feat: add simple permissions related handlers

test/unit/ldp/permissions/SimplePermissionsExtractor.test.ts

@@ -0,0 +1,46 @@
+import { Operation } from '../../../../src/ldp/operations/Operation';
+import { SimplePermissionsExtractor } from '../../../../src/ldp/permissions/SimplePermissionsExtractor';
+
+describe('A SimplePermissionsExtractor', (): void => {
+  const extractor = new SimplePermissionsExtractor();
+
+  it('can handle all input.', async(): Promise<void> => {
+    await expect(extractor.canHandle()).resolves.toBeUndefined();
+  });
+
+  it('requires read for GET operations.', async(): Promise<void> => {
+    await expect(extractor.handle({ method: 'GET' } as Operation)).resolves.toEqual({
+      read: true,
+      append: false,
+      write: false,
+      delete: false,
+    });
+  });
+
+  it('requires write for POST operations.', async(): Promise<void> => {
+    await expect(extractor.handle({ method: 'POST' } as Operation)).resolves.toEqual({
+      read: false,
+      append: false,
+      write: true,
+      delete: false,
+    });
+  });
+
+  it('requires write for PUT operations.', async(): Promise<void> => {
+    await expect(extractor.handle({ method: 'PUT' } as Operation)).resolves.toEqual({
+      read: false,
+      append: false,
+      write: true,
+      delete: false,
+    });
+  });
+
+  it('requires delete for DELETE operations.', async(): Promise<void> => {
+    await expect(extractor.handle({ method: 'DELETE' } as Operation)).resolves.toEqual({
+      read: false,
+      append: false,
+      write: false,
+      delete: true,
+    });
+  });
+});