First Commit

2025-11-19 16:23:45 +07:00
commit dbdc5bcc4a
1791 changed files with 489451 additions and 0 deletions
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+#include <iostream>
+
+#include <pqxx/nontransaction>
+#include <pqxx/pipeline>
+#include <pqxx/transaction>
+
+#include "test_helpers.hxx"
+
+using namespace pqxx;
+
+
+// Example program for libpqxx.  Test session variable functionality.
+namespace
+{
+std::string GetDatestyle(connection &conn)
+{
+  return conn.get_var("DATESTYLE");
+}
+
+
+std::string SetDatestyle(connection &conn, std::string style)
+{
+  conn.set_session_var("DATESTYLE", style);
+  std::string const fullname{GetDatestyle(conn)};
+  PQXX_CHECK(
+    not std::empty(fullname),
+    "Setting datestyle to " + style + " makes it an empty string.");
+
+  return fullname;
+}
+
+
+void CheckDatestyle(connection &conn, std::string expected)
+{
+  PQXX_CHECK_EQUAL(GetDatestyle(conn), expected, "Got wrong datestyle.");
+}
+
+
+void RedoDatestyle(
+  connection &conn, std::string const &style, std::string const &expected)
+{
+  PQXX_CHECK_EQUAL(
+    SetDatestyle(conn, style), expected, "Set wrong datestyle.");
+}
+
+
+void ActivationTest(
+  connection &conn, std::string const &style, std::string const &expected)
+{
+  RedoDatestyle(conn, style, expected);
+  CheckDatestyle(conn, expected);
+}
+
+
+void test_060()
+{
+  connection conn;
+
+  PQXX_CHECK(not std::empty(GetDatestyle(conn)), "Initial datestyle not set.");
+
+  std::string const ISOname{SetDatestyle(conn, "ISO")};
+  std::string const SQLname{SetDatestyle(conn, "SQL")};
+
+  PQXX_CHECK_NOT_EQUAL(ISOname, SQLname, "Same datestyle in SQL and ISO.");
+
+  RedoDatestyle(conn, "SQL", SQLname);
+
+  ActivationTest(conn, "ISO", ISOname);
+  ActivationTest(conn, "SQL", SQLname);
+
+  PQXX_CHECK_THROWS(
+    conn.set_session_var("bonjour_name", std::optional<std::string>{}),
+    pqxx::variable_set_to_null,
+    "Setting a variable to null did not report the error correctly.");
+
+  // Prove that setting an unknown variable causes an error, as expected
+  quiet_errorhandler d{conn};
+  PQXX_CHECK_THROWS(
+    conn.set_session_var("NONEXISTENT_VARIABLE_I_HOPE", 1), sql_error,
+    "Setting unknown variable failed to fail.");
+}
+
+
+PQXX_REGISTER_TEST(test_060);
+} // namespace