Files
OpenSpace/include/openspace/documentation/verifier.h
Alexander Bock bf16c76add Feature/opengldebug (#290)
* Add InLIstVerifier

* Initial implementation of OpenGL debug messages

* Moving functionality into Ghoul

* Compile fix

* Update Ghoul repository
Make use of the moved OpenGL debug functions

* Update Ghoul to fix GCC and Clang compiler errors

* Add unit test for IntListVerifier
2017-04-18 14:29:23 -04:00

1162 lines
52 KiB
C++

/*****************************************************************************************
* *
* OpenSpace *
* *
* Copyright (c) 2014-2017 *
* *
* Permission is hereby granted, free of charge, to any person obtaining a copy of this *
* software and associated documentation files (the "Software"), to deal in the Software *
* without restriction, including without limitation the rights to use, copy, modify, *
* merge, publish, distribute, sublicense, and/or sell copies of the Software, and to *
* permit persons to whom the Software is furnished to do so, subject to the following *
* conditions: *
* *
* The above copyright notice and this permission notice shall be included in all copies *
* or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, *
* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A *
* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT *
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF *
* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE *
* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
****************************************************************************************/
#ifndef __OPENSPACE_CORE___VERIFIER___H__
#define __OPENSPACE_CORE___VERIFIER___H__
#include <openspace/documentation/documentation.h>
#include <ghoul/glm.h>
#include <functional>
#include <type_traits>
namespace openspace {
namespace documentation {
/**
* The base class of all Verifier%s. Each object must have an Verifier::operator()
* overload, that performs the actual testing of the key inside the passed
* ghoul::Dictionary and return a TestResult. The Verifier::type method returns a
* human-readable representation of the type that is expected by the concret subclass of
* Verifier. Furthermore, the Verifier::documentation method returns a human-readable
* description of the Verifier subclass and what it tests for.
*/
struct Verifier {
virtual ~Verifier() = default;
/**
* This method tests whether the \p key contained in the \p dictionary adheres to
* whatever the concrete Verifer needs to test. The actual testing depends on the
* concrete subclass and can range from type testing (for example IntVerifier or
* StringVerifier) to more complex testing (for example DoubleInRangeVerifier or
* TableVerifier).
* \param dictionary The dictionary that contains the \p key which is to be tested by
* this Verifier
* \param key The key inside the \p dictionary that is to be tested
* \return A TestResult struct that contains information about whether the key adheres
* to the demands of the specific Verifier. If it does not, TestResult::offenders will
* either contain \p key or, in the case of a TableVerifier, a list of all offending
* subkeys as fully qualified names.
* \post If the return values' TestResult::success is \c true, its
* TestResult::offenders is empty
*/
virtual TestResult operator()(const ghoul::Dictionary& dictionary,
const std::string& key) const = 0;
/**
* This method returns a human-readable string describing the type of object that is
* handled by the Verifier subclass. This is only used for generating a human-readable
* documentation and description of a Documenation object.
* \return A human-readable string describing the type of object for the Verifier
* \post The return value is not empty
*/
virtual std::string type() const = 0;
/**
* This method returns a human-readable string describing the tests that the concrete
* Verifier subclass implements. This is only used for generating a human-readable
* documentation and description of a Documentation object.
* \return A human-readable string describing the tests that are performed by the
* Verifier
* \post The return value is not empty
*/
virtual std::string documentation() const = 0;
};
//----------------------------------------------------------------------------------------
// General verifiers
//----------------------------------------------------------------------------------------
/**
* The base class Verifier for all Verifier%s that have to test against a specific value
* type. This Verifier tests whether a given key exists and whether it has the same type
* as the template parameter \c T.
* \tparam T The type against which the key's value is tested
*/
template <typename T>
struct TemplateVerifier : public Verifier {
using Type = T;
/**
* Tests whether the \p key contained in the ghoul::Dictionary \p dictionary exists
* and has the same type as \c T.
* \param dictionary The ghoul::Dictionary that contains the \p key to be tested
* \param key The key inside the \p dictinoary that is to be tested
* \return A TestResult that contains the information whether the \p key exists in the
* \p dictionary and whether the key's value's type agrees with \c T.
* \post The return values' TestResult::success is either \c true and
* TestResult::offenders is empty, or it is \c false and TestResult::offenders
* contains \p key
*/
TestResult operator()(const ghoul::Dictionary& dictionary,
const std::string& key) const override;
std::string documentation() const override;
};
/**
* A Verifier that checks whether a given key inside a ghoul::Dictionary is of type
* \c bool. No implicit conversion is considered in this testing.
*/
struct BoolVerifier : public TemplateVerifier<bool> {
std::string type() const override;
};
/**
* A Verifier that checks whether a given key inside a ghoul::Dictionary is of type
* \c double. No implicit conversion is considered in this testing.
*/
struct DoubleVerifier : public TemplateVerifier<double> {
std::string type() const override;
};
/**
* A Verifier that checks whether a given key inside a ghoul::Dictionary is of type
* \c int. It will also return \c true if the key's value is of type \c double, but is a
* integer value (for example, <code>0.0</code>, <code>12.0</code>, but not
* <code>0.5</code>).
*/
struct IntVerifier : public TemplateVerifier<int> {
TestResult operator()(const ghoul::Dictionary& dict,
const std::string& key) const override;
std::string type() const override;
};
/**
* A Verifier that checks whether a given key inside a ghoul::Dictionary is of type
* <code>std::string</code>. No implicit conversion is considered in this testing.
*/
struct StringVerifier : public TemplateVerifier<std::string> {
std::string type() const override;
};
/**
* A Verifier that checks whether a given key inside a ghoul::Dictionary is another
* ghoul::Dictionary. The constructor takes a list of DocumentationEntry%s, which are used
* recursively to check the contained table. If this list is empty, a simple type testing
* is performed instead. If the testing finds any offending keys, it will return those keys
* with fully qualified names, that is, the name of the table will be prepended to the
* offending keys. Example: If the key \c Table is tested and a passed DocumentationEntry
* checks for a nested key \c a and this does not comply, this Verifier will return
* <code>Table.a</code> as an offender.
*/
struct TableVerifier : public TemplateVerifier<ghoul::Dictionary> {
/**
* This constructor takes a list of DocumentationEntry%s that are used recursively to
* check the table (= ghoul::Dictionary) contained in the key's value. Similar to the
* Documentation, these DocumentationEntry%s can be Exhaustive or not.
* \param documentationEntries The DocumentationEntry%s that are used to recursively
* test the ghoul::Dictionary that is contained inside. If this list is empty, only a
* type check is performed
* \param exhaustive Whether the DocumentationEntry%s contained in
* \p documentationEntries completely describe the contained table or whether
* additional keys are allowed
*/
TableVerifier(std::vector<DocumentationEntry> documentationEntries = {},
Exhaustive exhaustive = Exhaustive::No);
/**
* Checks whether the \p key%'s value is a table (= ghoul::Dictionary) and (if
* provided) recursively checks whether the table adheres to the DocumentationEntry%s
* provided in the constructor. If the testing finds any offending keys, it will
* return those keys with fully qualified names, that is, the name of the table will
* be prepended to the offending keys.
* \param dictionary The ghoul::Dictionary that is to be tested for the \p key
* \param key The key for which the \p dictionary is tested
* \return A TestResult containing the results of the testing. If DocumentationEntry%s
* were specified in the constructor and one of those values find an offending key
* inside the table, it's name will be returned with a fully qualified name by
* prepending the name (= \key) of the table.
*/
TestResult operator()(const ghoul::Dictionary& dictionary,
const std::string& key) const override;
std::string type() const override;
/// The documentations passed in the constructor
std::vector<DocumentationEntry> documentations;
/// Flag that specifies whether the TableVerifier::documentation exhaustively
/// describes the table or whether additional keys are allowed
Exhaustive exhaustive;
};
/**
* A Verifier that checks whether all values contained in a Table are of type \c string.
*/
struct StringListVerifier : public TableVerifier {
/**
* Constructor for a StringListVerifier.
* \param elementDocumentation The documentation for each string in the list
*/
StringListVerifier(std::string elementDocumentation = "");
std::string type() const override;
};
/**
* A Verifier that checks whether all values contained in a Table are of type \c int.
*/
struct IntListVerifier : public TableVerifier {
/**
* Constructor for a IntListVerifier.
* \param elementDocumentation The documentation for each string in the list
*/
IntListVerifier(std::string elementDocumentation = "");
std::string type() const override;
};
//----------------------------------------------------------------------------------------
// Vector verifiers
//----------------------------------------------------------------------------------------
/**
* This struct is the base class for all Verifier%s that check for \c glm vector types.
* The template parameter for the subclasses is the containing type, not the full vector
* type. For example to check for <code>glm::dvec3</code>, one would create a
* <code>Vector3Verifier<double></code>.
*/
struct VectorVerifier {};
/**
* This Verifier checks whether the value is of type <code>glm::tvec2<T></code>
*/
template <typename T>
struct Vector2Verifier : public TemplateVerifier<glm::tvec2<T>>, public VectorVerifier {
std::string type() const override;
};
/**
* This Verifier checks whether the value is of type <code>glm::tvec3<T></code>
*/
template <typename T>
struct Vector3Verifier : public TemplateVerifier<glm::tvec3<T>>, public VectorVerifier {
std::string type() const override;
};
/**
* This Verifier checks whether the value is of type <code>glm::tvec4<T></code>
*/
template <typename T>
struct Vector4Verifier : public TemplateVerifier<glm::tvec4<T>>, public VectorVerifier {
std::string type() const override;
};
//----------------------------------------------------------------------------------------
// Matrix verifiers
//----------------------------------------------------------------------------------------
/**
* This struct is the base class for all Verifier%s that check for \c glm matrix types.
* The template parameter for the subclasses is the containing type, not the full matrix
* type. For example to check for <code>glm::dmat4x3</code>, one would create a
* <code>Matrix4x3Verifier<double></code>.
*/
struct MatrixVerifier {};
/**
* This Verifier checks whether the value is of type <code>glm::mat2x2<T></code>
*/
template <typename T>
struct Matrix2x2Verifier :
public TemplateVerifier<glm::tmat2x2<T>>, public MatrixVerifier
{
std::string type() const override;
};
/**
* This Verifier checks whether the value is of type <code>glm::mat2x3<T></code>
*/
template <typename T>
struct Matrix2x3Verifier :
public TemplateVerifier<glm::tmat2x3<T>>, public MatrixVerifier {
std::string type() const override;
};
/**
* This Verifier checks whether the value is of type <code>glm::mat2x4<T></code>
*/
template <typename T>
struct Matrix2x4Verifier :
public TemplateVerifier<glm::tmat2x4<T>>, public MatrixVerifier {
std::string type() const override;
};
/**
* This Verifier checks whether the value is of type <code>glm::mat3x2<T></code>
*/
template <typename T>
struct Matrix3x2Verifier :
public TemplateVerifier<glm::tmat3x2<T>>, public MatrixVerifier {
std::string type() const override;
};
/**
* This Verifier checks whether the value is of type <code>glm::mat3x3<T></code>
*/
template <typename T>
struct Matrix3x3Verifier :
public TemplateVerifier<glm::tmat3x3<T>>, public MatrixVerifier {
std::string type() const override;
};
/**
* This Verifier checks whether the value is of type <code>glm::mat3x4<T></code>
*/
template <typename T>
struct Matrix3x4Verifier :
public TemplateVerifier<glm::tmat3x4<T>>, public MatrixVerifier {
std::string type() const override;
};
/**
* This Verifier checks whether the value is of type <code>glm::mat4x2<T></code>
*/
template <typename T>
struct Matrix4x2Verifier :
public TemplateVerifier<glm::tmat4x2<T>>, public MatrixVerifier {
std::string type() const override;
};
/**
* This Verifier checks whether the value is of type <code>glm::mat4x3<T></code>
*/
template <typename T>
struct Matrix4x3Verifier :
public TemplateVerifier<glm::tmat4x3<T>>, public MatrixVerifier {
std::string type() const override;
};
/**
* This Verifier checks whether the value is of type <code>glm::mat4x4<T></code>
*/
template <typename T>
struct Matrix4x4Verifier :
public TemplateVerifier<glm::tmat4x4<T>>, public MatrixVerifier {
std::string type() const override;
};
//----------------------------------------------------------------------------------------
// Operator verifiers
//----------------------------------------------------------------------------------------
/**
* This is the abstract base class of all binary operator-based verifiers. This class
* takes two template parameters. The first is the Verifier that one would use to only
* check for the type of the object, for example IntVerifier. The second argument is a
* function object that has its <code>operator()</code> function overloaded and returns a
* boolean value. In these cases, the \c std function objects <code>std::less</code>,
* <code>std::equal_to</code>, etc are used.
*
* This verifier will apply the \c Operator to the stored value and the incoming value
* (after type checking) and will check if the \c Operator returns \c true or \c false.
* The incoming value is used as the first argument and the stored value as the second
* argument to the \c Operator. If the type checking fails, the offense reason
* TestResult::Offense::Reason::WrongType is returned. If the \c Operator fails, the
* reason TestResult::Offense::Verification is returned instead.
*/
template <typename T, typename Operator>
struct OperatorVerifier : public T {
/**
* Constructor for an OperatorVerifier. As all operators need to compare the incoming
* value to a stored value, we require the comparison \p value to be passed in here.
* \param value The value against which the tested value is compared using the
* \c Operator
*/
OperatorVerifier(typename T::Type value);
/**
* First checks whether the \p dictionary contains the passed \p key and whether the
* \p key%'s value is correct using the template paramater \c T as a verifier. Then,
* the \p key%'s value is checked against the stored OperatorVerifier::value using the
* \c Operator.
* \param dictionary The ghoul::Dictionary that contains the \p key to be tested
* \param key The key inside the \p dictinoary that is to be tested
* \return A TestResult containing the results of the specification testing. If the
* \p key%'s value has the wrong type, it will be added to the TestResult's offense
* list with the reason TestResult::Offense::Reason::WrongType; if the \c Operator
* returns false, it will be added with the reason TestResult::Offense::Verification
* instead.
*/
TestResult operator()(const ghoul::Dictionary& dictionary,
const std::string& key) const override;
/// The stored value which is passed to the \c Operator as a second argument
typename T::Type value;
};
/**
* This Verifier checks whether the incoming value is strictly smaller than the stored
* value. Due to the operator type restrictions, \c T cannot be a subclass of (or the same
* as) BoolVerifier, StringVerifier, TableVerifier, or VectorVerifier.
*/
template <typename T>
struct LessVerifier : public OperatorVerifier<T, std::less<typename T::Type>> {
static_assert(
!std::is_base_of<BoolVerifier, T>::value,
"T cannot be BoolVerifier"
);
static_assert(
!std::is_base_of<StringVerifier, T>::value,
"T cannot be StringVerifier"
);
static_assert(
!std::is_base_of<TableVerifier, T>::value,
"T cannot be TableVerifier"
);
static_assert(
!std::is_base_of<VectorVerifier, T>::value,
"T cannot be VectorVerifier"
);
using OperatorVerifier<T, std::less<typename T::Type>>::OperatorVerifier;
std::string documentation() const;
using OperatorVerifier<T, std::less<typename T::Type>>::value;
};
/**
* This Verifier checks whether the incoming value is smaller than or equal to the stored
* value. Due to the operator type restrictions, \c T cannot be a subclass of (or the same
* as) BoolVerifier, StringVerifier, TableVerifier, or VectorVerifier.
*/
template <typename T>
struct LessEqualVerifier : public OperatorVerifier<T, std::less_equal<typename T::Type>> {
static_assert(
!std::is_base_of<BoolVerifier, T>::value,
"T cannot be BoolVerifier"
);
static_assert(
!std::is_base_of<StringVerifier, T>::value,
"T cannot be StringVerifier"
);
static_assert(
!std::is_base_of<TableVerifier, T>::value,
"T cannot be TableVerifier"
);
static_assert(
!std::is_base_of<VectorVerifier, T>::value,
"T cannot be VectorVerifier"
);
using OperatorVerifier<T, std::less_equal<typename T::Type>>::OperatorVerifier;
std::string documentation() const override;
using OperatorVerifier<T, std::less_equal<typename T::Type>>::value;
};
/**
* This Verifier checks whether the incoming value is strictly greater than the stored
* value. Due to the operator type restrictions, \c T cannot be a subclass of (or the same
* as) BoolVerifier, StringVerifier, TableVerifier, or VectorVerifier.
*/
template <typename T>
struct GreaterVerifier : public OperatorVerifier<T, std::greater<typename T::Type>> {
static_assert(
!std::is_base_of<BoolVerifier, T>::value,
"T cannot be BoolVerifier"
);
static_assert(
!std::is_base_of<StringVerifier, T>::value,
"T cannot be StringVerifier"
);
static_assert(
!std::is_base_of<TableVerifier, T>::value,
"T cannot be TableVerifier"
);
static_assert(
!std::is_base_of<VectorVerifier, T>::value,
"T cannot be VectorVerifier"
);
using OperatorVerifier<T, std::greater<typename T::Type>>::OperatorVerifier;
std::string documentation() const override;
using OperatorVerifier<T, std::greater<typename T::Type>>::value;
};
/**
* This Verifier checks whether the incoming value is greater than or equal to the stored
* value. Due to the operator type restrictions, \c T cannot be a subclass of (or the same
* as) BoolVerifier, StringVerifier, TableVerifier, or VectorVerifier.
*/
template <typename T>
struct GreaterEqualVerifier : public OperatorVerifier<T, std::greater_equal<typename T::Type>> {
static_assert(
!std::is_base_of<BoolVerifier, T>::value,
"T cannot be BoolVerifier"
);
static_assert(
!std::is_base_of<StringVerifier, T>::value,
"T cannot be StringVerifier"
);
static_assert(
!std::is_base_of<TableVerifier, T>::value,
"T cannot be TableVerifier"
);
static_assert(
!std::is_base_of<VectorVerifier, T>::value,
"T cannot be VectorVerifier"
);
using OperatorVerifier<T, std::greater_equal<typename T::Type>>::OperatorVerifier;
std::string documentation() const override;
using OperatorVerifier<T, std::greater_equal<typename T::Type>>::value;
};
/**
* This Verifier checks whether the incoming value is equal to the stored value. Due to the
* operator type restrictions, \c T cannot be a subclass of (or the same as) TableVerifier.
*/
template <typename T>
struct EqualVerifier : public OperatorVerifier<T, std::equal_to<typename T::Type>> {
static_assert(!std::is_base_of<TableVerifier, T>::value, "T cannot be TableVerifier");
using OperatorVerifier<T, std::equal_to<typename T::Type>>::OperatorVerifier;
std::string documentation() const override;
using OperatorVerifier<T, std::equal_to<typename T::Type>>::value;
};
/**
* This Verifier checks whether the incoming value is unequal to the store value. Due to
* the operator type restrictions, \c T cannot be a subclass of (or the same as)
* TableVerifier.
*/
template <typename T>
struct UnequalVerifier : public OperatorVerifier<T, std::not_equal_to<typename T::Type>> {
static_assert(!std::is_base_of<TableVerifier, T>::value, "T cannot be TableVerifier");
using OperatorVerifier<T, std::not_equal_to<typename T::Type>>::OperatorVerifier;
std::string documentation() const override;
using OperatorVerifier<T, std::not_equal_to<typename T::Type>>::value;
};
//----------------------------------------------------------------------------------------
// List verifiers
//----------------------------------------------------------------------------------------
/**
* This Verifier checks whether the incoming value is of the correct type, using the
* Verifier passed as a template parameter \c T and then checks whether it is part of a
* list that is passed to the constructor. To the missing equality operator, \c T cannot
* be a subclass of (or the same as) TableVerifier.
*/
template <typename T>
struct InListVerifier : public T {
static_assert(!std::is_base_of<TableVerifier, T>::value, "T cannot be TableVerifier");
/**
* Constructs an InListVerifier that checks whether the incoming value is of the
* correct type and whether the value is part of the list passed as \p values.
* \param values The list of values against which the incoming value is tested
*/
InListVerifier(std::vector<typename T::Type> values);
/**
* Tests whether the \p key exists in the \p dictionary, whether it has the correct
* type by invoking the template parameter \c T, and then tests if the \p key's value
* is part of the list passed to the constructor.
* \param dictionary The ghoul::Dictionary that contains the \p key
* \param key The key that is contained in the \p dictionary and whose value is tested
* \return A TestResult containing the results of the specification testing. If the
* \p key%'s value has the wrong type, it will be added to the TestResult's offense
* list with the reason TestResult::Offense::Reason::WrongType; if the value is not
* in the list, it will be added with the reason TestResult::Offense::Verification
* instead.
*/
TestResult operator()(const ghoul::Dictionary& dictionary,
const std::string& key) const override;
std::string documentation() const override;
/// The list of values against which the incoming value is tested
std::vector<typename T::Type> values;
};
/**
* This Verifier checks whether the incoming value is of the correct type, using the
* Verifier passed as a template parameter \c T and then checks whether it is not part of a
* list that is passed to the constructor. To the missing equality operator, \c T cannot
* be a subclass of (or the same as) TableVerifier.
*/
template <typename T>
struct NotInListVerifier : public T {
static_assert(!std::is_base_of<TableVerifier, T>::value, "T cannot be TableVerifier");
/**
* Constructs a NotInListVerifier that checks whether the incoming value is of the
* correct type and whether the value is not part of the list passed as \p values.
* \param values The list of values against which the incoming value is tested
*/
NotInListVerifier(std::vector<typename T::Type> values);
/**
* Tests whether the \p key exists in the \p dictionary, whether it has the correct
* type by invoking the template parameter \c T, and then tests if the \p key's value
* is not part of the list passed to the constructor.
* \param dictionary The ghoul::Dictionary that contains the \p key
* \param key The key that is contained in the \p dictionary and whose value is tested
* \return A TestResult containing the results of the specification testing. If the
* \p key%'s value has the wrong type, it will be added to the TestResult's offense
* list with the reason TestResult::Offense::Reason::WrongType; if the value is in the
* list, it will be added with the reason TestResult::Offense::Verification instead.
*/
TestResult operator()(const ghoul::Dictionary& dictionary,
const std::string& key) const override;
std::string documentation() const override;
std::vector<typename T::Type> values;
};
//----------------------------------------------------------------------------------------
// Range verifiers
//----------------------------------------------------------------------------------------
/**
* This Verifier checks whether the incoming value is of the correct type, using the
* Verifier passed as a template parameter \c T and then checks whether it is greater or
* equal to a lower limit and less or equal to a higher limit. To the missing comparison
* operators, \c T cannot be a subclass of (or the same as) BoolVerifier, StringVerifier,
* TableVerifier, or VectorVerifier. Both the lower and the higher limit are inclusive).
*/
template <typename T>
struct InRangeVerifier : public T {
static_assert(
!std::is_base_of<BoolVerifier, T>::value,
"T cannot be BoolVerifier"
);
static_assert(
!std::is_base_of<StringVerifier, T>::value,
"T cannot be StringVerifier"
);
static_assert(
!std::is_base_of<TableVerifier, T>::value,
"T cannot be TableVerifier"
);
static_assert(
!std::is_base_of<VectorVerifier, T>::value,
"T cannot be VectorVerifier"
);
/**
* Constructs a InRangeVerifier that checks whether the incoming value is of the
* correct type and whether the value is greater or equal to \p lower and less or equal
* to \upper.
* \param lower The (inclusive) lower limit of the range
* \param upper The (inclusive) upper limit of the range
* \pre \p lower must be smaller or equal to \p upper
*/
InRangeVerifier(typename T::Type lower, typename T::Type upper);
/**
* Tests whether the \p key exists in the \p dictionary, whether it has the correct
* type by invoking the template parameter \c T, and then tests if the \p key's value
* is between the lower and upper limits (both inclusive) that were passed to the
* constructor.
* \param dictionary The ghoul::Dictionary that contains the \p key
* \param key The key that is contained in the \p dictionary and whose value is tested
* \return A TestResult containing the results of the specification testing. If the
* \p key%'s value has the wrong type, it will be added to the TestResult's offense
* list with the reason TestResult::Offense::Reason::WrongType; if the value is outside
* the range defined by the lower and upper limits passed to the constructor, it will
* be added with the reason TestResult::Offense::Verification instead.
*/
TestResult operator()(const ghoul::Dictionary& dictionary,
const std::string& key) const override;
std::string documentation() const override;
typename T::Type lower;
typename T::Type upper;
};
/**
* This Verifier checks whether the incoming value is of the correct type, using the
* Verifier passed as a template parameter \c T and then checks whether it is outside the
* (exclusive) range defined by a lower and upper limit. To the missing comparison
* operators, \c T cannot be a subclass of (or the same as) BoolVerifier, StringVerifier,
* TableVerifier, or VectorVerifier. Both the lower and the higher limit are exclusive).
*/
template <typename T>
struct NotInRangeVerifier : public T {
static_assert(
!std::is_base_of<BoolVerifier, T>::value,
"T cannot be BoolVerifier"
);
static_assert(
!std::is_base_of<StringVerifier, T>::value,
"T cannot be StringVerifier"
);
static_assert(
!std::is_base_of<TableVerifier, T>::value,
"T cannot be TableVerifier"
);
static_assert(
!std::is_base_of<VectorVerifier, T>::value,
"T cannot be VectorVerifier"
);
/**
* Constructs a InRangeVerifier that checks whether the incoming value is of the
* correct type and whether the value is less then \p lower and greater than \upper.
* \param lower The (exclusive) lower limit of the range
* \param upper The (exclusive) upper limit of the range
* \pre \p lower must be smaller or equal to \p upper
*/
NotInRangeVerifier(typename T::Type lower, typename T::Type upper);
/**
* Tests whether the \p key exists in the \p dictionary, whether it has the correct
* type by invoking the template parameter \c T, and then tests if the \p key's value
* is outside the lower and upper limits (both exclusive) that were passed to the
* constructor.
* \param dictionary The ghoul::Dictionary that contains the \p key
* \param key The key that is contained in the \p dictionary and whose value is tested
* \return A TestResult containing the results of the specification testing. If the
* \p key%'s value has the wrong type, it will be added to the TestResult's offense
* list with the reason TestResult::Offense::Reason::WrongType; if the value is greater
* or equal to the lower limit and less or equal to the upper limit, it will be added
* with the reason TestResult::Offense::Verification instead.
*/
TestResult operator()(const ghoul::Dictionary& dictionary,
const std::string& key) const override;
std::string documentation() const override;
typename T::Type lower;
typename T::Type upper;
};
//----------------------------------------------------------------------------------------
// Misc verifiers
//----------------------------------------------------------------------------------------
/**
* This Verifier only checks for the correct type of the incoming value. If the
* documentation is requested, it will return an additional string that is the annotation.
* This can be used to specify further conditions that are hard (or impossible) to codify,
* but the user should be notified about. This, for example, can be that used to notify
* the user that the parameter should be a file of a specific type.
*/
template <typename T>
struct AnnotationVerifier : public T {
/**
* Constructs an AnnotationVerifier that contains the passed \p annotation which is
* passed to the user when a documentation is requested.
* \param annotation The annotation that is stored and returned to the user when it
* is requested.
* \pre annotation must not be empty
*/
AnnotationVerifier(std::string annotation);
std::string documentation() const override;
/// The annotation that is returned to the user in the documentation
std::string annotation;
};
/**
* This Verifier is a marker that performs the same testing as the \c T parameter, but
* also adds a warning to the test result informing the user of the deprecation.
* Furthermore, the documentation will contain the word <code>(deprecated)</code> in
* addition to the documentation returned by \c
* \tparam T The Verifier that is to be marked deprecated
*/
template <typename T>
struct DeprecatedVerifier : public T {
/**
* Tests the \p dictionary%s \p key using the Verifier \c T and adds a warning to the
* TestResult informing the caller of the deprecation.
* \param dictionary The ghoul::Dictionary whose \p key should be tested
* \param key The key inside the \p dictionary that is to be tested
* \return A TestResult that contains the results of the testing
*/
TestResult operator()(const ghoul::Dictionary& dictionary,
const std::string& key) const override;
/**
* Returns the documentation as reported by \c T and adds the word
* <code>(deprecated)</code> to it.
* \return The deprecated version of \c T%'s documentation
*/
std::string documentation() const override;
};
/**
* This Verifier can reference and apply other Documentation%s that have been registered
* with a DocumentationEngine. The dependency is only resolved when the operator() is
* called, at which the referencing Documentation must have been registered, or the
* TestResult will contain an offense of TestResult::Offense::Reason::UnknownIdentifier.
* If the referenced Documentation exists, the stored Table will be checked against that
* Documentation.
*/
struct ReferencingVerifier : public TableVerifier {
/**
* Creates a ReferencingVerifier that references a documentation with the provided
* \p identifier. The ReferencingVerifier will use the static DocumentationEngine to
* retrieve Documentation%s and find the \p identifier among them.
* \param identifier The identifier of the Documentation that this Verifier references
*/
ReferencingVerifier(std::string identifier);
/**
* Checks whether the \p key in the \p dictionary exists and is of type Table (similar
* to the TableVerifier). If it exists and is a Table, the Documentation referenced by
* the identifier provided in the constructor is used to validate the Table. If the
* identifier does not name a registered Documentation, the TestResult::offenses
* will contain the \p key and TestResult::Offense::Reason::UnknownIdentifier will be
* signaled. If the identifier exists and the \p key%'s value does not comply with the
* Documentation, the offending keys will be returned in the TestResult with their
* fully qualified names.
* \param dictionary The ghoul::Dictionary whose \p key should be tested
* \param key The key contained in the \p dictionary that should be tested
* \return A TestResult struct that contains the results of the testing
*/
TestResult operator()(const ghoul::Dictionary& dictionary,
const std::string& key) const override;
std::string documentation() const override;
/// The identifier that references another Documentation registered with the
/// DocumentationEngine
std::string identifier;
};
//----------------------------------------------------------------------------------------
// Misc verifiers
//----------------------------------------------------------------------------------------
/**
* This Verifier takes two Verifiers and performs a boolean \c and operation on their
* results. In essence, a value only passes this Verifier if it passes both Verifier%s
* that are passed in the constructor. Opposed to the <code>C++</code> <code>&&</code>
* operator, the AndVerifier does not perform any short-circut evaluation.
*/
struct AndVerifier : public Verifier {
/**
* Constructs an AndVerifier with two Verifiers which must be cleared by incoming
* values in order to pass this Verifier.
* \param lhs The first Verifier that is to be tested
* \param rhs The second Verifier that is to be tested
* \pre lhs must not be nullptr
* \pre rhs must not be nullptr
*/
AndVerifier(Verifier* lhs, Verifier* rhs);
/**
* Checks whether the \p dictionary contains the \p key and whether this key passes
* both Verifier%'s that were passed in the constructor. If the value fails either
* of the two Verifiers, it is only added once to the TestResult::offenses list with
* a reason of TestResult::Offense::Reason::Verification.
* \param dictionary The ghoul::Dictionary that is to be tested
* \param key The key contained in \p dictionary that is to be tested
* \return A TestResult object that contains the test results. If the value fails
* either of the two Verifiers, TestResult::success is \c false and the
* TestResult::offenses list contains \p with a reason of
* TestResult::Offense::Reason::Verification. If \p key%'s value passes both
* Verifier%s, the result's TestResult::success is \c true and the
* TestResult::offenses is empty.
*/
TestResult operator()(const ghoul::Dictionary& dictionary,
const std::string& key) const override;
std::string type() const override;
std::string documentation() const override;
/// The first Verifier that incoming values are tested against
std::shared_ptr<Verifier> lhs;
/// The second Verifier that incoming values are tested against
std::shared_ptr<Verifier> rhs;
};
/**
* This Verifier takes two Verifiers and performs a boolean \c or operation on their
* results. In essence, a value only passes this Verifier if it passes either of the two
* Verifier%s that are passed in the constructor. Opposed to the <code>C++</code>
* <code>||</code> operator, the OrVerifier does not perform any short-circut evaluation.
*/
struct OrVerifier : public Verifier {
/**
* Constructs an OrVerifier with two Verifiers, either of which must be cleared by
* incoming values in order to pass this Verifier.
* \param lhs The first Verifier that is to be tested
* \param rhs The second Verifier that is to be tested
* \pre lhs must not be nullptr
* \pre rhs must not be nullptr
*/
OrVerifier(Verifier* lhs, Verifier* rhs);
/**
* Checks whether the \p dictionary contains the \p key and whether this key passes
* either of the two Verifier%'s that were passed in the constructor. If the value
* fails both Verifiers, it is added to the TestResult::offenses list with a reason of
* TestResult::Offense::Reason::Verification.
* \param dictionary The ghoul::Dictionary that is to be tested
* \param key The key contained in \p dictionary that is to be tested
* \return A TestResult object that contains the test results. If the value fails
* both Verifiers, TestResult::success is \c false and the TestResult::offenses list
* contains \p with a reason of TestResult::Offense::Reason::Verification. If \p key%'s
* value passes either of the two Verifier%s, the result's TestResult::success is
* \c true and the TestResult::offenses is empty.
*/
TestResult operator()(const ghoul::Dictionary& dict,
const std::string& key) const override;
std::string type() const override;
std::string documentation() const override;
/// The first Verifier that incoming values are tested against
std::shared_ptr<Verifier> lhs;
/// The second Verifier that incoming values are tested against
std::shared_ptr<Verifier> rhs;
};
/// A short-hand definition for a Verifier checking for <code>glm::bvec2</code>
using BoolVector2Verifier = Vector2Verifier<bool>;
/// A short-hand definition for a Verifier checking for <code>glm::ivec2</code>
using IntVector2Verifier = Vector2Verifier<int>;
/// A short-hand definition for a Verifier checking for <code>glm::dvec2</code>
using DoubleVector2Verifier = Vector2Verifier<double>;
/// A short-hand definition for a Verifier checking for <code>glm::bvec3</code>
using BoolVector3Verifier = Vector3Verifier<bool>;
/// A short-hand definition for a Verifier checking for <code>glm::ivec3</code>
using IntVector3Verifier = Vector3Verifier<int>;
/// A short-hand definition for a Verifier checking for <code>glm::dvec3</code>
using DoubleVector3Verifier = Vector3Verifier<double>;
/// A short-hand definition for a Verifier checking for <code>glm::bvec4</code>
using BoolVector4Verifier = Vector4Verifier<bool>;
/// A short-hand definition for a Verifier checking for <code>glm::ivec4</code>
using IntVector4Verifier = Vector4Verifier<int>;
/// A short-hand definition for a Verifier checking for <code>glm::dvec4</code>
using DoubleVector4Verifier = Vector4Verifier<double>;
/// A short-hand definition for a Verifier checking for <code>glm::dmat2x2</code>
using DoubleMatrix2x2Verifier = Matrix2x2Verifier<double>;
using DoubleMatrix2Verifier = DoubleMatrix2x2Verifier;
/// A short-hand definition for a Verifier checking for <code>glm::dmat2x3</code>
using DoubleMatrix2x3Verifier = Matrix2x3Verifier<double>;
/// A short-hand definition for a Verifier checking for <code>glm::dmat2x4</code>
using DoubleMatrix2x4Verifier = Matrix2x4Verifier<double>;
/// A short-hand definition for a Verifier checking for <code>glm::dmat3x2</code>
using DoubleMatrix3x2Verifier = Matrix3x2Verifier<double>;
/// A short-hand definition for a Verifier checking for <code>glm::dmat3x3</code>
using DoubleMatrix3x3Verifier = Matrix3x3Verifier<double>;
using DoubleMatrix3Verifier = DoubleMatrix3x3Verifier;
/// A short-hand definition for a Verifier checking for <code>glm::dmat3x4</code>
using DoubleMatrix3x4Verifier = Matrix3x4Verifier<double>;
/// A short-hand definition for a Verifier checking for <code>glm::dmat4x2</code>
using DoubleMatrix4x2Verifier = Matrix4x2Verifier<double>;
/// A short-hand definition for a Verifier checking for <code>glm::dmat4x3</code>
using DoubleMatrix4x3Verifier = Matrix4x3Verifier<double>;
/// A short-hand definition for a Verifier checking for <code>glm::dmat4x4</code>
using DoubleMatrix4x4Verifier = Matrix4x4Verifier<double>;
using DoubleMatrix4Verifier = DoubleMatrix4x4Verifier;
/// A short-hand definition for a LessVerifier with a type check for \c int
using IntLessVerifier = LessVerifier<IntVerifier>;
/// A short-hand definition for a LessVerifier with a type check for \c double
using DoubleLessVerifier = LessVerifier<DoubleVerifier>;
/// A short-hand definition for a LessEqualVerifier with a type check for \c int
using IntLessEqualVerifier = LessEqualVerifier<IntVerifier>;
/// A short-hand definition for a LessEqualVerifier with a type check for \c double
using DoubleLessEqualVerifier = LessEqualVerifier<DoubleVerifier>;
/// A short-hand definition for a GreaterVerifier with a type check for \c int
using IntGreaterVerifier = GreaterVerifier<IntVerifier>;
/// A short-hand definition for a GreaterVerifier with a type check for \c double
using DoubleGreaterVerifier = GreaterVerifier<DoubleVerifier>;
/// A short-hand definition for a GreaterEqualVerifier with a type check for \c int
using IntGreaterEqualVerifier = GreaterEqualVerifier<IntVerifier>;
/// A short-hand definition for a GreaterEqualVerifier with a type check for \c double
using DoubleGreaterEqualVerifier = GreaterEqualVerifier<DoubleVerifier>;
/// A short-hand definition for a EqualVerifier with a type check for \c bool
using BoolEqualVerifier = EqualVerifier<BoolVerifier>;
/// A short-hand definition for a EqualVerifier with a type check for \c int
using IntEqualVerifier = EqualVerifier<IntVerifier>;
/// A short-hand definition for a EqualVerifier with a type check for \c double
using DoubleEqualVerifier = EqualVerifier<DoubleVerifier>;
/// A short-hand definition for a EqualVerifier with a type check for \c string
using StringEqualVerifier = EqualVerifier<StringVerifier>;
/// A short-hand definition for a UnequalVerifier with a type check for \c bool
using BoolUnequalVerifier = UnequalVerifier<BoolVerifier>;
/// A short-hand definition for a UnequalVerifier with a type check for \c int
using IntUnequalVerifier = UnequalVerifier<IntVerifier>;
/// A short-hand definition for a UnequalVerifier with a type check for \c double
using DoubleUnequalVerifier = UnequalVerifier<DoubleVerifier>;
/// A short-hand definition for a UnequalVerifier with a type check for \c string
using StringUnequalVerifier = UnequalVerifier<StringVerifier>;
/// A short-hand definition for a InListVerifier with a type check for \c bool
using BoolInListVerifier = InListVerifier<BoolVerifier>;
/// A short-hand definition for a InListVerifier with a type check for \c int
using IntInListVerifier = InListVerifier<IntVerifier>;
/// A short-hand definition for a InListVerifier with a type check for \c double
using DoubleInListVerifier = InListVerifier<DoubleVerifier>;
/// A short-hand definition for a InListVerifier with a type check for \c string
using StringInListVerifier = InListVerifier<StringVerifier>;
/// A short-hand definition for a NotInListVerifier with a type check for \c bool
using BoolNotInListVerifier = NotInListVerifier<BoolVerifier>;
/// A short-hand definition for a NotInListVerifier with a type check for \c int
using IntNotInListVerifier = NotInListVerifier<IntVerifier>;
/// A short-hand definition for a NotInListVerifier with a type check for \c double
using DoubleNotInListVerifier = NotInListVerifier<DoubleVerifier>;
/// A short-hand definition for a NotInListVerifier with a type check for \c string
using StringNotInListVerifier = NotInListVerifier<StringVerifier>;
/// A short-hand definition for a InRangeVerifier with a type check for \c int
using IntInRangeVerifier = InRangeVerifier<IntVerifier>;
/// A short-hand definition for a InRangeVerifier with a type check for \c double
using DoubleInRangeVerifier = InRangeVerifier<DoubleVerifier>;
/// A short-hand definition for a NotInRangeVerifier with a type check for \c int
using IntNotInRangeVerifier = NotInRangeVerifier<IntVerifier>;
/// A short-hand definition for a NotInRangeVerifier with a type check for \c double
using DoubleNotInRangeVerifier = NotInRangeVerifier<DoubleVerifier>;
/// A short-hand definition for a AnnotationVerifier with a type check for \c bool
using BoolAnnotationVerifier = AnnotationVerifier<BoolVerifier>;
/// A short-hand definition for a AnnotationVerifier with a type check for \c int
using IntAnnotationVerifier = AnnotationVerifier<IntVerifier>;
/// A short-hand definition for a AnnotationVerifier with a type check for \c double
using DoubleAnnotationVerifier = AnnotationVerifier<DoubleVerifier>;
/// A short-hand definition for a AnnotationVerifier with a type check for \c string
using StringAnnotationVerifier = AnnotationVerifier<StringVerifier>;
/// A short-hand definition for a AnnotationVerifier with a type check for
/// <code>ghoul::Dictionary</code>
using TableAnnotationVerifier = AnnotationVerifier<TableVerifier>;
/// A short-hand definition for a DeprecatedVerifier with a type check for \c bool
using BoolDeprecatedVerifier = DeprecatedVerifier<BoolVerifier>;
/// A short-hand definition for a DeprecatedVerifier with a type check for \c int
using IntDeprecatedVerifier = DeprecatedVerifier<IntVerifier>;
/// A short-hand definition for a DeprecatedVerifier with a type check for \c double
using DoubleDeprecatedVerifier = DeprecatedVerifier<DoubleVerifier>;
/// A short-hand definition for a DeprecatedVerifier with a type check for \c string
using StringDeprecatedVerifier = DeprecatedVerifier<StringVerifier>;
/// A short-hand definition for a DeprecatedVerifier with a type check for
/// <code>ghoul::Dictionary</code>
using TableDeprecatedVerifier = DeprecatedVerifier<TableVerifier>;
// Definitions of external templates that are instantiated in the cpp file
// This cuts down the compilation times as almost all of the possible template types do
// not need to be instantiated multiple times
extern template struct Vector2Verifier<bool>;
extern template struct Vector2Verifier<int>;
extern template struct Vector2Verifier<double>;
extern template struct Vector3Verifier<bool>;
extern template struct Vector3Verifier<int>;
extern template struct Vector3Verifier<double>;
extern template struct Vector4Verifier<bool>;
extern template struct Vector4Verifier<int>;
extern template struct Vector4Verifier<double>;
extern template struct Matrix2x2Verifier<double>;
extern template struct Matrix2x3Verifier<double>;
extern template struct Matrix2x4Verifier<double>;
extern template struct Matrix3x2Verifier<double>;
extern template struct Matrix3x3Verifier<double>;
extern template struct Matrix3x4Verifier<double>;
extern template struct Matrix4x2Verifier<double>;
extern template struct Matrix4x3Verifier<double>;
extern template struct Matrix4x4Verifier<double>;
extern template struct LessVerifier<IntVerifier>;
extern template struct LessVerifier<DoubleVerifier>;
extern template struct LessEqualVerifier<IntVerifier>;
extern template struct LessEqualVerifier<DoubleVerifier>;
extern template struct GreaterVerifier<IntVerifier>;
extern template struct GreaterVerifier<DoubleVerifier>;
extern template struct GreaterEqualVerifier<IntVerifier>;
extern template struct GreaterEqualVerifier<DoubleVerifier>;
extern template struct EqualVerifier<BoolVerifier>;
extern template struct EqualVerifier<IntVerifier>;
extern template struct EqualVerifier<DoubleVerifier>;
extern template struct EqualVerifier<StringVerifier>;
extern template struct UnequalVerifier<BoolVerifier>;
extern template struct UnequalVerifier<IntVerifier>;
extern template struct UnequalVerifier<DoubleVerifier>;
extern template struct UnequalVerifier<StringVerifier>;
extern template struct InListVerifier<BoolVerifier>;
extern template struct InListVerifier<IntVerifier>;
extern template struct InListVerifier<DoubleVerifier>;
extern template struct InListVerifier<StringVerifier>;
extern template struct NotInListVerifier<BoolVerifier>;
extern template struct NotInListVerifier<IntVerifier>;
extern template struct NotInListVerifier<DoubleVerifier>;
extern template struct NotInListVerifier<StringVerifier>;
extern template struct InRangeVerifier<IntVerifier>;
extern template struct InRangeVerifier<DoubleVerifier>;
extern template struct NotInRangeVerifier<IntVerifier>;
extern template struct NotInRangeVerifier<DoubleVerifier>;
extern template struct AnnotationVerifier<BoolVerifier>;
extern template struct AnnotationVerifier<IntVerifier>;
extern template struct AnnotationVerifier<DoubleVerifier>;
extern template struct AnnotationVerifier<StringVerifier>;
extern template struct AnnotationVerifier<TableVerifier>;
extern template struct AnnotationVerifier<BoolVector2Verifier>;
extern template struct AnnotationVerifier<IntVector2Verifier>;
extern template struct AnnotationVerifier<DoubleVector2Verifier>;
extern template struct AnnotationVerifier<BoolVector3Verifier>;
extern template struct AnnotationVerifier<IntVector3Verifier>;
extern template struct AnnotationVerifier<DoubleVector3Verifier>;
extern template struct AnnotationVerifier<BoolVector4Verifier>;
extern template struct AnnotationVerifier<IntVector4Verifier>;
extern template struct AnnotationVerifier<DoubleVector4Verifier>;
extern template struct DeprecatedVerifier<BoolVerifier>;
extern template struct DeprecatedVerifier<IntVerifier>;
extern template struct DeprecatedVerifier<DoubleVerifier>;
extern template struct DeprecatedVerifier<StringVerifier>;
extern template struct DeprecatedVerifier<TableVerifier>;
extern template struct DeprecatedVerifier<BoolVector2Verifier>;
extern template struct DeprecatedVerifier<IntVector2Verifier>;
extern template struct DeprecatedVerifier<DoubleVector2Verifier>;
extern template struct DeprecatedVerifier<BoolVector3Verifier>;
extern template struct DeprecatedVerifier<IntVector3Verifier>;
extern template struct DeprecatedVerifier<DoubleVector3Verifier>;
extern template struct DeprecatedVerifier<BoolVector4Verifier>;
extern template struct DeprecatedVerifier<IntVector4Verifier>;
extern template struct DeprecatedVerifier<DoubleVector4Verifier>;
} // namespace documentation
} // namespace openspace
#include "verifier.inl"
#endif // __OPENSPACE_CORE___VERIFIER___H__