fix #67 not run in `docker mode` in cloud9 ide

src/config.spec.ts

@@ -43,7 +43,6 @@ test('Config methods', t => {
     })
   }, 'should throw for error apihost')
 
-  t.true('isDocker' in Config, 'should identify docker env by `isDocker`')
 })
 
 test('Config puppetInstance', t => {
@@ -65,3 +64,16 @@ test('Config puppetInstance', t => {
   }, Error, 'should throw after set to null')
 
 })
+
+test('Config docker mode', t => {
+  t.true('isDocker' in Config, 'should identify docker env by `isDocker`')
+  
+  if ('C9_PORT' in process.env) {
+    t.is(Config.isDocker, false, 'should not in docker mode in Cloud9 IDE')
+  } else if (require('is-ci')) {
+    t.is(Config.isDocker, false, 'should not in docker mode in Continuous Integeration System')
+  } else {
+    // a custom running envioronment, maybe docker, maybe not
+  }
+  
+})
\ No newline at end of file

src/config.ts

@@ -92,11 +92,24 @@ Object.assign(Config, {
 })
 
 function isWechatyDocker() {
+  /**
+   * Continuous Integration System
+   */
   const isCi = require('is-ci')
   if (isCi) {
     return false
   }
 
+  /**
+   * Cloud9 IDE
+   */
+  const c9 = Object.keys(process.env)
+                  .filter(k => /^C9_/.test(k))
+                  .length
+  if (c9 > 7 && process.env['C9_PORT']) {
+    return false
+  }
+  
   const cgroup = '/proc/1/cgroup'
   try       { fs.statSync(cgroup).isFile() }
   catch (e) { return false }
@@ -105,10 +118,11 @@ function isWechatyDocker() {
                 .toString()
                 .replace(/\n$/, '')
 
+  // instead of `/`, docker will end with a container id
   if (/\/$/.test(line)) {
     return false
   }
-  // instead of '/', docker will end with container id
+
   return true
 }