tests: fix snippet tests in sandbox env

packages/logging/src/index.js

@@ -346,6 +346,8 @@ Logging.prototype.getEntries = function(options, callback) {
 Logging.prototype.getEntriesStream = function(options) {
   var self = this;
 
+  options = options || {};
+
   var requestStream;
 
   var userStream = streamEvents(pumpify.obj());
@@ -616,6 +618,10 @@ Logging.prototype.request = function(config, callback) {
   }
 
   function makeRequestCallback() {
+    if (global.GCLOUD_SANDBOX_ENV) {
+      return;
+    }
+
     prepareGaxRequest(function(err, requestFn) {
       if (err) {
         callback(err);
@@ -627,6 +633,10 @@ Logging.prototype.request = function(config, callback) {
   }
 
   function makeRequestStream() {
+    if (global.GCLOUD_SANDBOX_ENV) {
+      return through.obj();
+    }
+
     prepareGaxRequest(function(err, requestFn) {
       if (err) {
         stream.destroy(err);

packages/logging/test/index.js

@@ -591,6 +591,13 @@ describe('Logging', function() {
 
       stream.abort();
     });
+
+    it('should not require an options object', function() {
+      assert.doesNotThrow(function() {
+        var stream = logging.getEntriesStream();
+        stream.emit('reading');
+      });
+    });
   });
 
   describe('getSinks', function() {

packages/spanner/src/session-pool.js

@@ -295,6 +295,10 @@ SessionPool.prototype.release = function(session) {
  * Make an API request, first assuring an active session is used.
  */
 SessionPool.prototype.request = function(config, callback) {
+  if (global.GCLOUD_SANDBOX_ENV) {
+    return;
+  }
+
   var self = this;
 
   this.getSession(function(err, session) {
@@ -316,6 +320,10 @@ SessionPool.prototype.request = function(config, callback) {
  * Make an API request as a stream, first assuring an active session is used.
  */
 SessionPool.prototype.requestStream = function(config) {
+  if (global.GCLOUD_SANDBOX_ENV) {
+    return through.obj();
+  }
+
   var self = this;
 
   var requestStream;

packages/spanner/test/session-pool.js

@@ -752,6 +752,20 @@ describe('SessionPool', function() {
       sessionPool.release = util.noop;
     });
 
+    it('should return if in the snippet sandbox', function(done) {
+      sessionPool.getSession = function() {
+        done(new Error('Should not get a session in the sandbox.'));
+      };
+
+      global.GCLOUD_SANDBOX_ENV = true;
+      var returnValue = sessionPool.request(CONFIG, assert.ifError);
+      delete global.GCLOUD_SANDBOX_ENV;
+
+      assert.strictEqual(returnValue, undefined);
+
+      done();
+    });
+
     it('should get a session', function(done) {
       sessionPool.getSession = function() {
         done();
@@ -838,6 +852,22 @@ describe('SessionPool', function() {
       sessionPool.release = util.noop;
     });
 
+    it('should return if in the snippet sandbox', function(done) {
+      sessionPool.getSession = function() {
+        done(new Error('Should not get a session in the sandbox.'));
+      };
+
+      global.GCLOUD_SANDBOX_ENV = true;
+      var returnValue = sessionPool.requestStream(CONFIG);
+      delete global.GCLOUD_SANDBOX_ENV;
+
+      assert(returnValue instanceof require('stream'));
+
+      returnValue.emit('reading');
+
+      done();
+    });
+
     it('should get a session when stream opens', function(done) {
       sessionPool.getSession = function() {
         done();

packages/speech/src/index.js

@@ -161,6 +161,13 @@ Speech.detectEncoding_ = function(filename) {
  * @private
  */
 Speech.findFile_ = function(file, callback) {
+  if (global.GCLOUD_SANDBOX_ENV) {
+    callback(null, {
+      content: new Buffer('')
+    });
+    return;
+  }
+
   if (common.util.isCustomType(file, 'storage/file')) {
     // File is an instance of module:storage/file.
     callback(null, {

packages/speech/test/index.js

@@ -211,6 +211,21 @@ describe('Speech', function() {
   });
 
   describe('findFile_', function() {
+    it('should return buffer for snippet sandbox', function(done) {
+      global.GCLOUD_SANDBOX_ENV = true;
+
+      Speech.findFile_({}, function(err, foundFile) {
+        delete global.GCLOUD_SANDBOX_ENV;
+        assert.ifError(err);
+
+        assert.deepEqual(foundFile, {
+          content: new Buffer('')
+        });
+
+        done();
+      });
+    });
+
     it('should convert a File object', function(done) {
       var file = {
         bucket: {

packages/storage/src/bucket.js

@@ -1167,6 +1167,10 @@ Bucket.prototype.makePublic = function(options, callback) {
  * });
  */
 Bucket.prototype.upload = function(localPath, options, callback) {
+  if (global.GCLOUD_SANDBOX_ENV) {
+    return;
+  }
+
   if (is.fn(options)) {
     callback = options;
     options = {};

packages/storage/test/bucket.js

@@ -913,6 +913,13 @@ describe('Bucket', function() {
       };
     });
 
+    it('should return early in snippet sandbox', function() {
+      global.GCLOUD_SANDBOX_ENV = true;
+      var returnValue = bucket.upload(filepath, assert.ifError);
+      delete global.GCLOUD_SANDBOX_ENV;
+      assert.strictEqual(returnValue, undefined);
+    });
+
     it('should accept a path & cb', function(done) {
       bucket.upload(filepath, function(err, file) {
         assert.ifError(err);

packages/vision/src/index.js

@@ -1712,6 +1712,15 @@ Vision.prototype.readDocument = function(images, options, callback) {
  * @private
  */
 Vision.findImages_ = function(images, callback) {
+  if (global.GCLOUD_SANDBOX_ENV) {
+    callback(null, [
+      {
+        content: new Buffer('')
+      }
+    ]);
+    return;
+  };
+
   var MAX_PARALLEL_LIMIT = 5;
   images = arrify(images);
 

packages/vision/test/index.js

@@ -1008,6 +1008,23 @@ describe('Vision', function() {
   });
 
   describe('findImages_', function() {
+    it('should return buffer for snippet sandbox', function(done) {
+      global.GCLOUD_SANDBOX_ENV = true;
+
+      Vision.findImages_({}, function(err, images) {
+        delete global.GCLOUD_SANDBOX_ENV;
+        assert.ifError(err);
+
+        assert.deepEqual(images, [
+          {
+            content: new Buffer('')
+          }
+        ]);
+
+        done();
+      });
+    });
+
     it('should convert a File object', function(done) {
       var file = {
         name: 'file-name',