Query parameters unit test

Author: OlegGalizin

ut/client_ut.cpp

@@ -1488,3 +1488,45 @@ TEST(SimpleClientTest, issue_335_reconnects_count) {
             << "\tThere was no attempt to connect to endpoint " << endpoint;
     }
 }
+
+TEST_P(ClientCase, QueryParameters) {
+    const std::string table_name = "test_clickhouse_cpp_query_parameter";
+    client_->Execute("CREATE TEMPORARY TABLE IF NOT EXISTS " + table_name + " (id UInt64, name String)");
+    {
+        Query query("insert into " + table_name + " values ({id: UInt64}, {name: String})");
+
+        query.SetParam("id", "1").SetParam("name", "NAME");
+        client_->Execute(query);
+
+        query.SetParam("id", "123").SetParam("name", "FromParam");
+        client_->Execute(query);
+
+        query.SetParam("id", "333")
+            .SetParam("name", std::string("A\000A\001A\002A\003A\004A\005A\006A\007A\010A\011A\012A\013A\014A\015A\016A\017A\020A\021A\022A"
+                                          "\023A\024A\025A\026A\027A\030A\031A\032A\033A\034"
+                                          "A\035A\036A\037A",
+                                          65));
+        client_->Execute(query);
+
+        unsigned char big_string[128 - 32];
+        for (unsigned int i = 0; i < sizeof(big_string); i++) big_string[i] = i + 32;
+        query.SetParam("id", "444").SetParam("name", std::string((char*)big_string, sizeof(big_string)));
+        client_->Execute(query);
+
+        query.SetParam("id", "555").SetParam("name", "utf8Русский");
+        client_->Execute(query);
+    }
+
+    Query query("SELECT id, name, length(name) FROM " + table_name + " where id > {a: Int32}");
+    query.SetParam("a", "4");
+    size_t total_count = 0;
+    SelectCallback cb([&total_count](const Block& block) {
+        total_count += block.GetRowCount();
+        //std::cout << PrettyPrintBlock{block} << std::endl;
+    });
+    query.OnData(cb);
+    client_->Select(query);
+    EXPECT_EQ(4u, total_count);
+
+    client_->Execute("DROP TEMPORARY TABLE " + table_name);
+}