AAPT2: Separate out the various steps

An early refactor. Some ideas became clearer as
development continued. Now the various phases are much
clearer and more easily reusable.

Also added a ton of tests!

Change-Id: Ic8f0a70c8222370352e63533b329c40457c0903e
diff --git a/tools/aapt2/process/SymbolTable_test.cpp b/tools/aapt2/process/SymbolTable_test.cpp
new file mode 100644
index 0000000..1dc3b4f
--- /dev/null
+++ b/tools/aapt2/process/SymbolTable_test.cpp
@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) 2015 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 "process/SymbolTable.h"
+#include "test/Builders.h"
+#include "test/Context.h"
+
+#include <gtest/gtest.h>
+
+namespace aapt {
+
+TEST(SymbolTableWrapperTest, FindSymbolsWithIds) {
+    std::unique_ptr<ResourceTable> table = test::ResourceTableBuilder()
+            .addSimple(u"@android:id/foo", ResourceId(0x01020000))
+            .addSimple(u"@android:id/bar")
+            .addValue(u"@android:attr/foo", ResourceId(0x01010000),
+                      test::AttributeBuilder().build())
+            .build();
+
+    SymbolTableWrapper symbolTable(table.get());
+    EXPECT_NE(symbolTable.findByName(test::parseNameOrDie(u"@android:id/foo")), nullptr);
+    EXPECT_EQ(symbolTable.findByName(test::parseNameOrDie(u"@android:id/bar")), nullptr);
+
+    const ISymbolTable::Symbol* s = symbolTable.findByName(
+            test::parseNameOrDie(u"@android:attr/foo"));
+    ASSERT_NE(s, nullptr);
+    EXPECT_NE(s->attribute, nullptr);
+}
+
+TEST(SymbolTableWrapperTest, FindPrivateAttrSymbol) {
+    std::unique_ptr<ResourceTable> table = test::ResourceTableBuilder()
+            .addValue(u"@android:^attr-private/foo", ResourceId(0x01010000),
+                      test::AttributeBuilder().build())
+            .build();
+
+    SymbolTableWrapper symbolTable(table.get());
+    const ISymbolTable::Symbol* s = symbolTable.findByName(
+                test::parseNameOrDie(u"@android:attr/foo"));
+    ASSERT_NE(s, nullptr);
+    EXPECT_NE(s->attribute, nullptr);
+}
+
+} // namespace aapt