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/*******************************************************************\
Module: Unit tests for goto_program::validate
Author: Diffblue Ltd.
\*******************************************************************/
#include <util/bitvector_types.h>
#include <util/namespace.h>
#include <util/symbol_table.h>
#include <goto-programs/goto_function.h>
#include <testing-utils/use_catch.h>
SCENARIO(
"Validation of well-formed declaration codes",
"[core][goto-programs][validate]")
{
GIVEN("A program with one declaration")
{
symbol_tablet symbol_table;
const signedbv_typet type1(32);
symbolt fun_symbol;
irep_idt fun_name = "foo";
fun_symbol.name = fun_name;
symbolt var_symbol{"a", type1, irep_idt{}};
symbol_exprt var_a = var_symbol.symbol_expr();
goto_functiont goto_function;
goto_function.body.add(goto_programt::make_decl(var_a));
symbol_table.insert(fun_symbol);
WHEN("Declaring known symbol")
{
symbol_table.insert(var_symbol);
const namespacet ns(symbol_table);
THEN("The consistency check succeeds")
{
goto_function.body.validate(ns, validation_modet::INVARIANT);
REQUIRE(true);
}
}
WHEN("Declaring unknown symbol")
{
const namespacet ns(symbol_table);
THEN("The consistency check fails")
{
REQUIRE_THROWS_AS(
goto_function.body.validate(ns, validation_modet::EXCEPTION),
incorrect_goto_program_exceptiont);
}
}
}
}
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