// Copyright 2014 The Kyua Authors.
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//
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#include "model/test_result.hpp"

#include "utils/format/macros.hpp"
#include "utils/sanity.hpp"
#include "utils/text/operations.ipp"

namespace text = utils::text;


/// Constructs a base result.
///
/// \param type_ The type of the result.
/// \param reason_ The reason explaining the result, if any.  It is OK for this
///     to be empty, which is actually the default.
model::test_result::test_result(const test_result_type type_,
                                const std::string& reason_) :
    _type(type_),
    _reason(reason_)
{
}


/// Returns the type of the result.
///
/// \return A result type.
model::test_result_type
model::test_result::type(void) const
{
    return _type;
}


/// Returns the reason explaining the result.
///
/// \return A textual reason, possibly empty.
const std::string&
model::test_result::reason(void) const
{
    return _reason;
}


/// True if the test case result has a positive connotation.
///
/// \return Whether the test case is good or not.
bool
model::test_result::good(void) const
{
    switch (_type) {
    case test_result_expected_failure:
    case test_result_passed:
    case test_result_skipped:
        return true;

    case test_result_broken:
    case test_result_failed:
        return false;
    }
    UNREACHABLE;
}


/// Equality comparator.
///
/// \param other The test result to compare to.
///
/// \return True if the other object is equal to this one, false otherwise.
bool
model::test_result::operator==(const test_result& other) const
{
    return _type == other._type && _reason == other._reason;
}


/// Inequality comparator.
///
/// \param other The test result to compare to.
///
/// \return True if the other object is different from this one, false
/// otherwise.
bool
model::test_result::operator!=(const test_result& other) const
{
    return !(*this == other);
}


/// Injects the object into a stream.
///
/// \param output The stream into which to inject the object.
/// \param object The object to format.
///
/// \return The output stream.
std::ostream&
model::operator<<(std::ostream& output, const test_result& object)
{
    std::string result_name;
    switch (object.type()) {
    case test_result_broken: result_name = "broken"; break;
    case test_result_expected_failure: result_name = "expected_failure"; break;
    case test_result_failed: result_name = "failed"; break;
    case test_result_passed: result_name = "passed"; break;
    case test_result_skipped: result_name = "skipped"; break;
    }
    const std::string& reason = object.reason();
    if (reason.empty()) {
        output << F("model::test_result{type=%s}")
            % text::quote(result_name, '\'');
    } else {
        output << F("model::test_result{type=%s, reason=%s}")
            % text::quote(result_name, '\'') % text::quote(reason, '\'');
    }
    return output;
}