test(NODE-3713): specifically skip on macos

Author: durran

test/functional/connections_stepdown.test.js

@@ -27,7 +27,8 @@ function expectPoolWasNotCleared(initialCount) {
 }
 
 // TODO: NODE-3819: Unskip flaky MacOS tests.
-describe.skip('Connections survive primary step down', function () {
+const maybeDescribe = process.platform === 'darwin' ? describe.skip : describe;
+maybeDescribe('Connections survive primary step down', function () {
   let client;
   let checkClient;
   let db;

test/functional/cursorstream.test.js

@@ -208,7 +208,8 @@ describe('Cursor Streams', function () {
   });
 
   // TODO: NODE-3819: Unskip flaky MacOS tests.
-  it.skip('should stream documents across getMore command and count correctly', {
+  const maybeIt = process.platform === 'darwin' ? describe.skip : describe;
+  maybeIt('should stream documents across getMore command and count correctly', {
     metadata: {
       requires: { topology: ['single', 'replicaset', 'sharded', 'ssl', 'heap', 'wiredtiger'] }
     },

test/functional/examples/change_streams.test.js

@@ -5,7 +5,8 @@ const setupDatabase = require('../shared').setupDatabase;
 const expect = require('chai').expect;
 
 // TODO: NODE-3819: Unskip flaky MacOS tests.
-describe.skip('examples(change-stream):', function () {
+const maybeDescribe = process.platform === 'darwin' ? describe.skip : describe;
+maybeDescribe('examples(change-stream):', function () {
   let client;
   let db;
 

test/functional/find.test.js

@@ -1655,7 +1655,7 @@ describe('Find', function () {
     }
   });
 
-  // TODO: NODE-3819: Unskip flaky MacOS tests.
+  // TODO: NODE-3819: Unskip flaky tests.
   it.skip('shouldCorrectlyIterateOverCollection', {
     metadata: {
       requires: { topology: ['single', 'replicaset', 'sharded', 'ssl', 'heap', 'wiredtiger'] }

test/functional/unit-sdam/monitoring.test.js

@@ -22,7 +22,7 @@ describe('monitoring', function () {
     return mock.createServer().then(server => (mockServer = server));
   });
 
-  // TODO: NODE-3819: Unskip flaky MacOS tests.
+  // TODO: NODE-3819: Unskip flaky tests.
   it.skip('should record roundTripTime', function (done) {
     mockServer.setMessageHandler(request => {
       const doc = request.document;