Address comments

Author: Ace Nassri

bigquery/system-test/tables.test.js

@@ -36,12 +36,10 @@ var options = {
   schema: 'Name:string, Age:integer, Weight:float, IsMagic:boolean',
   rows: rows
 };
-var copyOptions = {
-  srcDataset: options.dataset,
-  srcTable: options.table,
-  destDataset: generateUuid(),
-  destTable: generateUuid()
-};
+var srcDataset = options.dataset;
+var srcTable = options.table;
+var destDataset = generateUuid();
+var destTable = generateUuid();
 
 describe('bigquery:tables', function () {
   before(function (done) {
@@ -52,10 +50,10 @@ describe('bigquery:tables', function () {
       bucket.upload(options.localFilePath, function (err) {
         assert.ifError(err, 'file upload succeeded');
         // Create srcDataset
-        bigquery.createDataset(copyOptions.srcDataset, function (err) {
+        bigquery.createDataset(srcDataset, function (err) {
           assert.ifError(err, 'srcDataset creation succeeded');
           // Create destDataset
-          bigquery.createDataset(copyOptions.destDataset, function (err) {
+          bigquery.createDataset(destDataset, function (err) {
             assert.ifError(err, 'destDataset creation succeeded');
             done();
           });
@@ -66,9 +64,9 @@ describe('bigquery:tables', function () {
 
   after(function (done) {
     // Delete srcDataset
-    bigquery.dataset(copyOptions.srcDataset).delete({ force: true }, function () {
+    bigquery.dataset(srcDataset).delete({ force: true }, function () {
       // Delete destDataset
-      bigquery.dataset(copyOptions.destDataset).delete({ force: true }, function () {
+      bigquery.dataset(destDataset).delete({ force: true }, function () {
         // Delete files
         storage.bucket(options.bucket).deleteFiles({ force: true }, function (err) {
           if (err) {
@@ -171,16 +169,16 @@ describe('bigquery:tables', function () {
 
   describe('copyTable', function () {
     it('should copy a table between datasets', function (done) {
-      program.copyTable(copyOptions, function (err, metadata) {
+      program.copyTable(srcDataset, srcTable, destDataset, destTable, function (err, metadata) {
         assert.equal(err, null);
         assert.deepEqual(metadata.status, { state: 'DONE' });
 
-        bigquery.dataset(copyOptions.srcDataset).table(copyOptions.srcTable).exists(
+        bigquery.dataset(srcDataset).table(srcTable).exists(
           function (err, exists) {
             assert.equal(err, null);
             assert.equal(exists, true, 'srcTable exists');
 
-            bigquery.dataset(copyOptions.destDataset).table(copyOptions.destTable).exists(
+            bigquery.dataset(destDataset).table(destTable).exists(
               function (err, exists) {
                 assert.equal(err, null);
                 assert.equal(exists, true, 'destTable exists');

bigquery/tables.js

@@ -104,22 +104,13 @@ function deleteTable (options, callback) {
 }
 // [END delete_table]
 
-// [START copy_table]
-/**
- * Create a copy of an existing table
- *
- * @param {object} options Configuration options.
- * @param {string} options.srcDataset The source dataset ID.
- * @param {string} options.srcTable The source table ID.
- * @param {string} options.destDataset The destination dataset ID.
- * @param {string} options.destTable The destination table ID. Will be created if it doesn't exist.
- * @param {function} callback The callback function.
- */
-function copyTable (options, callback) {
-  var srcTable = bigquery.dataset(options.srcDataset).table(options.srcTable);
-  var destTable = bigquery.dataset(options.destDataset).table(options.destTable);
+function copyTable (srcDataset, srcTable, destDataset, destTable, callback) {
+  var bigquery = BigQuery();
+
+  var srcTableObj = bigquery.dataset(srcDataset).table(srcTable);
+  var destTableObj = bigquery.dataset(destDataset).table(destTable);
 
-  srcTable.copy(destTable, function (err, job) {
+  srcTableObj.copy(destTableObj, function (err, job) {
     if (err) {
       return callback(err);
     }
@@ -133,7 +124,6 @@ function copyTable (options, callback) {
       });
   });
 }
-// [END copy_table]
 
 // [START import_file]
 /**
@@ -272,7 +262,10 @@ cli
     'Make a copy of an existing table.', {},
     function (options) {
       program.copyTable(
-        utils.pick(options, ['srcDataset', 'srcTable', 'destDataset', 'destTable']),
+        options.srcDataset,
+        options.srcTable,
+        options.destDataset,
+        options.destTable,
         utils.makeHandler()
       );
     }

bigquery/test/tables.test.js

@@ -274,18 +274,11 @@ describe('bigquery:tables', function () {
   });
 
   describe('copyTable', function () {
-    var options = {
-      srcDataset: srcDataset,
-      srcTable: srcTable,
-      destDataset: destDataset,
-      destTable: destTable
-    };
-
     it('should copy a table', function () {
       var sample = getSample();
       var callback = sinon.stub();
 
-      sample.program.copyTable(options, callback);
+      sample.program.copyTable(srcDataset, srcTable, destDataset, destTable, callback);
 
       assert.equal(sample.mocks.table.copy.calledOnce, true);
       assert.deepEqual(
@@ -305,7 +298,7 @@ describe('bigquery:tables', function () {
       var callback = sinon.stub();
       sample.mocks.table.copy.yields(error);
 
-      sample.program.copyTable(options, callback);
+      sample.program.copyTable(srcDataset, srcTable, destDataset, destTable, callback);
 
       assert.equal(callback.calledOnce, true);
       assert.deepEqual(callback.firstCall.args, [error]);
@@ -437,12 +430,9 @@ describe('bigquery:tables', function () {
 
       program.main(['copy', srcDataset, srcTable, destDataset, destTable]);
       assert.equal(program.copyTable.calledOnce, true);
-      assert.deepEqual(program.copyTable.firstCall.args.slice(0, -1), [{
-        srcDataset: srcDataset,
-        srcTable: srcTable,
-        destDataset: destDataset,
-        destTable: destTable
-      }]);
+      assert.deepEqual(program.copyTable.firstCall.args.slice(0, -1),
+        [srcDataset, srcTable, destDataset, destTable]
+      );
     });
 
     it('should call exportTableToGCS', function () {