"""
tests.components.switch.template
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Tests template switch.
"""
import homeassistant.components as core
import homeassistant.components.switch as switch

from homeassistant.const import (
    STATE_ON,
    STATE_OFF)

from tests.common import get_test_home_assistant


class TestTemplateSwitch:
    """ Test the Template switch. """

    def setup_method(self, method):
        self.hass = get_test_home_assistant()

        self.calls = []

        def record_call(service):
            self.calls.append(service)

        self.hass.services.register('test', 'automation', record_call)

    def teardown_method(self, method):
        """ Stop down stuff we started. """
        self.hass.stop()

    def test_template_state_text(self):
        assert switch.setup(self.hass, {
            'switch': {
                'platform': 'template',
                'switches': {
                    'test_template_switch': {
                        'value_template':
                            "{{ states.switch.test_state.state }}",
                        'turn_on': {
                            'service': 'switch.turn_on',
                            'entity_id': 'switch.test_state'
                        },
                        'turn_off': {
                            'service': 'switch.turn_off',
                            'entity_id': 'switch.test_state'
                        },
                    }
                }
            }
        })

        state = self.hass.states.set('switch.test_state', STATE_ON)
        self.hass.pool.block_till_done()

        state = self.hass.states.get('switch.test_template_switch')
        assert state.state == STATE_ON

        state = self.hass.states.set('switch.test_state', STATE_OFF)
        self.hass.pool.block_till_done()

        state = self.hass.states.get('switch.test_template_switch')
        assert state.state == STATE_OFF

    def test_template_state_boolean_on(self):
        assert switch.setup(self.hass, {
            'switch': {
                'platform': 'template',
                'switches': {
                    'test_template_switch': {
                        'value_template':
                            "{{ 1 == 1 }}",
                        'turn_on': {
                            'service': 'switch.turn_on',
                            'entity_id': 'switch.test_state'
                        },
                        'turn_off': {
                            'service': 'switch.turn_off',
                            'entity_id': 'switch.test_state'
                        },
                    }
                }
            }
        })

        state = self.hass.states.get('switch.test_template_switch')
        assert state.state == STATE_ON

    def test_template_state_boolean_off(self):
        assert switch.setup(self.hass, {
            'switch': {
                'platform': 'template',
                'switches': {
                    'test_template_switch': {
                        'value_template':
                            "{{ 1 == 2 }}",
                        'turn_on': {
                            'service': 'switch.turn_on',
                            'entity_id': 'switch.test_state'
                        },
                        'turn_off': {
                            'service': 'switch.turn_off',
                            'entity_id': 'switch.test_state'
                        },
                    }
                }
            }
        })

        state = self.hass.states.get('switch.test_template_switch')
        assert state.state == STATE_OFF

    def test_template_syntax_error(self):
        assert switch.setup(self.hass, {
            'switch': {
                'platform': 'template',
                'switches': {
                    'test_template_switch': {
                        'value_template':
                            "{% if rubbish %}",
                        'turn_on': {
                            'service': 'switch.turn_on',
                            'entity_id': 'switch.test_state'
                        },
                        'turn_off': {
                            'service': 'switch.turn_off',
                            'entity_id': 'switch.test_state'
                        },
                    }
                }
            }
        })

        state = self.hass.states.set('switch.test_state', STATE_ON)
        self.hass.pool.block_till_done()
        state = self.hass.states.get('switch.test_template_switch')
        assert state.state == 'unavailable'

    def test_invalid_name_does_not_create(self):
        assert switch.setup(self.hass, {
            'switch': {
                'platform': 'template',
                'switches': {
                    'test INVALID switch': {
                        'value_template':
                            "{{ rubbish }",
                        'turn_on': {
                            'service': 'switch.turn_on',
                            'entity_id': 'switch.test_state'
                        },
                        'turn_off': {
                            'service': 'switch.turn_off',
                            'entity_id': 'switch.test_state'
                        },
                    }
                }
            }
        })
        assert self.hass.states.all() == []

    def test_invalid_switch_does_not_create(self):
        assert switch.setup(self.hass, {
            'switch': {
                'platform': 'template',
                'switches': {
                    'test_template_switch': 'Invalid'
                }
            }
        })
        assert self.hass.states.all() == []

    def test_no_switches_does_not_create(self):
        assert switch.setup(self.hass, {
            'switch': {
                'platform': 'template'
            }
        })
        assert self.hass.states.all() == []

    def test_missing_template_does_not_create(self):
        assert switch.setup(self.hass, {
            'switch': {
                'platform': 'template',
                'switches': {
                    'test_template_switch': {
                        'not_value_template':
                            "{{ states.switch.test_state.state }}",
                        'turn_on': {
                            'service': 'switch.turn_on',
                            'entity_id': 'switch.test_state'
                        },
                        'turn_off': {
                            'service': 'switch.turn_off',
                            'entity_id': 'switch.test_state'
                        },
                    }
                }
            }
        })
        assert self.hass.states.all() == []

    def test_missing_on_does_not_create(self):
        assert switch.setup(self.hass, {
            'switch': {
                'platform': 'template',
                'switches': {
                    'test_template_switch': {
                        'value_template':
                            "{{ states.switch.test_state.state }}",
                        'not_on': {
                            'service': 'switch.turn_on',
                            'entity_id': 'switch.test_state'
                        },
                        'turn_off': {
                            'service': 'switch.turn_off',
                            'entity_id': 'switch.test_state'
                        },
                    }
                }
            }
        })
        assert self.hass.states.all() == []

    def test_missing_off_does_not_create(self):
        assert switch.setup(self.hass, {
            'switch': {
                'platform': 'template',
                'switches': {
                    'test_template_switch': {
                        'value_template':
                            "{{ states.switch.test_state.state }}",
                        'turn_on': {
                            'service': 'switch.turn_on',
                            'entity_id': 'switch.test_state'
                        },
                        'not_off': {
                            'service': 'switch.turn_off',
                            'entity_id': 'switch.test_state'
                        },
                    }
                }
            }
        })
        assert self.hass.states.all() == []

    def test_on_action(self):
        assert switch.setup(self.hass, {
            'switch': {
                'platform': 'template',
                'switches': {
                    'test_template_switch': {
                        'value_template':
                            "{{ states.switch.test_state.state }}",
                        'turn_on': {
                            'service': 'test.automation'
                        },
                        'turn_off': {
                            'service': 'switch.turn_off',
                            'entity_id': 'switch.test_state'
                        },
                    }
                }
            }
        })
        self.hass.states.set('switch.test_state', STATE_OFF)
        self.hass.pool.block_till_done()

        state = self.hass.states.get('switch.test_template_switch')
        assert state.state == STATE_OFF

        core.switch.turn_on(self.hass, 'switch.test_template_switch')
        self.hass.pool.block_till_done()

        assert 1 == len(self.calls)

    def test_off_action(self):
        assert switch.setup(self.hass, {
            'switch': {
                'platform': 'template',
                'switches': {
                    'test_template_switch': {
                        'value_template':
                            "{{ states.switch.test_state.state }}",
                        'turn_on': {
                            'service': 'switch.turn_on',
                            'entity_id': 'switch.test_state'

                        },
                        'turn_off': {
                            'service': 'test.automation'
                        },
                    }
                }
            }
        })
        self.hass.states.set('switch.test_state', STATE_ON)
        self.hass.pool.block_till_done()

        state = self.hass.states.get('switch.test_template_switch')
        assert state.state == STATE_ON

        core.switch.turn_off(self.hass, 'switch.test_template_switch')
        self.hass.pool.block_till_done()

        assert 1 == len(self.calls)