chore: adapt http client test suite for React Native (iOS and Android)

Author: acostalima

packages/ipfs-http-client/package.json

@@ -44,6 +44,8 @@
     "test:electron-renderer": "aegir test -t electron-renderer",
     "test:chrome": "aegir test -t browser -t webworker -- --browsers ChromeHeadless",
     "test:firefox": "aegir test -t browser -t webworker -- --browsers FirefoxHeadless",
+    "test:react-native:android": "aegir test -t react-native-android",
+    "test:react-native:ios": "aegir test -t react-native-ios",
     "lint": "aegir lint",
     "prepare": "aegir build --no-bundle",
     "coverage": "npx nyc -r html npm run test:node -- --bail",
@@ -76,6 +78,7 @@
     "nanoid": "^3.1.12",
     "native-abort-controller": "^1.0.3",
     "parse-duration": "^0.4.4",
+    "react-native-fetch-api": "^1.0.2",
     "stream-to-it": "^0.2.2",
     "uint8arrays": "^2.0.5"
   },
@@ -89,7 +92,11 @@
     "it-concat": "^1.0.1",
     "it-first": "^1.0.4",
     "nock": "^13.0.2",
-    "rimraf": "^3.0.2"
+    "react-native-polyfill-globals": "^3.0.0",
+    "react-native-test-runner": "^3.0.2",
+    "rimraf": "^3.0.2",
+    "text-encoding": "^0.7.0",
+    "typescript": "4.0.x"
   },
   "engines": {
     "node": ">=10.3.0",

packages/ipfs-http-client/rn-test.config.js

@@ -0,0 +1,19 @@
+'use strict'
+
+const path = require('path')
+
+module.exports = {
+  require: path.join(__dirname, 'rn-test.require.js'),
+  runner: 'mocha',
+  nativeModules: [
+    'react-native-get-random-values',
+    'react-native-url-polyfill',
+    'web-streams-polyfill'
+  ],
+  patches: [{
+    path: require.resolve('react-native-polyfill-globals/patches/react-native+0.63.3.patch')
+  }, {
+    path: require.resolve('react-native-polyfill-globals/patches/react-native-url-polyfill+1.2.0.patch'),
+    cwd: path.join(__dirname, '../..')
+  }]
+}

packages/ipfs-http-client/rn-test.require.js

@@ -0,0 +1,10 @@
+'use strict'
+
+require('react-native-get-random-values')
+const { polyfill: polyfillReadableStream } = require('react-native-polyfill-globals/src/readable-stream')
+const { polyfill: polyfillEncoding } = require('react-native-polyfill-globals/src/encoding')
+const { polyfill: polyfillURL } = require('react-native-polyfill-globals/src/url')
+
+polyfillReadableStream()
+polyfillEncoding()
+polyfillURL()

packages/ipfs-http-client/test/constructor.spec.js

@@ -7,11 +7,13 @@ const f = require('./utils/factory')()
 const ipfsClient = require('../src/index.js')
 const { isBrowser } = require('ipfs-utils/src/env')
 
+const isReactNative = typeof navigator !== 'undefined' && navigator.product === 'ReactNative'
+
 describe('ipfs-http-client constructor tests', () => {
   describe('parameter permuations', () => {
     it('none', () => {
       const ipfs = ipfsClient()
-      if (typeof self !== 'undefined') {
+      if (typeof self !== 'undefined' && !isReactNative) {
         const { hostname, port } = self.location
         expectConfig(ipfs, { host: hostname, port })
       } else {

packages/ipfs-http-client/test/dag.spec.js

@@ -11,6 +11,8 @@ const CID = require('cids')
 const f = require('./utils/factory')()
 const ipfsHttpClient = require('../src')
 
+const isReactNative = typeof navigator !== 'undefined' && navigator.product === 'ReactNative'
+
 let ipfs
 
 describe('.dag', function () {
@@ -21,7 +23,12 @@ describe('.dag', function () {
 
   after(() => f.clean())
 
-  it('should be able to put and get a DAG node with format dag-pb', async () => {
+  it('should be able to put and get a DAG node with format dag-pb', async function () {
+    if (isReactNative) {
+      // React Native does not support constructing Blobs out of arrays
+      return this.skip()
+    }
+
     const data = uint8ArrayFromString('some data')
     const node = new DAGNode(data)
 
@@ -36,7 +43,12 @@ describe('.dag', function () {
     expect(result.value.Data).to.deep.equal(data)
   })
 
-  it('should be able to put and get a DAG node with format dag-cbor', async () => {
+  it('should be able to put and get a DAG node with format dag-cbor', async function () {
+    if (isReactNative) {
+      // React Native does not support constructing Blobs out of arrays
+      return this.skip()
+    }
+
     const cbor = { foo: 'dag-cbor-bar' }
     let cid = await ipfs.dag.put(cbor, { format: 'dag-cbor', hashAlg: 'sha2-256' })
 
@@ -50,7 +62,9 @@ describe('.dag', function () {
   })
 
   it('should be able to put and get a DAG node with format raw', async () => {
-    const node = uint8ArrayFromString('some data')
+    const textData = 'some data'
+    const rawData = uint8ArrayFromString(textData)
+    const node = isReactNative ? textData : rawData
     let cid = await ipfs.dag.put(node, { format: 'raw', hashAlg: 'sha2-256' })
 
     expect(cid.codec).to.equal('raw')
@@ -59,7 +73,7 @@ describe('.dag', function () {
 
     const result = await ipfs.dag.get(cid)
 
-    expect(result.value).to.deep.equal(node)
+    expect(result.value).to.deep.equal(rawData)
   })
 
   it('should error when missing DAG resolver for multicodec from requested CID', async () => {
@@ -100,7 +114,12 @@ describe('.dag', function () {
     expect(askedToLoadFormat).to.be.true()
   })
 
-  it('should allow formats to be specified without overwriting others', async () => {
+  it('should allow formats to be specified without overwriting others', async function () {
+    if (isReactNative) {
+      // React Native does not support constructing Blobs out of arrays
+      return this.skip()
+    }
+
     const ipfs2 = ipfsHttpClient({
       url: `http://${ipfs.apiHost}:${ipfs.apiPort}`,
       ipld: {

packages/ipfs-http-client/test/files.spec.js

@@ -6,6 +6,8 @@ const uint8ArrayFromString = require('uint8arrays/from-string')
 const { expect } = require('aegir/utils/chai')
 const f = require('./utils/factory')()
 
+const isReactNative = typeof navigator !== 'undefined' && navigator.product === 'ReactNative'
+
 describe('.add', function () {
   this.timeout(20 * 1000)
 
@@ -18,7 +20,8 @@ describe('.add', function () {
   after(() => f.clean())
 
   it('should ignore metadata until https://github.com/ipfs/go-ipfs/issues/6920 is implemented', async () => {
-    const data = uint8ArrayFromString('some data')
+    const textData = 'some data'
+    const data = isReactNative ? textData : uint8ArrayFromString(textData)
     const result = await ipfs.add(data, {
       mode: 0o600,
       mtime: {

packages/ipfs-http-client/test/log.spec.js

@@ -7,6 +7,8 @@ const uint8ArrayFromString = require('uint8arrays/from-string')
 const f = require('./utils/factory')()
 const first = require('it-first')
 
+const isReactNative = typeof navigator !== 'undefined' && navigator.product === 'ReactNative'
+
 describe('.log', function () {
   this.timeout(100 * 1000)
 
@@ -21,7 +23,8 @@ describe('.log', function () {
   it('.log.tail', async () => {
     const i = setInterval(async () => {
       try {
-        await ipfs.add(uint8ArrayFromString('just adding some data to generate logs'))
+        const textData = 'just adding some data to generate logs'
+        await ipfs.add(isReactNative ? textData : uint8ArrayFromString(textData))
       } catch (_) {
         // this can error if the test has finished and we're shutting down the node
       }