import json
import unittest

import core.config
import core.output
import core.module


class TestModule(core.module.Module):
    pass


class i3(unittest.TestCase):
    def setUp(self):
        self.i3 = core.output.i3()
        widget = unittest.mock.MagicMock()
        widget.full_text.return_value = "test"
        self.someModule = TestModule(
            config=core.config.Config([]), widgets=[widget, widget, widget]
        )
        self.paddedTheme = core.theme.Theme(raw_data={"defaults": {"padding": " "}})
        self.separator = "***"
        self.separatorTheme = core.theme.Theme(
            raw_data={
                "defaults": {"separator": self.separator, "fg": "red", "bg": "blue"}
            }
        )
        self.someBlock = core.output.block(
            theme=self.separatorTheme,
            module=self.someModule,
            widget=self.someModule.widget(),
        )

    def test_start(self):
        core.event.clear()

        all_data = self.i3.start()
        data = all_data["blocks"]
        self.assertEqual(1, data["version"], "i3bar protocol version 1 expected")
        self.assertTrue(data["click_events"], "click events should be enabled")
        self.assertEqual("\n[", all_data["suffix"])

    def test_stop(self):
        self.assertEqual(
            "\n]", self.i3.stop()["suffix"], "wrong i3bar protocol during stop"
        )

    def test_no_modules_by_default(self):
        self.assertEqual(
            0, len(self.i3.modules()), "module list should be empty by default"
        )

    def test_register_single_module(self):
        self.i3.modules(self.someModule)
        self.assertEqual(
            1, len(self.i3.modules()), "setting single module does not work"
        )

    def test_register_multiple_modules(self):
        self.i3.modules([self.someModule, self.someModule, self.someModule])
        self.assertEqual(3, len(self.i3.modules()), "setting module list does not work")

    def test_draw_existing_module(self):
        self.i3.test_draw = unittest.mock.MagicMock(
            return_value={"blocks": {"test": True}, "suffix": "end"}
        )
        self.i3.draw("test_draw")
        self.i3.test_draw.assert_called_once_with()

    def test_empty_status_line(self):
        data = self.i3.statusline()
        self.assertEqual(
            [], data["blocks"], "expected empty list of status line entries"
        )
        self.assertEqual(",", data["suffix"], 'expected "," as suffix')

    def test_statusline(self):
        self.i3.modules([self.someModule, self.someModule, self.someModule])
        self.i3.update()
        data = self.i3.statusline()
        self.assertEqual(
            len(self.someModule.widgets()) * 3,
            len(data["blocks"]),
            "wrong number of widgets",
        )

    def test_padding(self):
        self.i3.theme(self.paddedTheme)
        blk = core.output.block(
            self.i3.theme(), self.someModule, self.someModule.widget()
        )
        blk.set("full_text", "abc")
        result = blk.dict()["full_text"]
        self.assertEqual(" abc ", result)

    def test_no_separator(self):
        result = self.i3.__separator_block(self.someModule, self.someModule.widget())
        self.assertEqual([], result)

    def test_separator(self):
        self.i3.theme(self.separatorTheme)
        result = self.i3.__separator_block(self.someModule, self.someModule.widget())
        self.assertEqual(1, len(result))
        self.assertEqual("***", result[0].dict()["full_text"])
        self.assertTrue(result[0].dict().get("_decorator", False))
        self.assertEqual(
            self.separatorTheme.get("bg", self.someModule.widget()),
            result[0].dict()["color"],
        )

    def test_dump_json(self):
        obj = unittest.mock.MagicMock()
        obj.dict = unittest.mock.MagicMock()
        core.output.dump_json(obj)
        obj.dict_assert_called_once_with()

    def test_assign(self):
        src = {"a": "x", "b": "y", "c": "z"}
        dst = {}

        core.output.assign(src, dst, "a")
        self.assertEqual(dst["a"], src["a"])

        core.output.assign(src, dst, "123", "b")
        self.assertEqual(dst["123"], src["b"])

        core.output.assign(src, dst, "blub", default="def")
        self.assertEqual("def", dst["blub"])

    def test_pango_detection(self):
        self.assertFalse(self.someBlock.is_pango({}))
        self.assertTrue(self.someBlock.is_pango({"pango": {}}))

    def test_pangoize(self):
        self.assertEqual("test", self.someBlock.pangoize("test"))
        self.assertFalse("markup" in self.someBlock.dict())

        pango = self.someBlock.pangoize(
            {"pango": {"attr": "blub", "x": "y", "full_text": "test"}}
        )
        self.assertTrue('attr="blub"' in pango)
        self.assertTrue('x="y"' in pango)
        self.assertTrue("<span " in pango)
        self.assertTrue(">test</span>" in pango)
        self.assertEqual("pango", self.someBlock.dict()["markup"])

    def test_padding(self):
        self.someBlock.set("padding", "***")
        self.someBlock.set("full_text", "test")

        self.assertEqual("***test***", self.someBlock.dict()["full_text"])

    def test_pre_suffix(self):
        self.someBlock.set("padding", "*")
        self.someBlock.set("prefix", "pre")
        self.someBlock.set("suffix", "suf")
        self.someBlock.set("full_text", "test")

        self.assertEqual("*pre*test*suf*", self.someBlock.dict()["full_text"])


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