vaadin-framework/uitest/src/test/java/com/vaadin/tests/components/grid/basicfeatures/server/GridColumnResizeTest.java

/*
 * Copyright 2000-2014 Vaadin Ltd.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package com.vaadin.tests.components.grid.basicfeatures.server;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;

import org.junit.Before;
import org.junit.Test;
import org.openqa.selenium.By;
import org.openqa.selenium.Dimension;
import org.openqa.selenium.interactions.Actions;

import com.vaadin.testbench.elements.GridElement.GridCellElement;
import com.vaadin.testbench.parallel.TestCategory;
import com.vaadin.tests.components.grid.basicfeatures.GridBasicFeatures;
import com.vaadin.tests.components.grid.basicfeatures.GridBasicFeaturesTest;

@TestCategory("grid")
public class GridColumnResizeTest extends GridBasicFeaturesTest {

    @Before
    public void before() {
        openTestURL();
    }

    @Test
    public void testResizeHandlesPresentInDefaultHeader() {
        for (int i = 0; i < GridBasicFeatures.COLUMNS; ++i) {
            assertResizable(i, true);
        }
    }

    @Test
    public void testResizeHandlesNotInNonDefaultHeader() {
        selectMenuPath("Component", "Header", "Prepend row");

        for (int i = 0; i < GridBasicFeatures.COLUMNS; ++i) {
            assertResizable(getGridElement().getHeaderCell(0, i), false);
            assertResizable(getGridElement().getHeaderCell(1, i), true);
        }
    }

    @Test
    public void testResizeHandlesNotInFooter() {
        selectMenuPath("Component", "Footer", "Visible");
        for (int i = 0; i < GridBasicFeatures.COLUMNS; ++i) {
            assertResizable(getGridElement().getFooterCell(0, i), false);
        }
    }

    @Test
    public void testToggleSetResizable() {
        selectMenuPath("Component", "Columns", "Column 1", "Resizable");

        for (int i = 0; i < GridBasicFeatures.COLUMNS; ++i) {
            assertResizable(i, i != 1);
        }

        selectMenuPath("Component", "Columns", "Column 1", "Resizable");

        for (int i = 0; i < GridBasicFeatures.COLUMNS; ++i) {
            assertResizable(i, true);
        }
    }

    @Test
    public void testResizeFirstColumn() {
        dragResizeColumn(0, -1, -10);
        assertTrue("Log should contain a resize event",
                logContainsText("ColumnResizeEvent: isUserOriginated? true"));
    }

    @Test
    public void testDragHandleStraddlesColumns() {
        dragResizeColumn(0, 4, -10);
        assertTrue("Log should contain a resize event",
                logContainsText("ColumnResizeEvent: isUserOriginated? true"));
    }

    @Test
    public void testColumnPixelSizesSetOnResize() {
        selectMenuPath("Component", "Columns", "All columns auto width");
        dragResizeColumn(0, -1, -10);
        for (String msg : getLogs()) {
            assertTrue("Log should contain a resize event",
                    msg.contains("ColumnResizeEvent: isUserOriginated? true"));
        }
    }

    @Test
    public void testResizeWithWidgetHeader() {
        selectMenuPath("Component", "Columns", "Column 0", "Column 0 Width",
                "250px");
        selectMenuPath("Component", "Columns", "Column 0", "Header Type",
                "Widget Header");

        // IE9 and IE10 sometimes have a 1px gap between resize handle parts, so
        // using posX 1px
        dragResizeColumn(0, 1, 10);

        assertTrue("Log should contain a resize event",
                logContainsText("ColumnResizeEvent: isUserOriginated? true"));
    }

    private void dragResizeColumn(int columnIndex, int posX, int offset) {
        GridCellElement headerCell = getGridElement().getHeaderCell(0,
                columnIndex);
        Dimension size = headerCell.getSize();
        new Actions(getDriver())
                .moveToElement(headerCell, size.getWidth() + posX,
                        size.getHeight() / 2).clickAndHold()
                .moveByOffset(offset, 0).release().perform();
    }

    private void assertResizable(int columnIndex, boolean resizable) {
        assertResizable(getGridElement().getHeaderCell(0, columnIndex),
                resizable);
    }

    private void assertResizable(GridCellElement cell, boolean resizable) {
        assertEquals("Header resize handle present", resizable,
                cell.isElementPresent(By
                        .cssSelector("div.v-grid-column-resize-handle")));
    }

    @Test
    public void testShrinkColumnToZero() {
        openTestURL();
        GridCellElement cell = getGridElement().getCell(0, 1);
        dragResizeColumn(1, 0, cell.getSize().getWidth());

        assertGreaterOrEqual("Cell got too small.", cell.getSize().getWidth(),
                10);
    }

    @Test
    public void testShrinkColumnToZeroWithHiddenColumn() {
        openTestURL();
        selectMenuPath("Component", "Columns",
                "Toggle all column hidden state");
        // Hides although already hidden
        selectMenuPath("Component", "Columns", "Column 0", "Hidden");
        // Shows
        selectMenuPath("Component", "Columns", "Column 0", "Hidden");
        // Hides although already hidden
        selectMenuPath("Component", "Columns", "Column 2", "Hidden");
        // Shows
        selectMenuPath("Component", "Columns", "Column 2", "Hidden");
        GridCellElement cell = getGridElement().getCell(0, 1);
        dragResizeColumn(1, 0, -cell.getSize().getWidth());
        assertGreaterOrEqual("Cell got too small.", cell.getSize().getWidth(),
                10);
        assertEquals(getGridElement().getCell(0, 0).getLocation().getY(),
                getGridElement().getCell(0, 1).getLocation().getY());
    }

}