diff --git a/_infrastructure/tests/runner.js b/_infrastructure/tests/runner.js
index 5d025e234d..ba42dd21e3 100644
--- a/_infrastructure/tests/runner.js
+++ b/_infrastructure/tests/runner.js
@@ -59,7 +59,7 @@ var NodeExec = (function () {
         result.exitCode = null;
         var cmdLine = filename + ' ' + cmdLineArgs.join(' ');
 
-        var process = nodeExec(cmdLine, function (error, stdout, stderr) {
+        var process = nodeExec(cmdLine, { maxBuffer: 1 * 1024 * 1024 }, function (error, stdout, stderr) {
             result.stdout = stdout;
             result.stderr = stderr;
             result.exitCode = error ? error.code : 0;
@@ -691,7 +691,7 @@ var DefinitelyTyped;
             }
             Object.defineProperty(TestResult.prototype, "success", {
                 get: function () {
-                    return this.exitCode !== 1;
+                    return this.exitCode === 0;
                 },
                 enumerable: true,
                 configurable: true
diff --git a/_infrastructure/tests/runner.ts b/_infrastructure/tests/runner.ts
index fb685ed44f..b0ad70a63a 100644
--- a/_infrastructure/tests/runner.ts
+++ b/_infrastructure/tests/runner.ts
@@ -139,7 +139,7 @@ module DefinitelyTyped.TestManager {
         exitCode:number;
 
         public get success():boolean {
-            return this.exitCode !== 1;
+            return this.exitCode === 0;
         }
     }
 
diff --git a/_infrastructure/tests/src/exec.ts b/_infrastructure/tests/src/exec.ts
index f277d39425..5123d4cfc6 100644
--- a/_infrastructure/tests/src/exec.ts
+++ b/_infrastructure/tests/src/exec.ts
@@ -57,8 +57,8 @@ class NodeExec implements IExec {
         var result = new ExecResult();
         result.exitCode = null;
         var cmdLine = filename + ' ' + cmdLineArgs.join(' ');
-        
-        var process = nodeExec(cmdLine, function (error, stdout, stderr) {
+
+        var process = nodeExec(cmdLine, {maxBuffer: 1 * 1024 * 1024}, function (error, stdout, stderr) {
             result.stdout = stdout;
             result.stderr = stderr;
             result.exitCode = error ? error.code : 0;
diff --git a/qunit/qunit.d.ts.tscparams b/qunit/qunit.d.ts.tscparams
index e16c76dff8..3b6942a9de 100644
--- a/qunit/qunit.d.ts.tscparams
+++ b/qunit/qunit.d.ts.tscparams
@@ -1 +1,2 @@
 ""
+
diff --git a/threejs/three-tests.ts.tscparams b/threejs/three-tests.ts.tscparams
new file mode 100644
index 0000000000..3b6942a9de
--- /dev/null
+++ b/threejs/three-tests.ts.tscparams
@@ -0,0 +1,2 @@
+""
+
diff --git a/underscore.string/underscore.string-tests.ts b/underscore.string/underscore.string-tests.disabled.ts
similarity index 100%
rename from underscore.string/underscore.string-tests.ts
rename to underscore.string/underscore.string-tests.disabled.ts