Handle storage with optional modifiers (#717)

* Handle storage with optional modifiers * Storage docs indicate Option * Cleanup Option logic * Convert Optional derive to use Option * Bump version, update changelog * Update CHANGELOG description * Enum.spec.js -> Enum.spec.ts * Add isEmpty to primitive types
2019-02-19 13:47:36 +01:00
parent 4f17047c77
commit f807a93e87
40 changed files with 259 additions and 96 deletions
@@ -0,0 +1,66 @@
+// Copyright 2017-2019 @polkadot/rpc-core authors & contributors
+// This software may be modified and distributed under the terms
+// of the Apache-2.0 license. See the LICENSE file for details.
+
+import Api from './index';
+
+describe('methodSend', () => {
+  let api: Api;
+  let methods: any;
+  let provider: any;
+
+  beforeEach(() => {
+    methods = {
+      blah: {
+        method: 'blah',
+        params: [
+          { name: 'foo', type: 'Bytes' }
+        ],
+        section: 'test',
+        type: 'Bytes'
+      },
+      bleh: {
+        method: 'bleh',
+        params: [],
+        section: 'test',
+        type: 'Bytes'
+      }
+    };
+
+    provider = {
+      send: jest.fn((method, params) => {
+        return Promise.resolve(params[0]);
+      })
+    };
+
+    api = new Api(provider);
+  });
+
+  it('wraps errors with the call signature', () => {
+    // @ts-ignore private method
+    const method = api.createMethodSend(methods.blah);
+
+    return method().catch((error) => {
+      expect(error.message).toMatch(/blah \(foo: Bytes\): Bytes/);
+    });
+  });
+
+  it('checks for mismatched parameters', () => {
+    // @ts-ignore private method
+    const method = api.createMethodSend(methods.bleh);
+
+    return method(1).catch((error) => {
+      expect(error.message).toMatch(/parameters, 1 found instead/);
+    });
+  });
+
+  it('calls the provider with the correct parameters', () => {
+    // @ts-ignore private method
+    const method = api.createMethodSend(methods.blah);
+
+    // Args are length-prefixed, because it's a Bytes
+    return method(new Uint8Array([2 << 2, 0x12, 0x34])).then(() => {
+      expect(provider.send).toHaveBeenCalledWith('test_blah', ['0x1234']);
+    });
+  });
+});