Test: adds tests for the StrategyInterface

test/strategy-interface.test.js

@@ -0,0 +1,81 @@
+const models = require('./models');
+const { SchemaManager } = require('../lib');
+const StrategyInterface = require('../lib/strategy-interface');
+
+// create a dummy strategy so we can test non-implemented methods
+class DummyStrategy extends StrategyInterface {}
+const dummyStrategy = new DummyStrategy();
+
+describe('StrategyInterface', function() {
+  // ------------------------------------------------------------------------
+  //  make sure we are testing what we expect
+  // ------------------------------------------------------------------------
+  describe('Ensure we are testing against:', function() {
+    const methodCount = Object.getOwnPropertyNames(StrategyInterface.prototype).length - 1; // excluding the constructor
+
+    it(`9 interface methods`, function() {
+      expect(methodCount).toEqual(9);
+    });
+  });
+
+  // ------------------------------------------------------------------------
+  // test missing methods in the extended class
+  // ------------------------------------------------------------------------
+  describe('Ensure exceptions are thrown if child class has not implemented:', function() {
+    const schemaManager = new SchemaManager();
+
+    it('getOnlineSchemaUri()', function() {
+      expect(() => {
+        schemaManager.generate(models.user, dummyStrategy);
+      }).toThrow(Error);
+    });
+
+    it('getPropertySchema()', function() {
+      expect(() => {
+        schemaManager.generate(models.user, dummyStrategy);
+      }).toThrow(Error);
+    });
+
+    it('getPropertyId()', function() {
+      expect(() => {
+        schemaManager.generate(models.user, dummyStrategy);
+      }).toThrow(Error);
+    });
+
+    it('getPropertyTitle()', function() {
+      expect(() => {
+        schemaManager.generate(models.user, dummyStrategy);
+      }).toThrow(Error);
+    });
+
+    it('getPropertyDescription()', function() {
+      expect(() => {
+        schemaManager.generate(models.user, dummyStrategy);
+      }).toThrow(Error);
+    });
+
+    it('getPropertyExamples()', function() {
+      expect(() => {
+        schemaManager.generate(models.user, dummyStrategy);
+      }).toThrow(Error);
+    });
+
+    it('convertTypePropertyToAllowNull()', function() {
+      expect(() => {
+        schemaManager.generate(models.user, dummyStrategy);
+      }).toThrow(Error);
+    });
+
+    it('getPropertyForHasOneAssociation()', function() {
+      expect(() => {
+        schemaManager.generate(models.user, dummyStrategy);
+      }).toThrow(Error);
+    });
+
+    it('getPropertyForHasManyAssociation()', function() {
+      expect(() => {
+        schemaManager.generate(models.user, dummyStrategy);
+      }).toThrow(Error);
+    });
+  });
+});