Commit some new networking code, adding integration, broker still not 100%, hasn't been committed

blockchain/integration.test.js

@@ -0,0 +1,43 @@
+const Integration = require('./integration');
+const ChainUtil = require('../chain-util');
+
+function createDummyIntegration(keyPair, witnesses) {
+  return new Integration(
+    keyPair,
+    1,
+    [Integration.createOutput(keyPair.getPublic().encode('hex'), 'a', 5, 1)],
+    witnesses,
+    0);
+}
+
+describe('Integration', () => {
+  let keyPair;
+
+  beforeEach(() => {
+    keyPair = ChainUtil.genKeyPair();
+  });
+
+  it("Choose witnesses doesn't care about brokers ordering, 1 witness", () => {
+    const brokers_f = ['a', 'b', 'c'];
+    const brokers_b = ['c', 'b', 'a'];
+
+    const integration = createDummyIntegration(keyPair, 1);
+    expect(Integration.chooseWitnesses(integration, brokers_f)).toEqual(Integration.chooseWitnesses(integration, brokers_b));
+  });
+
+  it("Choose witnesses doesn't care about brokers ordering, 2 witness", () => {
+    const brokers_f = ['a', 'b', 'c'];
+    const brokers_b = ['c', 'b', 'a'];
+
+    const integration = createDummyIntegration(keyPair, 2);
+    expect(Integration.chooseWitnesses(integration, brokers_f)).toEqual(Integration.chooseWitnesses(integration, brokers_b));
+  });
+
+  it("Choose witnesses doesn't care about brokers ordering, 3 witness", () => {
+    const brokers_f = ['a', 'b', 'c'];
+    const brokers_b = ['c', 'b', 'a'];
+
+    const integration = createDummyIntegration(keyPair, 3);
+    expect(Integration.chooseWitnesses(integration, brokers_f)).toEqual(Integration.chooseWitnesses(integration, brokers_b));
+  });
+});