From 11ad641b086b2f0d28879def2f2df541bc0e22d3 Mon Sep 17 00:00:00 2001
From: Dan Korostelev <nadako@gmail.com>
Date: Thu, 7 Feb 2019 00:10:51 +0100
Subject: [PATCH] add tests for some Null<BasicType> behaviour (#7755)

* add tests for some Null<BasicType> behaviour

* make Null<T> actually test something
---
 tests/unit/src/unit/TestMain.hx |  1 +
 tests/unit/src/unit/TestNull.hx | 10 ++++++++++
 2 files changed, 11 insertions(+)
 create mode 100644 tests/unit/src/unit/TestNull.hx

diff --git a/tests/unit/src/unit/TestMain.hx b/tests/unit/src/unit/TestMain.hx
index 909f885cf9f..3033cf80a8d 100644
--- a/tests/unit/src/unit/TestMain.hx
+++ b/tests/unit/src/unit/TestMain.hx
@@ -78,6 +78,7 @@ class TestMain {
 			new TestArrowFunctions(),
 			new TestCasts(),
 			new TestSyntaxModule(),
+			new TestNull(),
 			#if !no_pattern_matching
 			new TestMatch(),
 			#end
diff --git a/tests/unit/src/unit/TestNull.hx b/tests/unit/src/unit/TestNull.hx
new file mode 100644
index 00000000000..475ecd7af99
--- /dev/null
+++ b/tests/unit/src/unit/TestNull.hx
@@ -0,0 +1,10 @@
+package unit;
+
+class TestNull extends Test {
+	var ni:Null<Int> = null; // a field to prevent local optimizations
+
+	function test() {
+		f(ni == 0);
+		f(0 == ni);
+	}
+}