diff --git a/tests/e2e/tests.js b/tests/e2e/tests.js
index 456a57fa..0d60cf7f 100644
--- a/tests/e2e/tests.js
+++ b/tests/e2e/tests.js
@@ -45,6 +45,7 @@ test('issue99 regression', function() {
 	m.render(dummyEl, view2);
 	equal(dummyEl.innerHTML, '<div><span>0</span></div>', 'view2 should be rendered correctly');
 });
+
 test('config handler context', function() {
 	expect(3);
 	var view = m('div', {config: function(evt, isInitialized, context){
@@ -58,4 +59,4 @@ test('config handler context', function() {
 		equal(context.data, 1);
 	}})
 	m.render(dummyEl, view);
-})
\ No newline at end of file
+})
diff --git a/tests/mithril-tests.js b/tests/mithril-tests.js
index e0272473..9aa82bed 100644
--- a/tests/mithril-tests.js
+++ b/tests/mithril-tests.js
@@ -1023,9 +1023,39 @@ function testMithril(mock) {
 	test(function() {
 		return m.deps.factory.toString().indexOf("console") < 0
 	})
+
+	// config context
+	test(function() {
+		var root = mock.document.createElement("div")
+
+		var success = false;
+		m.render(root, m("div", {config: function(elem, isInitialized, ctx) {ctx.data=1}}));
+		m.render(root, m("div", {config: function(elem, isInitialized, ctx) {success = ctx.data===1}}));
+		return success;
+	})
+
+	// more complex config context
+	test(function() {
+		var root = mock.document.createElement("div")
+
+		var idx = 0;
+		var success = true;
+		var statefulConfig = function(elem, isInitialized, ctx) {ctx.data=idx++}
+		var node = m("div", {config: statefulConfig});
+		m.render(root, [node, node]);
+
+		idx = 0;
+		var checkConfig = function(elem, isInitialized, ctx) {
+			success = success && (ctx.data === idx++)
+		}
+		node = m("div", {config: checkConfig});
+		m.render(root, [node, node]);
+		return success;
+	})
+
 }
 
 //mocks
 testMithril(mock.window)
 
-test.print(console.log)
\ No newline at end of file
+test.print(console.log)