Implemented TokenRegistry class and corresponding simple test case

1 files changed, 78 insertions, 0 deletions

diff --git a/test/core/parser/stack/TokenRegistryTest.cpp b/test/core/parser/stack/TokenRegistryTest.cpp
new file mode 100644
index 0000000..390851e
--- /dev/null
+++ b/test/core/parser/stack/TokenRegistryTest.cpp
@@ -0,0 +1,78 @@
+/*
+    Ousía
+    Copyright (C) 2014, 2015  Benjamin Paaßen, Andreas Stöckel
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <gtest/gtest.h>
+
+#include <core/parser/stack/TokenRegistry.hpp>
+
+namespace ousia {
+namespace parser_stack {
+
+class ParserCallbacksProxy : public ParserCallbacks {
+public:
+	size_t registerTokenCount = 0;
+	size_t unregisterTokenCount = 0;
+
+	TokenId registerToken(const std::string &token) override
+	{
+		registerTokenCount++;
+		return registerTokenCount;
+	}
+
+	void unregisterToken(TokenId id) override { unregisterTokenCount++; }
+};
+
+TEST(TokenRegistry, simple)
+{
+	ParserCallbacksProxy parser;
+	TokenRegistry registry(parser);
+
+	ASSERT_EQ(0U, parser.registerTokenCount);
+	ASSERT_EQ(0U, parser.unregisterTokenCount);
+
+	ASSERT_EQ(1U, registry.registerToken("test"));
+	ASSERT_EQ(1U, registry.registerToken("test"));
+	ASSERT_EQ(2U, registry.registerToken("test2"));
+	ASSERT_EQ(2U, registry.registerToken("test2"));
+	ASSERT_EQ(2U, parser.registerTokenCount);
+	ASSERT_EQ(0U, parser.unregisterTokenCount);
+
+	registry.unregisterToken(1);
+	ASSERT_EQ(2U, parser.registerTokenCount);
+	ASSERT_EQ(0U, parser.unregisterTokenCount);
+
+	registry.unregisterToken(1);
+	ASSERT_EQ(2U, parser.registerTokenCount);
+	ASSERT_EQ(1U, parser.unregisterTokenCount);
+
+	registry.unregisterToken(1);
+	ASSERT_EQ(2U, parser.registerTokenCount);
+	ASSERT_EQ(1U, parser.unregisterTokenCount);
+
+	registry.unregisterToken(2);
+	ASSERT_EQ(2U, parser.registerTokenCount);
+	ASSERT_EQ(1U, parser.unregisterTokenCount);
+
+	registry.unregisterToken(2);
+	ASSERT_EQ(2U, parser.registerTokenCount);
+	ASSERT_EQ(2U, parser.unregisterTokenCount);
+}
+
+}
+}
+