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diff src/testdir/test_float_func.vim @ 16213:2c33b119ba92 v8.1.1111

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patch 8.1.1111: it is not easy to check for infinity commit https://github.com/vim/vim/commit/fda1bff39f89775b20a2d88ef3903656d52f66ad Author: Bram Moolenaar <Bram@vim.org> Date: Thu Apr 4 13:44:37 2019 +0200 patch 8.1.1111: it is not easy to check for infinity Problem: It is not easy to check for infinity. Solution: Add isinf(). (Ozaki Kiichi, closes https://github.com/vim/vim/issues/3787)
author Bram Moolenaar <Bram@vim.org>
date Thu, 04 Apr 2019 13:45:04 +0200
parents 5be73ebf6a15
children 81be817c9d9a
line wrap: on
line diff
--- a/src/testdir/test_float_func.vim
+++ b/src/testdir/test_float_func.vim
@@ -288,13 +288,24 @@ func Test_trunc()
   call assert_fails("call trunc('')", 'E808:')
 endfunc
 
+func Test_isinf()
+  call assert_equal(1, isinf(1.0/0.0))
+  call assert_equal(-1, isinf(-1.0/0.0))
+  call assert_false(isinf(1.0))
+  call assert_false(isinf(0.0/0.0))
+  call assert_false(isinf('a'))
+  call assert_false(isinf([]))
+  call assert_false(isinf({}))
+endfunc
+
 func Test_isnan()
-  call assert_equal(0, isnan(1.0))
-  call assert_equal(1, isnan(0.0/0.0))
-  call assert_equal(0, isnan(1.0/0.0))
-  call assert_equal(0, isnan('a'))
-  call assert_equal(0, isnan([]))
-  call assert_equal(0, isnan({}))
+  call assert_true(isnan(0.0/0.0))
+  call assert_false(isnan(1.0))
+  call assert_false(isnan(1.0/0.0))
+  call assert_false(isnan(-1.0/0.0))
+  call assert_false(isnan('a'))
+  call assert_false(isnan([]))
+  call assert_false(isnan({}))
 endfunc
 
 " This was converted from test65