Add tests for ObservableGridView.

ksoichiro · Dec 1, 2015 · 3d4944d · 3d4944d
1 parent f680cdf
commit 3d4944d
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diff --git a/...va/com/github/ksoichiro/android/observablescrollview/test/HeaderGridViewActivityTest.java b/...va/com/github/ksoichiro/android/observablescrollview/test/HeaderGridViewActivityTest.java
@@ -98,6 +98,20 @@ public void run() {
                 activity.headerView.setClickable(true);
 
                 scrollable.addHeaderView(activity.headerView);
+
+                assertEquals(100/* items */ + 2/* header */ + 2/* footer */, hvgAdapter.getCount());
+                assertEquals(1, hvgAdapter.getHeadersCount());
+                assertEquals(2, hvgAdapter.getNumColumns());
+                // If the header is added by addHeader(View),
+                // HeaderViewGridAdapter doesn't contain any associated data.
+                // headerData does NOT mean the view.
+                // If we want to get the view, we should use getView().
+                assertNull(hvgAdapter.getItem(0));
+                assertNull(hvgAdapter.getItem(1));
+
+                assertEquals(1, hvgAdapter.getFootersCount());
+                assertNull(hvgAdapter.getItem(100/* items */ + 2/* header */ + 2/* footer */ - 1 - 1));
+                assertNull(hvgAdapter.getItem(100/* items */ + 2/* header */ + 2/* footer */ - 1));
             }
         });
         // Scroll to bottom and try removing re-adding the footer view.

diff --git a/...y/src/main/java/com/github/ksoichiro/android/observablescrollview/ObservableGridView.java b/...y/src/main/java/com/github/ksoichiro/android/observablescrollview/ObservableGridView.java
@@ -652,6 +652,10 @@ public HeaderViewGridAdapter(ArrayList<FixedViewInfo> headerViewInfos, ArrayList
                 && areAllListInfosSelectable(mFooterViewInfos);
         }
 
+        public int getNumColumns() {
+            return mNumColumns;
+        }
+
         public void setNumColumns(int numColumns) {
             if (numColumns < 1) {
                 return;