fix(samples): upgrade yargs and fix broken CLI config (#436)

Author: bcoe

vision/samples/package.json

@@ -14,11 +14,11 @@
   },
   "dependencies": {
     "@google-cloud/vision": "^1.2.0",
+    "canvas": "^2.0.0",
     "mathjs": "^6.0.0",
     "natural": "^0.6.1",
     "redis": "^2.8.0",
-    "yargs": "^13.0.0",
-    "canvas": "^2.0.0"
+    "yargs": "^14.0.0"
   },
   "devDependencies": {
     "@google-cloud/storage": "^2.0.0",

vision/samples/system-test/detect.v1p3beta1.test.js

@@ -1,5 +1,5 @@
 /**
- * Copyright 2017, Google, LLC.
+ * Copyright 2017 Google LLC
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
@@ -50,13 +50,15 @@ describe(`detect v1 p3 beta1`, () => {
   });
 
   it(`should read handwriting in local handwritten.jpg sample`, async () => {
-    const output = execSync(`${cmd} detectHandwriting ${files[1]}`);
+    const output = execSync(
+      `${cmd} detectHandwriting -h ${files[1].localPath}`
+    );
     assert.match(output, /hand written message/);
   });
 
   it(`should read handwriting from handwritten.jpg in GCS bucket`, async () => {
     const output = execSync(
-      `${cmd} detectHandwritingGCS gs://${bucketName}/${files[1].name}`
+      `${cmd} detectHandwritingGCS -u gs://${bucketName}/${files[1].name}`
     );
     assert.match(output, /hand written message/);
   });