect(FlagSource.DEFAULT_FLAGS).toBe('DEFAULT_FLAGS');
+        expect(FlagSource.CACHE).toBe('CACHE');
+        expect(FlagSource.SERVER).toBe('SERVER');
+    });
+
+    test('should be usable in runtime value comparisons', () => {
+        const source = 'NONE' as string;
+
+        expect(source === FlagSource.NONE).toBe(true);
+        expect(source === FlagSource.CACHE).toBe(false);
+
+        const mySource: FlagSource = FlagSource.NONE;
+        expect(mySource).toBe('NONE');
+    });
+
+    test('should export FlagSource from all entry points', () => {
+        expect(FlagSourceIso).toBeDefined();
+        expect(FlagSourceIso.NONE).toBe('NONE');
+        expect(FlagSource.NONE).toBe(FlagSourceIso.NONE);
+    });
+});