1 files changed, 133 insertions, 0 deletions
diff --git a/libs/androidfw/tests/ThemesIdmap_test.cpp b/libs/androidfw/tests/ThemesIdmap_test.cpp
new file mode 100644
index 0000000..57ed9b8
--- /dev/null
+++ b/libs/androidfw/tests/ThemesIdmap_test.cpp
@@ -0,0 +1,133 @@
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <androidfw/ResourceTypes.h>
+
+#include <utils/String8.h>
+#include <utils/String16.h>
+#include "TestHelpers.h"
+#include "data/basic/R.h"
+
+#include <gtest/gtest.h>
+
+using namespace android;
+
+namespace {
+
+/**
+ * Include a binary resource table.
+ *
+ * Package: com.android.test.basic
+ */
+#include "data/basic/basic_arsc.h"
+
+/**
+ * Include a binary resource table.
+ * This table is an overlay.
+ *
+ * Package: com.android.test.basic
+ */
+#include "data/overlay/overlay_arsc.h"
+
+enum { MAY_NOT_BE_BAG = false };
+
+class IdmapTest : public ::testing::Test {
+protected:
+    virtual void SetUp() {
+        ASSERT_EQ(NO_ERROR, mTargetTable.add(basic_arsc, basic_arsc_len));
+        ASSERT_EQ(NO_ERROR, mOverlayTable.add(overlay_arsc, overlay_arsc_len));
+        char targetName[256] = "com.android.test.basic";
+        ASSERT_EQ(NO_ERROR, mTargetTable.createIdmap(mOverlayTable, 0, 0, 0, 0,
+                    targetName, targetName, &mData, &mDataSize));
+    }
+
+    virtual void TearDown() {
+        free(mData);
+    }
+
+    ResTable mTargetTable;
+    ResTable mOverlayTable;
+    void* mData;
+    size_t mDataSize;
+};
+
+TEST_F(IdmapTest, canLoadIdmap) {
+    ASSERT_EQ(NO_ERROR, mTargetTable.add(overlay_arsc, overlay_arsc_len, mData, mDataSize));
+}
+
+TEST_F(IdmapTest, overlayOverridesResourceValue) {
+    Res_value val;
+    ssize_t block = mTargetTable.getResource(base::R::dimen::dimen1, &val, false);
+    ASSERT_GE(block, 0);
+    ASSERT_EQ(Res_value::TYPE_DIMENSION, val.dataType);
+    ASSERT_NE(val.data, 0);
+
+    ASSERT_EQ(NO_ERROR, mTargetTable.add(overlay_arsc, overlay_arsc_len, mData, mDataSize));
+
+    Res_value newVal;
+    ssize_t newBlock = mTargetTable.getResource(base::R::dimen::dimen1, &newVal, false);
+    ASSERT_GE(newBlock, 0);
+    ASSERT_NE(block, newBlock);
+    ASSERT_EQ(Res_value::TYPE_DIMENSION, newVal.dataType);
+    ASSERT_NE(val.data, newVal.data);
+}
+
+TEST_F(IdmapTest, overlaidResourceHasSameName) {
+    ASSERT_EQ(NO_ERROR, mTargetTable.add(overlay_arsc, overlay_arsc_len, mData, mDataSize));
+
+    ResTable::resource_name resName;
+    ASSERT_TRUE(mTargetTable.getResourceName(base::R::drawable::drawable1, false, &resName));
+
+    ASSERT_TRUE(resName.package != NULL);
+    ASSERT_TRUE(resName.type != NULL);
+    ASSERT_TRUE(resName.name != NULL);
+
+    EXPECT_EQ(String16("com.android.test.basic"), String16(resName.package, resName.packageLen));
+    EXPECT_EQ(String16("drawable"), String16(resName.type, resName.typeLen));
+    EXPECT_EQ(String16("drawable1"), String16(resName.name, resName.nameLen));
+}
+
+TEST_F(IdmapTest, overlayDoesNotOverlayStringResource) {
+    Res_value val;
+    ssize_t block = mTargetTable.getResource(base::R::string::test2, &val, false);
+    ASSERT_GE(block, 0);
+    ASSERT_EQ(Res_value::TYPE_STRING, val.dataType);
+    const ResStringPool* pool = mTargetTable.getTableStringBlock(block);
+    ASSERT_TRUE(pool != NULL);
+    ASSERT_LT(val.data, pool->size());
+
+    size_t strLen;
+    const char16_t* targetStr16 = pool->stringAt(val.data, &strLen);
+    ASSERT_TRUE(targetStr16 != NULL);
+    ASSERT_EQ(String16("test2"), String16(targetStr16, strLen));
+
+    ASSERT_EQ(NO_ERROR, mTargetTable.add(overlay_arsc, overlay_arsc_len, mData, mDataSize));
+
+    ssize_t newBlock = mTargetTable.getResource(base::R::string::test2, &val, false);
+    ASSERT_GE(newBlock, 0);
+    ASSERT_EQ(block, newBlock);
+    // the above check should be enough but just to be sure we'll check the string
+    ASSERT_EQ(Res_value::TYPE_STRING, val.dataType);
+    pool = mTargetTable.getTableStringBlock(newBlock);
+    ASSERT_TRUE(pool != NULL);
+    ASSERT_LT(val.data, pool->size());
+
+    targetStr16 = pool->stringAt(val.data, &strLen);
+    ASSERT_TRUE(targetStr16 != NULL);
+    ASSERT_EQ(String16("test2"), String16(targetStr16, strLen));
+}
+
+} // namespace