dev/js/spec/pluginSpec.js

define(['plugin/server','plugin/widget','panel', 'panel/query'], function (pluginServerClass, widgetClass, panelClass, queryPanelClass) {

  describe('KorAP.Plugin.Server', function () {

    it('should be initializable', function () {
      var manager = pluginServerClass.create();
      expect(manager).toBeTruthy();
      manager.destroy();
    });

    it('should add a widget', function () {
      var manager = pluginServerClass.create();
      var panel = panelClass.create();
      var id = manager.addWidget(panel, 'Example 1', 'about:blank');
      expect(id).toMatch(/^id-/);

      var panelE = panel.element();
      var widgetE = panelE.firstChild.firstChild;
      expect(widgetE.classList.contains('widget')).toBeTruthy();
      expect(widgetE.firstChild.tagName).toEqual("IFRAME");
      var iframe = widgetE.firstChild;
      expect(iframe.getAttribute("src")).toEqual("about:blank");

      expect(widgetE.lastChild.firstChild.textContent).toEqual("Close");
      expect(widgetE.lastChild.lastChild.textContent).toEqual("Example 1");

      manager.destroy();
    });

    it('should close a widget', function () {
      var manager = pluginServerClass.create();
      var panel = panelClass.create();
      var id = manager.addWidget(panel, 'Example 2', 'about:blank');
      expect(id).toMatch(/^id-/);

      var panelE = panel.element();
      var widgetE = panelE.firstChild.firstChild;
      expect(widgetE.classList.contains('widget')).toBeTruthy();

      expect(panelE.getElementsByClassName('view').length).toEqual(1);

      var widget = manager.widget(id);
      widget.close();

      expect(panelE.getElementsByClassName('view').length).toEqual(0);
      manager.destroy();
    });

    
    it('should fail on invalid registrations', function () {
      var manager = pluginServerClass.create();

      expect(
	      function() { manager.register({}) }
      ).toThrow(new Error("Missing name of plugin"));

      expect(
	      function() { manager.register({
          name : 'Example',
          embed : ''
        })}
      ).toThrow(new Error("Embedding of plugin is no list"));

      expect(
	      function() { manager.register({
          name : 'Example',
          embed : [{
            panel : ''
          }]
        })}
      ).toThrow(new Error("Panel for plugin is invalid"));
      manager.destroy();
    });

    it('should accept valid registrations for matches', function () {
      var manager = pluginServerClass.create();

      manager.register({
        name : 'Check',
        embed : [{
          panel : 'match',
          title : 'Translate',
          onClick : {
            template : 'test'
          }
        }]
      });

      expect(manager.buttonGroup('match').length).toEqual(1);
      manager.destroy();
    });

    it('should accept valid registrations for query temporary', function () {
      var manager = pluginServerClass.create();

      manager.register({
        name : 'Check',
        embed : [{
          panel : 'query',
          title : 'Translate',
          onClick : {
            template : 'test'
          }
        }]
      });

      expect(manager.buttonGroup('query').length).toEqual(1);
      manager.destroy();
    });
  });
  
  describe('KorAP.Plugin.Widget', function () {
    it('should be initializable', function () {
      expect(function () { widgetClass.create() }).toThrow(new Error("Widget not well defined"));

      widget = widgetClass.create("Test", "https://example", 56);
      expect(widget).toBeTruthy();
      expect(widget.id).toEqual(56);
      expect(widget.name).toEqual("Test");
      expect(widget.src).toEqual("https://example");
    });

    it('should create a view element', function () {
      var widget = widgetClass.create("Test", "https://example", 56);
      var we = widget.element();

      expect(we.tagName).toEqual("DIV");
      expect(we.classList.contains('view')).toBeTruthy();
      expect(we.classList.contains('widget')).toBeTruthy();

      var iframe = we.firstChild;
      expect(iframe.tagName).toEqual("IFRAME");
      expect(iframe.getAttribute("sandbox")).toEqual("allow-scripts");
      expect(iframe.getAttribute("src")).toEqual("https://example");
      expect(iframe.getAttribute("name")).toEqual("56");

      var btn = we.lastChild;
      expect(btn.classList.contains("button-group")).toBeTruthy();
      expect(btn.classList.contains("button-view")).toBeTruthy();
      expect(btn.classList.contains("widget")).toBeTruthy();

      expect(btn.firstChild.tagName).toEqual("SPAN");
      expect(btn.firstChild.classList.contains("button-icon")).toBeTruthy();
      expect(btn.firstChild.classList.contains("close")).toBeTruthy();
      expect(btn.firstChild.firstChild.tagName).toEqual("SPAN");

      expect(btn.lastChild.tagName).toEqual("SPAN");
      expect(btn.lastChild.classList.contains("button-icon")).toBeTruthy();
      expect(btn.lastChild.classList.contains("plugin")).toBeTruthy();
      expect(btn.lastChild.firstChild.tagName).toEqual("SPAN");
      expect(btn.lastChild.textContent).toEqual("Test");
    })

    it('should be resizable', function () {
      var widget = widgetClass.create("Test", "https://example", 56);
      var iframe = widget.show();
      expect(iframe.style.height).toEqual('0px');
      widget.resize({ height : 9 });
      expect(iframe.style.height).toEqual('9px');
    });
  });

  describe('KorAP.Plugin.QueryPanel', function () {
    it('should establish a query plugin', function () {
      var queryPanel = queryPanelClass.create();

      var div = document.createElement('div');

      div.appendChild(queryPanel.element());
      KorAP.Panel = KorAP.Panel || {};
      KorAP.Panel['query'] = queryPanel;

      // Register plugin afterwards
      var manager = pluginServerClass.create();

      manager.register({
        name : 'Check',
        embed : [{
          panel : 'query',
          title : 'Translate',
          onClick : {
            template : 'test'
          }
        }]
      });

      expect(manager.buttonGroup('query').length).toEqual(0);

      // Clean up
      KorAP.Panel['query'] = undefined;
      manager.destroy();
    });
  
    it('Plugin buttons should be cleared after adding to panel', function () {
      
      // Register plugin first
      KorAP.Plugin = pluginServerClass.create();

      KorAP.Plugin.register({
        name : 'Check',
        embed : [{
          panel : 'query',
          title : 'Translate',
          onClick : {
            template : 'test'
          }
        }]
      });


      var queryPanel = queryPanelClass.create();
      var div = document.createElement('div');

      div.appendChild(queryPanel.element());
      KorAP.Panel = KorAP.Panel || {};
      KorAP.Panel['query'] = queryPanel;
      expect(KorAP.Plugin.buttonGroup('query').length).toEqual(0);

      // Clean up
      KorAP.Panel['query'] = undefined;
      KorAP.Plugin.destroy();
      KorAP.Plugin = undefined;
    });  
      
  
  });
});