#filter substitution
package @ANDROID_PACKAGE_NAME@.tests;

import @ANDROID_PACKAGE_NAME@.*;
import android.app.Activity;
import android.content.Context;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
import java.lang.reflect.Constructor;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.lang.RuntimeException;
import java.util.ArrayList;
import java.util.HashMap;

/**
 * Test for search suggestions.
 * Sends queries from AwesomeBar input and verifies that suggestions match
 * expected values.
 */
public class testSearchSuggestions extends BaseTest {
    private static final int SUGGESTION_MAX = 3;
    private static final int SUGGESTION_TIMEOUT = 5000;
    private static final String TEST_QUERY = "foo barz";
    private static final String SUGGESTION_TEMPLATE = "/robocop/robocop_suggestions.sjs?query=__searchTerms__";

    @Override
    protected int getTestType() {
        return TEST_MOCHITEST;
    }

    public void testSearchSuggestions() {
        blockForGeckoReady();

        // Map of expected values. See robocop_suggestions.sjs.
        final HashMap<String, ArrayList<String>> suggestMap = new HashMap<String, ArrayList<String>>();
        buildSuggestMap(suggestMap);

        final int suggestionLayoutId = mDriver.findElement(getActivity(), "suggestion_layout").getId();
        final int suggestionTextId = mDriver.findElement(getActivity(), "suggestion_text").getId();

        Actions.EventExpecter enginesEventExpecter = mActions.expectGeckoEvent("SearchEngines:Data");
        final Activity awesomeBarActivity = clickOnAwesomeBar();
        enginesEventExpecter.blockForEvent();
        enginesEventExpecter.unregisterListener();
        connectSuggestClient(awesomeBarActivity);

        for (int i = 0; i < TEST_QUERY.length(); i++) {
            mActions.sendKeys(TEST_QUERY.substring(i, i+1));

            final String query = TEST_QUERY.substring(0, i+1);
            boolean success = waitForTest(new BooleanTest() {
                @Override
                public boolean test() {
                    // get the first suggestion row
                    ViewGroup suggestionGroup = (ViewGroup) awesomeBarActivity.findViewById(suggestionLayoutId);
                    if (suggestionGroup == null)
                        return false;

                    ArrayList<String> expected = suggestMap.get(query);
                    for (int i = 0; i < expected.size(); i++) {
                        View queryChild = suggestionGroup.getChildAt(i);
                        if (queryChild == null || queryChild.getVisibility() == View.GONE)
                            return false;

                        String suggestion = ((TextView) queryChild.findViewById(suggestionTextId)).getText().toString();
                        if (!suggestion.equals(expected.get(i)))
                            return false;
                    }

                    return true;
                }
            }, SUGGESTION_TIMEOUT);
            mAsserter.is(success, true, "Results for query '" + query + "' matched expected suggestions");
        }
    }

    private void buildSuggestMap(HashMap<String, ArrayList<String>> suggestMap) {
        // these values assume SUGGESTION_MAX = 3
        suggestMap.put("f",        new ArrayList<String>() {{ add("f"); add("facebook"); add("fandango"); add("frys"); }});
        suggestMap.put("fo",       new ArrayList<String>() {{ add("fo"); add("forever 21"); add("food network"); add("fox news"); }});
        suggestMap.put("foo",      new ArrayList<String>() {{ add("foo"); add("food network"); add("foothill college"); add("foot locker"); }});
        suggestMap.put("foo ",     new ArrayList<String>() {{ add("foo "); add("foo fighters"); add("foo bar"); add("foo bat"); }});
        suggestMap.put("foo b",    new ArrayList<String>() {{ add("foo b"); add("foo bar"); add("foo bat"); add("foo bay"); }});
        suggestMap.put("foo ba",   new ArrayList<String>() {{ add("foo ba"); add("foo bar"); add("foo bat"); add("foo bay"); }});
        suggestMap.put("foo bar",  new ArrayList<String>() {{ add("foo bar"); }});
        suggestMap.put("foo barz", new ArrayList<String>() {{ add("foo barz"); }});
    }

    private void connectSuggestClient(final Activity awesomeBarActivity) {
        final int awesomeBarTabsId = mDriver.findElement(getActivity(), "awesomebar_tabs").getId();

        try {
            // create a SuggestClient that uses robocop_suggestions.sjs
            ClassLoader classLoader = getActivity().getApplicationContext().getClassLoader();
            Class suggestClass = classLoader.loadClass("org.mozilla.gecko.SuggestClient");
            Constructor suggestConstructor = suggestClass.getConstructor(
                    new Class[] { Context.class, String.class, int.class, int.class });
            String suggestTemplate = getAbsoluteRawUrl(SUGGESTION_TEMPLATE);
            Object client = suggestConstructor.newInstance(awesomeBarActivity, suggestTemplate, SUGGESTION_TIMEOUT, SUGGESTION_MAX);

            // enable offline HTTP requests for testing
            final Field checkNetworkField = suggestClass.getDeclaredField("mCheckNetwork");
            checkNetworkField.setAccessible(true);
            checkNetworkField.setBoolean(client, false);

            // replace mSuggestClient with test client
            final Class awesomeBarTabsClass = classLoader.loadClass("org.mozilla.gecko.AwesomeBarTabs");
            final Method getAllPagesTabMethod = awesomeBarTabsClass.getMethod("getAllPagesTab");
            final View awesomeBarTabs = (View) awesomeBarActivity.findViewById(awesomeBarTabsId);
            final Class allPagesTabClass = classLoader.loadClass("org.mozilla.gecko.AllPagesTab");
            final Field suggestClientField = allPagesTabClass.getDeclaredField("mSuggestClient");
            final Object allPagesTab = getAllPagesTabMethod.invoke(awesomeBarTabs);
            suggestClientField.setAccessible(true);
            waitForTest(new BooleanTest() {
                @Override
                public boolean test() {
                    // wait for mSuggestClient to be set before we replace it
                    try {
                        return suggestClientField.get(allPagesTab) != null;
                    } catch (IllegalAccessException e) {
                        return false;
                    }
                }
            }, SUGGESTION_TIMEOUT);
            suggestClientField.set(allPagesTab, client);
        } catch (Exception e) {
           throw new RuntimeException("Error setting SuggestClient", e);
        }
    }
}