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-rw-r--r--tests/js/test2.nim20
1 files changed, 18 insertions, 2 deletions
diff --git a/tests/js/test2.nim b/tests/js/test2.nim
index 0f460d6f8..fa857ccc5 100644
--- a/tests/js/test2.nim
+++ b/tests/js/test2.nim
@@ -2,11 +2,16 @@ discard """
   output: '''foo
 js 3.14
 7
-1'''
+1
+-21550
+-21550'''
 """
 
 # This file tests the JavaScript generator
 
+doAssert getCurrentException() == nil
+doAssert getCurrentExceptionMsg() == ""
+
 #  #335
 proc foo() =
   var bar = "foo"
@@ -16,7 +21,7 @@ proc foo() =
 foo()
 
 # #376
-when not defined(JS):
+when not defined(js):
   proc foo(val: float): string = "no js " & $val
 else:
   proc foo(val: float): string = "js " & $val
@@ -40,3 +45,14 @@ procThatRefersToConst() # Call bar before it is defined
 proc procThatRefersToConst() =
   var i = 0 # Use a var index, otherwise nim will constfold foo[0]
   echo someConst[i] # JS exception here: foo is still not initialized (undefined)
+
+# bug #6753
+let x = -1861876800
+const y = 86400
+echo (x - (y - 1)) div y # Now gives `-21550`
+
+proc foo09() =
+    let x = -1861876800
+    const y = 86400
+    echo (x - (y - 1)) div y # Still gives `-21551`
+foo09()