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package com.vaadin.ui.components.grid;
import static org.junit.Assert.assertEquals;
import java.util.Arrays;
import java.util.HashSet;
import org.jsoup.nodes.Element;
import org.jsoup.parser.Tag;
import org.junit.Before;
import org.junit.Test;
import com.vaadin.data.ValueProvider;
import com.vaadin.ui.Grid;
import com.vaadin.ui.Grid.Column;
public class StaticSectionTest {
private final Grid<String> grid = new Grid<>();
private final Column<String, String> col1 = grid
.addColumn(ValueProvider.identity()).setId("col1");
private final Column<String, String> col2 = grid
.addColumn(ValueProvider.identity()).setId("col2");
private final Column<String, String> col3 = grid
.addColumn(ValueProvider.identity()).setId("col3");
private HeaderRow headerRow;
private FooterRow footerRow;
@Before
public void setUp() {
footerRow = grid.addFooterRowAt(0);
headerRow = grid.addHeaderRowAt(0);
}
@Test
public void joinFootersBySet() {
footerRow.join(new HashSet<>(Arrays.asList(footerRow.getCell(col1),
footerRow.getCell(col2))));
assertFootersJoined();
}
@Test
public void joinFootersByCells() {
footerRow.join(footerRow.getCell(col1), footerRow.getCell(col2));
assertFootersJoined();
}
@Test
public void joinFootersByColumns() {
footerRow.join(col1, col2);
assertFootersJoined();
}
@Test
public void joinFootersByIds() {
footerRow.join("col1", "col2");
assertFootersJoined();
}
@Test
public void joinHeadersBySet() {
headerRow.join(new HashSet<>(Arrays.asList(headerRow.getCell(col1),
headerRow.getCell(col2))));
assertHeadersJoined();
}
@Test
public void joinHeadersByCells() {
headerRow.join(headerRow.getCell(col1), headerRow.getCell(col2));
assertHeadersJoined();
}
@Test
public void joinHeadersByColumns() {
headerRow.join(col1, col2);
assertHeadersJoined();
}
@Test
public void joinHeadersByIds() {
headerRow.join("col1", "col2");
assertHeadersJoined();
}
@Test(expected = IllegalStateException.class)
public void joinHeadersByMissingIds() {
headerRow.join("col1", "col4");
}
@Test(expected = IllegalStateException.class)
public void joinFootersByMissingIds() {
headerRow.join("col1", "col4");
}
private void assertFootersJoined() {
assertJoined((StaticSection.StaticRow<?>) footerRow);
}
private void assertHeadersJoined() {
assertJoined((StaticSection.StaticRow<?>) headerRow);
}
private static void assertJoined(StaticSection.StaticRow<?> staticRow) {
// There doesn't seem to be any direct API for checking what's joined,
// so verifying the merging by checking the declarative output
Element container = new Element(Tag.valueOf("container"), "");
staticRow.writeDesign(container, null);
assertEquals(2, container.children().size());
assertEquals("col1,col2", container.child(0).attr("column-ids"));
assertEquals("col3", container.child(1).attr("column-ids"));
}
}
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