import re

import numpy as np
import pandas as pd
import matplotlib as mpl

import pytest
from numpy.testing import assert_array_equal
from pandas.testing import assert_series_equal

from seaborn._core.plot import Plot
from seaborn._core.scales import (
    Nominal,
    Continuous,
    Boolean,
    Temporal,
    PseudoAxis,
)
from seaborn._core.properties import (
    IntervalProperty,
    ObjectProperty,
    Coordinate,
    Alpha,
    Color,
    Fill,
)
from seaborn.palettes import color_palette
from seaborn.external.version import Version


class TestContinuous:

    @pytest.fixture
    def x(self):
        return pd.Series([1, 3, 9], name="x", dtype=float)

    def setup_ticks(self, x, *args, **kwargs):

        s = Continuous().tick(*args, **kwargs)._setup(x, Coordinate())
        a = PseudoAxis(s._matplotlib_scale)
        a.set_view_interval(0, 1)
        return a

    def setup_labels(self, x, *args, **kwargs):

        s = Continuous().label(*args, **kwargs)._setup(x, Coordinate())
        a = PseudoAxis(s._matplotlib_scale)
        a.set_view_interval(0, 1)
        locs = a.major.locator()
        return a, locs

    def test_coordinate_defaults(self, x):

        s = Continuous()._setup(x, Coordinate())
        assert_series_equal(s(x), x)

    def test_coordinate_transform(self, x):

        s = Continuous(trans="log")._setup(x, Coordinate())
        assert_series_equal(s(x), np.log10(x))

    def test_coordinate_transform_with_parameter(self, x):

        s = Continuous(trans="pow3")._setup(x, Coordinate())
        assert_series_equal(s(x), np.power(x, 3))

    def test_coordinate_transform_error(self, x):

        s = Continuous(trans="bad")
        with pytest.raises(ValueError, match="Unknown value provided"):
            s._setup(x, Coordinate())

    def test_interval_defaults(self, x):

        s = Continuous()._setup(x, IntervalProperty())
        assert_array_equal(s(x), [0, .25, 1])

    def test_interval_with_range(self, x):

        s = Continuous((1, 3))._setup(x, IntervalProperty())
        assert_array_equal(s(x), [1, 1.5, 3])

    def test_interval_with_norm(self, x):

        s = Continuous(norm=(3, 7))._setup(x, IntervalProperty())
        assert_array_equal(s(x), [-.5, 0, 1.5])

    def test_interval_with_range_norm_and_transform(self, x):

        x = pd.Series([1, 10, 100])
        # TODO param order?
        s = Continuous((2, 3), (10, 100), "log")._setup(x, IntervalProperty())
        assert_array_equal(s(x), [1, 2, 3])

    def test_interval_with_bools(self):

        x = pd.Series([True, False, False])
        s = Continuous()._setup(x, IntervalProperty())
        assert_array_equal(s(x), [1, 0, 0])

    def test_color_defaults(self, x):

        cmap = color_palette("ch:", as_cmap=True)
        s = Continuous()._setup(x, Color())
        assert_array_equal(s(x), cmap([0, .25, 1])[:, :3])  # FIXME RGBA

    def test_color_named_values(self, x):

        cmap = color_palette("viridis", as_cmap=True)
        s = Continuous("viridis")._setup(x, Color())
        assert_array_equal(s(x), cmap([0, .25, 1])[:, :3])  # FIXME RGBA

    def test_color_tuple_values(self, x):

        cmap = color_palette("blend:b,g", as_cmap=True)
        s = Continuous(("b", "g"))._setup(x, Color())
        assert_array_equal(s(x), cmap([0, .25, 1])[:, :3])  # FIXME RGBA

    def test_color_callable_values(self, x):

        cmap = color_palette("light:r", as_cmap=True)
        s = Continuous(cmap)._setup(x, Color())
        assert_array_equal(s(x), cmap([0, .25, 1])[:, :3])  # FIXME RGBA

    def test_color_with_norm(self, x):

        cmap = color_palette("ch:", as_cmap=True)
        s = Continuous(norm=(3, 7))._setup(x, Color())
        assert_array_equal(s(x), cmap([-.5, 0, 1.5])[:, :3])  # FIXME RGBA

    def test_color_with_transform(self, x):

        x = pd.Series([1, 10, 100], name="x", dtype=float)
        cmap = color_palette("ch:", as_cmap=True)
        s = Continuous(trans="log")._setup(x, Color())
        assert_array_equal(s(x), cmap([0, .5, 1])[:, :3])  # FIXME RGBA

    def test_tick_locator(self, x):

        locs = [.2, .5, .8]
        locator = mpl.ticker.FixedLocator(locs)
        a = self.setup_ticks(x, locator)
        assert_array_equal(a.major.locator(), locs)

    def test_tick_locator_input_check(self, x):

        err = "Tick locator must be an instance of .*?, not <class 'tuple'>."
        with pytest.raises(TypeError, match=err):
            Continuous().tick((1, 2))

    def test_tick_upto(self, x):

        for n in [2, 5, 10]:
            a = self.setup_ticks(x, upto=n)
            assert len(a.major.locator()) <= (n + 1)

    def test_tick_every(self, x):

        for d in [.05, .2, .5]:
            a = self.setup_ticks(x, every=d)
            assert np.allclose(np.diff(a.major.locator()), d)

    def test_tick_every_between(self, x):

        lo, hi = .2, .8
        for d in [.05, .2, .5]:
            a = self.setup_ticks(x, every=d, between=(lo, hi))
            expected = np.arange(lo, hi + d, d)
            assert_array_equal(a.major.locator(), expected)

    def test_tick_at(self, x):

        locs = [.2, .5, .9]
        a = self.setup_ticks(x, at=locs)
        assert_array_equal(a.major.locator(), locs)

    def test_tick_count(self, x):

        n = 8
        a = self.setup_ticks(x, count=n)
        assert_array_equal(a.major.locator(), np.linspace(0, 1, n))

    def test_tick_count_between(self, x):

        n = 5
        lo, hi = .2, .7
        a = self.setup_ticks(x, count=n, between=(lo, hi))
        assert_array_equal(a.major.locator(), np.linspace(lo, hi, n))

    def test_tick_minor(self, x):

        n = 3
        a = self.setup_ticks(x, count=2, minor=n)
        # I am not sure why matplotlib's minor ticks include the
        # largest major location but exclude the smalllest one ...
        expected = np.linspace(0, 1, n + 2)[1:]
        assert_array_equal(a.minor.locator(), expected)

    def test_log_tick_default(self, x):

        s = Continuous(trans="log")._setup(x, Coordinate())
        a = PseudoAxis(s._matplotlib_scale)
        a.set_view_interval(.5, 1050)
        ticks = a.major.locator()
        assert np.allclose(np.diff(np.log10(ticks)), 1)

    def test_log_tick_upto(self, x):

        n = 3
        s = Continuous(trans="log").tick(upto=n)._setup(x, Coordinate())
        a = PseudoAxis(s._matplotlib_scale)
        assert a.major.locator.numticks == n

    def test_log_tick_count(self, x):

        with pytest.raises(RuntimeError, match="`count` requires"):
            Continuous(trans="log").tick(count=4)

        s = Continuous(trans="log").tick(count=4, between=(1, 1000))
        a = PseudoAxis(s._setup(x, Coordinate())._matplotlib_scale)
        a.set_view_interval(.5, 1050)
        assert_array_equal(a.major.locator(), [1, 10, 100, 1000])

    def test_log_tick_format_disabled(self, x):

        s = Continuous(trans="log").label(base=None)._setup(x, Coordinate())
        a = PseudoAxis(s._matplotlib_scale)
        a.set_view_interval(20, 20000)
        labels = a.major.formatter.format_ticks(a.major.locator())
        for text in labels:
            assert re.match(r"^\d+$", text)

    def test_log_tick_every(self, x):

        with pytest.raises(RuntimeError, match="`every` not supported"):
            Continuous(trans="log").tick(every=2)

    def test_symlog_tick_default(self, x):

        s = Continuous(trans="symlog")._setup(x, Coordinate())
        a = PseudoAxis(s._matplotlib_scale)
        a.set_view_interval(-1050, 1050)
        ticks = a.major.locator()
        assert ticks[0] == -ticks[-1]
        pos_ticks = np.sort(np.unique(np.abs(ticks)))
        assert np.allclose(np.diff(np.log10(pos_ticks[1:])), 1)
        assert pos_ticks[0] == 0

    def test_label_formatter(self, x):

        fmt = mpl.ticker.FormatStrFormatter("%.3f")
        a, locs = self.setup_labels(x, fmt)
        labels = a.major.formatter.format_ticks(locs)
        for text in labels:
            assert re.match(r"^\d\.\d{3}$", text)

    def test_label_like_pattern(self, x):

        a, locs = self.setup_labels(x, like=".4f")
        labels = a.major.formatter.format_ticks(locs)
        for text in labels:
            assert re.match(r"^\d\.\d{4}$", text)

    def test_label_like_string(self, x):

        a, locs = self.setup_labels(x, like="x = {x:.1f}")
        labels = a.major.formatter.format_ticks(locs)
        for text in labels:
            assert re.match(r"^x = \d\.\d$", text)

    def test_label_like_function(self, x):

        a, locs = self.setup_labels(x, like="{:^5.1f}".format)
        labels = a.major.formatter.format_ticks(locs)
        for text in labels:
            assert re.match(r"^ \d\.\d $", text)

    def test_label_base(self, x):

        a, locs = self.setup_labels(100 * x, base=2)
        labels = a.major.formatter.format_ticks(locs)
        for text in labels[1:]:
            assert not text or "2^" in text

    def test_label_unit(self, x):

        a, locs = self.setup_labels(1000 * x, unit="g")
        labels = a.major.formatter.format_ticks(locs)
        for text in labels[1:-1]:
            assert re.match(r"^\d+ mg$", text)

    def test_label_unit_with_sep(self, x):

        a, locs = self.setup_labels(1000 * x, unit=("", "g"))
        labels = a.major.formatter.format_ticks(locs)
        for text in labels[1:-1]:
            assert re.match(r"^\d+mg$", text)

    def test_label_empty_unit(self, x):

        a, locs = self.setup_labels(1000 * x, unit="")
        labels = a.major.formatter.format_ticks(locs)
        for text in labels[1:-1]:
            assert re.match(r"^\d+m$", text)

    def test_label_base_from_transform(self, x):

        s = Continuous(trans="log")
        a = PseudoAxis(s._setup(x, Coordinate())._matplotlib_scale)
        a.set_view_interval(10, 1000)
        label, = a.major.formatter.format_ticks([100])
        assert r"10^{2}" in label

    def test_label_type_checks(self):

        s = Continuous()
        with pytest.raises(TypeError, match="Label formatter must be"):
            s.label("{x}")

        with pytest.raises(TypeError, match="`like` must be"):
            s.label(like=2)


class TestNominal:

    @pytest.fixture
    def x(self):
        return pd.Series(["a", "c", "b", "c"], name="x")

    @pytest.fixture
    def y(self):
        return pd.Series([1, -1.5, 3, -1.5], name="y")

    def test_coordinate_defaults(self, x):

        s = Nominal()._setup(x, Coordinate())
        assert_array_equal(s(x), np.array([0, 1, 2, 1], float))

    def test_coordinate_with_order(self, x):

        s = Nominal(order=["a", "b", "c"])._setup(x, Coordinate())
        assert_array_equal(s(x), np.array([0, 2, 1, 2], float))

    def test_coordinate_with_subset_order(self, x):

        s = Nominal(order=["c", "a"])._setup(x, Coordinate())
        assert_array_equal(s(x), np.array([1, 0, np.nan, 0], float))

    def test_coordinate_axis(self, x):

        ax = mpl.figure.Figure().subplots()
        s = Nominal()._setup(x, Coordinate(), ax.xaxis)
        assert_array_equal(s(x), np.array([0, 1, 2, 1], float))
        f = ax.xaxis.get_major_formatter()
        assert f.format_ticks([0, 1, 2]) == ["a", "c", "b"]

    def test_coordinate_axis_with_order(self, x):

        order = ["a", "b", "c"]
        ax = mpl.figure.Figure().subplots()
        s = Nominal(order=order)._setup(x, Coordinate(), ax.xaxis)
        assert_array_equal(s(x), np.array([0, 2, 1, 2], float))
        f = ax.xaxis.get_major_formatter()
        assert f.format_ticks([0, 1, 2]) == order

    def test_coordinate_axis_with_subset_order(self, x):

        order = ["c", "a"]
        ax = mpl.figure.Figure().subplots()
        s = Nominal(order=order)._setup(x, Coordinate(), ax.xaxis)
        assert_array_equal(s(x), np.array([1, 0, np.nan, 0], float))
        f = ax.xaxis.get_major_formatter()
        assert f.format_ticks([0, 1, 2]) == [*order, ""]

    def test_coordinate_axis_with_category_dtype(self, x):

        order = ["b", "a", "d", "c"]
        x = x.astype(pd.CategoricalDtype(order))
        ax = mpl.figure.Figure().subplots()
        s = Nominal()._setup(x, Coordinate(), ax.xaxis)
        assert_array_equal(s(x), np.array([1, 3, 0, 3], float))
        f = ax.xaxis.get_major_formatter()
        assert f.format_ticks([0, 1, 2, 3]) == order

    def test_coordinate_numeric_data(self, y):

        ax = mpl.figure.Figure().subplots()
        s = Nominal()._setup(y, Coordinate(), ax.yaxis)
        assert_array_equal(s(y), np.array([1, 0, 2, 0], float))
        f = ax.yaxis.get_major_formatter()
        assert f.format_ticks([0, 1, 2]) == ["-1.5", "1.0", "3.0"]

    def test_coordinate_numeric_data_with_order(self, y):

        order = [1, 4, -1.5]
        ax = mpl.figure.Figure().subplots()
        s = Nominal(order=order)._setup(y, Coordinate(), ax.yaxis)
        assert_array_equal(s(y), np.array([0, 2, np.nan, 2], float))
        f = ax.yaxis.get_major_formatter()
        assert f.format_ticks([0, 1, 2]) == ["1.0", "4.0", "-1.5"]

    def test_color_defaults(self, x):

        s = Nominal()._setup(x, Color())
        cs = color_palette()
        assert_array_equal(s(x), [cs[0], cs[1], cs[2], cs[1]])

    def test_color_named_palette(self, x):

        pal = "flare"
        s = Nominal(pal)._setup(x, Color())
        cs = color_palette(pal, 3)
        assert_array_equal(s(x), [cs[0], cs[1], cs[2], cs[1]])

    def test_color_list_palette(self, x):

        cs = color_palette("crest", 3)
        s = Nominal(cs)._setup(x, Color())
        assert_array_equal(s(x), [cs[0], cs[1], cs[2], cs[1]])

    def test_color_dict_palette(self, x):

        cs = color_palette("crest", 3)
        pal = dict(zip("bac", cs))
        s = Nominal(pal)._setup(x, Color())
        assert_array_equal(s(x), [cs[1], cs[2], cs[0], cs[2]])

    def test_color_numeric_data(self, y):

        s = Nominal()._setup(y, Color())
        cs = color_palette()
        assert_array_equal(s(y), [cs[1], cs[0], cs[2], cs[0]])

    def test_color_numeric_with_order_subset(self, y):

        s = Nominal(order=[-1.5, 1])._setup(y, Color())
        c1, c2 = color_palette(n_colors=2)
        null = (np.nan, np.nan, np.nan)
        assert_array_equal(s(y), [c2, c1, null, c1])

    @pytest.mark.xfail(reason="Need to sort out float/int order")
    def test_color_numeric_int_float_mix(self):

        z = pd.Series([1, 2], name="z")
        s = Nominal(order=[1.0, 2])._setup(z, Color())
        c1, c2 = color_palette(n_colors=2)
        null = (np.nan, np.nan, np.nan)
        assert_array_equal(s(z), [c1, null, c2])

    def test_color_alpha_in_palette(self, x):

        cs = [(.2, .2, .3, .5), (.1, .2, .3, 1), (.5, .6, .2, 0)]
        s = Nominal(cs)._setup(x, Color())
        assert_array_equal(s(x), [cs[0], cs[1], cs[2], cs[1]])

    def test_color_unknown_palette(self, x):

        pal = "not_a_palette"
        err = f"'{pal}' is not a valid palette name"
        with pytest.raises(ValueError, match=err):
            Nominal(pal)._setup(x, Color())

    def test_object_defaults(self, x):

        class MockProperty(ObjectProperty):
            def _default_values(self, n):
                return list("xyz"[:n])

        s = Nominal()._setup(x, MockProperty())
        assert s(x) == ["x", "y", "z", "y"]

    def test_object_list(self, x):

        vs = ["x", "y", "z"]
        s = Nominal(vs)._setup(x, ObjectProperty())
        assert s(x) == ["x", "y", "z", "y"]

    def test_object_dict(self, x):

        vs = {"a": "x", "b": "y", "c": "z"}
        s = Nominal(vs)._setup(x, ObjectProperty())
        assert s(x) == ["x", "z", "y", "z"]

    def test_object_order(self, x):

        vs = ["x", "y", "z"]
        s = Nominal(vs, order=["c", "a", "b"])._setup(x, ObjectProperty())
        assert s(x) == ["y", "x", "z", "x"]

    def test_object_order_subset(self, x):

        vs = ["x", "y"]
        s = Nominal(vs, order=["a", "c"])._setup(x, ObjectProperty())
        assert s(x) == ["x", "y", None, "y"]

    def test_objects_that_are_weird(self, x):

        vs = [("x", 1), (None, None, 0), {}]
        s = Nominal(vs)._setup(x, ObjectProperty())
        assert s(x) == [vs[0], vs[1], vs[2], vs[1]]

    def test_alpha_default(self, x):

        s = Nominal()._setup(x, Alpha())
        assert_array_equal(s(x), [.95, .625, .3, .625])

    def test_fill(self):

        x = pd.Series(["a", "a", "b", "a"], name="x")
        s = Nominal()._setup(x, Fill())
        assert_array_equal(s(x), [True, True, False, True])

    def test_fill_dict(self):

        x = pd.Series(["a", "a", "b", "a"], name="x")
        vs = {"a": False, "b": True}
        s = Nominal(vs)._setup(x, Fill())
        assert_array_equal(s(x), [False, False, True, False])

    def test_fill_nunique_warning(self):

        x = pd.Series(["a", "b", "c", "a", "b"], name="x")
        with pytest.warns(UserWarning, match="The variable assigned to fill"):
            s = Nominal()._setup(x, Fill())
        assert_array_equal(s(x), [True, False, True, True, False])

    def test_interval_defaults(self, x):

        class MockProperty(IntervalProperty):
            _default_range = (1, 2)

        s = Nominal()._setup(x, MockProperty())
        assert_array_equal(s(x), [2, 1.5, 1, 1.5])

    def test_interval_tuple(self, x):

        s = Nominal((1, 2))._setup(x, IntervalProperty())
        assert_array_equal(s(x), [2, 1.5, 1, 1.5])

    def test_interval_tuple_numeric(self, y):

        s = Nominal((1, 2))._setup(y, IntervalProperty())
        assert_array_equal(s(y), [1.5, 2, 1, 2])

    def test_interval_list(self, x):

        vs = [2, 5, 4]
        s = Nominal(vs)._setup(x, IntervalProperty())
        assert_array_equal(s(x), [2, 5, 4, 5])

    def test_interval_dict(self, x):

        vs = {"a": 3, "b": 4, "c": 6}
        s = Nominal(vs)._setup(x, IntervalProperty())
        assert_array_equal(s(x), [3, 6, 4, 6])

    def test_interval_with_transform(self, x):

        class MockProperty(IntervalProperty):
            _forward = np.square
            _inverse = np.sqrt

        s = Nominal((2, 4))._setup(x, MockProperty())
        assert_array_equal(s(x), [4, np.sqrt(10), 2, np.sqrt(10)])

    def test_empty_data(self):

        x = pd.Series([], dtype=object, name="x")
        s = Nominal()._setup(x, Coordinate())
        assert_array_equal(s(x), [])

    @pytest.mark.skipif(
        Version(mpl.__version__) < Version("3.4.0"),
        reason="Test failing on older matplotlib for unclear reasons",
    )
    def test_finalize(self, x):

        ax = mpl.figure.Figure().subplots()
        s = Nominal()._setup(x, Coordinate(), ax.yaxis)
        s._finalize(Plot(), ax.yaxis)

        levels = x.unique()
        assert ax.get_ylim() == (len(levels) - .5, -.5)
        assert_array_equal(ax.get_yticks(), list(range(len(levels))))
        for i, expected in enumerate(levels):
            assert ax.yaxis.major.formatter(i) == expected


class TestTemporal:

    @pytest.fixture
    def t(self):
        dates = pd.to_datetime(["1972-09-27", "1975-06-24", "1980-12-14"])
        return pd.Series(dates, name="x")

    @pytest.fixture
    def x(self, t):
        return pd.Series(mpl.dates.date2num(t), name=t.name)

    def test_coordinate_defaults(self, t, x):

        s = Temporal()._setup(t, Coordinate())
        assert_array_equal(s(t), x)

    def test_interval_defaults(self, t, x):

        s = Temporal()._setup(t, IntervalProperty())
        normed = (x - x.min()) / (x.max() - x.min())
        assert_array_equal(s(t), normed)

    def test_interval_with_range(self, t, x):

        values = (1, 3)
        s = Temporal((1, 3))._setup(t, IntervalProperty())
        normed = (x - x.min()) / (x.max() - x.min())
        expected = normed * (values[1] - values[0]) + values[0]
        assert_array_equal(s(t), expected)

    def test_interval_with_norm(self, t, x):

        norm = t[1], t[2]
        s = Temporal(norm=norm)._setup(t, IntervalProperty())
        n = mpl.dates.date2num(norm)
        normed = (x - n[0]) / (n[1] - n[0])
        assert_array_equal(s(t), normed)

    def test_color_defaults(self, t, x):

        cmap = color_palette("ch:", as_cmap=True)
        s = Temporal()._setup(t, Color())
        normed = (x - x.min()) / (x.max() - x.min())
        assert_array_equal(s(t), cmap(normed)[:, :3])  # FIXME RGBA

    def test_color_named_values(self, t, x):

        name = "viridis"
        cmap = color_palette(name, as_cmap=True)
        s = Temporal(name)._setup(t, Color())
        normed = (x - x.min()) / (x.max() - x.min())
        assert_array_equal(s(t), cmap(normed)[:, :3])  # FIXME RGBA

    def test_coordinate_axis(self, t, x):

        ax = mpl.figure.Figure().subplots()
        s = Temporal()._setup(t, Coordinate(), ax.xaxis)
        assert_array_equal(s(t), x)
        locator = ax.xaxis.get_major_locator()
        formatter = ax.xaxis.get_major_formatter()
        assert isinstance(locator, mpl.dates.AutoDateLocator)
        assert isinstance(formatter, mpl.dates.AutoDateFormatter)

    @pytest.mark.skipif(
        Version(mpl.__version__) < Version("3.3.0"),
        reason="Test requires new matplotlib date epoch."
    )
    def test_tick_locator(self, t):

        locator = mpl.dates.YearLocator(month=3, day=15)
        s = Temporal().tick(locator)
        a = PseudoAxis(s._setup(t, Coordinate())._matplotlib_scale)
        a.set_view_interval(0, 365)
        assert 73 in a.major.locator()

    def test_tick_upto(self, t, x):

        n = 8
        ax = mpl.figure.Figure().subplots()
        Temporal().tick(upto=n)._setup(t, Coordinate(), ax.xaxis)
        locator = ax.xaxis.get_major_locator()
        assert set(locator.maxticks.values()) == {n}

    @pytest.mark.skipif(
        Version(mpl.__version__) < Version("3.3.0"),
        reason="Test requires new matplotlib date epoch."
    )
    def test_label_formatter(self, t):

        formatter = mpl.dates.DateFormatter("%Y")
        s = Temporal().label(formatter)
        a = PseudoAxis(s._setup(t, Coordinate())._matplotlib_scale)
        a.set_view_interval(10, 1000)
        label, = a.major.formatter.format_ticks([100])
        assert label == "1970"

    def test_label_concise(self, t, x):

        ax = mpl.figure.Figure().subplots()
        Temporal().label(concise=True)._setup(t, Coordinate(), ax.xaxis)
        formatter = ax.xaxis.get_major_formatter()
        assert isinstance(formatter, mpl.dates.ConciseDateFormatter)


class TestBoolean:

    @pytest.fixture
    def x(self):
        return pd.Series([True, False, False, True], name="x", dtype=bool)

    def test_coordinate(self, x):

        s = Boolean()._setup(x, Coordinate())
        assert_array_equal(s(x), x.astype(float))

    def test_coordinate_axis(self, x):

        ax = mpl.figure.Figure().subplots()
        s = Boolean()._setup(x, Coordinate(), ax.xaxis)
        assert_array_equal(s(x), x.astype(float))
        f = ax.xaxis.get_major_formatter()
        assert f.format_ticks([0, 1]) == ["False", "True"]

    @pytest.mark.parametrize(
        "dtype,value",
        [
            (object, np.nan),
            (object, None),
            # TODO add boolean when we don't need the skipif below
        ]
    )
    def test_coordinate_missing(self, x, dtype, value):

        x = x.astype(dtype)
        x[2] = value
        s = Boolean()._setup(x, Coordinate())
        assert_array_equal(s(x), x.astype(float))

    @pytest.mark.skipif(
        # TODO merge into test above when removing
        Version(pd.__version__) < Version("1.0.0"),
        reason="Test requires nullable booleans",
    )
    def test_coordinate_with_pd_na(self, x):

        x = x.astype("boolean")
        x[2] = pd.NA
        s = Boolean()._setup(x, Coordinate())
        assert_array_equal(s(x), x.astype(float))

    def test_color_defaults(self, x):

        s = Boolean()._setup(x, Color())
        cs = color_palette()
        expected = [cs[int(x_i)] for x_i in ~x]
        assert_array_equal(s(x), expected)

    def test_color_list_palette(self, x):

        cs = color_palette("crest", 2)
        s = Boolean(cs)._setup(x, Color())
        expected = [cs[int(x_i)] for x_i in ~x]
        assert_array_equal(s(x), expected)

    def test_color_tuple_palette(self, x):

        cs = tuple(color_palette("crest", 2))
        s = Boolean(cs)._setup(x, Color())
        expected = [cs[int(x_i)] for x_i in ~x]
        assert_array_equal(s(x), expected)

    def test_color_dict_palette(self, x):

        cs = color_palette("crest", 2)
        pal = {True: cs[0], False: cs[1]}
        s = Boolean(pal)._setup(x, Color())
        expected = [pal[x_i] for x_i in x]
        assert_array_equal(s(x), expected)

    def test_object_defaults(self, x):

        vs = ["x", "y", "z"]

        class MockProperty(ObjectProperty):
            def _default_values(self, n):
                return vs[:n]

        s = Boolean()._setup(x, MockProperty())
        expected = [vs[int(x_i)] for x_i in ~x]
        assert s(x) == expected

    def test_object_list(self, x):

        vs = ["x", "y"]
        s = Boolean(vs)._setup(x, ObjectProperty())
        expected = [vs[int(x_i)] for x_i in ~x]
        assert s(x) == expected

    def test_object_dict(self, x):

        vs = {True: "x", False: "y"}
        s = Boolean(vs)._setup(x, ObjectProperty())
        expected = [vs[x_i] for x_i in x]
        assert s(x) == expected

    def test_fill(self, x):

        s = Boolean()._setup(x, Fill())
        assert_array_equal(s(x), x)

    def test_interval_defaults(self, x):

        vs = (1, 2)

        class MockProperty(IntervalProperty):
            _default_range = vs

        s = Boolean()._setup(x, MockProperty())
        expected = [vs[int(x_i)] for x_i in x]
        assert_array_equal(s(x), expected)

    def test_interval_tuple(self, x):

        vs = (3, 5)
        s = Boolean(vs)._setup(x, IntervalProperty())
        expected = [vs[int(x_i)] for x_i in x]
        assert_array_equal(s(x), expected)

    def test_finalize(self, x):

        ax = mpl.figure.Figure().subplots()
        s = Boolean()._setup(x, Coordinate(), ax.xaxis)
        s._finalize(Plot(), ax.xaxis)
        assert ax.get_xlim() == (1.5, -.5)
        assert_array_equal(ax.get_xticks(), [0, 1])
        assert ax.xaxis.major.formatter(0) == "False"
        assert ax.xaxis.major.formatter(1) == "True"