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.gitignore

@@ -4,3 +4,4 @@ test/config.js
 .idea/
 demo.js
 .nyc_output/
+.DS_Store

lib/roa.js

@@ -16,6 +16,16 @@ function filter(value) {
   return value.replace(/[\t\n\r\f]/g, ' ');
 }
 
+function keyLowerify(headers) {
+  const keys = Object.keys(headers);
+  const newHeaders = {};
+  for (let i = 0; i < keys.length; i++) {
+    const key = keys[i];
+    newHeaders[key.toLowerCase()] = headers[key];
+  }
+  return newHeaders;
+}
+
 function getCanonicalizedHeaders(headers) {
   const prefix = 'x-acs-';
   const keys = Object.keys(headers);
@@ -154,7 +164,7 @@ class ROAClient {
   request(method, uriPattern, query = {}, body = '', headers = {}, opts = {}) {
     var postBody = null;
 
-    var mixHeaders = Object.assign(this.buildHeaders(), headers);
+    var mixHeaders = Object.assign(this.buildHeaders(), keyLowerify(headers));
     if (body) {
       postBody = Buffer.from(body, 'utf8');
       mixHeaders['content-md5'] = kitx.md5(postBody, 'base64');

test/roa.integration.js

@@ -38,3 +38,32 @@ describe('roa request', function () {
     expect(result).to.be.a('string');
   });
 });
+
+describe('nlp', function () {
+  var client = new ROAClient({
+    accessKeyId: process.env.ACCESS_KEY_ID,
+    accessKeySecret: process.env.ACCESS_KEY_SECRET,
+    endpoint: 'http://nlp.cn-shanghai.aliyuncs.com',
+    apiVersion: '2018-04-08',
+  });
+
+  it('translate should ok', async function () {
+    const params = {
+      q: '你好',
+      source: 'zh',
+      target: 'en',
+      format: 'text',
+    };
+
+    const res = await client.request(
+      'POST',
+      '/nlp/api/translate/standard',
+      {},
+      JSON.stringify(params),
+      { 'Content-Type': 'application/json' }
+    );
+
+    expect(res).to.be.ok();
+    expect(res.data).to.be.ok();
+  });
+});

test/roa.test.js

@@ -502,6 +502,13 @@ describe('roa core', function() {
       expect(filter('he\f\fllo')).to.be('he  llo');
     });
 
+    it('keyLowerify should ok', function () {
+      const keyLowerify = roa.__get__('keyLowerify');
+      expect(keyLowerify({})).to.be.eql({});
+      expect(keyLowerify({'low': 'value'})).to.be.eql({'low': 'value'});
+      expect(keyLowerify({'Low': 'value'})).to.be.eql({'low': 'value'});
+    });
+
     it('parseXML should ok', async function () {
       const parseXML = roa.__get__('parseXML');
       try {