Print Preview: Update test to check parameters sent to print()

chrome/test/data/webui/print_preview/print_preview_tests.js

Index: chrome/test/data/webui/print_preview/print_preview_tests.js
diff --git a/chrome/test/data/webui/print_preview/print_preview_tests.js b/chrome/test/data/webui/print_preview/print_preview_tests.js
index 9af4ebd350e6e2dff3a1b83f49099b8dd6b7aa65..3d7e6c1028527022e900baf1ba09e2ad518f9600 100644
--- a/chrome/test/data/webui/print_preview/print_preview_tests.js
+++ b/chrome/test/data/webui/print_preview/print_preview_tests.js
@@ -1309,7 +1309,28 @@ cr.define('print_preview_test', function() {
               expectFalse(printButton.disabled);
               printButton.click();
               // This should result in a call to print.
-              return nativeLayer.whenCalled('print');
+              return nativeLayer.whenCalled('print').then(
+                  /**
+                   * @param {destination: !print_preview.Destination,
+                   *         printTicketStore: !print_preview.PrintTicketStore,
+                   *         cloudPrintInterface: print_preview
+                   *                                  .CloudPrintInterface,
+                   *         documentInfo: print_preview.DocumentInfo} args
+                   *      The arguments that print() was called with.
+                   */
+                  function(args) {
+                    // Sanity check some printing argument values.
+                    var printTicketStore = args.printTicketStore;
+                    expectEquals(args.destination.id, 'BarDevice');
+                    expectEquals(printTicketStore.landscape.getValue(), false);
+                    expectEquals(printTicketStore.copies.getValueAsNumber(), 1);
+                    expectEquals(
+                        printTicketStore.mediaSize.getValue().width_microns,
+                        215900);

[dpapad, 2017/06/27 18:49:00]

Can we store the result of getCddTemplate() at line 1297 and refer to it here,
instead of repeating number literal values?

[rbpotter, 2017/06/28 01:14:57]

Done.

+                    expectEquals(
+                        printTicketStore.mediaSize.getValue().height_microns,
+                        279400);
+                  });
             });
       });
     });