PrintPreview: Hide/Show the header footer option based on print frame margins.

chrome/test/data/webui/print_preview.js

Index: chrome/test/data/webui/print_preview.js
diff --git a/chrome/test/data/webui/print_preview.js b/chrome/test/data/webui/print_preview.js
index b427352a0539448084dbb7dcb28d69edc922281e..a3061a588f64d02f6ac80af233ee05781857204a 100644
--- a/chrome/test/data/webui/print_preview.js
+++ b/chrome/test/data/webui/print_preview.js
@@ -270,6 +270,38 @@ TEST_F('PrintPreviewWebUITest', 'TestSectionsDisabled', function() {
   checkSectionVisible(copiesSettings.copiesOption_, false);
 });
 
+TEST_F('PrintPreviewWebUITest', 'HeaderFooterSectionDisabled', function() {
+  // Case 1: Zero margin values. Hide header footer option.

[dpapad, 2012/03/14 21:15:17]

Maybe these cases should be broken to independent tests.

[kmadhusu, 2012/03/14 22:10:14]

sure. Done.

+  onDidGetDefaultPageLayout({
+    contentWidth: 100,
+    contentHeight: 200,
+    marginLeft: 0,
+    marginRight: 0,
+    marginTop: 0,
+    marginBottom: 0}, true, false);
+  checkSectionVisible(headerFooterSettings.headerFooterOption_, false);
+
+  // Case 2: Non-zero margins. Show header footer option.
+  onDidGetDefaultPageLayout({
+    contentWidth: 100,
+    contentHeight: 200,
+    marginLeft: 10,
+    marginRight: 10,
+    marginTop: 10,
+    marginBottom: 10}, true, true);
+  checkSectionVisible(headerFooterSettings.headerFooterOption_, true);
+
+  // Case 3: Zero top and bottom margins. Hide header footer option
+  onDidGetDefaultPageLayout({
+    contentWidth: 100,
+    contentHeight: 200,
+    marginLeft: 10,
+    marginRight: 10,
+    marginTop: 0,
+    marginBottom: 0}, false, false);
+  checkSectionVisible(headerFooterSettings.headerFooterOption_, false);
+});
+
 // Test that the color settings are set according to the printer capabilities.
 TEST_F('PrintPreviewWebUITest', 'TestColorSettings', function() {
   this.mockHandler.expects(once()).getPrinterCapabilities('FooDevice').