From 6d69bf602b4ebdb195f02953a0b33c91ec08e599 Mon Sep 17 00:00:00 2001
From: Bram Moolenaar <Bram@vim.org>
Date: Tue, 3 Mar 2020 19:02:12 +0100
Subject: [PATCH] patch 8.2.0349: Vim9: constant expression not well tested

Problem:    Vim9: constant expression not well tested.
Solution:   Add tests for "if" with constant expression.
---
 src/testdir/test_vim9_script.vim | 102 +++++++++++++++++++++++++++++++
 src/version.c                    |   2 +
 2 files changed, 104 insertions(+)

diff --git a/src/testdir/test_vim9_script.vim b/src/testdir/test_vim9_script.vim
index a8950f072..90bd4ebfe 100644
--- a/src/testdir/test_vim9_script.vim
+++ b/src/testdir/test_vim9_script.vim
@@ -732,6 +732,108 @@ def Test_if_elseif_else()
   assert_equal('three', IfElse(3))
 enddef
 
+let g:bool_true = v:true
+let g:bool_false = v:false
+
+def Test_if_const_expr()
+  let res = false
+  if true ? true : false
+    res = true
+  endif
+  assert_equal(true, res)
+
+  res = false
+  if g:bool_true ? true : false
+    res = true
+  endif
+  assert_equal(true, res)
+
+  res = false
+  if true ? g:bool_true : false
+    res = true
+  endif
+  assert_equal(true, res)
+
+  res = false
+  if true ? true : g:bool_false
+    res = true
+  endif
+  assert_equal(true, res)
+
+  res = false
+  if true ? false : true
+    res = true
+  endif
+  assert_equal(false, res)
+
+  res = false
+  if false ? false : true
+    res = true
+  endif
+  assert_equal(true, res)
+
+  res = false
+  if false ? true : false
+    res = true
+  endif
+  assert_equal(false, res)
+
+  res = false
+  if true && true
+    res = true
+  endif
+  assert_equal(true, res)
+
+  res = false
+  if true && false
+    res = true
+  endif
+  assert_equal(false, res)
+
+  res = false
+  if g:bool_true && false
+    res = true
+  endif
+  assert_equal(false, res)
+
+  res = false
+  if true && g:bool_false
+    res = true
+  endif
+  assert_equal(false, res)
+
+  res = false
+  if false && false
+    res = true
+  endif
+  assert_equal(false, res)
+
+  res = false
+  if true || false
+    res = true
+  endif
+  assert_equal(true, res)
+
+  res = false
+  if g:bool_true || false
+    res = true
+  endif
+  assert_equal(true, res)
+
+  res = false
+  if true || g:bool_false
+    res = true
+  endif
+  assert_equal(true, res)
+
+  res = false
+  if false || false
+    res = true
+  endif
+  assert_equal(false, res)
+
+enddef
+
 def Test_delfunc()
   let lines =<< trim END
     vim9script
diff --git a/src/version.c b/src/version.c
index d595d173e..9c5fca8b2 100644
--- a/src/version.c
+++ b/src/version.c
@@ -738,6 +738,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    349,
 /**/
     348,
 /**/
-- 
2.40.0