Add an infobar testcase

tests/a11y/Makefile.am

@@ -40,4 +40,5 @@ EXTRA_DIST += \
 	pickers.ui pickers.txt \
 	lockbutton.ui lockbutton.txt \
 	spinner.ui spinner.txt \
-	progress.ui progress.txt
+	progress.ui progress.txt \
+	infobar.ui infobar.txt

tests/a11y/infobar.txt

@@ -0,0 +1,76 @@
+window1
+  "window"
+  index: 0
+  state: enabled resizable sensitive showing visible
+  toolkit: gail
+  <AtkComponent>
+  layer: window
+  alpha: 1
+  bar1
+    "filler"
+    parent: window1
+    index: 0
+    state: enabled horizontal sensitive showing visible
+    toolkit: gail
+    <AtkComponent>
+    layer: widget
+    alpha: 1
+    box1
+      "filler"
+      parent: bar1
+      index: 0
+      state: enabled horizontal sensitive showing visible
+      toolkit: gail
+      <AtkComponent>
+      layer: widget
+      alpha: 1
+      label1
+        "label"
+        parent: box1
+        index: 0
+        name: Some important info
+        state: enabled multi-line sensitive showing visible
+        toolkit: gail
+        <AtkComponent>
+        layer: widget
+        alpha: 1
+        <AtkText>
+        text: Some important info
+        character count: 19
+        caret offset: 0
+        default attributes: left-margin: 0
+                            right-margin: 0
+                            indent: 0
+                            invisible: false
+                            editable: false
+                            pixels-above-lines: 0
+                            pixels-below-lines: 0
+                            pixels-inside-wrap: 0
+                            bg-full-height: 0
+                            scale: 1
+                            rise: 0
+                            underline: none
+                            strikethrough: false
+                            bg-stipple: false
+                            fg-stipple: false
+                            fg-color: <omitted>
+                            bg-color: <omitted>
+                            wrap-mode: word
+                            justification: left
+                            size: <omitted>
+                            weight: <omitted>
+                            family-name: <omitted>
+                            stretch: <omitted>
+                            variant: <omitted>
+                            style: <omitted>
+                            language: <omitted>
+                            direction: <omitted>
+    unnamed-GailBox-0
+      "filler"
+      parent: bar1
+      index: 1
+      state: enabled sensitive showing vertical visible
+      toolkit: gail
+      <AtkComponent>
+      layer: widget
+      alpha: 1

tests/a11y/infobar.ui

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+  <!-- interface-requires gtk+ 3.0 -->
+  <object class="GtkWindow" id="window1">
+    <property name="can_focus">False</property>
+    <property name="type">popup</property>
+    <child>
+      <object class="GtkInfoBar" id="bar1">
+        <property name="visible">True</property>
+        <property name="message-type">info</property>
+        <child internal-child="content_area">
+          <object class="GtkBox" id="box1">
+            <child>
+              <object class="GtkLabel" id="label1">
+                <property name="visible">True</property>
+                <property name="label" translatable="yes">Some important info</property>
+              </object>
+            </child>
+          </object>
+        </child>
+      </object>
+    </child>
+  </object>
+</interface>