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cpp-libs
Actor Framework
Commits
45c5452c
Commit
45c5452c
authored
Oct 14, 2016
by
Dominik Charousset
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Add new unit test for inspectors
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1827a51d
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libcaf_core/test/inspector.cpp
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45c5452c
/******************************************************************************
* ____ _ _____ *
* / ___| / \ | ___| C++ *
* | | / _ \ | |_ Actor *
* | |___ / ___ \| _| Framework *
* \____/_/ \_|_| *
* *
* Copyright (C) 2011 - 2016 *
* Dominik Charousset <dominik.charousset (at) haw-hamburg.de> *
* *
* Distributed under the terms and conditions of the BSD 3-Clause License or *
* (at your option) under the terms and conditions of the Boost Software *
* License 1.0. See accompanying files LICENSE and LICENSE_ALTERNATIVE. *
* *
* If you did not receive a copy of the license files, see *
* http://opensource.org/licenses/BSD-3-Clause and *
* http://www.boost.org/LICENSE_1_0.txt. *
******************************************************************************/
#include <set>
#include <map>
#include <list>
#include <vector>
#include <string>
#include <unordered_set>
#include <unordered_map>
#include "caf/config.hpp"
#define CAF_SUITE inspector
#include "caf/test/unit_test.hpp"
#include "caf/actor_system.hpp"
#include "caf/type_erased_value.hpp"
#include "caf/binary_serializer.hpp"
#include "caf/actor_system_config.hpp"
#include "caf/binary_deserializer.hpp"
#include "caf/make_type_erased_value.hpp"
#include "caf/detail/stringification_inspector.hpp"
using
namespace
caf
;
namespace
{
template
<
class
T
>
class
inspector_adapter_base
{
public:
inspector_adapter_base
(
T
&
impl
)
:
impl_
(
impl
)
{
// nop
}
protected:
T
&
impl_
;
};
template
<
class
RoundtripPolicy
>
struct
check_impl
{
RoundtripPolicy
&
p_
;
template
<
class
T
>
bool
operator
()(
T
x
)
{
return
p_
(
x
);
}
};
template
<
class
T
>
using
nl
=
std
::
numeric_limits
<
T
>
;
// an empty type
struct
dummy_tag_type
{};
constexpr
bool
operator
==
(
dummy_tag_type
,
dummy_tag_type
)
{
return
true
;
}
// a POD type
struct
dummy_struct
{
int
a
;
std
::
string
b
;
};
bool
operator
==
(
const
dummy_struct
&
x
,
const
dummy_struct
&
y
)
{
return
x
.
a
==
y
.
a
&&
x
.
b
==
y
.
b
;
}
template
<
class
Inspector
>
typename
Inspector
::
result_type
inspect
(
Inspector
&
f
,
dummy_struct
&
x
)
{
return
f
(
meta
::
type_name
(
"dummy_struct"
),
x
.
a
,
x
.
b
);
}
// two different styles of enums
enum
dummy_enum
{
de_foo
,
de_bar
};
enum
dummy_enum_class
:
short
{
foo
,
bar
};
std
::
string
to_string
(
dummy_enum_class
x
)
{
return
x
==
dummy_enum_class
::
foo
?
"foo"
:
"bar"
;
}
template
<
class
Policy
>
void
test_impl
(
Policy
&
p
)
{
check_impl
<
Policy
>
check
{
p
};
// check primitive types
CAF_CHECK
(
check
(
true
));
CAF_CHECK
(
check
(
false
));
CAF_CHECK
(
check
(
nl
<
int8_t
>::
lowest
()));
CAF_CHECK
(
check
(
nl
<
int8_t
>::
max
()));
CAF_CHECK
(
check
(
nl
<
uint8_t
>::
lowest
()));
CAF_CHECK
(
check
(
nl
<
uint8_t
>::
max
()));
CAF_CHECK
(
check
(
nl
<
int16_t
>::
lowest
()));
CAF_CHECK
(
check
(
nl
<
int16_t
>::
max
()));
CAF_CHECK
(
check
(
nl
<
uint16_t
>::
lowest
()));
CAF_CHECK
(
check
(
nl
<
uint16_t
>::
max
()));
CAF_CHECK
(
check
(
nl
<
int32_t
>::
lowest
()));
CAF_CHECK
(
check
(
nl
<
int32_t
>::
max
()));
CAF_CHECK
(
check
(
nl
<
uint32_t
>::
lowest
()));
CAF_CHECK
(
check
(
nl
<
uint32_t
>::
max
()));
CAF_CHECK
(
check
(
nl
<
int64_t
>::
lowest
()));
CAF_CHECK
(
check
(
nl
<
int64_t
>::
max
()));
CAF_CHECK
(
check
(
nl
<
uint64_t
>::
lowest
()));
CAF_CHECK
(
check
(
nl
<
uint64_t
>::
max
()));
CAF_CHECK
(
check
(
nl
<
float
>::
lowest
()));
CAF_CHECK
(
check
(
nl
<
float
>::
max
()));
CAF_CHECK
(
check
(
nl
<
double
>::
lowest
()));
CAF_CHECK
(
check
(
nl
<
double
>::
max
()));
CAF_CHECK
(
check
(
nl
<
long
double
>::
lowest
()));
CAF_CHECK
(
check
(
nl
<
long
double
>::
max
()));
// atoms
CAF_CHECK
(
check
(
atom
(
""
)));
CAF_CHECK
(
check
(
atom
(
"0123456789"
)));
// various containers
CAF_CHECK
(
check
(
std
::
array
<
int
,
3
>
{{
1
,
2
,
3
}}));
CAF_CHECK
(
check
(
std
::
vector
<
char
>
{}));
CAF_CHECK
(
check
(
std
::
vector
<
char
>
{
1
,
2
,
3
}));
CAF_CHECK
(
check
(
std
::
vector
<
int
>
{}));
CAF_CHECK
(
check
(
std
::
vector
<
int
>
{
1
,
2
,
3
}));
CAF_CHECK
(
check
(
std
::
list
<
int
>
{}));
CAF_CHECK
(
check
(
std
::
list
<
int
>
{
1
,
2
,
3
}));
CAF_CHECK
(
check
(
std
::
set
<
int
>
{}));
CAF_CHECK
(
check
(
std
::
set
<
int
>
{
1
,
2
,
3
}));
CAF_CHECK
(
check
(
std
::
unordered_set
<
int
>
{}));
CAF_CHECK
(
check
(
std
::
unordered_set
<
int
>
{
1
,
2
,
3
}));
CAF_CHECK
(
check
(
std
::
map
<
int
,
int
>
{}));
CAF_CHECK
(
check
(
std
::
map
<
int
,
int
>
{{
1
,
1
},
{
2
,
2
},
{
3
,
3
}}));
CAF_CHECK
(
check
(
std
::
unordered_map
<
int
,
int
>
{}));
CAF_CHECK
(
check
(
std
::
unordered_map
<
int
,
int
>
{{
1
,
1
},
{
2
,
2
},
{
3
,
3
}}));
// user-defined types
CAF_CHECK
(
check
(
dummy_struct
{
10
,
"hello"
}));
// optionals
CAF_CHECK
(
check
(
optional
<
int
>
{}));
CAF_CHECK
(
check
(
optional
<
int
>
{
42
}));
// strings
CAF_CHECK
(
check
(
std
::
string
{}));
CAF_CHECK
(
check
(
std
::
string
{
""
}));
CAF_CHECK
(
check
(
std
::
string
{
"test"
}));
CAF_CHECK
(
check
(
std
::
u16string
{}));
CAF_CHECK
(
check
(
std
::
u16string
{
u""
}));
CAF_CHECK
(
check
(
std
::
u16string
{
u"test"
}));
CAF_CHECK
(
check
(
std
::
u32string
{}));
CAF_CHECK
(
check
(
std
::
u32string
{
U""
}));
CAF_CHECK
(
check
(
std
::
u32string
{
U"test"
}));
// enums
CAF_CHECK
(
check
(
de_foo
));
CAF_CHECK
(
check
(
de_bar
));
CAF_CHECK
(
check
(
dummy_enum_class
::
foo
));
CAF_CHECK
(
check
(
dummy_enum_class
::
bar
));
// empty type
CAF_CHECK
(
check
(
dummy_tag_type
{}));
// pair and tuple
CAF_CHECK
(
check
(
std
::
make_pair
(
std
::
string
(
"hello"
),
42
)));
CAF_CHECK
(
check
(
std
::
make_pair
(
std
::
make_pair
(
1
,
2
),
3
)));
CAF_CHECK
(
check
(
std
::
make_pair
(
std
::
make_tuple
(
1
,
2
),
3
)));
CAF_CHECK
(
check
(
std
::
make_tuple
(
1
,
2
,
3
,
4
)));
CAF_CHECK
(
check
(
std
::
make_tuple
(
std
::
make_tuple
(
1
,
2
,
3
),
4
)));
CAF_CHECK
(
check
(
std
::
make_tuple
(
std
::
make_pair
(
1
,
2
),
3
,
4
)));
// variant<>
CAF_CHECK
(
check
(
variant
<
none_t
>
{}));
CAF_CHECK
(
check
(
variant
<
none_t
,
int
,
std
::
string
>
{}));
CAF_CHECK
(
check
(
variant
<
none_t
,
int
,
std
::
string
>
{
42
}));
CAF_CHECK
(
check
(
variant
<
none_t
,
int
,
std
::
string
>
{
std
::
string
{
"foo"
}}));
}
}
// namespace <anonymous>
namespace
{
struct
stringification_inspector_policy
{
template
<
class
T
>
std
::
string
f
(
T
&
x
)
{
std
::
string
str
;
detail
::
stringification_inspector
fun
{
str
};
fun
(
x
);
return
str
;
}
// only check for compilation for complex types
template
<
class
T
>
typename
std
::
enable_if
<!
std
::
is_integral
<
T
>::
value
,
bool
>::
type
operator
()(
T
&
x
)
{
CAF_MESSAGE
(
"f(x) = "
<<
f
(
x
));
return
true
;
}
// check result for integral types
template
<
class
T
>
typename
std
::
enable_if
<
std
::
is_integral
<
T
>::
value
,
bool
>::
type
operator
()(
T
&
x
)
{
CAF_CHECK_EQUAL
(
f
(
x
),
std
::
to_string
(
x
));
return
true
;
}
// check result for bool
bool
operator
()(
bool
&
x
)
{
CAF_CHECK_EQUAL
(
f
(
x
),
std
::
string
{
x
?
"true"
:
"false"
});
return
true
;
}
// check result for atoms
bool
operator
()(
atom_value
&
x
)
{
CAF_CHECK_EQUAL
(
f
(
x
),
"'"
+
to_string
(
x
)
+
"'"
);
return
true
;
}
};
}
// namespace <anonymous>
CAF_TEST
(
stringification_inspector
)
{
stringification_inspector_policy
p
;
test_impl
(
p
);
}
namespace
{
struct
binary_serialization_policy
{
execution_unit
&
context
;
template
<
class
T
>
bool
operator
()(
T
&
x
)
{
std
::
vector
<
char
>
buf
;
binary_serializer
f
{
&
context
,
buf
};
f
(
x
);
binary_deserializer
g
{
&
context
,
buf
};
T
y
;
g
(
y
);
CAF_CHECK_EQUAL
(
x
,
y
);
return
x
==
y
;
}
};
}
// namespace <anonymous>
CAF_TEST
(
binary_serialization_inspectors
)
{
actor_system_config
cfg
;
cfg
.
add_message_type
<
dummy_struct
>
(
"dummy_struct"
);
actor_system
sys
{
cfg
};
scoped_execution_unit
context
;
binary_serialization_policy
p
{
context
};
test_impl
(
p
);
}
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