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package net.sourceforge.cruisecontrol.dashboard.web;

import java.io.File;
import java.util.HashMap;

import net.sourceforge.cruisecontrol.dashboard.service.BuildLoopQueryService;
import net.sourceforge.cruisecontrol.dashboard.service.ConfigurationService;
import net.sourceforge.cruisecontrol.dashboard.service.DashboardXmlConfigService;
import net.sourceforge.cruisecontrol.dashboard.service.EnvironmentService;
import net.sourceforge.cruisecontrol.dashboard.testhelpers.DataUtils;

import org.jmock.Mock;
import org.jmock.cglib.MockObjectTestCase;
import org.springframework.mock.web.MockHttpServletRequest;
import org.springframework.mock.web.MockHttpServletResponse;
import org.springframework.web.servlet.ModelAndView;

public class ConfigInterceptorTest extends MockObjectTestCase {
    private MockHttpServletRequest request;

    private MockHttpServletResponse response;

    private Mock mockConfiguration;

    private ConfigurationService configurationMock;

    private ConfigInterceptor interceptor;
    private ModelAndView modelAndView;

    protected void setUp() throws Exception {
        request = new MockHttpServletRequest();
        response = new MockHttpServletResponse();
        mockConfiguration =
                mock(ConfigurationService.class, new Class[] {EnvironmentService.class,
                        DashboardXmlConfigService.class, BuildLoopQueryService.class}, new Object[] {null,
                        null, null});
        configurationMock = (ConfigurationService) mockConfiguration.proxy();
        interceptor = new ConfigInterceptor(configurationMock);
        modelAndView = new ModelAndView("model", new HashMap());
    }

    public void testShouldSetHasDashboardConfigToFalseWhenTheDashboardConfigLocationIsEmpty() throws Exception {
        expectsIsForceBuildEnabledCalled(true);
        expectsGetDashboardConfigLocationCalled(null);
        interceptor.postHandle(request, response, null, modelAndView);
        assertEquals("false", modelAndView.getModel().get(ConfigInterceptor.HAS_DASHBOARD_CONFIG_KEY));
    }

    public void testShouldSetHasDashboardConfigToFalseWhenTheDashboardConfigLocationIsInvalid() throws Exception {
        expectsIsForceBuildEnabledCalled(true);
        expectsGetDashboardConfigLocationCalled("not.exist");
        interceptor.postHandle(request, response, null, modelAndView);
        assertEquals("false", modelAndView.getModel().get(ConfigInterceptor.HAS_DASHBOARD_CONFIG_KEY));
    }

    public void testShouldSetHasDashboardConfigToTrueWhenTheCruiseLogIsNotEmpty() throws Exception {
        File tempFile = DataUtils.createTempFile("config", "file");
        expectsIsForceBuildEnabledCalled(true);
        expectsGetDashboardConfigLocationCalled(tempFile.getPath());
        interceptor.postHandle(request, response, null, modelAndView);
        assertEquals("true", modelAndView.getModel().get(ConfigInterceptor.HAS_DASHBOARD_CONFIG_KEY));
    }

    public void testShouldSetGlobalForceBuildEnabledToTrueWhenForceBuildEnabled() throws Exception {
        expectsIsForceBuildEnabledCalled(true);
        expectsGetDashboardConfigLocationCalled(null);
        interceptor.postHandle(request, response, null, modelAndView);
        assertEquals("true", modelAndView.getModel().get(ConfigInterceptor.FORCE_BUILD_ENABLED_KEY));
    }

    public void testShouldSetGlobalForceBuildEnabledToFalseWhenForceBuildDisabled() throws Exception {
        expectsIsForceBuildEnabledCalled(false);
        expectsGetDashboardConfigLocationCalled(null);
        interceptor.postHandle(request, response, null, modelAndView);
        assertEquals("false", modelAndView.getModel().get(ConfigInterceptor.FORCE_BUILD_ENABLED_KEY));
    }

    private void expectsIsForceBuildEnabledCalled(boolean returnValue) {
        mockConfiguration.expects(once()).method("isForceBuildEnabled").will(returnValue(returnValue));
    }

    private void expectsGetDashboardConfigLocationCalled(String returnValue) {
        mockConfiguration.expects(once()).method("getDashboardConfigLocation").will(returnValue(returnValue));
    }

}