michael@0: /* Any copyright is dedicated to the Public Domain.
michael@0:    http://creativecommons.org/publicdomain/zero/1.0/ */
michael@0: "use strict";
michael@0: 
michael@0: let nodeDeleted = false;
michael@0: let presenter;
michael@0: 
michael@0: function test() {
michael@0:   if (!isTiltEnabled()) {
michael@0:     info("Skipping picking delete test because Tilt isn't enabled.");
michael@0:     return;
michael@0:   }
michael@0:   if (!isWebGLSupported()) {
michael@0:     info("Skipping picking delete test because WebGL isn't supported.");
michael@0:     return;
michael@0:   }
michael@0: 
michael@0:   waitForExplicitFinish();
michael@0: 
michael@0:   createTab(function() {
michael@0:     createTilt({
michael@0:       onTiltOpen: function(instance)
michael@0:       {
michael@0:         presenter = instance.presenter;
michael@0:         Services.obs.addObserver(whenNodeRemoved, NODE_REMOVED, false);
michael@0: 
michael@0:         presenter._onSetupMesh = function() {
michael@0:           let p = getPickablePoint(presenter);
michael@0: 
michael@0:           presenter.highlightNodeAt(p[0], p[1], {
michael@0:             onpick: function()
michael@0:             {
michael@0:               ok(presenter._currentSelection > 0,
michael@0:                 "Highlighting a node didn't work properly.");
michael@0:               ok(!presenter._highlight.disabled,
michael@0:                 "After highlighting a node, it should be highlighted. D'oh.");
michael@0: 
michael@0:               nodeDeleted = true;
michael@0:               presenter.deleteNode();
michael@0:             }
michael@0:           });
michael@0:         };
michael@0:       }
michael@0:     }, false, function suddenDeath()
michael@0:     {
michael@0:       info("Tilt could not be initialized properly.");
michael@0:       cleanup();
michael@0:     });
michael@0:   });
michael@0: }
michael@0: 
michael@0: function whenNodeRemoved() {
michael@0:   ok(presenter._currentSelection > 0,
michael@0:     "Deleting a node shouldn't change the current selection.");
michael@0:   ok(presenter._highlight.disabled,
michael@0:     "After deleting a node, it shouldn't be highlighted.");
michael@0: 
michael@0:   let nodeIndex = presenter._currentSelection;
michael@0:   let vertices = presenter._meshStacks[0].vertices.components;
michael@0: 
michael@0:   for (let i = 0, k = 36 * nodeIndex; i < 36; i++) {
michael@0:     is(vertices[i + k], 0,
michael@0:       "The stack vertices weren't degenerated properly.");
michael@0:   }
michael@0: 
michael@0:   executeSoon(function() {
michael@0:     Services.obs.addObserver(cleanup, DESTROYED, false);
michael@0:     Tilt.destroy(Tilt.currentWindowId);
michael@0:   });
michael@0: }
michael@0: 
michael@0: function cleanup() {
michael@0:   if (nodeDeleted) { Services.obs.removeObserver(cleanup, DESTROYED); }
michael@0:   gBrowser.removeCurrentTab();
michael@0:   finish();
michael@0: }