sqlpp11/tests/core/serialize/clause/from.cpp

/*
 * Copyright (c) 2024, Roland Bock
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#include "Sample.h"
#include "../compare.h"
#include <sqlpp11/sqlpp11.h>

int main()
{
  const auto foo = test::TabFoo{};
  const auto bar = test::TabBar{};
  const auto aFoo = foo.as(sqlpp::alias::a);
  const auto bFoo = foo.as(sqlpp::alias::b);
  const auto cFoo = foo.as(sqlpp::alias::c);

  const auto x = cte(sqlpp::alias::x).as(select(foo.id).from(foo).unconditionally());

  // Single table
  SQLPP_COMPARE(from(foo), " FROM tab_foo");

  // Tests with joined tables are mostly covered by join tests.

  // Static joins
  SQLPP_COMPARE(from(foo.cross_join(bar)), " FROM tab_foo CROSS JOIN tab_bar");
  SQLPP_COMPARE(from(foo.join(bar).on(foo.id == bar.id)),
          " FROM tab_foo INNER JOIN tab_bar ON tab_foo.id = tab_bar.id");

  // Multiple tables
  SQLPP_COMPARE(from(aFoo.join(bFoo).on(aFoo.id == bFoo.id).join(cFoo).on(bFoo.id == cFoo.id)),
      " FROM tab_foo AS a INNER JOIN tab_foo AS b ON a.id = b.id INNER JOIN tab_foo AS c ON b.id = c.id");

  // CTE
  SQLPP_COMPARE(from(x), " FROM x");
  x.join(foo).on(x.id == foo.id);
  //SQLPP_COMPARE(from(x.join(foo).on(x.id == foo.id)), " FROM x");

#warning add tests for dynamic joins

  return 0;
}