1 files changed, 25 insertions, 0 deletions
diff --git a/extractor/matching_test.cc b/extractor/matching_test.cc
new file mode 100644
index 00000000..9593aa86
--- /dev/null
+++ b/extractor/matching_test.cc
@@ -0,0 +1,25 @@
+#include <gtest/gtest.h>
+
+#include <vector>
+
+#include "matching.h"
+
+using namespace std;
+
+namespace {
+
+TEST(MatchingTest, SameSize) {
+  vector<int> positions{1, 2, 3};
+  Matching left(positions.begin(), positions.size(), 0);
+  Matching right(positions.begin(), positions.size(), 0);
+  EXPECT_EQ(positions, left.Merge(right, positions.size()));
+}
+
+TEST(MatchingTest, DifferentSize) {
+  vector<int> positions{1, 2, 3};
+  Matching left(positions.begin(), positions.size() - 1, 0);
+  Matching right(positions.begin() + 1, positions.size() - 1, 0);
+  vector<int> result = left.Merge(right, positions.size());
+}
+
+}  // namespace