package org.richardsson.woloc.activity;

import android.content.SharedPreferences;
import org.junit.Before;
import org.junit.Test;
import org.mockito.InjectMocks;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import org.richardsson.woloc.R;
import org.richardsson.woloc.android.wrapper.ResourceWrapper;
import org.richardsson.woloc.android.wrapper.Settings;
import org.richardsson.woloc.android.wrapper.SettingsFragmentWrapper;

import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;

public class SettingsHandlerTest {

    @Mock private SettingsFragmentWrapper mockSettingsFragment;
    @Mock private SharedPreferences mockSharedPreferences;
    @Mock private ResourceWrapper mockResourceWrapper;

    private static final String SSID = "newSsid";
    private static final String NO_NETWORK_SELECTED = "No network selected";
    private static final String EMAIL_ADDRESS = "newEamil";
    private static final String NO_EMAIL_ADDRESS_SET = "No email address set";

    @InjectMocks private SettingsHandler classUnderTest;

    @Before
    public void beforeEachTest() {
        MockitoAnnotations.initMocks(this);

        when(mockSharedPreferences.getString(Settings.SSID_SETTINGS_KEY, "")).thenReturn(SSID);
        when(mockResourceWrapper.getString(R.string.no_network_selected)).thenReturn(NO_NETWORK_SELECTED);

        when(mockSharedPreferences.getString(Settings.EMAIL_ADDRESS_SETTINGS_KEY, "")).thenReturn(EMAIL_ADDRESS);
        when(mockResourceWrapper.getString(R.string.no_email_address_set)).thenReturn(NO_EMAIL_ADDRESS_SET);
    }

    @Test
    public void anUpdateOfASsidShouldUpdateSummary() {
        // Fixture

        // Test
        classUnderTest.onSharedPreferenceChanged(mockSharedPreferences, Settings.SSID_SETTINGS_KEY);

        // Assert
        verify(mockSettingsFragment).setSummary(Settings.SSID_SETTINGS_KEY, SSID);
    }

    @Test
    public void anUpdateToNoSsidShouldUpdateSummaryToDefaultString() {
        // Fixture
        when(mockSharedPreferences.getString(Settings.SSID_SETTINGS_KEY, "")).thenReturn("");

        // Test
        classUnderTest.onSharedPreferenceChanged(mockSharedPreferences, Settings.SSID_SETTINGS_KEY);

        // Assert
        verify(mockSettingsFragment).setSummary(Settings.SSID_SETTINGS_KEY, NO_NETWORK_SELECTED);
    }

    @Test
    public void aCallToUpdateSummariesShouldUpdateSsidSummary() {
        // Fixture

        // Test
        classUnderTest.updateSummaries(mockSharedPreferences);

        // Assert
        verify(mockSettingsFragment).setSummary(Settings.SSID_SETTINGS_KEY, SSID);
    }

    @Test
    public void anUpdateOfEmailAddressShouldUpdateSummary() {
        // Fixture

        // Test
        classUnderTest.onSharedPreferenceChanged(mockSharedPreferences, Settings.EMAIL_ADDRESS_SETTINGS_KEY);

        // Assert
        verify(mockSettingsFragment).setSummary(Settings.EMAIL_ADDRESS_SETTINGS_KEY, EMAIL_ADDRESS);
    }

    @Test
    public void anUpdateToNoEmailShouldUpdateSummaryToDefaultString() {
        // Fixture
        when(mockSharedPreferences.getString(Settings.EMAIL_ADDRESS_SETTINGS_KEY, "")).thenReturn("");

        // Test
        classUnderTest.onSharedPreferenceChanged(mockSharedPreferences, Settings.EMAIL_ADDRESS_SETTINGS_KEY);

        // Assert
        verify(mockSettingsFragment).setSummary(Settings.EMAIL_ADDRESS_SETTINGS_KEY, NO_EMAIL_ADDRESS_SET);
    }

    @Test
    public void aCallToUpdateSummariesShouldUpdateEmailAddressSummary() {
        // Fixture

        // Test
        classUnderTest.updateSummaries(mockSharedPreferences);

        // Assert
        verify(mockSettingsFragment).setSummary(Settings.EMAIL_ADDRESS_SETTINGS_KEY, EMAIL_ADDRESS);
    }
}