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Add test triggered by #604

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This commit is contained in:
Roland Bock 2024-09-28 10:10:40 +02:00
parent 38fca31790
commit 0341d56075
2 changed files with 10 additions and 1 deletions
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2
include/sqlpp11/core/to_sql_string.h
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@ -256,6 +256,8 @@ namespace sqlpp
template <typename T, typename Context>
auto operand_to_sql_string(Context& context, const T& t) -> std::string
{
#warning: For expressions with dynamic components this needs to be dynamic, e.g.
#warning: `A and dynamic(false, B)` would require parenthesis if and only if A requires parentheses
if (requires_parentheses<T>::value)
{
return "(" + to_sql_string(context, t) + ")";

9
tests/core/serialize/operator/logical_expression.cpp
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@ -62,7 +62,7 @@ int main(int, char* [])
// NOT is not chained gracefully, but hey, don't do that anyways.
SQLPP_COMPARE(not not not val, "NOT (NOT (NOT 1))");
// Operands are enclosed in parenheses where required or completely dropped if inactive
// Operands are enclosed in parentheses where required or completely dropped if inactive
SQLPP_COMPARE(val and dynamic(true, val), "1 AND 1");
SQLPP_COMPARE(val and dynamic(true, expr), "1 AND (17 > 15)");
SQLPP_COMPARE(expr and dynamic(true, val), "(17 > 15) AND 1");
@ -90,5 +90,12 @@ int main(int, char* [])
SQLPP_COMPARE(val or dynamic(true, val) or expr, "1 OR 1 OR (17 > 15)");
SQLPP_COMPARE(val or dynamic(false, val) or expr, "1 OR (17 > 15)");
// More complex expressions
SQLPP_COMPARE((val and dynamic(true, expr)) or dynamic(true, val), "(1 AND (17 > 15)) OR 1");
#warning: Remove paretheses!
SQLPP_COMPARE((val and dynamic(false, expr)) or dynamic(true, val), "(1) OR 1");
SQLPP_COMPARE((val and dynamic(true, expr)) or dynamic(false, val), "1 AND (17 > 15)");
SQLPP_COMPARE((val and dynamic(false, expr)) or dynamic(false, val), "1")
return 0;
}