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-rw-r--r--src/nvim/testdir/test_random.vim51
1 files changed, 51 insertions, 0 deletions
diff --git a/src/nvim/testdir/test_random.vim b/src/nvim/testdir/test_random.vim
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+++ b/src/nvim/testdir/test_random.vim
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+" Tests for srand() and rand()
+
+func Test_Rand()
+ let r = srand(123456789)
+ call assert_equal([1573771921, 319883699, 2742014374, 1324369493], r)
+ call assert_equal(4284103975, rand(r))
+ call assert_equal(1001954530, rand(r))
+ call assert_equal(2701803082, rand(r))
+ call assert_equal(2658065534, rand(r))
+ call assert_equal(3104308804, rand(r))
+
+ " Nvim does not support test_settime
+ " call test_settime(12341234)
+ let s = srand()
+ if !has('win32') && filereadable('/dev/urandom')
+ " using /dev/urandom
+ call assert_notequal(s, srand())
+ " else
+ " " using time()
+ " call assert_equal(s, srand())
+ " call test_settime(12341235)
+ " call assert_notequal(s, srand())
+ endif
+
+ " Nvim does not support test_srand_seed
+ " call test_srand_seed(123456789)
+ " call assert_equal(4284103975, rand())
+ " call assert_equal(1001954530, rand())
+ " call test_srand_seed()
+
+ if has('float')
+ call assert_fails('echo srand(1.2)', 'E805:')
+ endif
+ call assert_fails('echo srand([1])', 'E745:')
+ call assert_fails('echo rand("burp")', 'E475:')
+ call assert_fails('echo rand([1, 2, 3])', 'E475:')
+ call assert_fails('echo rand([[1], 2, 3, 4])', 'E475:')
+ call assert_fails('echo rand([1, [2], 3, 4])', 'E475:')
+ call assert_fails('echo rand([1, 2, [3], 4])', 'E475:')
+ call assert_fails('echo rand([1, 2, 3, [4]])', 'E475:')
+
+ " call test_settime(0)
+endfunc
+
+func Test_issue_5587()
+ call rand()
+ call garbagecollect()
+ call rand()
+endfunc
+
+" vim: shiftwidth=2 sts=2 expandtab