sdk3
/
livecodingspace-app


			
				
					
						
						
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							<!DOCTYPE html>

<html>

  <head>

    <title>Virtual World Framework</title>

    <script type="text/javascript" src="qunit.js"></script>

    <script type="text/javascript" src="../lib/async.js"></script>

    <script type="text/javascript" src="../lib/crypto.js"></script>
    <script type="text/javascript" src="../lib/md5.js"></script>

    <script type="text/javascript" src="../lib/alea.js"></script>
    <script type="text/javascript" src="../lib/mash.js"></script>

    <script type="text/javascript" src="../lib/vwf.js"></script>

    <script type="text/javascript" src="../lib/require.js"></script>

    <script type="text/javascript">

      require( {

        baseUrl: "../lib",
        paths: {
          jquery: "jquery-1.10.2.min",
        },

      }, [

        "domReady",
        "utility.js",
        "vwf/utility",
        "vwf/configuration",

        "jquery",
        "vwf/kernel/model",
        "vwf/model/javascript",
        "vwf/model/object",
        "vwf/model/stage/log",
        "vwf/kernel/view",
        "vwf/kernel/utility",
        "logger",

      ], function( ready, testUtility, utility, configuration ) {

        // Test methods.

        ready( function() {

          vwf.initialize(
            /* models */ [ "vwf/model/javascript", "vwf/model/object" ],
            /*  views */ [ ]
          );

          // Method invocation directly to the kernel

          asyncTest( "Method invocation kernel", function() {

            createFixture( function( nodeID, cleanup ) {

              equal( vwf.callMethod( nodeID, "empty1" ), undefined, "Empty" );
              equal( vwf.callMethod( nodeID, "empty2" ), undefined, "Empty, as body" );
              equal( vwf.callMethod( nodeID, "empty3" ), undefined, "Empty, as parameters" );

              equal( vwf.callMethod( nodeID, "noParameters1" ), "result", "No parameters, as text" );
              equal( vwf.callMethod( nodeID, "noParameters2" ), "result", "No parameters, as body" );
              equal( vwf.callMethod( nodeID, "noParameters3" ), "result", "No parameters, as parameters/body" );

              equal( vwf.callMethod( nodeID, "unnamedParameters1", [ "value" ] ), "value", "Unnamed parameters, as text" );
              equal( vwf.callMethod( nodeID, "unnamedParameters2", [ "value" ] ), "value", "Unnamed parameters, as body" );
              equal( vwf.callMethod( nodeID, "unnamedParameters3", [ "value" ] ), "value", "Unnamed parameters, as parameters/body" );

              equal( vwf.callMethod( nodeID, "oneParameter", [ "a" ] ), "a", "One parameter" );
              deepEqual( vwf.callMethod( nodeID, "twoParameters", [ "a", "b" ] ), [ "a", "extra", "b" ], "Two parameters" );

              cleanup();
              start();

            } );

          } );

          // Method invocation through JavaScript

          asyncTest( "Method invocation JavaScript", function() {

            createFixture( function( nodeID, cleanup ) {

              equal( vwf.execute( nodeID, "this.empty1()" ), undefined, "Empty" );
              equal( vwf.execute( nodeID, "this.empty2()" ), undefined, "Empty, as body" );
              equal( vwf.execute( nodeID, "this.empty3()" ), undefined, "Empty, as parameters" );

              equal( vwf.execute( nodeID, "this.noParameters1()" ), "result", "No parameters, as text" );
              equal( vwf.execute( nodeID, "this.noParameters2()" ), "result", "No parameters, as body" );
              equal( vwf.execute( nodeID, "this.noParameters3()" ), "result", "No parameters, as parameters/body" );

              equal( vwf.execute( nodeID, "this.unnamedParameters1( 'value' )" ), "value", "Unnamed parameters, as text" );
              equal( vwf.execute( nodeID, "this.unnamedParameters2( 'value' )" ), "value", "Unnamed parameters, as body" );
              equal( vwf.execute( nodeID, "this.unnamedParameters3( 'value' )" ), "value", "Unnamed parameters, as parameters/body" );

              equal( vwf.execute( nodeID, "this.oneParameter( 'a' )" ), "a", "One parameter" );
              deepEqual( vwf.execute( nodeID, "this.twoParameters( 'a', 'b' )" ), [ "a", "extra", "b" ], "Two parameters" );

              cleanup();
              start();

            } );

          } );

          // Method inheritance directly to the kernel

          asyncTest( "Method inheritance kernel", function() {

            createFixtureDerivedBase( function( derivedID, baseID, cleanup ) {

              equal( vwf.callMethod( derivedID, "derived" ), "derived-" + derivedID, "derived method in derived" );
              equal( vwf.callMethod( derivedID, "base" ), "base-" + derivedID, "base method invoked on derived" );

              equal( vwf.callMethod( baseID, "derived" ), undefined, "derived method not visible in base" );
              equal( vwf.callMethod( baseID, "base" ), "base-" + baseID, "base method in base" );
              
              cleanup();
              start();

            } );

          } );

          // Method inheritance through JavaScript direct properties

          asyncTest( "Method inheritance JavaScript direct", function() {

            createFixtureDerivedBase( function( derivedID, baseID, cleanup ) {

              equal( vwf.execute( derivedID, "this.derived()" ), "derived-" + derivedID, "derived method in derived" );
              equal( vwf.execute( derivedID, "this.base()" ), "base-" + derivedID, "base method invoked on derived" );

              equal( vwf.execute( baseID, "this.derived && this.derived()" ), undefined, "derived method not visible in base" );
              equal( vwf.execute( baseID, "this.base()" ), "base-" + baseID, "base method in base" );
              
              cleanup();
              start();

            } );

          } );

          // Method inheritance through JavaScript collection properties

          asyncTest( "Method inheritance JavaScript collection", function() {

            createFixtureDerivedBase( function( derivedID, baseID, cleanup ) {

              equal( vwf.execute( derivedID, "this.methods.derived()" ), "derived-" + derivedID, "derived method in derived" );
              equal( vwf.execute( derivedID, "this.methods.base()" ), "base-" + derivedID, "base method invoked on derived" );

              equal( vwf.execute( baseID, "this.methods.derived && this.methods.derived()" ), undefined, "derived method not visible in base" );
              equal( vwf.execute( baseID, "this.methods.base()" ), "base-" + baseID, "base method in base" );
              
              cleanup();
              start();

            } );

          } );

          // Method gets

          asyncTest( "Method gets", function() {

            createFixture( function( nodeID, cleanup ) {

              deepEqual( vwf.getMethod( nodeID, "unhandled" ), unhandledDescriptor, "Null, unhandled" );

              deepEqual( vwf.getMethod( nodeID, "empty1" ), emptyDescriptor, "Empty, as text" );
              deepEqual( vwf.getMethod( nodeID, "empty2" ), emptyDescriptor, "Empty, as body" );
              deepEqual( vwf.getMethod( nodeID, "empty3" ), emptyDescriptor, "Empty, as parameters" );

              deepEqual( vwf.getMethod( nodeID, "noParameters1" ), noParametersDescriptor, "No parameters, as text" );
              deepEqual( vwf.getMethod( nodeID, "noParameters2" ), noParametersDescriptor, "No parameters, as body" );
              deepEqual( vwf.getMethod( nodeID, "noParameters3" ), noParametersDescriptor, "No parameters, as parameters/body" );

              deepEqual( vwf.getMethod( nodeID, "unnamedParameters1" ), unnamedParametersDescriptor, "Unnamed parameters, as text" );
              deepEqual( vwf.getMethod( nodeID, "unnamedParameters2" ), unnamedParametersDescriptor, "Unnamed parameters, as body" );
              deepEqual( vwf.getMethod( nodeID, "unnamedParameters3" ), unnamedParametersDescriptor, "Unnamed parameters, as parameters/body" );

              deepEqual( vwf.getMethod( nodeID, "oneParameter" ), oneParameterDescriptor, "One parameter" );

              deepEqual( vwf.getMethod( nodeID, "twoParameters" ), twoParametersDescriptor, "Two parameters" );

              cleanup();
              start();

            } );

          } );

          // Method sets directly to the kernel

          asyncTest( "Method sets kernel", function() {

            createFixture( function( nodeID, cleanup ) {

              vwf.setMethod( nodeID, "morphable",
                "return 'set as string'" );

              deepEqual( vwf.getMethod( nodeID, "morphable" ), {
                body: "return 'set as string'",
                type: "application/javascript",
              }, "As string" );

              vwf.setMethod( nodeID, "morphable",
                { body: "return 'set as descriptor'" } );

              deepEqual( vwf.getMethod( nodeID, "morphable" ), {
                body: "return 'set as descriptor'",
                type: "application/javascript",
              }, "As descriptor" );

              vwf.setMethod( nodeID, "morphable",
                { body: "return 'set with type'", type: "application/javascript" } );

              deepEqual( vwf.getMethod( nodeID, "morphable" ), {
                body: "return 'set with type'",
                type: "application/javascript",
              }, "As descriptor with type" );

              vwf.setMethod( nodeID, "morphable",
                { body: "return 'set with foreign type'", type: "application/bogoscript" } );

              deepEqual( vwf.getMethod( nodeID, "morphable" ), {
                body: "return 'set with foreign type'",
                type: "application/bogoscript",
              }, "As descriptor with foreign type" );

              cleanup();
              start();

            } );

          } );

          // Method sets through JavaScript

          asyncTest( "Method sets JavaScript", function() {

            createFixture( function( nodeID, cleanup ) {

              // Save the configuration settings.

              var config = configuration.instance;

              // Direct assignment from a function object.

              vwf.execute( nodeID,
                "this.methods.morphable = function() { return 'set as function' }" );

              deepEqual( vwf.getMethod( nodeID, "morphable" ), {
                body: "return 'set as function'",
                type: "application/javascript",
              }, "As function" );

              // Assignment of a function with a reference to a variable in the closure.

              var functionClosureScript =
                "var closureVariable = 'in the closure'; " +
                "this.methods.morphable = function() { " +
                  "try { " +
                    "return 'set as function with a closure reference: ' + closureVariable; " +
                  "} catch ( exception ) { " +
                    "return 'set as function with a broken closure reference'; " +
                  "} " +
                "}";

              // With the "preserve-script-closures" compatibility option enabled.

              configuration.instance = { "preserve-script-closures": true };

              vwf.execute( nodeID, functionClosureScript );
              equal( vwf.callMethod( nodeID, "morphable" ), "set as function with a closure reference: in the closure", "..." );

              // With the "preserve-script-closures" compatibility option disabled.

              configuration.instance = { "preserve-script-closures": false };

              vwf.execute( nodeID, functionClosureScript );
              equal( vwf.callMethod( nodeID, "morphable" ), "set as function with a broken closure reference", "..." );

              // Restore the configuration settings.

              configuration.instance = config;

              cleanup();
              start();

            } );

          } );

          // Method changes and node state

          var changesComponentDescriptor = {
            methods: {
              method: "return 'original'"
            }
          };

          var changesComponentURI =
            testUtility.dataURIFromDescriptor( changesComponentDescriptor );

          var changesMethodDescriptor = {
            body: "return 'original'",
            type: "application/javascript",
          };

          var changesMethodNewBody = "return 'changed'";

          var changesMethodDescriptorChanged = utility.merge( {}, changesMethodDescriptor, {
            body: changesMethodNewBody
          } );

          asyncTest( "Method changes in node state", function() {

            vwf.createNode( changesComponentURI, function( nodeID ) {

              deepEqual( vwf.getMethod( nodeID, "method" ), changesMethodDescriptor, "Unchanged" );

              vwf.setMethod( nodeID, "method", changesMethodNewBody );

              deepEqual( vwf.getNode( nodeID ), {
                patches:
                  changesComponentURI,
                methods: {
                  method: changesMethodDescriptorChanged,
                }
              }, "Method changed" );

              vwf.deleteNode( nodeID );
              start();

            } );

          } );

          asyncTest( "Method changes to node state", function() {

            vwf.createNode( changesComponentURI, function( nodeID ) {

              deepEqual( vwf.getMethod( nodeID, "method" ), changesMethodDescriptor, "Unchanged" );

              vwf.setNode( nodeID, {
                patches:
                  changesComponentURI,
                methods: {
                  method: changesMethodDescriptorChanged,
                }
              } );

              deepEqual( vwf.getMethod( nodeID, "method" ).body, changesMethodNewBody, "Method changed from node state" );

              vwf.deleteNode( nodeID );
              start();

            } );

          } );

          // == Helper functions =====================================================================

          // Create a node with methods to invoke.

          function createFixture( callback ) {

            vwf.createChild( 0, testUtility.uniqueName( "node" ), {

              extends:
                "http://vwf.example.com/node.vwf",

              methods: {

                unhandled: undefined,

                empty1: "",
                empty2: { body: "" },
                empty3: { parameters: [], body: "" },

                noParameters1: "return 'result'",
                noParameters2: { body: "return 'result'" },
                noParameters3: { parameters: [], body: "return 'result'" },

                unnamedParameters1: "return arguments[0]",
                unnamedParameters2: { body: "return arguments[0]" },
                unnamedParameters3: { parameters: [], body: "return arguments[0]" },
                
                oneParameter: { parameters: [ "one" ], body: "return one" },
                twoParameters: { parameters: [ "one", "two" ], body: "return [ one, 'extra', two ]" },

                morphable: undefined,  // for `setMethod` tests

              },

            }, undefined, function( nodeID ) {

                callback( nodeID, function() {
                  vwf.deleteNode( nodeID );
                } );

            } );

          }

          // Descriptors for the methods created in `createFixture`.

          var unhandledDescriptor = {};

          var emptyDescriptor = {
            body: "",
            type: "application/javascript",
          };

          var noParametersDescriptor = {
            body: "return 'result'",
            type: "application/javascript",
          };

          var unnamedParametersDescriptor = {
            body: "return arguments[0]",
            type: "application/javascript",
          };

          var oneParameterDescriptor = {
            parameters: [ "one" ],
            body: "return one",
            type: "application/javascript",
          };

          var twoParametersDescriptor = {
            parameters: [ "one", "two" ],
            body: "return [ one, 'extra', two ]",
            type: "application/javascript",
          };

          // Create a node with two levels of inheritance and methods to invoke.

          function createFixtureDerivedBase( callback ) {

            vwf.createNode( {

              extends: "http://vwf.example.com/node.vwf",
              methods: { base: "return 'base-' + this.id", },

            }, function( baseID ) {

              vwf.createNode( {

                extends: baseID,
                methods: { derived: "return 'derived-' + this.id", },

              }, function( derivedID ) {

                callback( derivedID, baseID, function() {
                  vwf.deleteNode( derivedID );
                  vwf.deleteNode( baseID );
                } );

              } );

            } );

          }

        } );

      } );

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