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package net.sourceforge.cruisecontrol.taglib;

import java.io.File;
import java.io.IOException;
import java.util.Locale;

import javax.servlet.jsp.JspException;
import javax.servlet.jsp.tagext.BodyTag;
import javax.servlet.jsp.tagext.Tag;

import junit.framework.TestCase;
import net.sourceforge.cruisecontrol.mock.MockBodyContent;
import net.sourceforge.cruisecontrol.mock.MockPageContext;
import net.sourceforge.cruisecontrol.mock.MockServletConfig;
import net.sourceforge.cruisecontrol.mock.MockServletRequest;

public class ProjectNavigationTagTest extends TestCase {
    private ProjectNavigationTag tag;
    private MockPageContext pageContext;
    private File logDir;
    private File[] logProjects;

    public void setUp() throws IOException {
        tag = new ProjectNavigationTag();
        pageContext = new MockPageContext();
        MockServletRequest request = new MockServletRequest("context", "servlet");
        request.setLocale(Locale.US);
        request.setPathInfo("/Project A");
        pageContext.setHttpServletRequest(request);

        tag.setPageContext(pageContext);
        tag.setBodyContent(new MockBodyContent());

        logDir = new File("testresults/ProjectNavigationTagTest");
        if (!logDir.exists()) {
            assertTrue("Failed to create test result dir", logDir.mkdir());
        }
        final MockServletConfig servletConfig = (MockServletConfig) pageContext.getServletConfig();
        servletConfig.setInitParameter("logDir", logDir.getAbsolutePath());


        logProjects = new File[] { new File(logDir, "ProjectB"), new File(logDir, "Project A"),
                                   new File(logDir, "First_project") };
        for (int i = 0; i < logProjects.length; i++) {
            if (!logProjects[i].exists()) {
                assertTrue("Failed to create test project directories", logProjects[i].mkdir());
            }
        }
    }

    protected void tearDown() throws Exception {
        for (int i = 0; i < logProjects.length; i++) {
            logProjects[i].delete();
        }
        logDir.delete();
    }

    public void testFindProjects() throws JspException {
        String[] projects = tag.findProjects();
        assertEquals(logProjects.length, projects.length);
        assertEquals("First_project", projects[0]);
    }


    public void testGetLinks() throws JspException {
        assertEquals(BodyTag.EVAL_BODY_TAG, tag.doStartTag());
        tag.doInitBody();

        assertEquals("", pageContext.getAttribute(ProjectNavigationTag.SELECTED_ATTR));
        assertEquals("/context/", pageContext.getAttribute(ProjectNavigationTag.URL_ATTR));
        assertEquals(ProjectNavigationTag.STATUS_PAGE_TEXT,
                     pageContext.getAttribute(ProjectNavigationTag.LINK_TEXT_ATTR));

        assertEquals(BodyTag.EVAL_BODY_TAG, tag.doAfterBody());
        assertEquals("", pageContext.getAttribute(ProjectNavigationTag.SELECTED_ATTR));
        assertEquals("/context/servlet/First_project", pageContext.getAttribute(ProjectNavigationTag.URL_ATTR));
        assertEquals("First_project", pageContext.getAttribute(NavigationTag.LINK_TEXT_ATTR));

        assertEquals(BodyTag.EVAL_BODY_TAG, tag.doAfterBody());
        assertEquals(ProjectNavigationTag.SELECTED_ATTR_VALUE,
                     // selected because the getPathInfo is set to this project
                     pageContext.getAttribute(ProjectNavigationTag.SELECTED_ATTR));
        assertEquals("/context/servlet/Project A", pageContext.getAttribute(ProjectNavigationTag.URL_ATTR));
        assertEquals("Project A", pageContext.getAttribute(NavigationTag.LINK_TEXT_ATTR));

        assertEquals(BodyTag.EVAL_BODY_TAG, tag.doAfterBody());
        assertEquals("", pageContext.getAttribute(ProjectNavigationTag.SELECTED_ATTR));
        assertEquals("ProjectB", pageContext.getAttribute(NavigationTag.LINK_TEXT_ATTR));

        assertEquals(Tag.SKIP_BODY, tag.doAfterBody());
    }


}