Add support for statement processing

3 files changed, 698 insertions, 0 deletions

diff --git a/common/statement/processing/driver.cxx b/common/statement/processing/driver.cxx
new file mode 100644
index 0000000..34def73
--- /dev/null
+++ b/common/statement/processing/driver.cxx
@@ -0,0 +1,613 @@
+// file      : common/statement/processing/driver.cxx
+// copyright : Copyright (c) 2009-2013 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+// Test internal statement processing machinery.
+//
+
+#include <string>
+#include <cassert>
+#include <iostream>
+
+#include <odb/statement.hxx>
+
+using namespace std;
+
+static bool
+insert (const char* stmt,
+        const char* expected,
+        const void* const* bind,
+        size_t bind_size)
+{
+  string r;
+  odb::statement::process_insert (
+    stmt, bind, bind_size, sizeof (void*), '$', r);
+  return r == expected;
+}
+
+static bool
+update (const char* stmt,
+        const char* expected,
+        const void* const* bind,
+        size_t bind_size)
+{
+  string r;
+  odb::statement::process_update (
+    stmt, bind, bind_size, sizeof (void*), '$', r);
+  return r == expected;
+}
+
+static bool
+select (const char* stmt,
+        const char* expected,
+        const void* const* bind,
+        size_t bind_size)
+{
+  string r;
+  odb::statement::process_select (
+    stmt, bind, bind_size, sizeof (void*), '[', ']', true, r);
+  return r == expected;
+}
+
+int
+main (int, char* argv[])
+{
+  //
+  // INSERT
+  //
+
+  // Fast path.
+  //
+  {
+    void* b[] = {argv, argv};
+    assert (insert ("INSERT INTO [foo]\n"
+                    "([a],\n[b])\n"
+                    "VALUES\n"
+                    "(DEFAULT,\n$1)",
+                    "INSERT INTO [foo] ([a], [b]) VALUES (DEFAULT, $1)",
+                    b, 2));
+  }
+
+  // Empty via statement.
+  //
+  /* LIBODB_DEBUG_STATEMENT_PROCESSING
+  {
+    assert (insert ("INSERT INTO [foo]\n"
+                    "DEFAULT VALUES",
+                    "INSERT INTO [foo] DEFAULT VALUES",
+                    0, 0));
+  }
+  */
+
+  // Empty via bind.
+  //
+  {
+    void* b[] = {0};
+    assert (insert ("INSERT INTO [foo]\n"
+                    "([a])\n"
+                    "VALUES\n"
+                    "($1)",
+                    "INSERT INTO [foo] DEFAULT VALUES",
+                    b, 1));
+  }
+
+  // Empty with OUTPUT.
+  //
+  {
+    void* b[] = {0, 0};
+    assert (insert ("INSERT INTO [foo]\n"
+                    "([a],\n[b])\n"
+                    "OUTPUT INSERTED.[id]\n"
+                    "VALUES\n"
+                    "($1,\n$2)",
+                    "INSERT INTO [foo] OUTPUT INSERTED.[id] DEFAULT VALUES",
+                    b, 2));
+  }
+
+  // Empty with RETURNING.
+  //
+  {
+    void* b[] = {0, 0, 0};
+    assert (insert ("INSERT INTO [foo]\n"
+                    "([a],\n[b],\n[c])\n"
+                    "VALUES\n"
+                    "($1,\n$1,\n$2)\n"
+                    "RETURNING [id]",
+                    "INSERT INTO [foo] DEFAULT VALUES RETURNING [id]",
+                    b, 3));
+  }
+
+  // Empty via bind, but not values.
+  //
+  {
+    void* b[] = {0};
+    assert (insert ("INSERT INTO [foo]\n"
+                    "([a],\n[b])\n"
+                    "VALUES\n"
+                    "(1,\n$1)",
+                    "INSERT INTO [foo] ([a]) VALUES (1)",
+                    b, 1));
+  }
+
+  // Empty via bind, but not values.
+  //
+  {
+    void* b[] = {0};
+    assert (insert ("INSERT INTO [foo]\n"
+                    "([a],\n[b],\n[c])\n"
+                    "VALUES\n"
+                    "(1,\n$1,\nDEFAULT)",
+                    "INSERT INTO [foo] ([a], [c]) VALUES (1, DEFAULT)",
+                    b, 1));
+  }
+
+  // First not present.
+  //
+  {
+    void* b[] = {0, argv, argv};
+    assert (insert ("INSERT INTO [foo]\n"
+                    "([a],\n[b],\n[c])\n"
+                    "VALUES\n"
+                    "($1,\n$2,\n$3)",
+                    "INSERT INTO [foo] ([b], [c]) VALUES ($2, $3)",
+                    b, 3));
+  }
+
+  // Last not present.
+  //
+  {
+    void* b[] = {argv, argv, 0};
+    assert (insert ("INSERT INTO [foo]\n"
+                    "([a],\n[b],\n[c])\n"
+                    "VALUES\n"
+                    "($1,\n$2,\n$3)",
+                    "INSERT INTO [foo] ([a], [b]) VALUES ($1, $2)",
+                    b, 3));
+  }
+
+  // Middle not present.
+  //
+  {
+    void* b[] = {argv, 0, argv};
+    assert (insert ("INSERT INTO [foo]\n"
+                    "([a],\n[b],\n[c])\n"
+                    "VALUES\n"
+                    "($1,\n$2,\n$3)",
+                    "INSERT INTO [foo] ([a], [c]) VALUES ($1, $3)",
+                    b, 3));
+  }
+
+  // Multiple not present.
+  //
+  {
+    void* b[] = {0, argv, 0, argv, 0};
+    assert (insert ("INSERT INTO [foo]\n"
+                    "([a],\n[b],\n[c],\n[d],\n[e])\n"
+                    "VALUES\n"
+                    "($1,\n$2,\n$3,\n$4,\n$5)",
+                    "INSERT INTO [foo] ([b], [d]) VALUES ($2, $4)",
+                    b, 5));
+  }
+
+  // Not present and OUTPUT.
+  //
+  {
+    void* b[] = {argv, 0, argv};
+    assert (insert ("INSERT INTO [foo]\n"
+                    "([a],\n[b],\n[c])\n"
+                    "OUTPUT INSERTED.[id]\n"
+                    "VALUES\n"
+                    "($1,\n$2,\n$3)",
+                    "INSERT INTO [foo] ([a], [c]) OUTPUT INSERTED.[id] "
+                    "VALUES ($1, $3)",
+                    b, 3));
+  }
+
+  // Not present and RETURNING.
+  //
+  {
+    void* b[] = {argv, 0, argv};
+    assert (insert ("INSERT INTO [foo]\n"
+                    "([a],\n[b],\n[c])\n"
+                    "VALUES\n"
+                    "($1,\n$2,\n$3)\n"
+                    "RETURNING [id]",
+                    "INSERT INTO [foo] ([a], [c]) VALUES ($1, $3) "
+                    "RETURNING [id]",
+                    b, 3));
+  }
+
+  // Value expressions.
+  //
+  {
+    void* b[] = {argv, argv, argv};
+    assert (insert ("INSERT INTO [foo]\n"
+                    "([a],\n[b],\n[c])\n"
+                    "VALUES\n"
+                    "($1,\nCAST($2, TEXT),\n$3)",
+                    "INSERT INTO [foo] ([a], [b], [c]) "
+                    "VALUES ($1, CAST($2, TEXT), $3)",
+                    b, 3));
+  }
+
+  //
+  // UPDATE
+  //
+
+  // Fast path.
+  //
+  {
+    void* b[] = {argv, argv};
+    assert (update ("UPDATE [foo]\n"
+                    "SET\n"
+                    "ver=ver+1,\n[a]=$1\n"
+                    "WHERE [id]=$2",
+                    "UPDATE [foo] SET ver=ver+1, [a]=$1 WHERE [id]=$2",
+                    b, 2));
+  }
+
+  // Empty via statement.
+  //
+  {
+    void* b[] = {argv};
+    assert (update ("UPDATE [foo]\n"
+                    "WHERE [id]=$1",
+                    "UPDATE [foo] WHERE [id]=$1",
+                    b, 1));
+  }
+
+  // Empty via bind.
+  //
+  {
+    void* b[] = {0, argv};
+    assert (update ("UPDATE [foo]\n"
+                    "SET\n"
+                    "[a]=$1\n"
+                    "WHERE [id]=$2",
+                    "UPDATE [foo] WHERE [id]=$2",
+                    b, 2));
+  }
+
+  // Empty via bind, but not values.
+  //
+  {
+    void* b[] = {0, argv};
+    assert (update ("UPDATE [foo]\n"
+                    "SET\n"
+                    "ver=ver+1,\n[a]=$1\n"
+                    "WHERE [id]=$2",
+                    "UPDATE [foo] SET ver=ver+1 WHERE [id]=$2",
+                    b, 2));
+  }
+
+  // First not present.
+  //
+  {
+    void* b[] = {0, argv, argv, argv};
+    assert (update ("UPDATE [foo]\n"
+                    "SET\n"
+                    "[a]=$1,\n"
+                    "[b]=$2,\n"
+                    "[c]=$3\n"
+                    "WHERE [id]=$4",
+                    "UPDATE [foo] SET [b]=$2, [c]=$3 WHERE [id]=$4",
+                    b, 4));
+  }
+
+  // Last not present.
+  //
+  {
+    void* b[] = {argv, argv, 0, argv};
+    assert (update ("UPDATE [foo]\n"
+                    "SET\n"
+                    "[a]=$1,\n"
+                    "[b]=$2,\n"
+                    "[c]=$3\n"
+                    "WHERE [id]=$4",
+                    "UPDATE [foo] SET [a]=$1, [b]=$2 WHERE [id]=$4",
+                    b, 4));
+  }
+
+  // Middle not present.
+  //
+  {
+    void* b[] = {argv, 0, argv, argv};
+    assert (update ("UPDATE [foo]\n"
+                    "SET\n"
+                    "[a]=$1,\n"
+                    "[b]=$2,\n"
+                    "[c]=$3\n"
+                    "WHERE [id]=$4",
+                    "UPDATE [foo] SET [a]=$1, [c]=$3 WHERE [id]=$4",
+                    b, 4));
+  }
+
+  // Multiple not present.
+  //
+  {
+    void* b[] = {0, argv, 0, argv, argv};
+    assert (update ("UPDATE [foo]\n"
+                    "SET\n"
+                    "[a]=$1,\n"
+                    "[b]=$2,\n"
+                    "[c]=$3,\n"
+                    "[d]=$4\n"
+                    "WHERE [id]=$5",
+                    "UPDATE [foo] SET [b]=$2, [d]=$4 WHERE [id]=$5",
+                    b, 5));
+  }
+
+  // Not present and OUTPUT.
+  //
+  {
+    void* b[] = {argv, 0, argv, argv};
+    assert (update ("UPDATE [foo]\n"
+                    "SET\n"
+                    "[a]=$1,\n"
+                    "[b]=$2,\n"
+                    "[c]=$3\n"
+                    "OUTPUT INSERTED.[ver] "
+                    "WHERE [id]=$4",
+                    "UPDATE [foo] SET [a]=$1, [c]=$3 OUTPUT INSERTED.[ver] "
+                    "WHERE [id]=$4",
+                    b, 4));
+  }
+
+  // Value expressions.
+  //
+  {
+    void* b[] = {argv, argv, argv, argv};
+    assert (update ("UPDATE [foo]\n"
+                    "SET\n"
+                    "[a]=$1,\n"
+                    "[b]=CAST($2, TEXT),\n"
+                    "[c]=$3\n"
+                    "WHERE [id]=$4",
+                    "UPDATE [foo] SET [a]=$1, [b]=CAST($2, TEXT), [c]=$3 "
+                    "WHERE [id]=$4",
+                    b, 4));
+  }
+
+  // No OUTPUT/WHERE clause.
+  //
+  {
+    void* b[] = {argv, 0, argv};
+    assert (update ("UPDATE [foo]\n"
+                    "SET\n"
+                    "[a]=$1,\n"
+                    "[b]=$2,\n"
+                    "[c]=$3",
+                    "UPDATE [foo] SET [a]=$1, [c]=$3",
+                    b, 4));
+  }
+
+  //
+  // SELECT
+  //
+
+  // Fast path.
+  //
+  {
+    void* b[] = {argv, argv};
+    assert (select ("SELECT\n"
+                    "[s].[t].[x],\n"
+                    "[a].[y]\n"
+                    "FROM [s].[t]\n"
+                    "LEFT JOIN [t1] AS [a] ON [a].[id]=[s].[t].[id]\n"
+                    "WHERE [s].[t].[id]=$1",
+                    "SELECT [s].[t].[x], [a].[y] FROM [s].[t] "
+                    "LEFT JOIN [t1] AS [a] ON [a].[id]=[s].[t].[id] "
+                    "WHERE [s].[t].[id]=$1",
+                    b, 2));
+  }
+
+  // First not present.
+  //
+  {
+    void* b[] = {0, argv, argv};
+    assert (select ("SELECT\n"
+                    "[a].[x],\n"
+                    "[t].[y],\n"
+                    "[t].[z]\n"
+                    "FROM [t]\n"
+                    "LEFT JOIN [t1] AS [a] ON [a].[id]=[t].[id]\n"
+                    "WHERE [t].[id]=$1",
+                    "SELECT [t].[y], [t].[z] FROM [t] WHERE [t].[id]=$1",
+                    b, 3));
+  }
+
+  // Last not present.
+  //
+  {
+    void* b[] = {argv, argv, 0};
+    assert (select ("SELECT\n"
+                    "[t].[x],\n"
+                    "[t].[y],\n"
+                    "[a].[z]\n"
+                    "FROM [t]\n"
+                    "LEFT JOIN [t1] AS [a] ON [a].[id]=[t].[id]\n"
+                    "WHERE [t].[id]=$1",
+                    "SELECT [t].[x], [t].[y] FROM [t] WHERE [t].[id]=$1",
+                    b, 3));
+  }
+
+  // Middle not present.
+  //
+  {
+    void* b[] = {argv, 0, argv};
+    assert (select ("SELECT\n"
+                    "[t].[x],\n"
+                    "[a].[y],\n"
+                    "[t].[z]\n"
+                    "FROM [t]\n"
+                    "LEFT JOIN [t1] AS [a] ON [a].[id]=[t].[id]\n"
+                    "WHERE [t].[id]=$1",
+                    "SELECT [t].[x], [t].[z] FROM [t] WHERE [t].[id]=$1",
+                    b, 3));
+  }
+
+  // Multiple not present.
+  //
+  {
+    void* b[] = {0, argv, 0, argv};
+    assert (select ("SELECT\n"
+                    "[a1].[w],\n"
+                    "[t].[x],\n"
+                    "[a2].[y],\n"
+                    "[a3].[z]\n"
+                    "FROM [t]\n"
+                    "LEFT JOIN [t1] AS [a1] ON [a1].[id]=[t].[id]\n"
+                    "LEFT JOIN [t2] AS [a2] ON [a2].[id]=[t].[id]\n"
+                    "LEFT JOIN [t3] AS [a3] ON [a3].[id]=[t].[id]\n"
+                    "WHERE [t].[id]=$1",
+                    "SELECT [t].[x], [a3].[z] FROM [t] "
+                    "LEFT JOIN [t3] AS [a3] ON [a3].[id]=[t].[id] "
+                    "WHERE [t].[id]=$1",
+                    b, 4));
+  }
+
+  // Column expression.
+  //
+  {
+    void* b[] = {argv, argv, 0};
+    assert (select ("SELECT\n"
+                    "[t].[x],\n"
+                    "CAST([a].[y], TEXT),\n"
+                    "[t].[z]\n"
+                    "FROM [t]\n"
+                    "LEFT JOIN [t1] AS [a] ON [a].[id]=[t].[id]\n"
+                    "WHERE [t].[id]=$1",
+                    "SELECT [t].[x], CAST([a].[y], TEXT) FROM [t] "
+                    "LEFT JOIN [t1] AS [a] ON [a].[id]=[t].[id] "
+                    "WHERE [t].[id]=$1",
+                    b, 3));
+  }
+
+  // No WHERE.
+  //
+  {
+    void* b[] = {argv, 0, argv};
+    assert (select ("SELECT\n"
+                    "[t].[x],\n"
+                    "[t].[y],\n"
+                    "[t].[z]\n"
+                    "FROM [t]",
+                    "SELECT [t].[x], [t].[z] FROM [t]",
+                    b, 3));
+  }
+
+  // JOIN without WHERE.
+  //
+  {
+    void* b[] = {argv, 0, argv};
+    assert (select ("SELECT\n"
+                    "[t].[x],\n"
+                    "[a].[y],\n"
+                    "[t].[z]\n"
+                    "FROM [t]\n"
+                    "LEFT JOIN [t1] AS [a] ON [a].[id]=[t].[id]",
+                    "SELECT [t].[x], [t].[z] FROM [t]",
+                    b, 3));
+  }
+
+  // JOIN presence because of WHERE.
+  //
+  {
+    void* b[] = {argv, 0, argv};
+    assert (select ("SELECT\n"
+                    "[t].[x],\n"
+                    "[a].[y],\n"
+                    "[t].[z]\n"
+                    "FROM [t]\n"
+                    "LEFT JOIN [t1] AS [a] ON [a].[id]=[t].[id]\n"
+                    "WHERE [t].[id]=$1 AND [a].[id]=$2",
+                    "SELECT [t].[x], [t].[z] FROM [t] "
+                    "LEFT JOIN [t1] AS [a] ON [a].[id]=[t].[id] "
+                    "WHERE [t].[id]=$1 AND [a].[id]=$2",
+                    b, 3));
+  }
+
+
+  // JOIN presence because of dependent JOIN.
+  //
+  {
+    void* b[] = {argv, argv, argv};
+    assert (select ("SELECT\n"
+                    "[t].[x],\n"
+                    "[a_b].[y],\n"
+                    "[t].[z]\n"
+                    "FROM [t]\n"
+                    "LEFT JOIN [d] AS [a_d] ON [a_d].[id]=[t].[id]\n"
+                    "LEFT JOIN [b] AS [a_b] ON [a_b].[id]=[a_d].[id]\n"
+                    "WHERE [t].[id]=$1",
+                    "SELECT [t].[x], [a_b].[y], [t].[z] FROM [t] "
+                    "LEFT JOIN [d] AS [a_d] ON [a_d].[id]=[t].[id] "
+                    "LEFT JOIN [b] AS [a_b] ON [a_b].[id]=[a_d].[id] "
+                    "WHERE [t].[id]=$1",
+                    b, 3));
+  }
+
+  // JOIN without alias and with schema.
+  //
+  {
+    void* b[] = {argv, argv, argv};
+    assert (select ("SELECT\n"
+                    "[t].[x],\n"
+                    "[s].[t1].[y],\n"
+                    "[t2].[z]\n"
+                    "FROM [t]\n"
+                    "LEFT JOIN [s].[t1] ON [s].[t1].[id]=[t].[id]\n"
+                    "LEFT JOIN [t2] ON [t2].[id]=[t].[id]\n"
+                    "WHERE [t].[id]=$1",
+                    "SELECT [t].[x], [s].[t1].[y], [t2].[z] FROM [t] "
+                    "LEFT JOIN [s].[t1] ON [s].[t1].[id]=[t].[id] "
+                    "LEFT JOIN [t2] ON [t2].[id]=[t].[id] "
+                    "WHERE [t].[id]=$1",
+                    b, 3));
+  }
+
+  // JOIN alias top-level qualifer test.
+  //
+  {
+    void* b[] = {argv, 0};
+    assert (select ("SELECT\n"
+                    "[s].[a].[x],\n"
+                    "[a].[y]\n"
+                    "FROM [s].[a]\n"
+                    "LEFT JOIN [t1] AS [a] ON [a].[id]=[s].[a].[id]\n"
+                    "WHERE [s].[a].[id]=$1",
+                    "SELECT [s].[a].[x] FROM [s].[a] WHERE [s].[a].[id]=$1",
+                    b, 2));
+  }
+
+  // JOIN alias bottom-level qualifer test (FROM case).
+  //
+  {
+    void* b[] = {argv, 0};
+    assert (select ("SELECT\n"
+                    "[a].[t].[x],\n"
+                    "[a].[y]\n"
+                    "FROM [a].[t]\n"
+                    "LEFT JOIN [t1] AS [a] ON [a].[id]=[a].[t].[id]\n"
+                    "WHERE [a].[t].[id]=$1",
+                    "SELECT [a].[t].[x] FROM [a].[t] WHERE [a].[t].[id]=$1",
+                    b, 2));
+  }
+
+  // JOIN alias bottom-level qualifer test (LEFT JOIN case).
+  //
+  {
+    void* b[] = {0, argv};
+    assert (select ("SELECT\n"
+                    "[a].[y],\n"
+                    "[a].[t2].[x]\n"
+                    "FROM [t]\n"
+                    "LEFT JOIN [t1] AS [a] ON [a].[id]=[t].[id]\n"
+                    "LEFT JOIN [a].[t2] ON [a].[t2].[id]=[t].[id]\n"
+                    "WHERE [t].[id]=$1",
+                    "SELECT [a].[t2].[x] FROM [t] "
+                    "LEFT JOIN [a].[t2] ON [a].[t2].[id]=[t].[id] "
+                    "WHERE [t].[id]=$1",
+                    b, 2));
+  }
+}
diff --git a/common/statement/processing/makefile b/common/statement/processing/makefile
new file mode 100644
index 0000000..48ecf1d
--- /dev/null
+++ b/common/statement/processing/makefile
@@ -0,0 +1,85 @@
+# file      : common/statement/processing/makefile
+# copyright : Copyright (c) 2009-2013 Code Synthesis Tools CC
+# license   : GNU GPL v2; see accompanying LICENSE file
+
+include $(dir $(lastword $(MAKEFILE_LIST)))../../../build/bootstrap.make
+
+cxx_tun := driver.cxx
+cxx_obj := $(addprefix $(out_base)/,$(cxx_tun:.cxx=.o))
+cxx_od  := $(cxx_obj:.o=.o.d)
+
+common.l             := $(out_root)/libcommon/common/common.l
+common.l.cpp-options := $(out_root)/libcommon/common/common.l.cpp-options
+
+# Build.
+#
+$(driver): $(cxx_obj) $(common.l)
+$(cxx_obj) $(cxx_od): cpp_options := -I$(out_base) -I$(src_base)
+$(cxx_obj) $(cxx_od): $(common.l.cpp-options)
+
+$(call include-dep,$(cxx_od))
+
+# Alias for default target.
+#
+$(out_base)/: $(driver)
+
+# Dist
+#
+name := $(subst /,-,$(subst $(src_root)/common/,,$(src_base)))
+
+$(dist): sources := $(cxx_tun)
+$(dist): data_dist := test.std
+$(dist): export name := $(name)
+$(dist): export extra_dist := $(data_dist) $(call vc8projs,$(name)) \
+$(call vc9projs,$(name)) $(call vc10projs,$(name)) $(call vc11projs,$(name))
+$(dist):
+	$(call dist-data,$(sources) $(headers) $(data_dist))
+	$(call meta-automake,../../template/Makefile.am)
+	$(call meta-vc8projs,../../template/template,$(name))
+	$(call meta-vc9projs,../../template/template,$(name))
+	$(call meta-vc10projs,../../template/template,$(name))
+	$(call meta-vc11projs,../../template/template,$(name))
+
+# Test.
+#
+ifneq ($(db_id),common)
+$(eval $(call test-schemaless-rule))
+else
+$(foreach d,$(databases),$(eval $(call test-schemaless-rule,$d)))
+endif
+
+# Clean.
+#
+$(clean):                            \
+  $(driver).o.clean                  \
+  $(addsuffix .cxx.clean,$(cxx_obj)) \
+  $(addsuffix .cxx.clean,$(cxx_od))
+	$(call message,,rm -f $(out_base)/test.out)
+
+# Generated .gitignore.
+#
+ifeq ($(out_base),$(src_base))
+$(driver): | $(out_base)/.gitignore
+
+$(out_base)/.gitignore: files := driver
+$(clean): $(out_base)/.gitignore.clean
+
+$(call include,$(bld_root)/git/gitignore.make)
+endif
+
+# How to.
+#
+$(call include,$(bld_root)/dist.make)
+$(call include,$(bld_root)/meta/vc8proj.make)
+$(call include,$(bld_root)/meta/vc9proj.make)
+$(call include,$(bld_root)/meta/vc10proj.make)
+$(call include,$(bld_root)/meta/vc11proj.make)
+$(call include,$(bld_root)/meta/automake.make)
+
+$(call include,$(bld_root)/cxx/cxx-d.make)
+$(call include,$(bld_root)/cxx/cxx-o.make)
+$(call include,$(bld_root)/cxx/o-e.make)
+
+# Dependencies.
+#
+$(call import,$(src_root)/libcommon/makefile)
diff --git a/common/statement/processing/test.std b/common/statement/processing/test.std
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/common/statement/processing/test.std