diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 00000000..e7542fab
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,9 @@
+language: node_js
+node_js:
+  - 10
+before_install:
+  - npm install
+before_script:
+  - "export DISPLAY=:99.0"
+  - "sh -e /etc/init.d/xvfb start"
+script: karma start karma.conf.js --single-run
\ No newline at end of file
diff --git a/karma.conf.js b/karma.conf.js
new file mode 100644
index 00000000..7894f51e
--- /dev/null
+++ b/karma.conf.js
@@ -0,0 +1,71 @@
+// Karma configuration
+// Generated on Tue Mar 12 2019 18:02:39 GMT+0800 (GMT+08:00)
+
+module.exports = function (config) {
+  config.set({
+
+    // base path that will be used to resolve all patterns (eg. files, exclude)
+    basePath: '',
+
+
+    // frameworks to use
+    // available frameworks: https://npmjs.org/browse/keyword/karma-adapter
+    frameworks: ['mocha'],
+
+
+    // list of files / patterns to load in the browser
+    files: [
+      'https://cdn.bootcss.com/jquery/2.2.4/jquery.js',
+      'node_modules/should/should.js',
+      'test/**.js'
+    ],
+
+
+    // list of files to exclude
+    exclude: [
+    ],
+
+
+    // preprocess matching files before serving them to the browser
+    // available preprocessors: https://npmjs.org/browse/keyword/karma-preprocessor
+    preprocessors: {
+    },
+
+
+    // test results reporter to use
+    // possible values: 'dots', 'progress'
+    // available reporters: https://npmjs.org/browse/keyword/karma-reporter
+    reporters: ['progress'],
+
+
+    // web server port
+    port: 9876,
+
+
+    // enable / disable colors in the output (reporters and logs)
+    colors: true,
+
+
+    // level of logging
+    // possible values: config.LOG_DISABLE || config.LOG_ERROR || config.LOG_WARN || config.LOG_INFO || config.LOG_DEBUG
+    logLevel: config.LOG_INFO,
+
+
+    // enable / disable watching file and executing tests whenever any file changes
+    autoWatch: true,
+
+
+    // start these browsers
+    // available browser launchers: https://npmjs.org/browse/keyword/karma-launcher
+    browsers: ['Chrome'],
+
+
+    // Continuous Integration mode
+    // if true, Karma captures browsers, runs the tests and exits
+    singleRun: false,
+
+    // Concurrency level
+    // how many browser should be started simultaneous
+    concurrency: Infinity
+  })
+}
diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 00000000..02fd792c
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,424 @@
+{
+  "name": "exercise3",
+  "version": "0.0.1",
+  "lockfileVersion": 1,
+  "requires": true,
+  "dependencies": {
+    "jasmine-core": {
+      "version": "3.3.0",
+      "resolved": "https://registry.npmjs.org/jasmine-core/-/jasmine-core-3.3.0.tgz",
+      "integrity": "sha512-3/xSmG/d35hf80BEN66Y6g9Ca5l/Isdeg/j6zvbTYlTzeKinzmaTM4p9am5kYqOmE05D7s1t8FGjzdSnbUbceA==",
+      "dev": true
+    },
+    "karma": {
+      "version": "1.7.1",
+      "resolved": "http://registry.npm.taobao.org/karma/download/karma-1.7.1.tgz",
+      "dev": true,
+      "dependencies": {
+        "bluebird": {
+          "version": "http://registry.npm.taobao.org/bluebird/download/bluebird-3.5.3.tgz",
+          "bundled": true
+        },
+        "body-parser": {
+          "version": "http://registry.npm.taobao.org/body-parser/download/body-parser-1.18.3.tgz",
+          "bundled": true,
+          "dependencies": {
+            "bytes": {
+              "version": "http://registry.npm.taobao.org/bytes/download/bytes-3.0.0.tgz",
+              "bundled": true
+            },
+            "content-type": {
+              "version": "http://registry.npm.taobao.org/content-type/download/content-type-1.0.4.tgz",
+              "bundled": true
+            },
+            "debug": {
+              "version": "http://registry.npm.taobao.org/debug/download/debug-2.6.9.tgz",
+              "bundled": true
+            },
+            "depd": {
+              "version": "http://registry.npm.taobao.org/depd/download/depd-1.1.2.tgz",
+              "bundled": true
+            },
+            "http-errors": {
+              "version": "http://registry.npm.taobao.org/http-errors/download/http-errors-1.6.3.tgz",
+              "bundled": true
+            },
+            "iconv-lite": {
+              "version": "http://registry.npm.taobao.org/iconv-lite/download/iconv-lite-0.4.23.tgz",
+              "bundled": true,
+              "dependencies": {
+                "safer-buffer": {
+                  "version": "http://registry.npm.taobao.org/safer-buffer/download/safer-buffer-2.1.2.tgz",
+                  "bundled": true
+                }
+              }
+            },
+            "on-finished": {
+              "version": "http://registry.npm.taobao.org/on-finished/download/on-finished-2.3.0.tgz",
+              "bundled": true,
+              "dependencies": {
+                "ee-first": {
+                  "version": "http://registry.npm.taobao.org/ee-first/download/ee-first-1.1.1.tgz",
+                  "bundled": true
+                }
+              }
+            },
+            "qs": {
+              "version": "http://registry.npm.taobao.org/qs/download/qs-6.5.2.tgz",
+              "bundled": true
+            },
+            "raw-body": {
+              "version": "http://registry.npm.taobao.org/raw-body/download/raw-body-2.3.3.tgz",
+              "bundled": true
+            },
+            "type-is": {
+              "version": "http://registry.npm.taobao.org/type-is/download/type-is-1.6.16.tgz",
+              "bundled": true
+            }
+          }
+        },
+        "chokidar": {
+          "version": "http://registry.npm.taobao.org/chokidar/download/chokidar-1.7.0.tgz",
+          "bundled": true,
+          "dependencies": {
+            "anymatch": {
+              "version": "http://registry.npm.taobao.org/anymatch/download/anymatch-1.3.2.tgz",
+              "bundled": true
+            },
+            "async-each": {
+              "version": "http://registry.npm.taobao.org/async-each/download/async-each-1.0.1.tgz",
+              "bundled": true
+            },
+            "glob-parent": {
+              "version": "http://registry.npm.taobao.org/glob-parent/download/glob-parent-2.0.0.tgz",
+              "bundled": true,
+              "dependencies": {
+                "is-glob": {
+                  "version": "http://registry.npm.taobao.org/is-glob/download/is-glob-2.0.1.tgz",
+                  "dependencies": {
+                    "is-extglob": {
+                      "version": "http://registry.npm.taobao.org/is-extglob/download/is-extglob-1.0.0.tgz"
+                    }
+                  }
+                }
+              }
+            },
+            "inherits": {
+              "version": "http://registry.npm.taobao.org/inherits/download/inherits-2.0.3.tgz",
+              "bundled": true
+            },
+            "is-binary-path": {
+              "version": "http://registry.npm.taobao.org/is-binary-path/download/is-binary-path-1.0.1.tgz",
+              "bundled": true
+            },
+            "is-glob": {
+              "version": "http://registry.npm.taobao.org/is-glob/download/is-glob-2.0.1.tgz",
+              "bundled": true,
+              "dependencies": {
+                "is-extglob": {
+                  "version": "http://registry.npm.taobao.org/is-extglob/download/is-extglob-1.0.0.tgz"
+                }
+              }
+            },
+            "path-is-absolute": {
+              "version": "http://registry.npm.taobao.org/path-is-absolute/download/path-is-absolute-1.0.1.tgz",
+              "bundled": true
+            },
+            "readdirp": {
+              "version": "http://registry.npm.taobao.org/readdirp/download/readdirp-2.2.1.tgz",
+              "bundled": true
+            }
+          }
+        },
+        "colors": {
+          "version": "http://registry.npm.taobao.org/colors/download/colors-1.3.3.tgz",
+          "bundled": true
+        },
+        "combine-lists": {
+          "version": "http://registry.npm.taobao.org/combine-lists/download/combine-lists-1.0.1.tgz",
+          "bundled": true
+        },
+        "connect": {
+          "version": "http://registry.npm.taobao.org/connect/download/connect-3.6.6.tgz",
+          "bundled": true
+        },
+        "core-js": {
+          "version": "http://registry.npm.taobao.org/core-js/download/core-js-2.6.5.tgz",
+          "bundled": true
+        },
+        "di": {
+          "version": "http://registry.npm.taobao.org/di/download/di-0.0.1.tgz",
+          "bundled": true
+        },
+        "dom-serialize": {
+          "version": "http://registry.npm.taobao.org/dom-serialize/download/dom-serialize-2.2.1.tgz",
+          "bundled": true
+        },
+        "expand-braces": {
+          "version": "http://registry.npm.taobao.org/expand-braces/download/expand-braces-0.1.2.tgz",
+          "bundled": true
+        },
+        "glob": {
+          "version": "http://registry.npm.taobao.org/glob/download/glob-7.1.3.tgz",
+          "bundled": true
+        },
+        "graceful-fs": {
+          "version": "http://registry.npm.taobao.org/graceful-fs/download/graceful-fs-4.1.15.tgz",
+          "bundled": true
+        },
+        "http-proxy": {
+          "version": "http://registry.npm.taobao.org/http-proxy/download/http-proxy-1.17.0.tgz",
+          "bundled": true
+        },
+        "isbinaryfile": {
+          "version": "http://registry.npm.taobao.org/isbinaryfile/download/isbinaryfile-3.0.3.tgz",
+          "bundled": true
+        },
+        "lodash": {
+          "version": "http://registry.npm.taobao.org/lodash/download/lodash-3.10.1.tgz",
+          "bundled": true
+        },
+        "log4js": {
+          "version": "http://registry.npm.taobao.org/log4js/download/log4js-0.6.38.tgz",
+          "bundled": true
+        },
+        "mime": {
+          "version": "http://registry.npm.taobao.org/mime/download/mime-1.6.0.tgz",
+          "bundled": true
+        },
+        "minimatch": {
+          "version": "http://registry.npm.taobao.org/minimatch/download/minimatch-3.0.4.tgz",
+          "bundled": true,
+          "dependencies": {
+            "brace-expansion": {
+              "version": "http://registry.npm.taobao.org/brace-expansion/download/brace-expansion-1.1.11.tgz"
+            }
+          }
+        },
+        "optimist": {
+          "version": "http://registry.npm.taobao.org/optimist/download/optimist-0.6.1.tgz",
+          "bundled": true
+        },
+        "qjobs": {
+          "version": "http://registry.npm.taobao.org/qjobs/download/qjobs-1.2.0.tgz",
+          "bundled": true
+        },
+        "range-parser": {
+          "version": "http://registry.npm.taobao.org/range-parser/download/range-parser-1.2.0.tgz",
+          "bundled": true
+        },
+        "rimraf": {
+          "version": "http://registry.npm.taobao.org/rimraf/download/rimraf-2.6.3.tgz",
+          "bundled": true,
+          "dependencies": {
+            "glob": {
+              "version": "http://registry.npm.taobao.org/glob/download/glob-7.1.3.tgz",
+              "bundled": true,
+              "dependencies": {
+                "fs.realpath": {
+                  "version": "http://registry.npm.taobao.org/fs.realpath/download/fs.realpath-1.0.0.tgz",
+                  "bundled": true
+                },
+                "inflight": {
+                  "version": "http://registry.npm.taobao.org/inflight/download/inflight-1.0.6.tgz",
+                  "bundled": true
+                },
+                "inherits": {
+                  "version": "http://registry.npm.taobao.org/inherits/download/inherits-2.0.3.tgz",
+                  "bundled": true
+                },
+                "minimatch": {
+                  "version": "http://registry.npm.taobao.org/minimatch/download/minimatch-3.0.4.tgz",
+                  "bundled": true,
+                  "dependencies": {
+                    "brace-expansion": {
+                      "version": "http://registry.npm.taobao.org/brace-expansion/download/brace-expansion-1.1.11.tgz"
+                    }
+                  }
+                },
+                "once": {
+                  "version": "http://registry.npm.taobao.org/once/download/once-1.4.0.tgz",
+                  "bundled": true,
+                  "dependencies": {
+                    "wrappy": {
+                      "version": "http://registry.npm.taobao.org/wrappy/download/wrappy-1.0.2.tgz"
+                    }
+                  }
+                },
+                "path-is-absolute": {
+                  "version": "http://registry.npm.taobao.org/path-is-absolute/download/path-is-absolute-1.0.1.tgz",
+                  "bundled": true
+                }
+              }
+            }
+          }
+        },
+        "safe-buffer": {
+          "version": "http://registry.npm.taobao.org/safe-buffer/download/safe-buffer-5.1.2.tgz",
+          "bundled": true
+        },
+        "socket.io": {
+          "version": "http://registry.npm.taobao.org/socket.io/download/socket.io-1.7.3.tgz",
+          "bundled": true
+        },
+        "source-map": {
+          "version": "http://registry.npm.taobao.org/source-map/download/source-map-0.5.7.tgz",
+          "bundled": true
+        },
+        "tmp": {
+          "version": "http://registry.npm.taobao.org/tmp/download/tmp-0.0.31.tgz",
+          "bundled": true
+        },
+        "useragent": {
+          "version": "http://registry.npm.taobao.org/useragent/download/useragent-2.3.0.tgz",
+          "bundled": true
+        }
+      }
+    },
+    "karma-chrome-launcher": {
+      "version": "2.2.0",
+      "resolved": "http://registry.npm.taobao.org/karma-chrome-launcher/download/karma-chrome-launcher-2.2.0.tgz",
+      "dev": true,
+      "dependencies": {
+        "fs-access": {
+          "version": "http://registry.npm.taobao.org/fs-access/download/fs-access-1.0.1.tgz",
+          "dependencies": {
+            "null-check": {
+              "version": "http://registry.npm.taobao.org/null-check/download/null-check-1.0.0.tgz",
+              "bundled": true
+            }
+          }
+        },
+        "which": {
+          "version": "http://registry.npm.taobao.org/which/download/which-1.3.1.tgz"
+        }
+      }
+    },
+    "karma-jasmine": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/karma-jasmine/-/karma-jasmine-2.0.1.tgz",
+      "integrity": "sha512-iuC0hmr9b+SNn1DaUD2QEYtUxkS1J+bSJSn7ejdEexs7P8EYvA1CWkEdrDQ+8jVH3AgWlCNwjYsT1chjcNW9lA==",
+      "dev": true,
+      "requires": {
+        "jasmine-core": "^3.3"
+      }
+    },
+    "karma-mocha": {
+      "version": "1.3.0",
+      "resolved": "http://registry.npm.taobao.org/karma-mocha/download/karma-mocha-1.3.0.tgz",
+      "dev": true,
+      "dependencies": {
+        "minimist": {
+          "version": "http://registry.npm.taobao.org/minimist/download/minimist-1.2.0.tgz",
+          "bundled": true
+        }
+      }
+    },
+    "mocha": {
+      "version": "3.5.3",
+      "resolved": "http://registry.npm.taobao.org/mocha/download/mocha-3.5.3.tgz",
+      "dev": true,
+      "dependencies": {
+        "browser-stdout": {
+          "version": "http://registry.npm.taobao.org/browser-stdout/download/browser-stdout-1.3.0.tgz"
+        },
+        "commander": {
+          "version": "http://registry.npm.taobao.org/commander/download/commander-2.9.0.tgz"
+        },
+        "debug": {
+          "version": "http://registry.npm.taobao.org/debug/download/debug-2.6.8.tgz"
+        },
+        "diff": {
+          "version": "http://registry.npm.taobao.org/diff/download/diff-3.2.0.tgz"
+        },
+        "escape-string-regexp": {
+          "version": "http://registry.npm.taobao.org/escape-string-regexp/download/escape-string-regexp-1.0.5.tgz"
+        },
+        "glob": {
+          "version": "http://registry.npm.taobao.org/glob/download/glob-7.1.1.tgz",
+          "dependencies": {
+            "fs.realpath": {
+              "version": "http://registry.npm.taobao.org/fs.realpath/download/fs.realpath-1.0.0.tgz"
+            },
+            "inflight": {
+              "version": "http://registry.npm.taobao.org/inflight/download/inflight-1.0.6.tgz",
+              "dependencies": {
+                "once": {
+                  "version": "http://registry.npm.taobao.org/once/download/once-1.4.0.tgz"
+                },
+                "wrappy": {
+                  "version": "http://registry.npm.taobao.org/wrappy/download/wrappy-1.0.2.tgz"
+                }
+              }
+            },
+            "inherits": {
+              "version": "http://registry.npm.taobao.org/inherits/download/inherits-2.0.3.tgz"
+            },
+            "minimatch": {
+              "version": "http://registry.npm.taobao.org/minimatch/download/minimatch-3.0.4.tgz"
+            },
+            "once": {
+              "version": "http://registry.npm.taobao.org/once/download/once-1.4.0.tgz",
+              "dependencies": {
+                "wrappy": {
+                  "version": "http://registry.npm.taobao.org/wrappy/download/wrappy-1.0.2.tgz"
+                }
+              }
+            },
+            "path-is-absolute": {
+              "version": "http://registry.npm.taobao.org/path-is-absolute/download/path-is-absolute-1.0.1.tgz"
+            }
+          }
+        },
+        "growl": {
+          "version": "http://registry.npm.taobao.org/growl/download/growl-1.9.2.tgz"
+        },
+        "he": {
+          "version": "http://registry.npm.taobao.org/he/download/he-1.1.1.tgz"
+        },
+        "json3": {
+          "version": "http://registry.npm.taobao.org/json3/download/json3-3.3.2.tgz"
+        },
+        "lodash.create": {
+          "version": "http://registry.npm.taobao.org/lodash.create/download/lodash.create-3.1.1.tgz"
+        },
+        "mkdirp": {
+          "version": "http://registry.npm.taobao.org/mkdirp/download/mkdirp-0.5.1.tgz"
+        },
+        "supports-color": {
+          "version": "http://registry.npm.taobao.org/supports-color/download/supports-color-3.1.2.tgz"
+        }
+      }
+    },
+    "should": {
+      "version": "11.2.1",
+      "resolved": "http://registry.npm.taobao.org/should/download/should-11.2.1.tgz",
+      "dev": true,
+      "dependencies": {
+        "should-equal": {
+          "version": "http://registry.npm.taobao.org/should-equal/download/should-equal-1.0.1.tgz"
+        },
+        "should-format": {
+          "version": "http://registry.npm.taobao.org/should-format/download/should-format-3.0.3.tgz"
+        },
+        "should-type": {
+          "version": "http://registry.npm.taobao.org/should-type/download/should-type-1.4.0.tgz"
+        },
+        "should-type-adaptors": {
+          "version": "http://registry.npm.taobao.org/should-type-adaptors/download/should-type-adaptors-1.1.0.tgz",
+          "dependencies": {
+            "should-type": {
+              "version": "http://registry.npm.taobao.org/should-type/download/should-type-1.4.0.tgz"
+            },
+            "should-util": {
+              "version": "http://registry.npm.taobao.org/should-util/download/should-util-1.0.0.tgz"
+            }
+          }
+        },
+        "should-util": {
+          "version": "http://registry.npm.taobao.org/should-util/download/should-util-1.0.0.tgz"
+        }
+      }
+    }
+  }
+}
diff --git a/package.json b/package.json
index 71c96b0c..0178d3aa 100644
--- a/package.json
+++ b/package.json
@@ -22,6 +22,7 @@
   "devDependencies": {
     "karma": "^1.7.0",
     "karma-chrome-launcher": "^2.2.0",
+    "karma-jasmine": "^2.0.1",
     "karma-mocha": "^1.3.0",
     "mocha": "^3.5.0",
     "should": "^11.2.1"
diff --git a/test/test.js b/test/test.js
index 7c01938c..cee7f764 100644
--- a/test/test.js
+++ b/test/test.js
@@ -15,6 +15,7 @@ describe('jQuery', function () {
     var ele
     before(function () {
       ele = document.createElement('button')
+      ele.innerHTML = "click"
       document.body.appendChild(ele)
     })
 
@@ -32,5 +33,12 @@ describe('jQuery', function () {
 
   it('should able to request https://raw.githubusercontent.com/FE-star/exercise1/master/test/test.js', function (done) {
     // 使用 jQuery.ajax 请求 https://raw.githubusercontent.com/FE-star/exercise1/master/test/test.js，并验证是否拿到文件
+    $.ajax({
+      url: "https://raw.githubusercontent.com/FE-star/exercise1/master/test/test.js",
+      type: "get",
+      success: function (res) {
+        done()
+      }
+    })
   })
 })
\ No newline at end of file