expect_error.hpp

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#ifndef SCRAN_TESTS_EXPECT_ERROR_HPP
#define SCRAN_TESTS_EXPECT_ERROR_HPP
 
#include <gtest/gtest.h>
#include <string>
 
namespace scran_tests {
 
template<typename Function_>
void expect_error(Function_ fun, std::string match) {
    bool failed = false;
    std::string msg;
 
    try {
        fun();
    } catch(std::exception& e) {
        failed = true;
        msg = e.what();
    }
 
    ASSERT_TRUE(failed) << "function did not throw an exception with message '" << match << "'";
    ASSERT_TRUE(msg.find(match) != std::string::npos) << "function did not throw an exception with message '" << match << "'";
}
 
}
 
#endif