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..582eb2e6985572d2a103dbe526d81c58041ccfef 100644
--- a/chrome/test/data/webui/print_preview.js
+++ b/chrome/test/data/webui/print_preview.js
@@ -270,6 +270,63 @@ TEST_F('PrintPreviewWebUITest', 'TestSectionsDisabled', function() {
   checkSectionVisible(copiesSettings.copiesOption_, false);
 });
 
+// Page layout has zero margins. Hide header and footer option.
+TEST_F('PrintPreviewWebUITest', 'PageLayoutHasNoMarginsHideHeaderFooter',
+       function() {
+  setInitialSettings({previewModifiable: true});
+  onDidGetDefaultPageLayout({
+    contentWidth: 100,
+    contentHeight: 200,
+    marginLeft: 0,
+    marginRight: 0,
+    marginTop: 0,
+    marginBottom: 0}, {x: 0, y: 0, width: 100, height: 200}, true);
+  checkSectionVisible(headerFooterSettings.headerFooterOption_, false);
+});
+
+// Page layout has non-zero margins. Show header and footer option.
+TEST_F('PrintPreviewWebUITest', 'PageLayoutHasMarginsShowHeaderFooter',
+       function() {
+  setInitialSettings({previewModifiable: true});
+  onDidGetDefaultPageLayout({
+    contentWidth: 100,
+    contentHeight: 200,
+    marginLeft: 3,
+    marginRight: 2,
+    marginTop: 4,
+    marginBottom: 1}, {x: 1, y: 1, width: 103, height: 203}, true);
+  checkSectionVisible(headerFooterSettings.headerFooterOption_, true);
+});
+
+// Page layout has zero top and bottom margins. Hide header and footer option.
+TEST_F('PrintPreviewWebUITest', 'ZeroTopAndBottomMarginsHideHeaderFooter',
+       function() {
+  setInitialSettings({previewModifiable: true});
+  onDidGetDefaultPageLayout({
+    contentWidth: 100,
+    contentHeight: 200,
+    marginLeft: 3,
+    marginRight: 2,
+    marginTop: 0,
+    marginBottom: 0}, {x: 1, y: 1, width: 98, height: 198}, false);
+  checkSectionVisible(headerFooterSettings.headerFooterOption_, false);
+});
+
+// Page layout has zero top and non-zero bottom margin. Show header and footer
+// option.
+TEST_F('PrintPreviewWebUITest', 'ZeroTopAndNonZeroBottomMarginShowHeaderFooter',
+       function() {
+  setInitialSettings({previewModifiable: true});
+  onDidGetDefaultPageLayout({
+    contentWidth: 100,
+    contentHeight: 200,
+    marginLeft: 6,
+    marginRight: 4,
+    marginTop: 0,
+    marginBottom: 3}, {x: 1, y: 1, width: 103, height: 208}, false);
+  checkSectionVisible(headerFooterSettings.headerFooterOption_, true);
+});
+
 // Test that the color settings are set according to the printer capabilities.
 TEST_F('PrintPreviewWebUITest', 'TestColorSettings', function() {
   this.mockHandler.expects(once()).getPrinterCapabilities('FooDevice').