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Diffstat (limited to 'src/com/itmill/toolkit/tests/testbench/TestBench.java')
| -rw-r--r-- | src/com/itmill/toolkit/tests/testbench/TestBench.java | 209 |
1 files changed, 209 insertions, 0 deletions
diff --git a/src/com/itmill/toolkit/tests/testbench/TestBench.java b/src/com/itmill/toolkit/tests/testbench/TestBench.java new file mode 100644 index 0000000000..35373cfabb --- /dev/null +++ b/src/com/itmill/toolkit/tests/testbench/TestBench.java @@ -0,0 +1,209 @@ +package com.itmill.toolkit.tests.testbench; + +import java.io.File; +import java.net.URL; +import java.util.ArrayList; +import java.util.Enumeration; +import java.util.HashMap; +import java.util.Iterator; +import java.util.List; + +import com.itmill.toolkit.Application; +import com.itmill.toolkit.data.Property; +import com.itmill.toolkit.data.util.HierarchicalContainer; +import com.itmill.toolkit.terminal.Sizeable; +import com.itmill.toolkit.ui.Component; +import com.itmill.toolkit.ui.CustomComponent; +import com.itmill.toolkit.ui.ExpandLayout; +import com.itmill.toolkit.ui.Label; +import com.itmill.toolkit.ui.Panel; +import com.itmill.toolkit.ui.SplitPanel; +import com.itmill.toolkit.ui.Tree; +import com.itmill.toolkit.ui.Window; + +/** + * TestBench finds out testable classes within given java packages and adds them + * to menu from where they can be executed. Class is considered testable if it + * is of class CustomComponent. + * + * Note: edit TestBench.testablePackages array + * + * @author IT Mill Ltd. + * + */ +public class TestBench extends com.itmill.toolkit.Application implements + Property.ValueChangeListener { + + // Add here packages which are used for finding testable classes + String[] testablePackages = { "com.itmill.toolkit.demo.testbench" }; + + HierarchicalContainer testables = new HierarchicalContainer(); + + Window mainWindow = new Window("TestBench window"); + + // Main layout consists of tree menu and body layout + SplitPanel mainLayout = new SplitPanel(SplitPanel.ORIENTATION_HORIZONTAL); + + Tree menu; + + Panel bodyLayout = new Panel(); + + HashMap itemCaptions = new HashMap(); + + public void init() { + + // Add testable classes to hierarchical container + for (int p = 0; p < testablePackages.length; p++) { + testables.addItem(testablePackages[p]); + try { + List testableClasses = getTestableClassesForPackage(testablePackages[p]); + for (Iterator it = testableClasses.iterator(); it.hasNext();) { + Class t = (Class) it.next(); + // ignore TestBench itself + if (t.equals(TestBench.class)) { + continue; + } + try { + testables.addItem(t); + itemCaptions.put(t, t.getName()); + testables.setParent(t, testablePackages[p]); + continue; + } catch (Exception e) { + try { + testables.addItem(t); + itemCaptions.put(t, t.getName()); + testables.setParent(t, testablePackages[p]); + continue; + } catch (Exception e1) { + e1.printStackTrace(); + } + } + } + } catch (Exception e) { + e.printStackTrace(); + } + } + + menu = new Tree("Testables", testables); + for (Iterator i = itemCaptions.keySet().iterator(); i.hasNext();) { + Class testable = (Class) i.next(); + // simplify captions + String name = testable.getName().substring( + testable.getName().lastIndexOf('.') + 1); + menu.setItemCaption(testable, name); + } + // expand all root items + for (Iterator i = menu.rootItemIds().iterator(); i.hasNext();) { + menu.expandItemsRecursively(i.next()); + } + + menu.addListener(this); + menu.setImmediate(true); + + mainLayout.addComponent(menu); + + bodyLayout.addStyleName("light"); + bodyLayout.setHeight(100); + bodyLayout.setHeightUnits(Sizeable.UNITS_PERCENTAGE); + bodyLayout.setLayout(new ExpandLayout()); + + mainLayout.addComponent(bodyLayout); + + mainLayout.setSplitPosition(30); + + mainWindow.setLayout(mainLayout); + + setMainWindow(mainWindow); + } + + private Component createTestable(Class c) { + try { + Application app = (Application) c.newInstance(); + app.init(); + return app.getMainWindow().getLayout(); + } catch (Exception e) { + try { + CustomComponent cc = (CustomComponent) c.newInstance(); + return cc; + } catch (Exception e1) { + e1.printStackTrace(); + return new Label("Cannot create custom component: " + + e1.toString()); + } + } + } + + // Handle menu selection and update body + public void valueChange(Property.ValueChangeEvent event) { + bodyLayout.removeAllComponents(); + bodyLayout.setCaption(null); + + Object o = menu.getValue(); + if (o != null && o instanceof Class) { + Class c = (Class) o; + String title = c.getName(); + bodyLayout.setCaption(title); + bodyLayout.addComponent(createTestable(c)); + } else { + // NOP node selected or deselected tree item + } + + } + + /** + * Return all testable classes within given package. Class is considered + * testable if it's superclass is CustomComponent. + * + * @param packageName + * @return + * @throws ClassNotFoundException + */ + public static List getTestableClassesForPackage(String packageName) + throws Exception { + ArrayList directories = new ArrayList(); + try { + ClassLoader cld = Thread.currentThread().getContextClassLoader(); + if (cld == null) { + throw new ClassNotFoundException("Can't get class loader."); + } + String path = packageName.replace('.', '/'); + // Ask for all resources for the path + Enumeration resources = cld.getResources(path); + while (resources.hasMoreElements()) { + URL url = (URL) resources.nextElement(); + directories.add(new File(url.getFile())); + } + } catch (Exception x) { + throw new Exception(packageName + + " does not appear to be a valid package."); + } + + ArrayList classes = new ArrayList(); + // For every directory identified capture all the .class files + for (Iterator it = directories.iterator(); it.hasNext();) { + File directory = (File) it.next(); + if (directory.exists()) { + // Get the list of the files contained in the package + String[] files = directory.list(); + for (int j = 0; j < files.length; j++) { + // we are only interested in .class files + if (files[j].endsWith(".class")) { + // removes the .class extension + String p = packageName + '.' + + files[j].substring(0, files[j].length() - 6); + Class c = Class.forName(p); + if (c.getSuperclass() != null) { + if ((c.getSuperclass() + .equals(com.itmill.toolkit.ui.CustomComponent.class))) { + classes.add(c); + } + } + } + } + } + } + + return classes; + } + +} |