fix: 优化单测

Author: livehigh

sdk/base.js

@@ -4016,8 +4016,8 @@ function submitRequest(params, callback) {
       params.headers['Content-Length'] = contentLength;
     }
   } else {
-    // 非 get 请求的空请求体需补充 content-length = 0
-    var noContentLengthMethods = ['get'].includes(method);
+    // 非 get、head 请求的空请求体需补充 content-length = 0
+    var noContentLengthMethods = ['get', 'head'].includes(method);
     if (!noContentLengthMethods) {
       params.headers['Content-Length'] = 0;
     }

test/test.js

@@ -4727,7 +4727,7 @@ group('BucketInventory', function () {
 
 group('Content-Type: false Bug', function () {
   test('fs.createReadStream 1', function (done, assert) {
-    var filename = Date.now() + '_1.zip';
+    var filename = Date.now() + '_1';
     var filepath = path.resolve(__dirname, filename);
     util.createFile(filepath, 1, function (err) {
       // 调用方法
@@ -4747,7 +4747,7 @@ group('Content-Type: false Bug', function () {
             },
             function (err, data) {
               var contentType = data && data.headers['content-type'];
-              assert.ok(contentType === 'application/zip', '返回了 Content-Type: ' + contentType);
+              assert.ok(contentType === 'application/octet-stream', '返回了 Content-Type: ' + contentType);
               fs.unlinkSync(filepath);
               done();
             }