AR2V file should be in wsr88d, not in RPG subdirectory

test/source/scwx/wsr88d/ar2v_file.test.cpp

@@ -0,0 +1,23 @@
+#include <scwx/wsr88d/ar2v_file.hpp>
+
+#include <fstream>
+
+#include <gtest/gtest.h>
+
+namespace scwx
+{
+namespace wsr88d
+{
+
+TEST(ar2v_file, klsx)
+{
+   Ar2vFile file;
+   bool     fileValid =
+      file.LoadFile(std::string(SCWX_TEST_DATA_DIR) +
+                    "/nexrad/level2/Level2_KLSX_20210527_1757.ar2v");
+
+   EXPECT_EQ(fileValid, true);
+}
+
+} // namespace wsr88d
+} // namespace scwx