From 8a3898c6cb8caed13fbc474ecccdde5152eeefe4 Mon Sep 17 00:00:00 2001
From: Rich Harris <richard.a.harris@gmail.com>
Date: Wed, 13 Dec 2017 21:05:59 -0500
Subject: [PATCH] fix unrelated bug that was causing tests to fail

---
 mocha.opts                                                      | 1 -
 src/shared/index.js                                             | 2 +-
 .../samples/collapses-text-around-comments/expected-bundle.js   | 2 +-
 test/js/samples/component-static/expected-bundle.js             | 2 +-
 test/js/samples/computed-collapsed-if/expected-bundle.js        | 2 +-
 test/js/samples/css-media-query/expected-bundle.js              | 2 +-
 test/js/samples/css-shadow-dom-keyframes/expected-bundle.js     | 2 +-
 test/js/samples/do-use-dataset/expected-bundle.js               | 2 +-
 test/js/samples/dont-use-dataset-in-legacy/expected-bundle.js   | 2 +-
 test/js/samples/dont-use-dataset-in-svg/expected-bundle.js      | 2 +-
 test/js/samples/each-block-changed-check/expected-bundle.js     | 2 +-
 test/js/samples/event-handlers-custom/expected-bundle.js        | 2 +-
 test/js/samples/if-block-no-update/expected-bundle.js           | 2 +-
 test/js/samples/if-block-simple/expected-bundle.js              | 2 +-
 .../samples/inline-style-optimized-multiple/expected-bundle.js  | 2 +-
 test/js/samples/inline-style-optimized-url/expected-bundle.js   | 2 +-
 test/js/samples/inline-style-optimized/expected-bundle.js       | 2 +-
 test/js/samples/inline-style-unoptimized/expected-bundle.js     | 2 +-
 test/js/samples/input-without-blowback-guard/expected-bundle.js | 2 +-
 test/js/samples/legacy-input-type/expected-bundle.js            | 2 +-
 test/js/samples/legacy-quote-class/expected-bundle.js           | 2 +-
 test/js/samples/media-bindings/expected-bundle.js               | 2 +-
 test/js/samples/non-imported-component/expected-bundle.js       | 2 +-
 .../js/samples/onrender-onteardown-rewritten/expected-bundle.js | 2 +-
 test/js/samples/setup-method/expected-bundle.js                 | 2 +-
 test/js/samples/use-elements-as-anchors/expected-bundle.js      | 2 +-
 test/js/samples/window-binding-scroll/expected-bundle.js        | 2 +-
 27 files changed, 26 insertions(+), 27 deletions(-)

diff --git a/mocha.opts b/mocha.opts
index af6b17a845..427b029758 100644
--- a/mocha.opts
+++ b/mocha.opts
@@ -1,2 +1 @@
---bail
 test/test.js
\ No newline at end of file
diff --git a/src/shared/index.js b/src/shared/index.js
index 79b6f2cba9..7b40b83fd1 100644
--- a/src/shared/index.js
+++ b/src/shared/index.js
@@ -185,7 +185,7 @@ export function _mount(target, anchor) {
 }
 
 export function _unmount() {
-	this._fragment.u();
+	if (this._fragment) this._fragment.u();
 }
 
 export function isPromise(value) {
diff --git a/test/js/samples/collapses-text-around-comments/expected-bundle.js b/test/js/samples/collapses-text-around-comments/expected-bundle.js
index c54a4508e7..2ee6c82601 100644
--- a/test/js/samples/collapses-text-around-comments/expected-bundle.js
+++ b/test/js/samples/collapses-text-around-comments/expected-bundle.js
@@ -175,7 +175,7 @@ function _mount(target, anchor) {
 }
 
 function _unmount() {
-	this._fragment.u();
+	if (this._fragment) this._fragment.u();
 }
 
 var proto = {
diff --git a/test/js/samples/component-static/expected-bundle.js b/test/js/samples/component-static/expected-bundle.js
index 27d4a5d5df..d23b405f1d 100644
--- a/test/js/samples/component-static/expected-bundle.js
+++ b/test/js/samples/component-static/expected-bundle.js
@@ -151,7 +151,7 @@ function _mount(target, anchor) {
 }
 
 function _unmount() {
-	this._fragment.u();
+	if (this._fragment) this._fragment.u();
 }
 
 var proto = {
diff --git a/test/js/samples/computed-collapsed-if/expected-bundle.js b/test/js/samples/computed-collapsed-if/expected-bundle.js
index 9129d64ebf..23707b5f16 100644
--- a/test/js/samples/computed-collapsed-if/expected-bundle.js
+++ b/test/js/samples/computed-collapsed-if/expected-bundle.js
@@ -151,7 +151,7 @@ function _mount(target, anchor) {
 }
 
 function _unmount() {
-	this._fragment.u();
+	if (this._fragment) this._fragment.u();
 }
 
 var proto = {
diff --git a/test/js/samples/css-media-query/expected-bundle.js b/test/js/samples/css-media-query/expected-bundle.js
index 3eb06a7baa..bc693e2f2d 100644
--- a/test/js/samples/css-media-query/expected-bundle.js
+++ b/test/js/samples/css-media-query/expected-bundle.js
@@ -171,7 +171,7 @@ function _mount(target, anchor) {
 }
 
 function _unmount() {
-	this._fragment.u();
+	if (this._fragment) this._fragment.u();
 }
 
 var proto = {
diff --git a/test/js/samples/css-shadow-dom-keyframes/expected-bundle.js b/test/js/samples/css-shadow-dom-keyframes/expected-bundle.js
index a8a14c254a..603f5863a9 100644
--- a/test/js/samples/css-shadow-dom-keyframes/expected-bundle.js
+++ b/test/js/samples/css-shadow-dom-keyframes/expected-bundle.js
@@ -163,7 +163,7 @@ function _mount(target, anchor) {
 }
 
 function _unmount() {
-	this._fragment.u();
+	if (this._fragment) this._fragment.u();
 }
 
 var proto = {
diff --git a/test/js/samples/do-use-dataset/expected-bundle.js b/test/js/samples/do-use-dataset/expected-bundle.js
index 1baf806a52..85dab5840e 100644
--- a/test/js/samples/do-use-dataset/expected-bundle.js
+++ b/test/js/samples/do-use-dataset/expected-bundle.js
@@ -167,7 +167,7 @@ function _mount(target, anchor) {
 }
 
 function _unmount() {
-	this._fragment.u();
+	if (this._fragment) this._fragment.u();
 }
 
 var proto = {
diff --git a/test/js/samples/dont-use-dataset-in-legacy/expected-bundle.js b/test/js/samples/dont-use-dataset-in-legacy/expected-bundle.js
index 3ebad459d3..311dea6e41 100644
--- a/test/js/samples/dont-use-dataset-in-legacy/expected-bundle.js
+++ b/test/js/samples/dont-use-dataset-in-legacy/expected-bundle.js
@@ -171,7 +171,7 @@ function _mount(target, anchor) {
 }
 
 function _unmount() {
-	this._fragment.u();
+	if (this._fragment) this._fragment.u();
 }
 
 var proto = {
diff --git a/test/js/samples/dont-use-dataset-in-svg/expected-bundle.js b/test/js/samples/dont-use-dataset-in-svg/expected-bundle.js
index ba9b37513c..0224b84960 100644
--- a/test/js/samples/dont-use-dataset-in-svg/expected-bundle.js
+++ b/test/js/samples/dont-use-dataset-in-svg/expected-bundle.js
@@ -171,7 +171,7 @@ function _mount(target, anchor) {
 }
 
 function _unmount() {
-	this._fragment.u();
+	if (this._fragment) this._fragment.u();
 }
 
 var proto = {
diff --git a/test/js/samples/each-block-changed-check/expected-bundle.js b/test/js/samples/each-block-changed-check/expected-bundle.js
index dae7830ecb..aafbea428f 100644
--- a/test/js/samples/each-block-changed-check/expected-bundle.js
+++ b/test/js/samples/each-block-changed-check/expected-bundle.js
@@ -183,7 +183,7 @@ function _mount(target, anchor) {
 }
 
 function _unmount() {
-	this._fragment.u();
+	if (this._fragment) this._fragment.u();
 }
 
 var proto = {
diff --git a/test/js/samples/event-handlers-custom/expected-bundle.js b/test/js/samples/event-handlers-custom/expected-bundle.js
index b1974ae869..e16aba0d72 100644
--- a/test/js/samples/event-handlers-custom/expected-bundle.js
+++ b/test/js/samples/event-handlers-custom/expected-bundle.js
@@ -163,7 +163,7 @@ function _mount(target, anchor) {
 }
 
 function _unmount() {
-	this._fragment.u();
+	if (this._fragment) this._fragment.u();
 }
 
 var proto = {
diff --git a/test/js/samples/if-block-no-update/expected-bundle.js b/test/js/samples/if-block-no-update/expected-bundle.js
index 12822a4ed3..b32eaf63c6 100644
--- a/test/js/samples/if-block-no-update/expected-bundle.js
+++ b/test/js/samples/if-block-no-update/expected-bundle.js
@@ -167,7 +167,7 @@ function _mount(target, anchor) {
 }
 
 function _unmount() {
-	this._fragment.u();
+	if (this._fragment) this._fragment.u();
 }
 
 var proto = {
diff --git a/test/js/samples/if-block-simple/expected-bundle.js b/test/js/samples/if-block-simple/expected-bundle.js
index 0985260579..67ac2f101c 100644
--- a/test/js/samples/if-block-simple/expected-bundle.js
+++ b/test/js/samples/if-block-simple/expected-bundle.js
@@ -167,7 +167,7 @@ function _mount(target, anchor) {
 }
 
 function _unmount() {
-	this._fragment.u();
+	if (this._fragment) this._fragment.u();
 }
 
 var proto = {
diff --git a/test/js/samples/inline-style-optimized-multiple/expected-bundle.js b/test/js/samples/inline-style-optimized-multiple/expected-bundle.js
index 6260246cc0..4aeaf3aae3 100644
--- a/test/js/samples/inline-style-optimized-multiple/expected-bundle.js
+++ b/test/js/samples/inline-style-optimized-multiple/expected-bundle.js
@@ -167,7 +167,7 @@ function _mount(target, anchor) {
 }
 
 function _unmount() {
-	this._fragment.u();
+	if (this._fragment) this._fragment.u();
 }
 
 var proto = {
diff --git a/test/js/samples/inline-style-optimized-url/expected-bundle.js b/test/js/samples/inline-style-optimized-url/expected-bundle.js
index 921d377bf9..30825c658b 100644
--- a/test/js/samples/inline-style-optimized-url/expected-bundle.js
+++ b/test/js/samples/inline-style-optimized-url/expected-bundle.js
@@ -167,7 +167,7 @@ function _mount(target, anchor) {
 }
 
 function _unmount() {
-	this._fragment.u();
+	if (this._fragment) this._fragment.u();
 }
 
 var proto = {
diff --git a/test/js/samples/inline-style-optimized/expected-bundle.js b/test/js/samples/inline-style-optimized/expected-bundle.js
index 8ddc55d215..b0e0866be8 100644
--- a/test/js/samples/inline-style-optimized/expected-bundle.js
+++ b/test/js/samples/inline-style-optimized/expected-bundle.js
@@ -167,7 +167,7 @@ function _mount(target, anchor) {
 }
 
 function _unmount() {
-	this._fragment.u();
+	if (this._fragment) this._fragment.u();
 }
 
 var proto = {
diff --git a/test/js/samples/inline-style-unoptimized/expected-bundle.js b/test/js/samples/inline-style-unoptimized/expected-bundle.js
index c3ca9e6957..d340596cfb 100644
--- a/test/js/samples/inline-style-unoptimized/expected-bundle.js
+++ b/test/js/samples/inline-style-unoptimized/expected-bundle.js
@@ -167,7 +167,7 @@ function _mount(target, anchor) {
 }
 
 function _unmount() {
-	this._fragment.u();
+	if (this._fragment) this._fragment.u();
 }
 
 var proto = {
diff --git a/test/js/samples/input-without-blowback-guard/expected-bundle.js b/test/js/samples/input-without-blowback-guard/expected-bundle.js
index a7a7d25e0c..5c5de22702 100644
--- a/test/js/samples/input-without-blowback-guard/expected-bundle.js
+++ b/test/js/samples/input-without-blowback-guard/expected-bundle.js
@@ -171,7 +171,7 @@ function _mount(target, anchor) {
 }
 
 function _unmount() {
-	this._fragment.u();
+	if (this._fragment) this._fragment.u();
 }
 
 var proto = {
diff --git a/test/js/samples/legacy-input-type/expected-bundle.js b/test/js/samples/legacy-input-type/expected-bundle.js
index 54a4c3c02d..8d01a80899 100644
--- a/test/js/samples/legacy-input-type/expected-bundle.js
+++ b/test/js/samples/legacy-input-type/expected-bundle.js
@@ -169,7 +169,7 @@ function _mount(target, anchor) {
 }
 
 function _unmount() {
-	this._fragment.u();
+	if (this._fragment) this._fragment.u();
 }
 
 var proto = {
diff --git a/test/js/samples/legacy-quote-class/expected-bundle.js b/test/js/samples/legacy-quote-class/expected-bundle.js
index c6f7bb8405..39bbeffb68 100644
--- a/test/js/samples/legacy-quote-class/expected-bundle.js
+++ b/test/js/samples/legacy-quote-class/expected-bundle.js
@@ -186,7 +186,7 @@ function _mount(target, anchor) {
 }
 
 function _unmount() {
-	this._fragment.u();
+	if (this._fragment) this._fragment.u();
 }
 
 var proto = {
diff --git a/test/js/samples/media-bindings/expected-bundle.js b/test/js/samples/media-bindings/expected-bundle.js
index bdac2a8f2a..e4dc509e5c 100644
--- a/test/js/samples/media-bindings/expected-bundle.js
+++ b/test/js/samples/media-bindings/expected-bundle.js
@@ -179,7 +179,7 @@ function _mount(target, anchor) {
 }
 
 function _unmount() {
-	this._fragment.u();
+	if (this._fragment) this._fragment.u();
 }
 
 var proto = {
diff --git a/test/js/samples/non-imported-component/expected-bundle.js b/test/js/samples/non-imported-component/expected-bundle.js
index fd201d65b3..eaed52eb17 100644
--- a/test/js/samples/non-imported-component/expected-bundle.js
+++ b/test/js/samples/non-imported-component/expected-bundle.js
@@ -165,7 +165,7 @@ function _mount(target, anchor) {
 }
 
 function _unmount() {
-	this._fragment.u();
+	if (this._fragment) this._fragment.u();
 }
 
 var proto = {
diff --git a/test/js/samples/onrender-onteardown-rewritten/expected-bundle.js b/test/js/samples/onrender-onteardown-rewritten/expected-bundle.js
index 364ee2901d..f8f6fffbcd 100644
--- a/test/js/samples/onrender-onteardown-rewritten/expected-bundle.js
+++ b/test/js/samples/onrender-onteardown-rewritten/expected-bundle.js
@@ -151,7 +151,7 @@ function _mount(target, anchor) {
 }
 
 function _unmount() {
-	this._fragment.u();
+	if (this._fragment) this._fragment.u();
 }
 
 var proto = {
diff --git a/test/js/samples/setup-method/expected-bundle.js b/test/js/samples/setup-method/expected-bundle.js
index df267db975..fdb044b0bf 100644
--- a/test/js/samples/setup-method/expected-bundle.js
+++ b/test/js/samples/setup-method/expected-bundle.js
@@ -151,7 +151,7 @@ function _mount(target, anchor) {
 }
 
 function _unmount() {
-	this._fragment.u();
+	if (this._fragment) this._fragment.u();
 }
 
 var proto = {
diff --git a/test/js/samples/use-elements-as-anchors/expected-bundle.js b/test/js/samples/use-elements-as-anchors/expected-bundle.js
index 272e039772..f68775b963 100644
--- a/test/js/samples/use-elements-as-anchors/expected-bundle.js
+++ b/test/js/samples/use-elements-as-anchors/expected-bundle.js
@@ -175,7 +175,7 @@ function _mount(target, anchor) {
 }
 
 function _unmount() {
-	this._fragment.u();
+	if (this._fragment) this._fragment.u();
 }
 
 var proto = {
diff --git a/test/js/samples/window-binding-scroll/expected-bundle.js b/test/js/samples/window-binding-scroll/expected-bundle.js
index 3a11deb1b6..95fcc2b6f8 100644
--- a/test/js/samples/window-binding-scroll/expected-bundle.js
+++ b/test/js/samples/window-binding-scroll/expected-bundle.js
@@ -171,7 +171,7 @@ function _mount(target, anchor) {
 }
 
 function _unmount() {
-	this._fragment.u();
+	if (this._fragment) this._fragment.u();
 }
 
 var proto = {