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author | Sverker Eriksson <sverker@erlang.org> | 2011-09-07 11:09:43 +0200 |
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committer | Sverker Eriksson <sverker@erlang.org> | 2011-09-07 11:09:43 +0200 |
commit | 02b8d9b4d669ae215b1c2423fa961db1b69a487f (patch) | |
tree | f7a1b27dc3a243da40dc2e98d888e6eb245e9342 /lib/crypto/test/crypto_SUITE.erl | |
parent | 22dae863060e0d66fa268f6d1cd4d6f084b850ab (diff) | |
download | otp-02b8d9b4d669ae215b1c2423fa961db1b69a487f.tar.gz otp-02b8d9b4d669ae215b1c2423fa961db1b69a487f.tar.bz2 otp-02b8d9b4d669ae215b1c2423fa961db1b69a487f.zip |
[crypto] Fix rand_uniform for negative values
Also let it throw badarg if 'Hi' is not larger than 'Lo'.
Diffstat (limited to 'lib/crypto/test/crypto_SUITE.erl')
-rw-r--r-- | lib/crypto/test/crypto_SUITE.erl | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/lib/crypto/test/crypto_SUITE.erl b/lib/crypto/test/crypto_SUITE.erl index 283aadb6ea..8d2f42469b 100644 --- a/lib/crypto/test/crypto_SUITE.erl +++ b/lib/crypto/test/crypto_SUITE.erl @@ -878,10 +878,17 @@ rand_uniform_aux_test(0) -> rand_uniform_aux_test(N) -> ?line L = N*1000, ?line H = N*100000+1, + ?line crypto_rand_uniform(L, H), + ?line crypto_rand_uniform(-L, L), + ?line crypto_rand_uniform(-H, -L), + ?line crypto_rand_uniform(-H, L), + ?line rand_uniform_aux_test(N-1). + +crypto_rand_uniform(L,H) -> ?line R1 = crypto:rand_uniform(L, H), ?line t(R1 >= L), - ?line t(R1 < H), - ?line rand_uniform_aux_test(N-1). + ?line t(R1 < H). + %% %% |