Add order tests

Testing/common.hpp

@@ -0,0 +1,31 @@
+#pragma once
+
+#include <string>
+#include <vector>
+#include <sstream>
+
+#include <tc/group.hpp>
+#include <tc/groups.hpp>
+#include <tc/solver.hpp>
+
+std::vector<unsigned int> parse_vec(const std::string &part) {
+    std::istringstream iss(part);
+
+    std::vector<unsigned int> res;
+
+    std::string token;
+    while (std::getline(iss, token, ' ')) {
+        res.push_back(std::stoul(token));
+    }
+
+    return res;
+}
+
+template<unsigned int N>
+int compute(
+    const tc::Group<N> &group,
+    const std::vector<unsigned int> &vgens
+) {
+    auto table = tc::solve<N>(group, vgens);
+    return table.order();
+}