diff --git a/.gitignore b/.gitignore
index 625f124..1347e22 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,6 @@ jspm_packages
 typings
 docs
 .vscode/tasks.json
+
+# Istanbul coverage reports
+coverage
diff --git a/bin/browser-sync-test.js b/bin/browser-sync-test.js
new file mode 100755
index 0000000..a8efc4b
--- /dev/null
+++ b/bin/browser-sync-test.js
@@ -0,0 +1,44 @@
+#!/usr/bin/env node
+
+var bs = require('browser-sync').create();
+var fs = require('fs');
+var path = require('path');
+var remap = require('remap-istanbul/lib/remap');
+var writeReport = require('remap-istanbul/lib/writeReport');
+
+bs.init({
+    server: {
+        directory: true
+    },
+    startPath: '../index.html',
+    files: '../src/**'
+}, function() {
+    bs.sockets.on('connection', function(client) {
+        client.on('argon:coverage', function(data) {
+            var coverage = data.coverage;
+            var sourceMaps = data.sourceMaps;
+            var sourceJs = data.sourceJs;
+
+            var collector = remap(coverage, {
+                readFile: function(fileName) {
+                    if (sourceJs[fileName]) {
+                        return new Buffer(sourceJs[fileName]);
+                    } else {
+                        throw new Error('No such js file "' + fileName + '".');
+                    }
+                },
+                readJSON: function(fileName) {
+                    if (sourceMaps[fileName]) {
+                        return sourceMaps[fileName];
+                    } else {
+                        throw new Error('No such source map "' + fileName + '".');
+                    }
+                }
+            });
+
+            writeReport(collector, 'html', path.join(__dirname, '../coverage')).then(function() {
+                console.log('Wrote new coverage report to "' + path.join(__dirname, '../coverage/index.html') + '".');
+            });
+        });
+    });
+});
diff --git a/index.html b/index.html
index ff88903..e52b248 100644
--- a/index.html
+++ b/index.html
@@ -8,5 +8,6 @@
   }
 </style>
 <h3><a href="/test/index.html" onclick="window.open('/test/index.html', 'Test Runner', 'width=550, height=800'); return false;">Test Runner</a></h3>
+<h3><a href="/coverage/index.html">Code Coverage</a></h3>
 <h3><a href="/">Documentation</a></h3>
 <h3><a href="/example/">Example</a></h3>
diff --git a/jspm.config.js b/jspm.config.js
index e03d174..baed205 100644
--- a/jspm.config.js
+++ b/jspm.config.js
@@ -1,18 +1,45 @@
 SystemJS.config({
-    packageConfigPaths: [
-        "npm:@*/*.json",
-        "npm:*.json",
-        "github:*/*.json"
-    ],
-    transpiler: 'ts',
+    transpiler: "ts",
     typescriptOptions: {
         "tsconfig": true,
         "typeCheck": false,
-        "sourceMap": false
+        "sourceMap": true
     },
+    packages: {
+        "src": {
+            "defaultExtension": "ts",
+            "meta": {
+                "*.ts": {
+                    "loader": "ts"
+                }
+            }
+        },
+        "example": {
+            "map": {
+                "argon": "dist/argon.umd.js"
+            }
+        }
+    },
+    meta: {
+        "istanbul/lib/instrumenter.js": {
+            "format": "global",
+            "globals": {
+                "escodegen": "escodegen",
+                "esprima": "esprima"
+            }
+        }
+    }
+});
 
+SystemJS.config({
+    packageConfigPaths: [
+        "npm:@*/*.json",
+        "npm:*.json",
+        "github:*/*.json"
+    ],
     map: {
         "Cesium": "github:aelatgt/cesium@referenceFrames",
+        "assert": "github:jspm/nodelibs-assert@0.2.0-alpha",
         "aurelia-dependency-injection": "npm:aurelia-dependency-injection@1.0.0-beta.1.1.4",
         "aurelia-logging": "npm:aurelia-logging@1.0.0-beta.1.1.2",
         "aurelia-metadata": "npm:aurelia-metadata@1.0.0-beta.1.1.5",
@@ -20,24 +47,420 @@ SystemJS.config({
         "aurelia-polyfills": "npm:aurelia-polyfills@1.0.0-beta.1.0.0",
         "buffer": "github:jspm/nodelibs-buffer@0.2.0-alpha",
         "chai": "npm:chai@3.5.0",
+        "child_process": "github:jspm/nodelibs-child_process@0.2.0-alpha",
+        "constants": "github:jspm/nodelibs-constants@0.2.0-alpha",
+        "crypto": "github:jspm/nodelibs-crypto@0.2.0-alpha",
         "css": "github:systemjs/plugin-css@0.1.20",
+        "events": "github:jspm/nodelibs-events@0.2.0-alpha",
+        "fs": "github:jspm/nodelibs-fs@0.2.0-alpha",
+        "istanbul": "npm:istanbul@0.4.2",
         "mocha": "npm:mocha@2.4.5",
+        "module": "github:jspm/nodelibs-module@0.2.0-alpha",
+        "os": "github:jspm/nodelibs-os@0.2.0-alpha",
+        "path": "github:jspm/nodelibs-path@0.2.0-alpha",
         "process": "github:jspm/nodelibs-process@0.2.0-alpha",
-        "ts": "github:frankwallis/plugin-typescript@2.6.0"
+        "source-map": "npm:source-map@0.2.0",
+        "stream": "github:jspm/nodelibs-stream@0.2.0-alpha",
+        "string_decoder": "github:jspm/nodelibs-string_decoder@0.2.0-alpha",
+        "ts": "github:frankwallis/plugin-typescript@2.6.0",
+        "tty": "github:jspm/nodelibs-tty@0.2.0-alpha",
+        "uglify-js": "npm:uglify-js@2.6.2",
+        "url": "github:jspm/nodelibs-url@0.2.0-alpha",
+        "util": "github:jspm/nodelibs-util@0.2.0-alpha",
+        "vm": "github:jspm/nodelibs-vm@0.2.0-alpha"
     },
-
     packages: {
-        "src": {
-            "defaultExtension": "ts",
-            "meta": {
-                "*.ts": {
-                "loader": "ts"
-                }
+        "github:jspm/nodelibs-crypto@0.2.0-alpha": {
+            "map": {
+                "crypto-browserify": "npm:crypto-browserify@3.11.0"
             }
         },
-        "example": {
+        "github:jspm/nodelibs-os@0.2.0-alpha": {
             "map": {
-                "argon": "dist/argon.umd.js"
+                "os-browserify": "npm:os-browserify@0.2.0"
+            }
+        },
+        "github:jspm/nodelibs-stream@0.2.0-alpha": {
+            "map": {
+                "stream-browserify": "npm:stream-browserify@2.0.1"
+            }
+        },
+        "github:jspm/nodelibs-string_decoder@0.2.0-alpha": {
+            "map": {
+                "string_decoder-browserify": "npm:string_decoder@0.10.31"
+            }
+        },
+        "github:jspm/nodelibs-url@0.2.0-alpha": {
+            "map": {
+                "url-browserify": "npm:url@0.11.0"
+            }
+        },
+        "npm:align-text@0.1.4": {
+            "map": {
+                "kind-of": "npm:kind-of@3.0.2",
+                "longest": "npm:longest@1.0.1",
+                "repeat-string": "npm:repeat-string@1.5.4"
+            }
+        },
+        "npm:asn1.js@4.5.2": {
+            "map": {
+                "bn.js": "npm:bn.js@4.11.0",
+                "inherits": "npm:inherits@2.0.1",
+                "minimalistic-assert": "npm:minimalistic-assert@1.0.0"
+            }
+        },
+        "npm:browserify-aes@1.0.6": {
+            "map": {
+                "buffer-xor": "npm:buffer-xor@1.0.3",
+                "cipher-base": "npm:cipher-base@1.0.2",
+                "create-hash": "npm:create-hash@1.1.2",
+                "evp_bytestokey": "npm:evp_bytestokey@1.0.0",
+                "inherits": "npm:inherits@2.0.1"
+            }
+        },
+        "npm:browserify-cipher@1.0.0": {
+            "map": {
+                "browserify-aes": "npm:browserify-aes@1.0.6",
+                "browserify-des": "npm:browserify-des@1.0.0",
+                "evp_bytestokey": "npm:evp_bytestokey@1.0.0"
+            }
+        },
+        "npm:browserify-des@1.0.0": {
+            "map": {
+                "cipher-base": "npm:cipher-base@1.0.2",
+                "des.js": "npm:des.js@1.0.0",
+                "inherits": "npm:inherits@2.0.1"
+            }
+        },
+        "npm:browserify-rsa@4.0.1": {
+            "map": {
+                "bn.js": "npm:bn.js@4.11.0",
+                "randombytes": "npm:randombytes@2.0.3"
+            }
+        },
+        "npm:browserify-sign@4.0.0": {
+            "map": {
+                "bn.js": "npm:bn.js@4.11.0",
+                "browserify-rsa": "npm:browserify-rsa@4.0.1",
+                "create-hash": "npm:create-hash@1.1.2",
+                "create-hmac": "npm:create-hmac@1.1.4",
+                "elliptic": "npm:elliptic@6.2.3",
+                "inherits": "npm:inherits@2.0.1",
+                "parse-asn1": "npm:parse-asn1@5.0.0"
+            }
+        },
+        "npm:center-align@0.1.3": {
+            "map": {
+                "align-text": "npm:align-text@0.1.4",
+                "lazy-cache": "npm:lazy-cache@1.0.3"
+            }
+        },
+        "npm:cipher-base@1.0.2": {
+            "map": {
+                "inherits": "npm:inherits@2.0.1"
+            }
+        },
+        "npm:cliui@2.1.0": {
+            "map": {
+                "center-align": "npm:center-align@0.1.3",
+                "right-align": "npm:right-align@0.1.3",
+                "wordwrap": "npm:wordwrap@0.0.2"
+            }
+        },
+        "npm:create-ecdh@4.0.0": {
+            "map": {
+                "bn.js": "npm:bn.js@4.11.0",
+                "elliptic": "npm:elliptic@6.2.3"
+            }
+        },
+        "npm:create-hash@1.1.2": {
+            "map": {
+                "cipher-base": "npm:cipher-base@1.0.2",
+                "inherits": "npm:inherits@2.0.1",
+                "ripemd160": "npm:ripemd160@1.0.1",
+                "sha.js": "npm:sha.js@2.4.5"
+            }
+        },
+        "npm:create-hmac@1.1.4": {
+            "map": {
+                "create-hash": "npm:create-hash@1.1.2",
+                "inherits": "npm:inherits@2.0.1"
+            }
+        },
+        "npm:crypto-browserify@3.11.0": {
+            "map": {
+                "browserify-cipher": "npm:browserify-cipher@1.0.0",
+                "browserify-sign": "npm:browserify-sign@4.0.0",
+                "create-ecdh": "npm:create-ecdh@4.0.0",
+                "create-hash": "npm:create-hash@1.1.2",
+                "create-hmac": "npm:create-hmac@1.1.4",
+                "diffie-hellman": "npm:diffie-hellman@5.0.2",
+                "inherits": "npm:inherits@2.0.1",
+                "pbkdf2": "npm:pbkdf2@3.0.4",
+                "public-encrypt": "npm:public-encrypt@4.0.0",
+                "randombytes": "npm:randombytes@2.0.3"
+            }
+        },
+        "npm:des.js@1.0.0": {
+            "map": {
+                "inherits": "npm:inherits@2.0.1",
+                "minimalistic-assert": "npm:minimalistic-assert@1.0.0"
+            }
+        },
+        "npm:diffie-hellman@5.0.2": {
+            "map": {
+                "bn.js": "npm:bn.js@4.11.0",
+                "miller-rabin": "npm:miller-rabin@4.0.0",
+                "randombytes": "npm:randombytes@2.0.3"
+            }
+        },
+        "npm:elliptic@6.2.3": {
+            "map": {
+                "bn.js": "npm:bn.js@4.11.0",
+                "brorand": "npm:brorand@1.0.5",
+                "hash.js": "npm:hash.js@1.0.3",
+                "inherits": "npm:inherits@2.0.1"
+            }
+        },
+        "npm:evp_bytestokey@1.0.0": {
+            "map": {
+                "create-hash": "npm:create-hash@1.1.2"
+            }
+        },
+        "npm:hash.js@1.0.3": {
+            "map": {
+                "inherits": "npm:inherits@2.0.1"
+            }
+        },
+        "npm:kind-of@3.0.2": {
+            "map": {
+                "is-buffer": "npm:is-buffer@1.1.3"
+            }
+        },
+        "npm:miller-rabin@4.0.0": {
+            "map": {
+                "bn.js": "npm:bn.js@4.11.0",
+                "brorand": "npm:brorand@1.0.5"
+            }
+        },
+        "npm:parse-asn1@5.0.0": {
+            "map": {
+                "asn1.js": "npm:asn1.js@4.5.2",
+                "browserify-aes": "npm:browserify-aes@1.0.6",
+                "create-hash": "npm:create-hash@1.1.2",
+                "evp_bytestokey": "npm:evp_bytestokey@1.0.0",
+                "pbkdf2": "npm:pbkdf2@3.0.4"
+            }
+        },
+        "npm:pbkdf2@3.0.4": {
+            "map": {
+                "create-hmac": "npm:create-hmac@1.1.4"
+            }
+        },
+        "npm:public-encrypt@4.0.0": {
+            "map": {
+                "bn.js": "npm:bn.js@4.11.0",
+                "browserify-rsa": "npm:browserify-rsa@4.0.1",
+                "create-hash": "npm:create-hash@1.1.2",
+                "parse-asn1": "npm:parse-asn1@5.0.0",
+                "randombytes": "npm:randombytes@2.0.3"
+            }
+        },
+        "npm:readable-stream@2.0.6": {
+            "map": {
+                "core-util-is": "npm:core-util-is@1.0.2",
+                "inherits": "npm:inherits@2.0.1",
+                "isarray": "npm:isarray@1.0.0",
+                "process-nextick-args": "npm:process-nextick-args@1.0.6",
+                "string_decoder": "npm:string_decoder@0.10.31",
+                "util-deprecate": "npm:util-deprecate@1.0.2"
+            }
+        },
+        "npm:right-align@0.1.3": {
+            "map": {
+                "align-text": "npm:align-text@0.1.4"
+            }
+        },
+        "npm:sha.js@2.4.5": {
+            "map": {
+                "inherits": "npm:inherits@2.0.1"
+            }
+        },
+        "npm:source-map@0.2.0": {
+            "map": {
+                "amdefine": "npm:amdefine@1.0.0"
+            }
+        },
+        "npm:stream-browserify@2.0.1": {
+            "map": {
+                "inherits": "npm:inherits@2.0.1",
+                "readable-stream": "npm:readable-stream@2.0.6"
+            }
+        },
+        "npm:uglify-js@2.6.2": {
+            "map": {
+                "async": "npm:async@0.2.10",
+                "source-map": "npm:source-map@0.5.3",
+                "uglify-to-browserify": "npm:uglify-to-browserify@1.0.2",
+                "yargs": "npm:yargs@3.10.0"
+            }
+        },
+        "npm:url@0.11.0": {
+            "map": {
+                "punycode": "npm:punycode@1.3.2",
+                "querystring": "npm:querystring@0.2.0"
+            }
+        },
+        "npm:yargs@3.10.0": {
+            "map": {
+                "camelcase": "npm:camelcase@1.2.1",
+                "cliui": "npm:cliui@2.1.0",
+                "decamelize": "npm:decamelize@1.2.0",
+                "window-size": "npm:window-size@0.1.0"
+            }
+        },
+        "npm:argparse@1.0.6": {
+            "map": {
+                "sprintf-js": "npm:sprintf-js@1.0.3"
+            }
+        },
+        "npm:brace-expansion@1.1.3": {
+            "map": {
+                "balanced-match": "npm:balanced-match@0.3.0",
+                "concat-map": "npm:concat-map@0.0.1"
+            }
+        },
+        "npm:escodegen@1.7.1": {
+            "map": {
+                "esprima": "npm:esprima@1.2.5",
+                "estraverse": "npm:estraverse@1.9.3",
+                "esutils": "npm:esutils@2.0.2",
+                "optionator": "npm:optionator@0.5.0"
+            }
+        },
+        "npm:fileset@0.2.1": {
+            "map": {
+                "glob": "npm:glob@5.0.15",
+                "minimatch": "npm:minimatch@2.0.10"
+            }
+        },
+        "npm:glob@5.0.15": {
+            "map": {
+                "inflight": "npm:inflight@1.0.4",
+                "inherits": "npm:inherits@2.0.1",
+                "minimatch": "npm:minimatch@3.0.0",
+                "once": "npm:once@1.3.3",
+                "path-is-absolute": "npm:path-is-absolute@1.0.0"
+            }
+        },
+        "npm:handlebars@4.0.5": {
+            "map": {
+                "async": "npm:async@1.5.2",
+                "optimist": "npm:optimist@0.6.1",
+                "source-map": "npm:source-map@0.4.4"
+            }
+        },
+        "npm:inflight@1.0.4": {
+            "map": {
+                "once": "npm:once@1.3.3",
+                "wrappy": "npm:wrappy@1.0.1"
+            }
+        },
+        "npm:is-absolute@0.1.7": {
+            "map": {
+                "is-relative": "npm:is-relative@0.1.3"
+            }
+        },
+        "npm:istanbul@0.4.2": {
+            "map": {
+                "abbrev": "npm:abbrev@1.0.7",
+                "async": "npm:async@1.5.2",
+                "escodegen": "npm:escodegen@1.7.1",
+                "esprima": "npm:esprima@2.7.2",
+                "fileset": "npm:fileset@0.2.1",
+                "handlebars": "npm:handlebars@4.0.5",
+                "js-yaml": "npm:js-yaml@3.5.4",
+                "mkdirp": "npm:mkdirp@0.5.1",
+                "nopt": "npm:nopt@3.0.6",
+                "once": "npm:once@1.3.3",
+                "resolve": "npm:resolve@1.1.7",
+                "supports-color": "npm:supports-color@3.1.2",
+                "which": "npm:which@1.2.4",
+                "wordwrap": "npm:wordwrap@1.0.0"
+            }
+        },
+        "npm:js-yaml@3.5.4": {
+            "map": {
+                "argparse": "npm:argparse@1.0.6",
+                "esprima": "npm:esprima@2.7.2"
+            }
+        },
+        "npm:levn@0.2.5": {
+            "map": {
+                "prelude-ls": "npm:prelude-ls@1.1.2",
+                "type-check": "npm:type-check@0.3.2"
+            }
+        },
+        "npm:minimatch@2.0.10": {
+            "map": {
+                "brace-expansion": "npm:brace-expansion@1.1.3"
+            }
+        },
+        "npm:minimatch@3.0.0": {
+            "map": {
+                "brace-expansion": "npm:brace-expansion@1.1.3"
+            }
+        },
+        "npm:mkdirp@0.5.1": {
+            "map": {
+                "minimist": "npm:minimist@0.0.8"
+            }
+        },
+        "npm:nopt@3.0.6": {
+            "map": {
+                "abbrev": "npm:abbrev@1.0.7"
+            }
+        },
+        "npm:once@1.3.3": {
+            "map": {
+                "wrappy": "npm:wrappy@1.0.1"
+            }
+        },
+        "npm:optimist@0.6.1": {
+            "map": {
+                "minimist": "npm:minimist@0.0.8",
+                "wordwrap": "npm:wordwrap@0.0.2"
+            }
+        },
+        "npm:optionator@0.5.0": {
+            "map": {
+                "deep-is": "npm:deep-is@0.1.3",
+                "fast-levenshtein": "npm:fast-levenshtein@1.0.7",
+                "levn": "npm:levn@0.2.5",
+                "prelude-ls": "npm:prelude-ls@1.1.2",
+                "type-check": "npm:type-check@0.3.2",
+                "wordwrap": "npm:wordwrap@0.0.2"
+            }
+        },
+        "npm:source-map@0.4.4": {
+            "map": {
+                "amdefine": "npm:amdefine@1.0.0"
+            }
+        },
+        "npm:supports-color@3.1.2": {
+            "map": {
+                "has-flag": "npm:has-flag@1.0.0"
+            }
+        },
+        "npm:type-check@0.3.2": {
+            "map": {
+                "prelude-ls": "npm:prelude-ls@1.1.2"
+            }
+        },
+        "npm:which@1.2.4": {
+            "map": {
+                "is-absolute": "npm:is-absolute@0.1.7",
+                "isexe": "npm:isexe@1.1.2"
             }
         },
         "github:jspm/nodelibs-buffer@0.2.0-alpha": {
@@ -64,7 +487,7 @@ SystemJS.config({
         },
         "npm:buffer@4.5.0": {
             "map": {
-                "base64-js": "npm:base64-js@1.1.0",
+                "base64-js": "npm:base64-js@1.1.1",
                 "ieee754": "npm:ieee754@1.1.6",
                 "isarray": "npm:isarray@1.0.0"
             }
diff --git a/package.json b/package.json
index 5e94bdb..9c1a54b 100644
--- a/package.json
+++ b/package.json
@@ -15,14 +15,32 @@
     "devDependencies": {
       "chai": "npm:chai@^3.5.0",
       "css": "github:systemjs/plugin-css@^0.1.19",
+      "istanbul": "npm:istanbul@^0.4.2",
       "mocha": "npm:mocha@^2.3.3"
     },
     "peerDependencies": {
+      "assert": "github:jspm/nodelibs-assert@^0.2.0-alpha",
       "aurelia-logging": "npm:aurelia-logging@^1.0.0-beta.1.1.1",
       "aurelia-metadata": "npm:aurelia-metadata@^1.0.0-beta.1.1.3",
       "aurelia-pal": "npm:aurelia-pal@^1.0.0-beta.1.1.1",
       "buffer": "github:jspm/nodelibs-buffer@^0.2.0-alpha",
-      "process": "github:jspm/nodelibs-process@^0.2.0-alpha"
+      "child_process": "github:jspm/nodelibs-child_process@^0.2.0-alpha",
+      "constants": "github:jspm/nodelibs-constants@^0.2.0-alpha",
+      "crypto": "github:jspm/nodelibs-crypto@^0.2.0-alpha",
+      "events": "github:jspm/nodelibs-events@^0.2.0-alpha",
+      "fs": "github:jspm/nodelibs-fs@^0.2.0-alpha",
+      "module": "github:jspm/nodelibs-module@^0.2.0-alpha",
+      "os": "github:jspm/nodelibs-os@^0.2.0-alpha",
+      "path": "github:jspm/nodelibs-path@^0.2.0-alpha",
+      "process": "github:jspm/nodelibs-process@^0.2.0-alpha",
+      "source-map": "npm:source-map@0.2",
+      "stream": "github:jspm/nodelibs-stream@^0.2.0-alpha",
+      "string_decoder": "github:jspm/nodelibs-string_decoder@^0.2.0-alpha",
+      "tty": "github:jspm/nodelibs-tty@^0.2.0-alpha",
+      "uglify-js": "npm:uglify-js@^2.6",
+      "url": "github:jspm/nodelibs-url@^0.2.0-alpha",
+      "util": "github:jspm/nodelibs-util@^0.2.0-alpha",
+      "vm": "github:jspm/nodelibs-vm@^0.2.0-alpha"
     },
     "overrides": {
       "github:frankwallis/plugin-typescript@2.6.0": {
@@ -30,6 +48,11 @@
           "typescript": "npm:typescript@1.9.0-dev.20160226"
         }
       },
+      "npm:inherits@2.0.1": {
+        "ignore": [
+          "test.js"
+        ]
+      },
       "npm:mocha@2.4.5": {
         "browser": "mocha",
         "main": "mocha",
@@ -84,6 +107,7 @@
   "devDependencies": {
     "browser-sync": "^2.11.0",
     "jspm": "^0.17.0-beta.13",
+    "remap-istanbul": "^0.5.1",
     "tsconfig-glob": "^0.2.1",
     "typedoc": "^0.3.12",
     "typescript": "^1.9.0-dev.20160303",
@@ -93,8 +117,7 @@
     "tsconfig": "tsconfig .",
     "format": "tsfmt -r",
     "build": "tsconfig . && tsfmt -r && tsc && jspm build src/argon.ts dist/argon.umd.js --format umd --global-name Argon --skip-source-maps",
-    "browser-sync": "browser-sync  start --server --directory --startPath \"index.html\" --files \"src/**\"",
-    "test": "npm run browser-sync",
+    "test": "node bin/browser-sync-test.js",
     "typedoc": "typedoc --out docs --gaID UA-63191442-2 --name argon.js --readme README.md --target ES5 --module commonjs --experimentalDecorators --excludeNotExported --excludeExternals --ignoreCompilerErrors -p src src/argon.ts src/camera.ts src/config.ts src/context.ts src/focus.ts src/mode.ts src/device.ts src/reality.ts src/viewport.ts src/session.ts src/timer.ts src/utils.ts src/vuforia.ts typings/browser.d.ts jspm_packages/npm/aurelia-dependency-injection@1.0.0-beta.1.1.4/aurelia-dependency-injection.d.ts jspm_packages/npm/aurelia-logging@1.0.0-beta.1.1.2/aurelia-logging.d.ts jspm_packages/npm/aurelia-metadata@1.0.0-beta.1.1.5/aurelia-metadata.d.ts jspm_packages/npm/aurelia-pal@1.0.0-beta.1.1.1/aurelia-pal.d.ts jspm_packages/npm/aurelia-polyfills@1.0.0-beta.1.0.0/aurelia-polyfills.d.ts"
   }
 }
diff --git a/test/index.html b/test/index.html
index 44bad00..23145a7 100644
--- a/test/index.html
+++ b/test/index.html
@@ -9,13 +9,60 @@
 <body>
     <div id="mocha"></div>
     <script>
-        System.import('mocha').then(function(mocha) {
-            mocha.setup('bdd')
-            System.import('test/test.ts').then(function() {
-                mocha.checkLeaks();
-                mocha.run();
-            })
-        })
+        System.import('istanbul/lib/instrumenter.js').then(function(Instrumenter) {
+            // A map from argon source file names to their source maps
+            var sourceMaps = {};
+            // A map from argon source file names to their transpiled js
+            var sourceJs = {};
+
+            // Override the systemjs translate function so that our typescript
+            // is instrumented by istanbul for code coverage.
+            //
+            // TODO: It's probably possible to avoid this by modifying the meta
+            // property of SystemJS for our files to use a custom plugin which
+            // does this.
+            var oldSystemTranslate = System.translate;
+            System.translate = function(load) {
+                var result = oldSystemTranslate.call(this, load);
+
+                var matchResult = /((?:src|test)\/.*)\.ts$/.exec(load.address);
+                if (matchResult !== null) {
+                    var fileName = matchResult[1];
+                    var baseFileName = fileName.slice(fileName.lastIndexOf('/') + 1)
+
+                    result = result.then(function(code) {
+                        var codeWithSourceMapComment = '//# sourceMappingURL=' + baseFileName + '.js.map\n' + code;
+
+                        sourceJs[fileName + '.js'] = codeWithSourceMapComment;
+                        sourceMaps[fileName + '.js.map'] = load.metadata.sourceMap;
+                        sourceMaps[fileName + '.js.map'].sources = [baseFileName + '.ts'];
+
+                        load.source = new Instrumenter().instrumentSync(codeWithSourceMapComment, fileName + '.js');
+                        // TODO: should also update load.sourceMap
+                        return load.source;
+                    });
+                }
+
+                return result;
+            }
+
+            // Setup mocha
+            System.import('mocha').then(function(mocha) {
+                mocha.setup('bdd');
+
+                // Run tests with mocha
+                System.import('test/test.ts!').then(function() {
+                    mocha.checkLeaks();
+                    mocha.run(function() {
+                        window.___browserSync___.socket.emit('argon:coverage', {
+                            coverage: window.__coverage__,
+                            sourceMaps: sourceMaps,
+                            sourceJs: sourceJs
+                        });
+                    });
+                });
+            });
+        });
     </script>
 </body>
-</html>
\ No newline at end of file
+</html>