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using
System
;
using
NUnit
.
Framework
;
using
Python
.
Runtime
;
namespace
Python
.
EmbeddingTest
{
public
class
TestPyTuple
{
[
OneTimeSetUp
]
public
void
SetUp
(
)
{
PythonEngine
.
Initialize
(
)
;
}
[
OneTimeTearDown
]
public
void
Dispose
(
)
{
PythonEngine
.
Shutdown
(
)
;
}
/// <summary>
/// Test IsTupleType without having to Initialize a tuple.
/// PyTuple constructor use IsTupleType. This decouples the tests.
/// </summary>
[
Test
]
public
void
TestStringIsTupleType
(
)
{
var
s
=
new
PyString
(
"foo"
)
;
Assert
.
False
(
PyTuple
.
IsTupleType
(
s
)
)
;
}
/// <summary>
/// Test IsTupleType with Tuple.
/// </summary>
[
Test
]
public
void
TestPyTupleIsTupleType
(
)
{
var
t
=
new
PyTuple
(
)
;
Assert
.
True
(
PyTuple
.
IsTupleType
(
t
)
)
;
}
[
Test
]
public
void
TestPyTupleEmpty
(
)
{
var
t
=
new
PyTuple
(
)
;
Assert
.
AreEqual
(
0
,
t
.
Length
(
)
)
;
}
[
Test
]
public
void
TestPyTupleBadCtor
(
)
{
var
i
=
new
PyInt
(
5
)
;
PyTuple
t
=
null
;
var
ex
=
Assert
.
Throws
<
ArgumentException
>
(
(
)
=>
t
=
new
PyTuple
(
i
)
)
;
Assert
.
AreEqual
(
"object is not a tuple"
,
ex
.
Message
)
;
Assert
.
IsNull
(
t
)
;
}
[
Test
]
public
void
TestPyTupleCtorEmptyArray
(
)
{
var
a
=
new
PyObject
[
]
{
}
;
var
t
=
new
PyTuple
(
a
)
;
Assert
.
AreEqual
(
0
,
t
.
Length
(
)
)
;
}
[
Test
]
public
void
TestPyTupleCtorArrayPyIntEmpty
(
)
{
var
a
=
new
PyInt
[
]
{
}
;
var
t
=
new
PyTuple
(
a
)
;
Assert
.
AreEqual
(
0
,
t
.
Length
(
)
)
;
}
[
Test
]
public
void
TestPyTupleCtorArray
(
)
{
var
a
=
new
PyObject
[
]
{
new
PyInt
(
1
)
,
new
PyString
(
"Foo"
)
}
;
var
t
=
new
PyTuple
(
a
)
;
Assert
.
AreEqual
(
2
,
t
.
Length
(
)
)
;
}
/// <summary>
/// Test PyTuple.Concat(...) doesn't let invalid appends happen
/// and throws and exception.
/// </summary>
/// <remarks>
/// Test has second purpose. Currently it generated an Exception
/// that the GC failed to remove often and caused AppDomain unload
/// errors at the end of tests. See GH#397 for more info.
/// <para />
/// Curious, on PY27 it gets a Unicode on the ex.Message. On PY3+ its string.
/// </remarks>
[
Test
]
public
void
TestPyTupleInvalidAppend
(
)
{
PyObject
s
=
new
PyString
(
"foo"
)
;
var
t
=
new
PyTuple
(
)
;
var
ex
=
Assert
.
Throws
<
PythonException
>
(
(
)
=>
t
.
Concat
(
s
)
)
;
StringAssert
.
StartsWith
(
"TypeError : can only concatenate tuple"
,
ex
.
Message
)
;
Assert
.
AreEqual
(
0
,
t
.
Length
(
)
)
;
Assert
.
IsEmpty
(
t
)
;
}
[
Test
]
public
void
TestPyTupleValidAppend
(
)
{
var
t0
=
new
PyTuple
(
)
;
var
t
=
new
PyTuple
(
)
;
t
.
Concat
(
t0
)
;
Assert
.
IsNotNull
(
t
)
;
Assert
.
IsInstanceOf
(
typeof
(
PyTuple
)
,
t
)
;
}
[
Test
]
public
void
TestPyTupleStringConvert
(
)
{
PyObject
s
=
new
PyString
(
"foo"
)
;
PyTuple
t
=
PyTuple
.
AsTuple
(
s
)
;
Assert
.
IsNotNull
(
t
)
;
Assert
.
IsInstanceOf
(
typeof
(
PyTuple
)
,
t
)
;
Assert
.
AreEqual
(
"f"
,
t
[
0
]
.
ToString
(
)
)
;
Assert
.
AreEqual
(
"o"
,
t
[
1
]
.
ToString
(
)
)
;
Assert
.
AreEqual
(
"o"
,
t
[
2
]
.
ToString
(
)
)
;
}
[
Test
]
public
void
TestPyTupleValidConvert
(
)
{
var
l
=
new
PyList
(
)
;
PyTuple
t
=
PyTuple
.
AsTuple
(
l
)
;
Assert
.
IsNotNull
(
t
)
;
Assert
.
IsInstanceOf
(
typeof
(
PyTuple
)
,
t
)
;
}
[
Test
]
public
void
TestNewPyTupleFromPyTuple
(
)
{
var
t0
=
new
PyTuple
(
)
;
var
t
=
new
PyTuple
(
t0
)
;
Assert
.
IsNotNull
(
t
)
;
Assert
.
IsInstanceOf
(
typeof
(
PyTuple
)
,
t
)
;
}
/// <remarks>
/// TODO: Should this throw ArgumentError instead?
/// </remarks>
[
Test
]
public
void
TestInvalidAsTuple
(
)
{
var
i
=
new
PyInt
(
5
)
;
PyTuple
t
=
null
;
var
ex
=
Assert
.
Throws
<
PythonException
>
(
(
)
=>
t
=
PyTuple
.
AsTuple
(
i
)
)
;
Assert
.
AreEqual
(
"TypeError : 'int' object is not iterable"
,
ex
.
Message
)
;
Assert
.
IsNull
(
t
)
;
}
}
}
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