Throw a more helpful exception when a theme lacks a certain attribute.

robolectric · Sep 22, 2016 · e1909e9 · jongerrish · Sep 26, 2016 · xian
1 parent 73f02cb
commit e1909e9
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/...hadows/shadows-core/src/main/resources/org/robolectric/shadows/ShadowAssetManager.java.vm b/...hadows/shadows-core/src/main/resources/org/robolectric/shadows/ShadowAssetManager.java.vm
@@ -433,6 +433,9 @@ public final class ShadowAssetManager {
       ResName styleAttributeResName = getResName(set.getStyleAttribute());
       while (styleAttributeResName.type.equals("attr")) {
         AttributeResource attrValue = getOverlayedThemeValue(styleAttributeResName, theme, overlayedStyles);
+        if (attrValue == null) {
+          throw new NullPointerException("no value for " + styleAttributeResName.getFullyQualifiedName() + " in " + theme);
+        }
         if (attrValue.isResourceReference()) {
           styleAttributeResName = attrValue.getResourceReference();
         } else if (attrValue.isStyleReference()) {