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#ifndef __HAYAI_TESTDESCRIPTOR
#define __HAYAI_TESTDESCRIPTOR
#include <cstring>
#include <sstream>
#include <string>
#include <vector>
#include "hayai_test.hpp"
#include "hayai_test_factory.hpp"
namespace hayai
{
/// Parameter declaration.
/// Describes parameter type and name.
class TestParameterDescriptor
{
public:
TestParameterDescriptor(std::string declaration,
std::string value)
: Declaration(declaration),
Value(value)
{
}
/// Declaration.
std::string Declaration;
/// Value.
std::string Value;
};
/// Test parameters descriptor.
class TestParametersDescriptor
{
private:
/// Quoting state.
enum QuotingState
{
/// Unquoted.
Unquoted,
/// Single quoted.
SingleQuoted,
/// Double quoted.
DoubleQuoted
};
/// Trimmed string.
/// @param start Start character.
/// @param end Character one position beyond end.
inline static std::string TrimmedString(const char* start,
const char* end)
{
while (start < end)
{
if ((*start == ' ') ||
(*start == '\r') ||
(*start == '\n') ||
(*start == '\t'))
++start;
else
break;
}
while (end > start)
{
const char c = *(end - 1);
if ((c != ' ') &&
(c != '\r') &&
(c != '\n') &&
(c != '\t'))
break;
--end;
}
return std::string(start, std::string::size_type(end - start));
}
/// Parse comma separated parentherized value.
/// @param separated Separated values as "(..[, ..])".
/// @returns the individual values with white space trimmed.
static std::vector<std::string>
ParseCommaSeparated(const char* separated)
{
std::vector<std::string> result;
if (*separated)
++separated;
while ((*separated) && (*separated != ')'))
{
std::size_t escapeCounter = 0;
const char* start = separated;
QuotingState state = Unquoted;
bool escaped = false;
while (*separated)
{
const char c = *separated++;
if (state == Unquoted)
{
if ((c == '"') || (c == '\''))
{
state = (c == '"' ? DoubleQuoted : SingleQuoted);
escaped = false;
}
else if ((c == '<') ||
(c == '(') ||
(c == '[') ||
(c == '{'))
++escapeCounter;
else if ((escapeCounter) &&
((c == '>') ||
(c == ')') ||
(c == ']') ||
(c == '}')))
--escapeCounter;
else if ((!escapeCounter) &&
((c == ',') || (c == ')')))
{
result.push_back(TrimmedString(start,
separated - 1));
break;
}
}
else
{
if (escaped)
escaped = false;
else if (c == '\\')
escaped = true;
else if (c == (state == DoubleQuoted ? '"' : '\''))
state = Unquoted;
}
}
}
return result;
}
/// Parse parameter declaration.
/// @param raw Raw declaration.
TestParameterDescriptor ParseDescriptor(const std::string& raw)
{
const char* position = raw.c_str();
// Split the declaration into its declaration and its default
// type.
const char* equalPosition = NULL;
std::size_t escapeCounter = 0;
QuotingState state = Unquoted;
bool escaped = false;
while (*position)
{
const char c = *position++;
if (state == Unquoted)
{
if ((c == '"') || (c == '\''))
{
state = (c == '"' ? DoubleQuoted : SingleQuoted);
escaped = false;
}
else if ((c == '<') ||
(c == '(') ||
(c == '[') ||
(c == '{'))
++escapeCounter;
else if ((escapeCounter) &&
((c == '>') ||
(c == ')') ||
(c == ']') ||
(c == '}')))
--escapeCounter;
else if ((!escapeCounter) &&
(c == '='))
{
equalPosition = position;
break;
}
}
else
{
if (escaped)
escaped = false;
else if (c == '\\')
escaped = true;
else if (c == (state == DoubleQuoted ? '"' : '\''))
state = Unquoted;
}
}
// Construct the parameter descriptor.
if (equalPosition)
{
const char* start = raw.c_str();
const char* end = start + raw.length();
return TestParameterDescriptor(
std::string(TrimmedString(start,
equalPosition - 1)),
std::string(TrimmedString(equalPosition,
end))
);
}
else
return TestParameterDescriptor(raw, std::string());
}
public:
TestParametersDescriptor()
{
}
TestParametersDescriptor(const char* rawDeclarations,
const char* rawValues)
{
// Parse the declarations.
std::vector<std::string> declarations =
ParseCommaSeparated(rawDeclarations);
for (std::vector<std::string>::const_iterator it =
declarations.begin();
it != declarations.end();
++it)
_parameters.push_back(ParseDescriptor(*it));
// Parse the values.
std::vector<std::string> values = ParseCommaSeparated(rawValues);
std::size_t
straightValues = (_parameters.size() > values.size() ?
values.size() :
_parameters.size()),
variadicValues = 0;
if (values.size() > _parameters.size())
{
if (straightValues > 0)
--straightValues;
variadicValues = values.size() - _parameters.size() + 1;
}
for (std::size_t i = 0; i < straightValues; ++i)
_parameters[i].Value = values[i];
if (variadicValues)
{
std::stringstream variadic;
for (std::size_t i = 0; i < variadicValues; ++i)
{
if (i)
variadic << ", ";
variadic << values[straightValues + i];
}
_parameters[_parameters.size() - 1].Value = variadic.str();
}
}
inline const std::vector<TestParameterDescriptor>& Parameters() const
{
return _parameters;
}
private:
std::vector<TestParameterDescriptor> _parameters;
};
/// Test descriptor.
class TestDescriptor
{
public:
/// Initialize a new test descriptor.
/// @param fixtureName Name of the fixture.
/// @param testName Name of the test.
/// @param runs Number of runs for the test.
/// @param iterations Number of iterations per run.
/// @param testFactory Test factory implementation for the test.
/// @param parameters Parametrized test parameters.
TestDescriptor(const char* fixtureName,
const char* testName,
std::size_t runs,
std::size_t iterations,
TestFactory* testFactory,
TestParametersDescriptor parameters,
bool isDisabled = false)
: FixtureName(fixtureName),
TestName(testName),
CanonicalName(std::string(fixtureName) + "." + testName),
Runs(runs),
Iterations(iterations),
Factory(testFactory),
Parameters(parameters),
IsDisabled(isDisabled)
{
}
/// Dispose of a test descriptor.
~TestDescriptor()
{
delete this->Factory;
}
/// Fixture name.
std::string FixtureName;
/// Test name.
std::string TestName;
/// Canonical name.
/// As: <FixtureName>.<TestName>.
std::string CanonicalName;
/// Test runs.
std::size_t Runs;
/// Iterations per test run.
std::size_t Iterations;
/// Test factory.
TestFactory* Factory;
/// Parameters for parametrized tests
TestParametersDescriptor Parameters;
/// Disabled.
bool IsDisabled;
};
}
#endif
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