Fix failing gateway tests with this one simple trick!

test/gateway/index.js

@@ -10,13 +10,15 @@ const API = require('../../src/http')
 const loadFixture = require('aegir/fixtures')
 const os = require('os')
 const path = require('path')
+const fileType = require('file-type')
 
 const bigFile = loadFixture(__dirname, '../../node_modules/interface-ipfs-core/test/fixtures/15mb.random', 'ipfs')
 const directoryContent = {
   'index.html': loadFixture(__dirname, './test-folder/index.html', 'ipfs'),
   'nested-folder/hello.txt': loadFixture(__dirname, './test-folder/nested-folder/hello.txt', 'ipfs'),
   'nested-folder/ipfs.txt': loadFixture(__dirname, './test-folder/nested-folder/ipfs.txt', 'ipfs'),
-  'nested-folder/nested.html': loadFixture(__dirname, './test-folder/nested-folder/nested.html', 'ipfs')
+  'nested-folder/nested.html': loadFixture(__dirname, './test-folder/nested-folder/nested.html', 'ipfs'),
+  'cat-folder/cat.jpg': loadFixture(__dirname, './test-folder/cat-folder/cat.jpg', 'ipfs')
 }
 
 describe('HTTP Gateway', () => {
@@ -38,17 +40,17 @@ describe('HTTP Gateway', () => {
       }
     })
 
+    const content = (name) => ({
+      path: `test-folder/${name}`,
+      content: directoryContent[name]
+    })
+
+    const emptyDir = (name) => ({ path: `test-folder/${name}` })
+
     series([
       (cb) => http.api.start(true, cb),
       (cb) => {
         gateway = http.api.server.select('Gateway')
-        const content = (name) => ({
-          path: `test-folder/${name}`,
-          content: directoryContent[name]
-        })
-
-        const emptyDir = (name) => ({ path: `test-folder/${name}` })
-
         const expectedRootMultihash = 'QmbQD7EMEL1zeebwBsWEfA3ndgSS6F7S6iTuwuqasPgVRi'
 
         const dirs = [
@@ -79,6 +81,32 @@ describe('HTTP Gateway', () => {
           expect(file.hash).to.equal(expectedMultihash)
           cb()
         })
+      },
+      (cb) => {
+        const expectedMultihash = 'QmT78zSuBmuS4z925WZfrqQ1qHaJ56DQaTfyMUF7F8ff5o'
+
+        http.api.node.files.add(Buffer.from('hello world' + '\n'), (err, res) => {
+          expect(err).to.not.exist()
+          const file = res[0]
+          expect(file.path).to.equal(expectedMultihash)
+          expect(file.hash).to.equal(expectedMultihash)
+          cb()
+        })
+      },
+      (cb) => {
+        const expectedMultihash = 'QmW2WQi7j6c7UgJTarActp7tDNikE4B2qXtFCfLPdsgaTQ'
+
+        let dir = [
+          content('cat-folder/cat.jpg')
+        ]
+
+        http.api.node.files.add(dir, (err, res) => {
+          expect(err).to.not.exist()
+          const file = res[1]
+          expect(file.path).to.equal('test-folder/cat-folder')
+          expect(file.hash).to.equal(expectedMultihash)
+          cb()
+        })
       }
     ], done)
   })
@@ -142,6 +170,11 @@ describe('HTTP Gateway', () => {
       }, (res) => {
         expect(res.statusCode).to.equal(200)
         expect(res.headers['content-type']).to.equal('image/jpeg')
+
+        let fileSignature = fileType(res.rawPayload)
+        expect(fileSignature.mime).to.equal('image/jpeg')
+        expect(fileSignature.ext).to.equal('jpg')
+
         done()
       })
     })
@@ -155,6 +188,11 @@ describe('HTTP Gateway', () => {
       }, (res) => {
         expect(res.statusCode).to.equal(200)
         expect(res.headers['content-type']).to.equal('text/html; charset=utf-8')
+
+        // check if the cat picture is in the payload as a way to check
+        // if this is an index of this directory
+        let listedFile = res.payload.match(/\/ipfs\/QmW2WQi7j6c7UgJTarActp7tDNikE4B2qXtFCfLPdsgaTQ\/cat\.jpg/g)
+        expect(listedFile).to.have.lengthOf(1)
         done()
       })
     })