Ejemplo n.º 1
0
def test_itero():
    """Test the IterIO"""
    iterable = iter(["Hello", "World", "1", "2", "3"])
    io = IterIO(iterable)
    assert io.tell() == 0
    assert io.read(2) == "He"
    assert io.tell() == 2
    assert io.read(3) == "llo"
    assert io.tell() == 5
    io.seek(0)
    assert io.read(5) == "Hello"
    assert io.tell() == 5
    assert io._buf == "Hello"
    assert io.read() == "World123"
    assert io.tell() == 13
    io.close()
    assert io.closed

    io = IterIO(iter(["Hello\n", "World!"]))
    assert io.readline() == 'Hello\n'
    assert io._buf == 'Hello\n'
    assert io.read() == 'World!'
    assert io._buf == 'Hello\nWorld!'
    assert io.tell() == 12
    io.seek(0)
    assert io.readlines() == ['Hello\n', 'World!']

    io = IterIO(iter(["foo\n", "bar"]))
    io.seek(-4, 2)
    assert io.read(4) == '\nbar'

    assert_raises(IOError, io.seek, 2, 100)
    io.close()
    assert_raises(ValueError, io.read)
Ejemplo n.º 2
0
    def test_basic_unicode(self):
        io = IterIO([u"Hello", u"World", u"1", u"2", u"3"])
        assert io.tell() == 0
        assert io.read(2) == u"He"
        assert io.tell() == 2
        assert io.read(3) == u"llo"
        assert io.tell() == 5
        io.seek(0)
        assert io.read(5) == u"Hello"
        assert io.tell() == 5
        assert io._buf == u"Hello"
        assert io.read() == u"World123"
        assert io.tell() == 13
        io.close()
        assert io.closed

        io = IterIO([u"Hello\n", u"World!"])
        assert io.readline() == u'Hello\n'
        assert io._buf == u'Hello\n'
        assert io.read() == u'World!'
        assert io._buf == u'Hello\nWorld!'
        assert io.tell() == 12
        io.seek(0)
        assert io.readlines() == [u'Hello\n', u'World!']

        io = IterIO([u"foo\n", u"bar"])
        io.seek(-4, 2)
        assert io.read(4) == u'\nbar'

        pytest.raises(IOError, io.seek, 2, 100)
        io.close()
        pytest.raises(ValueError, io.read)
Ejemplo n.º 3
0
    def test_basic_bytes(self):
        io = IterIO([b"Hello", b"World", b"1", b"2", b"3"])
        assert io.tell() == 0
        assert io.read(2) == b"He"
        assert io.tell() == 2
        assert io.read(3) == b"llo"
        assert io.tell() == 5
        io.seek(0)
        assert io.read(5) == b"Hello"
        assert io.tell() == 5
        assert io._buf == b"Hello"
        assert io.read() == b"World123"
        assert io.tell() == 13
        io.close()
        assert io.closed

        io = IterIO([b"Hello\n", b"World!"])
        assert io.readline() == b'Hello\n'
        assert io._buf == b'Hello\n'
        assert io.read() == b'World!'
        assert io._buf == b'Hello\nWorld!'
        assert io.tell() == 12
        io.seek(0)
        assert io.readlines() == [b'Hello\n', b'World!']

        io = IterIO([b"foo\n", b"bar"])
        io.seek(-4, 2)
        assert io.read(4) == b'\nbar'

        pytest.raises(IOError, io.seek, 2, 100)
        io.close()
        pytest.raises(ValueError, io.read)
Ejemplo n.º 4
0
    def test_basic_unicode(self):
        io = IterIO([u"Hello", u"World", u"1", u"2", u"3"])
        self.assert_equal(io.tell(), 0)
        self.assert_equal(io.read(2), u"He")
        self.assert_equal(io.tell(), 2)
        self.assert_equal(io.read(3), u"llo")
        self.assert_equal(io.tell(), 5)
        io.seek(0)
        self.assert_equal(io.read(5), u"Hello")
        self.assert_equal(io.tell(), 5)
        self.assert_equal(io._buf, u"Hello")
        self.assert_equal(io.read(), u"World123")
        self.assert_equal(io.tell(), 13)
        io.close()
        assert io.closed

        io = IterIO([u"Hello\n", u"World!"])
        self.assert_equal(io.readline(), u'Hello\n')
        self.assert_equal(io._buf, u'Hello\n')
        self.assert_equal(io.read(), u'World!')
        self.assert_equal(io._buf, u'Hello\nWorld!')
        self.assert_equal(io.tell(), 12)
        io.seek(0)
        self.assert_equal(io.readlines(), [u'Hello\n', u'World!'])

        io = IterIO([u"foo\n", u"bar"])
        io.seek(-4, 2)
        self.assert_equal(io.read(4), u'\nbar')

        self.assert_raises(IOError, io.seek, 2, 100)
        io.close()
        self.assert_raises(ValueError, io.read)
Ejemplo n.º 5
0
    def test_basic(self):
        io = IterIO(["Hello", "World", "1", "2", "3"])
        assert io.tell() == 0
        assert io.read(2) == "He"
        assert io.tell() == 2
        assert io.read(3) == "llo"
        assert io.tell() == 5
        io.seek(0)
        assert io.read(5) == "Hello"
        assert io.tell() == 5
        assert io._buf == "Hello"
        assert io.read() == "World123"
        assert io.tell() == 13
        io.close()
        assert io.closed

        io = IterIO(["Hello\n", "World!"])
        assert io.readline() == "Hello\n"
        assert io._buf == "Hello\n"
        assert io.read() == "World!"
        assert io._buf == "Hello\nWorld!"
        assert io.tell() == 12
        io.seek(0)
        assert io.readlines() == ["Hello\n", "World!"]

        io = IterIO(["foo\n", "bar"])
        io.seek(-4, 2)
        assert io.read(4) == "\nbar"

        self.assert_raises(IOError, io.seek, 2, 100)
        io.close()
        self.assert_raises(ValueError, io.read)
    def test_basic_unicode(self):
        io = IterIO([u"Hello", u"World", u"1", u"2", u"3"])
        self.assert_equal(io.tell(), 0)
        self.assert_equal(io.read(2), u"He")
        self.assert_equal(io.tell(), 2)
        self.assert_equal(io.read(3), u"llo")
        self.assert_equal(io.tell(), 5)
        io.seek(0)
        self.assert_equal(io.read(5), u"Hello")
        self.assert_equal(io.tell(), 5)
        self.assert_equal(io._buf, u"Hello")
        self.assert_equal(io.read(), u"World123")
        self.assert_equal(io.tell(), 13)
        io.close()
        assert io.closed

        io = IterIO([u"Hello\n", u"World!"])
        self.assert_equal(io.readline(), u'Hello\n')
        self.assert_equal(io._buf, u'Hello\n')
        self.assert_equal(io.read(), u'World!')
        self.assert_equal(io._buf, u'Hello\nWorld!')
        self.assert_equal(io.tell(), 12)
        io.seek(0)
        self.assert_equal(io.readlines(), [u'Hello\n', u'World!'])

        io = IterIO([u"foo\n", u"bar"])
        io.seek(-4, 2)
        self.assert_equal(io.read(4), u'\nbar')

        self.assert_raises(IOError, io.seek, 2, 100)
        io.close()
        self.assert_raises(ValueError, io.read)
Ejemplo n.º 7
0
    def test_basic_bytes(self):
        io = IterIO([b"Hello", b"World", b"1", b"2", b"3"])
        self.assert_equal(io.tell(), 0)
        self.assert_equal(io.read(2), b"He")
        self.assert_equal(io.tell(), 2)
        self.assert_equal(io.read(3), b"llo")
        self.assert_equal(io.tell(), 5)
        io.seek(0)
        self.assert_equal(io.read(5), b"Hello")
        self.assert_equal(io.tell(), 5)
        self.assert_equal(io._buf, b"Hello")
        self.assert_equal(io.read(), b"World123")
        self.assert_equal(io.tell(), 13)
        io.close()
        assert io.closed

        io = IterIO([b"Hello\n", b"World!"])
        self.assert_equal(io.readline(), b'Hello\n')
        self.assert_equal(io._buf, b'Hello\n')
        self.assert_equal(io.read(), b'World!')
        self.assert_equal(io._buf, b'Hello\nWorld!')
        self.assert_equal(io.tell(), 12)
        io.seek(0)
        self.assert_equal(io.readlines(), [b'Hello\n', b'World!'])

        io = IterIO([b"foo\n", b"bar"])
        io.seek(-4, 2)
        self.assert_equal(io.read(4), b'\nbar')

        self.assert_raises(IOError, io.seek, 2, 100)
        io.close()
        self.assert_raises(ValueError, io.read)
Ejemplo n.º 8
0
    def test_basic(self):
        io = IterIO(["Hello", "World", "1", "2", "3"])
        assert io.tell() == 0
        assert io.read(2) == "He"
        assert io.tell() == 2
        assert io.read(3) == "llo"
        assert io.tell() == 5
        io.seek(0)
        assert io.read(5) == "Hello"
        assert io.tell() == 5
        assert io._buf == "Hello"
        assert io.read() == "World123"
        assert io.tell() == 13
        io.close()
        assert io.closed

        io = IterIO(["Hello\n", "World!"])
        assert io.readline() == 'Hello\n'
        assert io._buf == 'Hello\n'
        assert io.read() == 'World!'
        assert io._buf == 'Hello\nWorld!'
        assert io.tell() == 12
        io.seek(0)
        assert io.readlines() == ['Hello\n', 'World!']

        io = IterIO(["foo\n", "bar"])
        io.seek(-4, 2)
        assert io.read(4) == '\nbar'

        self.assert_raises(IOError, io.seek, 2, 100)
        io.close()
        self.assert_raises(ValueError, io.read)
    def test_basic_bytes(self):
        io = IterIO([b"Hello", b"World", b"1", b"2", b"3"])
        self.assert_equal(io.tell(), 0)
        self.assert_equal(io.read(2), b"He")
        self.assert_equal(io.tell(), 2)
        self.assert_equal(io.read(3), b"llo")
        self.assert_equal(io.tell(), 5)
        io.seek(0)
        self.assert_equal(io.read(5), b"Hello")
        self.assert_equal(io.tell(), 5)
        self.assert_equal(io._buf, b"Hello")
        self.assert_equal(io.read(), b"World123")
        self.assert_equal(io.tell(), 13)
        io.close()
        assert io.closed

        io = IterIO([b"Hello\n", b"World!"])
        self.assert_equal(io.readline(), b'Hello\n')
        self.assert_equal(io._buf, b'Hello\n')
        self.assert_equal(io.read(), b'World!')
        self.assert_equal(io._buf, b'Hello\nWorld!')
        self.assert_equal(io.tell(), 12)
        io.seek(0)
        self.assert_equal(io.readlines(), [b'Hello\n', b'World!'])

        io = IterIO([b"foo\n", b"bar"])
        io.seek(-4, 2)
        self.assert_equal(io.read(4), b'\nbar')

        self.assert_raises(IOError, io.seek, 2, 100)
        io.close()
        self.assert_raises(ValueError, io.read)
Ejemplo n.º 10
0
    def test_basic_native(self):
        io = IterIO(["Hello", "World", "1", "2", "3"])
        self.assert_equal(io.tell(), 0)
        self.assert_equal(io.read(2), "He")
        self.assert_equal(io.tell(), 2)
        self.assert_equal(io.read(3), "llo")
        self.assert_equal(io.tell(), 5)
        io.seek(0)
        self.assert_equal(io.read(5), "Hello")
        self.assert_equal(io.tell(), 5)
        self.assert_equal(io._buf, "Hello")
        self.assert_equal(io.read(), "World123")
        self.assert_equal(io.tell(), 13)
        io.close()
        assert io.closed

        io = IterIO(["Hello\n", "World!"])
        self.assert_equal(io.readline(), "Hello\n")
        self.assert_equal(io._buf, "Hello\n")
        self.assert_equal(io.read(), "World!")
        self.assert_equal(io._buf, "Hello\nWorld!")
        self.assert_equal(io.tell(), 12)
        io.seek(0)
        self.assert_equal(io.readlines(), ["Hello\n", "World!"])

        io = IterIO(["foo\n", "bar"])
        io.seek(-4, 2)
        self.assert_equal(io.read(4), "\nbar")

        self.assert_raises(IOError, io.seek, 2, 100)
        io.close()
        self.assert_raises(ValueError, io.read)
Ejemplo n.º 11
0
    def test_basic_unicode(self):
        io = IterIO([u"Hello", u"World", u"1", u"2", u"3"])
        assert io.tell() == 0
        assert io.read(2) == u"He"
        assert io.tell() == 2
        assert io.read(3) == u"llo"
        assert io.tell() == 5
        io.seek(0)
        assert io.read(5) == u"Hello"
        assert io.tell() == 5
        assert io._buf == u"Hello"
        assert io.read() == u"World123"
        assert io.tell() == 13
        io.close()
        assert io.closed

        io = IterIO([u"Hello\n", u"World!"])
        assert io.readline() == u'Hello\n'
        assert io._buf == u'Hello\n'
        assert io.read() == u'World!'
        assert io._buf == u'Hello\nWorld!'
        assert io.tell() == 12
        io.seek(0)
        assert io.readlines() == [u'Hello\n', u'World!']

        io = IterIO([u"foo\n", u"bar"])
        io.seek(-4, 2)
        assert io.read(4) == u'\nbar'

        pytest.raises(IOError, io.seek, 2, 100)
        io.close()
        pytest.raises(ValueError, io.read)
Ejemplo n.º 12
0
    def test_basic_bytes(self):
        io = IterIO([b"Hello", b"World", b"1", b"2", b"3"])
        assert io.tell() == 0
        assert io.read(2) == b"He"
        assert io.tell() == 2
        assert io.read(3) == b"llo"
        assert io.tell() == 5
        io.seek(0)
        assert io.read(5) == b"Hello"
        assert io.tell() == 5
        assert io._buf == b"Hello"
        assert io.read() == b"World123"
        assert io.tell() == 13
        io.close()
        assert io.closed

        io = IterIO([b"Hello\n", b"World!"])
        assert io.readline() == b'Hello\n'
        assert io._buf == b'Hello\n'
        assert io.read() == b'World!'
        assert io._buf == b'Hello\nWorld!'
        assert io.tell() == 12
        io.seek(0)
        assert io.readlines() == [b'Hello\n', b'World!']

        io = IterIO([b"foo\n", b"bar"])
        io.seek(-4, 2)
        assert io.read(4) == b'\nbar'

        pytest.raises(IOError, io.seek, 2, 100)
        io.close()
        pytest.raises(ValueError, io.read)
Ejemplo n.º 13
0
    def test_basic_native(self):
        io = IterIO(["Hello", "World", "1", "2", "3"])
        io.seek(0)
        assert io.tell() == 0
        assert io.read(2) == "He"
        assert io.tell() == 2
        assert io.read(3) == "llo"
        assert io.tell() == 5
        io.seek(0)
        assert io.read(5) == "Hello"
        assert io.tell() == 5
        assert io._buf == "Hello"
        assert io.read() == "World123"
        assert io.tell() == 13
        io.close()
        assert io.closed

        io = IterIO(["Hello\n", "World!"])
        assert io.readline() == 'Hello\n'
        assert io._buf == 'Hello\n'
        assert io.read() == 'World!'
        assert io._buf == 'Hello\nWorld!'
        assert io.tell() == 12
        io.seek(0)
        assert io.readlines() == ['Hello\n', 'World!']

        io = IterIO(['Line one\nLine ', 'two\nLine three'])
        assert list(io) == ['Line one\n', 'Line two\n', 'Line three']
        io = IterIO(iter('Line one\nLine two\nLine three'))
        assert list(io) == ['Line one\n', 'Line two\n', 'Line three']
        io = IterIO(['Line one\nL', 'ine', ' two', '\nLine three'])
        assert list(io) == ['Line one\n', 'Line two\n', 'Line three']

        io = IterIO(["foo\n", "bar"])
        io.seek(-4, 2)
        assert io.read(4) == '\nbar'

        pytest.raises(IOError, io.seek, 2, 100)
        io.close()
        pytest.raises(ValueError, io.read)
Ejemplo n.º 14
0
    def test_basic_native(self):
        io = IterIO(["Hello", "World", "1", "2", "3"])
        io.seek(0)
        assert io.tell() == 0
        assert io.read(2) == "He"
        assert io.tell() == 2
        assert io.read(3) == "llo"
        assert io.tell() == 5
        io.seek(0)
        assert io.read(5) == "Hello"
        assert io.tell() == 5
        assert io._buf == "Hello"
        assert io.read() == "World123"
        assert io.tell() == 13
        io.close()
        assert io.closed

        io = IterIO(["Hello\n", "World!"])
        assert io.readline() == 'Hello\n'
        assert io._buf == 'Hello\n'
        assert io.read() == 'World!'
        assert io._buf == 'Hello\nWorld!'
        assert io.tell() == 12
        io.seek(0)
        assert io.readlines() == ['Hello\n', 'World!']

        io = IterIO(['Line one\nLine ', 'two\nLine three'])
        assert list(io) == ['Line one\n', 'Line two\n', 'Line three']
        io = IterIO(iter('Line one\nLine two\nLine three'))
        assert list(io) == ['Line one\n', 'Line two\n', 'Line three']
        io = IterIO(['Line one\nL', 'ine', ' two', '\nLine three'])
        assert list(io) == ['Line one\n', 'Line two\n', 'Line three']

        io = IterIO(["foo\n", "bar"])
        io.seek(-4, 2)
        assert io.read(4) == '\nbar'

        pytest.raises(IOError, io.seek, 2, 100)
        io.close()
        pytest.raises(ValueError, io.read)
Ejemplo n.º 15
0
    def test_basic_native(self):
        io = IterIO(["Hello", "World", "1", "2", "3"])
        io.seek(0)
        assert io.tell() == 0
        assert io.read(2) == "He"
        assert io.tell() == 2
        assert io.read(3) == "llo"
        assert io.tell() == 5
        io.seek(0)
        assert io.read(5) == "Hello"
        assert io.tell() == 5
        assert io._buf == "Hello"
        assert io.read() == "World123"
        assert io.tell() == 13
        io.close()
        assert io.closed

        io = IterIO(["Hello\n", "World!"])
        assert io.readline() == "Hello\n"
        assert io._buf == "Hello\n"
        assert io.read() == "World!"
        assert io._buf == "Hello\nWorld!"
        assert io.tell() == 12
        io.seek(0)
        assert io.readlines() == ["Hello\n", "World!"]

        io = IterIO(["Line one\nLine ", "two\nLine three"])
        assert list(io) == ["Line one\n", "Line two\n", "Line three"]
        io = IterIO(iter("Line one\nLine two\nLine three"))
        assert list(io) == ["Line one\n", "Line two\n", "Line three"]
        io = IterIO(["Line one\nL", "ine", " two", "\nLine three"])
        assert list(io) == ["Line one\n", "Line two\n", "Line three"]

        io = IterIO(["foo\n", "bar"])
        io.seek(-4, 2)
        assert io.read(4) == "\nbar"

        pytest.raises(IOError, io.seek, 2, 100)
        io.close()
        pytest.raises(ValueError, io.read)
Ejemplo n.º 16
0
    def test_basic_native(self):
        io = IterIO(["Hello", "World", "1", "2", "3"])
        self.assert_equal(io.tell(), 0)
        self.assert_equal(io.read(2), "He")
        self.assert_equal(io.tell(), 2)
        self.assert_equal(io.read(3), "llo")
        self.assert_equal(io.tell(), 5)
        io.seek(0)
        self.assert_equal(io.read(5), "Hello")
        self.assert_equal(io.tell(), 5)
        self.assert_equal(io._buf, "Hello")
        self.assert_equal(io.read(), "World123")
        self.assert_equal(io.tell(), 13)
        io.close()
        assert io.closed

        io = IterIO(["Hello\n", "World!"])
        self.assert_equal(io.readline(), 'Hello\n')
        self.assert_equal(io._buf, 'Hello\n')
        self.assert_equal(io.read(), 'World!')
        self.assert_equal(io._buf, 'Hello\nWorld!')
        self.assert_equal(io.tell(), 12)
        io.seek(0)
        self.assert_equal(io.readlines(), ['Hello\n', 'World!'])

        io = IterIO(['Line one\nLine ', 'two\nLine three'])
        self.assert_equal(list(io), ['Line one\n', 'Line two\n', 'Line three'])
        io = IterIO(iter('Line one\nLine two\nLine three'))
        self.assert_equal(list(io), ['Line one\n', 'Line two\n', 'Line three'])
        io = IterIO(['Line one\nL', 'ine', ' two', '\nLine three'])
        self.assert_equal(list(io), ['Line one\n', 'Line two\n', 'Line three'])

        io = IterIO(["foo\n", "bar"])
        io.seek(-4, 2)
        self.assert_equal(io.read(4), '\nbar')

        self.assert_raises(IOError, io.seek, 2, 100)
        io.close()
        self.assert_raises(ValueError, io.read)
Ejemplo n.º 17
0
    def test_basic_native(self):
        io = IterIO(["Hello", "World", "1", "2", "3"])
        self.assert_equal(io.tell(), 0)
        self.assert_equal(io.read(2), "He")
        self.assert_equal(io.tell(), 2)
        self.assert_equal(io.read(3), "llo")
        self.assert_equal(io.tell(), 5)
        io.seek(0)
        self.assert_equal(io.read(5), "Hello")
        self.assert_equal(io.tell(), 5)
        self.assert_equal(io._buf, "Hello")
        self.assert_equal(io.read(), "World123")
        self.assert_equal(io.tell(), 13)
        io.close()
        assert io.closed

        io = IterIO(["Hello\n", "World!"])
        self.assert_equal(io.readline(), 'Hello\n')
        self.assert_equal(io._buf, 'Hello\n')
        self.assert_equal(io.read(), 'World!')
        self.assert_equal(io._buf, 'Hello\nWorld!')
        self.assert_equal(io.tell(), 12)
        io.seek(0)
        self.assert_equal(io.readlines(), ['Hello\n', 'World!'])

        io = IterIO(['Line one\nLine ', 'two\nLine three'])
        self.assert_equal(list(io), ['Line one\n', 'Line two\n', 'Line three'])
        io = IterIO(iter('Line one\nLine two\nLine three'))
        self.assert_equal(list(io), ['Line one\n', 'Line two\n', 'Line three'])
        io = IterIO(['Line one\nL', 'ine', ' two', '\nLine three'])
        self.assert_equal(list(io), ['Line one\n', 'Line two\n', 'Line three'])

        io = IterIO(["foo\n", "bar"])
        io.seek(-4, 2)
        self.assert_equal(io.read(4), '\nbar')

        self.assert_raises(IOError, io.seek, 2, 100)
        io.close()
        self.assert_raises(ValueError, io.read)