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Implements validation of variable's data (3)...
Implements validation of variable's data (3) Checks for data holes
Alexandre Leroux - - Load All Authors

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FuzzingValidators.cpp
200 lines | 7.2 KiB | text/x-c | CppLexer
/ plugins / amda / tests / FuzzingValidators.cpp
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Alexandre Leroux
Creates validator interface
 r1226 #include "FuzzingValidators.h"
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Implements validation of variable's data (2)...
 r1232 #include "FuzzingDefs.h"
#include <Data/DataSeries.h>
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 r1231 #include <Variable/Variable.h>
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 r1226
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 r1227 #include <QTest>
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 r1226 #include <functional>
Q_LOGGING_CATEGORY(LOG_FuzzingValidators, "FuzzingValidators")
namespace {
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 r1231 // ////////////// //
// DATA VALIDATOR //
// ////////////// //
/// Singleton used to validate data of a variable
class DataValidatorHelper {
public:
/// @return the single instance of the helper
static DataValidatorHelper &instance();
virtual ~DataValidatorHelper() noexcept = default;
virtual void validate(const VariableState &variableState) const = 0;
};
/**
* Default implementation of @sa DataValidatorHelper
*/
class DefaultDataValidatorHelper : public DataValidatorHelper {
public:
void validate(const VariableState &variableState) const override
{
Q_UNUSED(variableState);
qCWarning(LOG_FuzzingValidators()).noquote() << "Checking variable's data... WARN: no data "
"verification is available for this server";
}
};
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 r1233 /// Data resolution in local server's files
const auto LOCALHOST_SERVER_RESOLUTION = 4;
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 r1231 /**
* Implementation of @sa DataValidatorHelper for the local AMDA server
*/
class LocalhostServerDataValidatorHelper : public DataValidatorHelper {
public:
void validate(const VariableState &variableState) const override
{
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 r1232 // Don't check data for null variable
if (!variableState.m_Variable || variableState.m_Range == INVALID_RANGE) {
return;
}
auto message = "Checking variable's data...";
auto toDateString = [](double value) { return DateUtils::dateTime(value).toString(); };
// Checks that data are defined
auto variableDataSeries = variableState.m_Variable->dataSeries();
if (variableDataSeries == nullptr && variableState.m_Range != INVALID_RANGE) {
qCInfo(LOG_FuzzingValidators()).noquote()
<< message << "FAIL: the variable has no data while a range is defined";
QFAIL("");
}
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Implements validation of variable's data (3)...
 r1233 auto dataIts = variableDataSeries->xAxisRange(variableState.m_Range.m_TStart,
variableState.m_Range.m_TEnd);
// Checks that the data are well defined in the range:
// - there is at least one data
// - the data are consistent (no data holes)
if (std::distance(dataIts.first, dataIts.second) == 0) {
qCInfo(LOG_FuzzingValidators()).noquote()
<< message << "FAIL: the variable has no data";
QFAIL("");
}
auto firstXAxisData = dataIts.first->x();
auto lastXAxisData = (dataIts.second - 1)->x();
if (std::abs(firstXAxisData - variableState.m_Range.m_TStart) > LOCALHOST_SERVER_RESOLUTION
|| std::abs(lastXAxisData - variableState.m_Range.m_TEnd)
> LOCALHOST_SERVER_RESOLUTION) {
qCInfo(LOG_FuzzingValidators()).noquote()
<< message << "FAIL: the data in the defined range are inconsistent (data hole "
"found at the beginning or the end)";
QFAIL("");
}
auto dataHoleIt = std::adjacent_find(
dataIts.first, dataIts.second, [](const auto &it1, const auto &it2) {
/// @todo: validate resolution
return std::abs(it1.x() - it2.x()) > 2 * (LOCALHOST_SERVER_RESOLUTION - 1);
});
if (dataHoleIt != dataIts.second) {
qCInfo(LOG_FuzzingValidators()).noquote()
<< message << "FAIL: the data in the defined range are inconsistent (data hole "
"found between times "
<< toDateString(dataHoleIt->x()) << "and " << toDateString((dataHoleIt + 1)->x())
<< ")";
QFAIL("");
}
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 r1231 }
};
/// Creates the @sa DataValidatorHelper according to the server passed in parameter
std::unique_ptr<DataValidatorHelper> createDataValidatorInstance(const QString &server)
{
if (server == QString{"localhost"}) {
return std::make_unique<LocalhostServerDataValidatorHelper>();
}
else {
return std::make_unique<DefaultDataValidatorHelper>();
}
}
DataValidatorHelper &DataValidatorHelper::instance()
{
// Creates instance depending on the SCIQLOP_AMDA_SERVER value at compile time
static auto instance = createDataValidatorInstance(SCIQLOP_AMDA_SERVER);
return *instance;
}
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 r1230 // /////////////// //
// RANGE VALIDATOR //
// /////////////// //
/**
* Checks that a range of a variable matches the expected range passed as a parameter
* @param variable the variable for which to check the range
* @param expectedRange the expected range
* @param getVariableRangeFun the function to retrieve the range from the variable
* @remarks if the variable is null, checks that the expected range is the invalid range
*/
void validateRange(std::shared_ptr<Variable> variable, const SqpRange &expectedRange,
std::function<SqpRange(const Variable &)> getVariableRangeFun)
{
auto compare = [](const auto &range, const auto &expectedRange, const auto &message) {
if (range == expectedRange) {
qCInfo(LOG_FuzzingValidators()).noquote() << message << "OK";
}
else {
qCInfo(LOG_FuzzingValidators()).noquote()
<< message << "FAIL (current range:" << range
<< ", expected range:" << expectedRange << ")";
QFAIL("");
}
};
if (variable) {
compare(getVariableRangeFun(*variable), expectedRange, "Checking variable's range...");
}
else {
compare(INVALID_RANGE, expectedRange, "Checking that there is no range set...");
}
}
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Creates validator interface
 r1226 /**
* Default implementation of @sa IFuzzingValidator. This validator takes as parameter of its
* construction a function of validation which is called in the validate() method
*/
class FuzzingValidator : public IFuzzingValidator {
public:
/// Signature of a validation function
using ValidationFunction = std::function<void(const VariableState &variableState)>;
explicit FuzzingValidator(ValidationFunction fun) : m_Fun(std::move(fun)) {}
void validate(const VariableState &variableState) const override { m_Fun(variableState); }
private:
ValidationFunction m_Fun;
};
} // namespace
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 r1227
std::unique_ptr<IFuzzingValidator> FuzzingValidatorFactory::create(FuzzingValidatorType type)
{
switch (type) {
case FuzzingValidatorType::DATA:
return std::make_unique<FuzzingValidator>([](const VariableState &variableState) {
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 r1231 DataValidatorHelper::instance().validate(variableState);
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 r1227 });
case FuzzingValidatorType::RANGE:
return std::make_unique<FuzzingValidator>([](const VariableState &variableState) {
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 r1230 auto getVariableRange = [](const Variable &variable) { return variable.range(); };
validateRange(variableState.m_Variable, variableState.m_Range, getVariableRange);
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 r1227 });
default:
// Default case returns invalid validator
break;
}
// Invalid validator
return std::make_unique<FuzzingValidator>(
[](const VariableState &) { QFAIL("Invalid validator"); });
}