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Diffstat (limited to 'src/testdir/test_random.vim')
| -rw-r--r-- | src/testdir/test_random.vim | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/src/testdir/test_random.vim b/src/testdir/test_random.vim new file mode 100644 index 0000000000..381475a43f --- /dev/null +++ b/src/testdir/test_random.vim @@ -0,0 +1,28 @@ +" Tests for srand() and rand() + +func Test_Rand() + let r = srand(123456789) + call assert_equal([123456789, 362436069, 521288629, 88675123], r) + call assert_equal(3701687786, rand(r)) + call assert_equal(458299110, rand(r)) + call assert_equal(2500872618, rand(r)) + call assert_equal(3633119408, rand(r)) + call assert_equal(516391518, rand(r)) + + call test_settime(12341234) + let s = srand() + call assert_equal(s, srand()) + call test_settime(12341235) + call assert_notequal(s, srand()) + + call srand() + let v = rand() + call assert_notequal(v, rand()) + + call assert_fails('echo srand([1])', 'E745:') + 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:') +endfunc |