Fix duplicate query params error (Issue: typicode#352) (typicode#465)

Author: jacobwardio

src/server/router/plural.js

@@ -92,6 +92,10 @@ module.exports = (db, name) => {
 
     if (q) {
       // Full-text search
+      if (Array.isArray(q)) {
+        q = q[0]
+      }
+
       q = q.toLowerCase()
 
       chain = chain.filter((obj) => {

test/server/plural.js

@@ -198,6 +198,14 @@ describe('Server', () => {
         .expect(200, done)
     })
 
+    it('should ignore duplicate q query parameters', (done) => {
+      request(server)
+        .get('/comments?q=foo&q=bar')
+        .expect('Content-Type', /json/)
+        .expect([ db.comments[0] ])
+        .expect(200, done)
+    })
+
     it('should support filtering by boolean value false', (done) => {
       request(server)
         .get('/comments?published=false')