Esempio n. 1
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    def testStackBlocksWithDirectUse(self):
        obj = OCTestBlock.alloc().init()
        tester = BlocksCompletion.alloc().init()
        a = []

        obj.callCompletionOn_andArray_(tester, a)
        self.assertEqual(a, ['hello', 'world'])
Esempio n. 2
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 def testBlock4(self):
     obj = OCTestBlock.alloc().init()
     signature = obj.signatureForBlock4_(lambda a, b, c: a)
     self.assertEqual(
         signature,
         (objc._C_CHR + BLOCK_SELF_TYPE + objc._C_INT + objc._C_INT +
          objc._C_FLT).decode("utf-8"),
     )
Esempio n. 3
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 def testBlock1(self):
     obj = OCTestBlock.alloc().init()
     signature = obj.signatureForBlock1_(lambda a, b: a * b)
     self.assertEqual(
         signature,
         (objc._C_DBL + BLOCK_SELF_TYPE + objc._C_DBL +
          objc._C_DBL).decode("utf-8"),
     )
Esempio n. 4
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    def testBlockToObjC3(self):
        obj = OCTestBlock.alloc().init()

        def callback(a, b, c, d):
            return ((a, b), (c, d))

        v = obj.callStructBlock_withA_b_c_d_(callback, 1.5, 2.5, 3.5, 4.5)
        self.assertEqual(v, ((1.5, 2.5), (3.5, 4.5)))
Esempio n. 5
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    def testBlockArgumentToPython(self):
        obj = OCTestBlock.alloc().init()
        helper = BlocksHelper.alloc().init()
        value = obj.callProcessBlockOn_(helper)
        self.assertEqual(value, -(2.5 * 4.0))

        value = obj.callOptionalBlockOn_(helper)
        self.assertEqual(value, "no block")
Esempio n. 6
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    def testOptionalBlock(self):
        obj = OCTestBlock.alloc().init()

        self.assertEqual(obj.callOptionalBlock_withValue_(None, "hello"),
                         "NOBLOCK")
        self.assertEqual(
            obj.callOptionalBlock_withValue_(lambda x: x + x, "hello"),
            "hellohello")
Esempio n. 7
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    def testBlockFromObjC(self):
        obj = OCTestBlock.alloc().init()

        block = obj.getIntBlock()
        value = block()
        self.assertEqual(value, 42)

        value = block()
        self.assertEqual(value, 42)
Esempio n. 8
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    def testBlockToObjC3(self):
        obj = OCTestBlock.alloc().init()

        lst = []
        def callback(a, b, c, d):
            return ((a, b), (c, d))

        v = obj.callStructBlock_withA_b_c_d_(callback, 1.5, 2.5, 3.5, 4.5)
        self.assertEqual(v, ((1.5, 2.5), (3.5, 4.5)))
Esempio n. 9
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    def testBlockToObjC2(self):
        obj = OCTestBlock.alloc().init()

        lst = []
        def callback(a, b):
            return a * b

        self.assertEqual(obj.callDoubleBlock_withValue_andValue_(callback, 2.0, 3.5), 7.0)
        self.assertEqual(obj.callDoubleBlock_withValue_andValue_(callback, 2.5, 10), 25.0)
Esempio n. 10
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    def testBlockFromObjC2(self):
        obj = OCTestBlock.alloc().init()

        block = obj.getFloatBlock()
        value = block(1, 2)
        self.assertEqual(value, 3.0)

        value = block(2.5, 7.0)
        self.assertEqual(value, 9.5)
Esempio n. 11
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    def testBlockSignatures(self):
        obj = OCTestBlock.alloc().init()

        block = obj.getFloatBlock()
        sig = objc.splitSignature(objc._block_signature(block))
        self.assertEqual(sig,  (objc._C_DBL, objc._C_ID + b'?', objc._C_DBL, objc._C_DBL))

        block = obj.getStructBlock()
        sig = objc.splitSignature(objc._block_signature(block))
        self.assertEqual(sig,  (NSRect_tp, objc._C_ID + b'?', objc._C_DBL, objc._C_DBL, objc._C_DBL, objc._C_DBL))
Esempio n. 12
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    def testStackBlocksWithIndirectUse(self):
        obj = OCTestBlock.alloc().init()
        tester = BlockWithStoredCompletion.alloc().init()
        a = []

        obj.callCompletionOn_andArray_(tester, a)
        self.assertEqual(a, [])

        tester.performCompletions()

        self.assertEqual(a, ['hello', 'world'])
Esempio n. 13
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    def testStackBlocksWithDirectUse(self):
        obj = OCTestBlock.alloc().init()
        tester = BlocksCompletion.alloc().init()
        a = []

        obj.callCompletionOn_andArray_withErasedSignature_(tester, a, 0)
        self.assertEqual(a, ["hello", "world"])

        a = []
        obj.callCompletionOn_andArray_withErasedSignature_(tester, a, 1)
        self.assertEqual(a, ["hello", "world"])
Esempio n. 14
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    def testBlockToObjC(self):
        obj = OCTestBlock.alloc().init()

        lst = []
        def callback(v):
            lst.append(v)

        obj.callIntBlock_withValue_(callback, 42)
        self.assertEqual(len(lst), 1)
        obj.callIntBlock_withValue_(callback, 43)
        self.assertEqual(len(lst), 2)

        self.assertEqual(lst, [42, 43])
Esempio n. 15
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    def testBlockToObjC(self):
        obj = OCTestBlock.alloc().init()
	
	lst = []
	def callback(v):
	    lst.append(v)
	
	obj.callIntBlock_withValue_(callback, 42)
	self.failUnlessEqual(len(lst), 1)
	obj.callIntBlock_withValue_(callback, 43)
	self.failUnlessEqual(len(lst), 2)

	self.failUnlessEqual(lst, [42, 43])
Esempio n. 16
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    def testBlockToObjC(self):
        obj = OCTestBlock.alloc().init()

        lst = []

        def callback(v):
            lst.append(v)

        obj.callIntBlock_withValue_(callback, 42)
        self.assertEqual(len(lst), 1)
        obj.callIntBlock_withValue_(callback, 43)
        self.assertEqual(len(lst), 2)

        self.assertEqual(lst, [42, 43])

        class Helper(object):
            def __init__(self):
                self.values = []

            def callback(self, v):
                self.values.append(v)

        helper = Helper()
        obj.callIntBlock_withValue_(helper.callback, 42)
        self.assertEqual(len(helper.values), 1)
        obj.callIntBlock_withValue_(helper.callback, 43)
        self.assertEqual(len(helper.values), 2)
        self.assertEqual(helper.values, [42, 43])

        class Helper2(objc.lookUpClass("NSObject")):
            def init(self):
                self = objc.super(Helper2, self).init()
                if self is None:
                    return None
                self.values = []
                return self

            def callback_(self, v):
                self.values.append(v)

        helper = Helper2.alloc().init()
        self.assertIsNot(helper, None)
        self.assertEqual(len(helper.values), 0)
        obj.callIntBlock_withValue_(helper.callback_, 42)
        self.assertEqual(len(helper.values), 1)
        obj.callIntBlock_withValue_(helper.callback_, 43)
        self.assertEqual(len(helper.values), 2)
        self.assertEqual(helper.values, [42, 43])
Esempio n. 17
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    def testBlockToObjC(self):
        obj = OCTestBlock.alloc().init()

        lst = []
        def callback(v):
            lst.append(v)

        obj.callIntBlock_withValue_(callback, 42)
        self.assertEqual(len(lst), 1)
        obj.callIntBlock_withValue_(callback, 43)
        self.assertEqual(len(lst), 2)

        self.assertEqual(lst, [42, 43])

        class Helper (object):
            def __init__(self):
                self.values = []

            def callback(self, v):
                self.values.append(v)

        helper = Helper()
        obj.callIntBlock_withValue_(helper.callback, 42)
        self.assertEqual(len(helper.values), 1)
        obj.callIntBlock_withValue_(helper.callback, 43)
        self.assertEqual(len(helper.values), 2)
        self.assertEqual(helper.values, [42, 43])

        class Helper2 (objc.lookUpClass('NSObject')):
            def init(self):
                self = objc.super(Helper2, self).init()
                if self is None:
                    return None
                self.values = []
                return self

            def callback_(self, v):
                self.values.append(v)

        helper = Helper2.alloc().init()
        self.assertIsNot(helper, None)
        self.assertEqual(len(helper.values), 0)
        obj.callIntBlock_withValue_(helper.callback_, 42)
        self.assertEqual(len(helper.values), 1)
        obj.callIntBlock_withValue_(helper.callback_, 43)
        self.assertEqual(len(helper.values), 2)
        self.assertEqual(helper.values, [42, 43])
Esempio n. 18
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    def testBlocksWithoutMetadata(self):
        obj = OCTestBlock.alloc().init()

        block = obj.getIntBlock2()
        value = block(4)
        self.assertEqual(value, 8)

        block = obj.getIntBlock3()
        value = block(4, 8)
        self.assertEqual(value, 12)

        block = obj.getObjectBlock()
        value = block("hello")
        self.assertEqual(value, 5)

        block = obj.getObjectBlock2()
        value = block("hello", "world");
        self.assertEqual(value, 10)
Esempio n. 19
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    def test_block_with_varargs(self):
        obj = OCTestBlock.alloc().init()

        class C:
            def __init__(self):
                self._called = 0

            def callback(*args):
                args[0]._called += 1

        helper = C()
        obj.callIntBlock_withValue_(helper.callback, 43)
        self.assertEqual(helper._called, 1)

        class D:
            def __init__(self):
                self._called = 0

            def callback():
                pass

        helper = D()
        self.assertRaises(TypeError, obj.callIntBlock_withValue_,
                          helper.callback, 43)
Esempio n. 20
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        </method>
        <method selector='optionalBlock:'>
          <retval type='@' />
          <arg index='0' block='true' type='@?'>
            <retval type='@'/>
            <arg type='@' />
          </arg>
        </method>
      </class>
    </signatures>
    ''' % dict(NSRect_tp=NSRect_tp if sys.version_info[0] == 2 else NSRect_tp.decode('ascii')),
    globals(), 'PyObjCTest')

# The blocks tests can only run when PyObjC was compiled with
# GCC 4.2 or later.
v = OCTestBlock.alloc().init()
if hasattr(v, 'getIntBlock'):
    blocksEnabled = True
else:
    blocksEnabled = False
del v

class BlocksHelper (objc.lookUpClass('NSObject')):
    def processBlock_(self, block):
        return -block(2.5, 4.0)

    def optionalBlock_(self, block):
        if block is None:
            return "no block"

        else:
Esempio n. 21
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    def testOptionalBlock(self):
        obj = OCTestBlock.alloc().init()

        self.assertEqual(obj.callOptionalBlock_withValue_(None, "hello"), "NOBLOCK")
        self.assertEqual(obj.callOptionalBlock_withValue_(lambda x: x+x, "hello"), "hellohello")
Esempio n. 22
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 def testBlock3(self):
     obj = OCTestBlock.alloc().init()
     signature = obj.signatureForBlock3_(lambda a: a)
     self.assertEqual(signature, (objc._C_ID + BLOCK_SELF_TYPE +
                                  objc._C_SHT).decode("utf-8"))
Esempio n. 23
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    def testBlockFromObjC3(self):
        obj = OCTestBlock.alloc().init()

        block = obj.getStructBlock()
        v = block(1.5, 2.5, 3.5, 4.5)
        self.assertEqual(v, ((1.5, 2.5), (3.5, 4.5)))