diff --git a/test/verify.test.js b/test/verify.test.js
index f31ab04..2241f59 100644
--- a/test/verify.test.js
+++ b/test/verify.test.js
@@ -15,11 +15,38 @@ limitations under the License.
 */
 const chai = require('chai')
 const expect = chai.expect
+const chaiMatchPattern = require('chai-match-pattern')
+chai.use(chaiMatchPattern)
 chai.use(require("chai-as-promised"))
 
+const _ = chaiMatchPattern.getLodashModule()
 const request = require('supertest')
 const doipjs = require('../src')
 
+const pattern = {
+  serviceprovider: {
+    type: _.isString,
+    name: _.isString
+  },
+  profile: {
+    display: _.isString,
+    uri: _.isString
+  },
+  proof: {
+    uri: (x) => { return _.isString(x) || _.isNull(x) },
+    fetch: (x) => { return _.isString(x) || _.isNull(x) },
+    useProxy: _.isBoolean,
+    format: _.isString
+  },
+  claim: {
+    fingerprint: (x) => { return _.isString(x) || _.isNull(x) },
+    format: _.isString,
+    path: _.isArray,
+    relation: _.isString
+  },
+  qr: (x) => { return _.isString(x) || _.isNull(x) }
+}
+
 describe('verify', () => {
   it('should be a function (3 arguments)', () => {
     expect(doipjs.verify).to.be.a('function')
@@ -34,23 +61,27 @@ describe('verify', () => {
     expect(matches).to.be.a('array')
     expect(matches).to.be.length(1)
     expect(matches[0].serviceprovider.name).to.be.equal('domain')
+    expect(matches[0]).to.matchPattern(pattern)
   })
   it('should match "xmpp:alice@domain.org" to the XMPP service provider', async () => {
     const matches = await doipjs.verify('xmpp:alice@domain.org', null, {returnMatchesOnly: true})
     expect(matches).to.be.a('array')
     expect(matches).to.be.length(1)
     expect(matches[0].serviceprovider.name).to.be.equal('xmpp')
+    expect(matches[0]).to.matchPattern(pattern)
   })
   it('should match "https://twitter.com/alice/status/1234567890123456789" to the Twitter service provider', async () => {
     const matches = await doipjs.verify('https://twitter.com/alice/status/1234567890123456789', null, {returnMatchesOnly: true})
     expect(matches).to.be.a('array')
     expect(matches).to.be.length(1)
     expect(matches[0].serviceprovider.name).to.be.equal('twitter')
+    expect(matches[0]).to.matchPattern(pattern)
   })
   it('should match "https://news.ycombinator.com/user?id=Alice" to the Hackernews service provider', async () => {
     const matches = await doipjs.verify('https://news.ycombinator.com/user?id=Alice', null, {returnMatchesOnly: true})
     expect(matches).to.be.a('array')
     expect(matches).to.be.length(1)
     expect(matches[0].serviceprovider.name).to.be.equal('hackernews')
+    expect(matches[0]).to.matchPattern(pattern)
   })
 })