From a082f6484a9d2ebb31463131a0302dfd33433951 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Matias=20Niemel=C3=A4?= <matias@yearofmoo.com>
Date: Mon, 26 Nov 2018 14:16:18 +0100
Subject: [PATCH] fix(ivy): fix style prop instructions to account for
 zero-based values (#27270)

PR Close #27270
---
 packages/core/src/render3/instructions.ts      | 2 +-
 packages/core/test/render3/integration_spec.ts | 4 ++++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/packages/core/src/render3/instructions.ts b/packages/core/src/render3/instructions.ts
index 0d85beaf4d..099768117b 100644
--- a/packages/core/src/render3/instructions.ts
+++ b/packages/core/src/render3/instructions.ts
@@ -1220,7 +1220,7 @@ export function elementStyleProp(
     return hackImplementationOfElementStyleProp(
         index, styleIndex, value, suffix, directive);  // supported in next PR
   let valueToAdd: string|null = null;
-  if (value) {
+  if (value !== null) {
     if (suffix) {
       // when a suffix is applied then it will bypass
       // sanitization entirely (b/c a new string is created)
diff --git a/packages/core/test/render3/integration_spec.ts b/packages/core/test/render3/integration_spec.ts
index 4d1ee8b3b6..3359ef3a9f 100644
--- a/packages/core/test/render3/integration_spec.ts
+++ b/packages/core/test/render3/integration_spec.ts
@@ -1459,6 +1459,10 @@ describe('render3 integration test', () => {
         fixture.update();
         expect(fixture.html).toEqual('<span style="font-size: 200px;"></span>');
 
+        fixture.component.time = 0;
+        fixture.update();
+        expect(fixture.html).toEqual('<span style="font-size: 0px;"></span>');
+
         fixture.component.time = null;
         fixture.update();
         expect(fixture.html).toEqual('<span></span>');