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port error check test from fortran wrapper to c-library interface test

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This commit is contained in:
Axel Kohlmeyer
2022-10-04 09:27:52 -04:00
parent b0e3c2a440
commit 74705c8111
1 changed files with 27 additions and 0 deletions
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27
unittest/c-library/test_library_properties.cpp
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@ -434,6 +434,33 @@ TEST_F(LibraryProperties, neighlist)
}
};
TEST_F(LibraryProperties, has_error)
{
// need errors to throw exceptions to be able to intercept them.
if (!lammps_config_has_exceptions()) GTEST_SKIP();
EXPECT_EQ(lammps_has_error(lmp), 0);
// trigger an error, but hide output
::testing::internal::CaptureStdout();
lammps_command(lmp, "this_is_not_a_known_command");
::testing::internal::GetCapturedStdout();
EXPECT_EQ(lammps_has_error(lmp), 1);
// retrieve error message
char errmsg[1024];
int err = lammps_get_last_error_message(lmp, errmsg, 1024);
EXPECT_EQ(err, 1);
EXPECT_THAT(errmsg, HasSubstr("ERROR: Unknown command: this_is_not_a_known_command"));
// retrieving the error message clear the error status
EXPECT_EQ(lammps_has_error(lmp), 0);
err = lammps_get_last_error_message(lmp, errmsg, 1024);
EXPECT_EQ(err, 0);
EXPECT_THAT(errmsg, StrEq(""));
};
class AtomProperties : public ::testing::Test {
protected:
void *lmp;