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package com.vaadin.flow.component.gridpro.testbench;
/*
* #%L
* Vaadin GridPro Testbench API
* %%
* Copyright (C) 2018 Vaadin Ltd
* %%
* This program is available under Commercial Vaadin Add-On License 3.0
* (CVALv3).
*
* See the file license.html distributed with this software for more
* information about licensing.
*
* You should have received a copy of the CVALv3 along with this program.
* If not, see .
* #L%
*/
import com.vaadin.testbench.TestBenchElement;
import com.vaadin.testbench.elementsbase.Element;
import org.junit.Assert;
import org.openqa.selenium.By;
import org.openqa.selenium.WebElement;
import java.util.List;
import java.util.stream.Collectors;
/**
* A TestBench element representing a <vaadin-grid-pro> element.
*/
@Element("vaadin-grid-pro")
public class GridProElement extends TestBenchElement {
/**
* Scrolls to the row with the given index.
*
* @param row
* the row to scroll to
*/
public void scrollToRow(int row) {
callFunction("_scrollToIndex", row);
}
/**
* Gets the index of the first row which is at least partially visible.
*
* @return the index of the first visible row
*/
public int getFirstVisibleRowIndex() {
return ((Long) executeScript(
"return arguments[0]._firstVisibleIndex+arguments[0]._vidxOffset",
this)).intValue();
}
/**
* Gets the grid cell for the given row and column index.
*
* For the column index, only visible columns are taken into account.
*
* Automatically scrolls the given row into view
*
* @param rowIndex
* the row index
* @param colIndex
* the column index
* @return the grid cell for the given coordinates
*/
public GridTHTDElement getCell(int rowIndex, int colIndex) {
GridProColumnElement column = getVisibleColumns().get(colIndex);
return getCell(rowIndex, column);
}
/**
* Gets the grid cell for the given row and column.
*
* Automatically scrolls the given row into view
*
* @param rowIndex
* the row index
* @param column
* the column element for the column
* @return the grid cell for the given coordinates
*/
public GridTHTDElement getCell(int rowIndex, GridProColumnElement column) {
if (!isRowInView(rowIndex)) {
scrollToRow(rowIndex);
}
GridTRElement row = getRow(rowIndex);
return row.getCell(column);
}
/**
* Gets the index of the last row which is at least partially visible.
*
* @return the index of the last visible row
*/
public int getLastVisibleRowIndex() {
// Private for now because this seems to be slightly incorrect
return ((Long) executeScript(
"return arguments[0]._lastVisibleIndex+arguments[0]._vidxOffset",
this)).intValue();
}
/**
* Gets the header cell for the given visible column index.
*
* @param columnIndex
* the index of the column
* @return a cell element for the header cell
*/
public GridTHTDElement getHeaderCell(int columnIndex) {
return getVisibleColumns().get(columnIndex).getHeaderCell();
}
/**
* Finds the vaadin-grid-cell-content element for the given row and column
* in header.
*
* @param rowIndex
* the index of the row in the header
* @param columnIndex
* the index of the column in the header
* @return the vaadin-grid-cell-content element for the given row and column
* in header.
*/
public TestBenchElement getHeaderCellContent(int rowIndex,
int columnIndex) {
WebElement thead = $("thead").id("header");
List headerRows = thead.findElements(By.tagName("tr"));
List headerCells = headerRows.get(rowIndex)
.findElements(By.tagName("th"));
String slotName = headerCells.get(columnIndex)
.findElement(By.tagName("slot")).getAttribute("name");
return findElement(By.cssSelector(
"vaadin-grid-cell-content[slot='" + slotName + "']"));
}
/**
* Checks if the given row is in the visible viewport.
*
* @param rowIndex
* the row to check
* @return true if the row is at least partially in view,
* false otherwise
*/
private boolean isRowInView(int rowIndex) {
// Private for now because this seems to be slightly incorrect
return (getFirstVisibleRowIndex() <= rowIndex
&& rowIndex <= getLastVisibleRowIndex());
}
/**
* Gets the tr element for the given row index.
*
* @param rowIndex
* the row index
* @return the tr element for the row
*/
public GridTRElement getRow(int rowIndex) {
String script = "var grid = arguments[0];"
+ "var rowIndex = arguments[1];"
+ "var rowsInDom = grid.$.items.children;"
+ "var rowInDom = Array.from(rowsInDom).filter(function(row) { return !row.hidden && row.index == rowIndex;})[0];"
+ "return rowInDom;";
return ((TestBenchElement) executeScript(script, this, rowIndex))
.wrap(GridTRElement.class);
}
protected void generatedColumnIdsIfNeeded() {
String generateIds = "const grid = arguments[0];"
+ "if (!grid.__generatedTbId) {"//
+ " grid.__generatedTbId = 1;"//
+ "}" //
+ "grid._getColumns().forEach(function(column) {"
+ " if (!column.__generatedTbId) {"
+ " column.__generatedTbId = grid.__generatedTbId++;" //
+ " }" //
+ "});";
executeScript(generateIds, this);
}
/**
* Gets the currently visible columns in the grid, including any selection
* checkbox column.
*
* @return a list of grid column elements which can be used to refer to the
* given column
*/
public List getVisibleColumns() {
generatedColumnIdsIfNeeded();
String getVisibleColumnsJS = "return arguments[0]._getColumns().filter(function(column) {return !column.hidden;}).sort(function(a,b) { return a._order - b._order;}).map(function(column) { return column.__generatedTbId;});";
List elements = (List) executeScript(getVisibleColumnsJS,
this);
return elements.stream().map(id -> new GridProColumnElement(id, this))
.collect(Collectors.toList());
}
}