chore: make build more stable (#3107)

Fixes a lot of random timeouts and unhandled promise rejections.

Author: achingbrain

test/dag.spec.js

@@ -66,7 +66,7 @@ describe('.dag', function () {
       cid: new CID('z8mWaJ1dZ9fH5EetPuRsj8jj26pXsgpsr')
     })
 
-    await expect(ipfs.dag.get(block.cid)).to.be.rejectedWith('Missing IPLD format "git-raw"')
+    await expect(ipfs.dag.get(block.cid)).to.eventually.be.rejectedWith('Missing IPLD format "git-raw"')
   })
 
   it('should error when putting node with esoteric format', () => {

test/get.spec.js

@@ -52,7 +52,7 @@ describe('.get (specific go-ipfs features)', function () {
     await expect(all(ipfs.get(smallFile.cid, {
       compress: true,
       compressionLevel: 10
-    }))).to.be.rejectedWith('compression level must be between 1 and 9')
+    }))).to.eventually.be.rejectedWith('compression level must be between 1 and 9')
   })
 
   // TODO Understand why this test started failing

test/node/swarm.js

@@ -70,7 +70,7 @@ describe('.swarm.peers', function () {
       .query(true)
       .replyWithError('something awful happened')
 
-    await expect(ipfs.swarm.peers()).to.be.rejectedWith('something awful happened')
+    await expect(ipfs.swarm.peers()).to.eventually.be.rejectedWith('something awful happened')
 
     expect(scope.isDone()).to.equal(true)
   })