def test_nice_2(self):
# has no effect on degenerate domains
x = LinearScale().domain([0, 0]).nice()
self.assertEqual(x.domain(), [0, 0])
x = LinearScale().domain([0.5, 0.5]).nice()
self.assertEqual(x.domain(), [0.5, 0.5])
def test_nice_2(self):
# has no effect on degenerate domains
x = LinearScale().domain([0, 0]).nice()
self.assertEqual(x.domain(), [0, 0])
x = LinearScale().domain([0.5, 0.5]).nice()
self.assertEqual(x.domain(), [0.5, 0.5])
def test_nice_3(self):
# accepts a tick count to control nicing step
x = LinearScale().domain([12, 87]).nice(5)
self.assertEqual(x.domain(), [0, 100])
x = LinearScale().domain([12, 87]).nice(10)
self.assertEqual(x.domain(), [10, 90])
x = LinearScale().domain([12, 87]).nice(100)
self.assertEqual(x.domain(), [12, 87])
def test_nice_3(self):
# accepts a tick count to control nicing step
x = LinearScale().domain([12, 87]).nice(5)
self.assertEqual(x.domain(), [0, 100])
x = LinearScale().domain([12, 87]).nice(10)
self.assertEqual(x.domain(), [10, 90])
x = LinearScale().domain([12, 87]).nice(100)
self.assertEqual(x.domain(), [12, 87])
def test_copy_1(self):
# changes to the domain are isolated
x = LinearScale()
y = x.copy()
x.domain([1, 2])
self.assertEqual(y.domain(), [0, 1])
self.assertEqual(x(1), 0)
self.assertEqual(y(1), 1)
y.domain([2, 3])
self.assertEqual(x(2), 1)
self.assertEqual(y(2), 0)
self.assertEqual(x.domain(), [1, 2])
self.assertEqual(y.domain(), [2, 3])
def test_copy_1(self):
# changes to the domain are isolated
x = LinearScale()
y = x.copy()
x.domain([1, 2])
self.assertEqual(y.domain(), [0, 1])
self.assertEqual(x(1), 0)
self.assertEqual(y(1), 1)
y.domain([2, 3])
self.assertEqual(x(2), 1)
self.assertEqual(y(2), 0)
self.assertEqual(x.domain(), [1, 2])
self.assertEqual(y.domain(), [2, 3])
def test_nice_1(self):
# nices the domain, extending it to round numbers
x = LinearScale().domain([1.1, 10.9]).nice()
self.assertEqual(x.domain(), [1, 11])
x = LinearScale().domain([10.9, 1.1]).nice()
self.assertEqual(x.domain(), [11, 1])
x = LinearScale().domain([0.7, 11.001]).nice()
self.assertEqual(x.domain(), [0, 12])
x = LinearScale().domain([123.1, 6.7]).nice()
self.assertEqual(x.domain(), [130, 0])
x = LinearScale().domain([0, 0.49]).nice()
self.assertEqual(x.domain(), [0, 0.5])
x = LinearScale().domain([-0.1, 51.1]).nice(8)
self.assertEqual(x.domain(), [-10, 60])
def test_nice_1(self):
# nices the domain, extending it to round numbers
x = LinearScale().domain([1.1, 10.9]).nice()
self.assertEqual(x.domain(), [1, 11])
x = LinearScale().domain([10.9, 1.1]).nice()
self.assertEqual(x.domain(), [11, 1])
x = LinearScale().domain([0.7, 11.001]).nice()
self.assertEqual(x.domain(), [0, 12])
x = LinearScale().domain([123.1, 6.7]).nice()
self.assertEqual(x.domain(), [130, 0])
x = LinearScale().domain([0, 0.49]).nice()
self.assertEqual(x.domain(), [0, 0.5])
x = LinearScale().domain([-0.1, 51.1]).nice(8)
self.assertEqual(x.domain(), [-10, 60])
def test_domain_1(self):
# defaults to [0, 1]
x = LinearScale()
self.assertEqual(x.domain(), [0, 1])
self.assertAlmostEqual(x(0.5), 0.5)
def test_domain_1(self):
# defaults to [0, 1]
x = LinearScale()
self.assertEqual(x.domain(), [0, 1])
self.assertAlmostEqual(x(0.5), 0.5)