view test/jit.tst @ 18518:0bdecd41b2dd stable

correctly size fread result (bug #41648) * oct-stream.cc (octave_base_stream::read): When reading to EOF, don't add extra column to the result matrix if the number of elements found is an exact multiple of the number of rows requested. Avoid mixed signed/unsigned comparisons. * io.tst: New tests.
author John W. Eaton <jwe@octave.org>
date Sat, 22 Feb 2014 13:06:18 -0500
parents d63878346099
children efa4572997ba 446c46af4b42
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## Copyright (C) 2012-2013 Max Brister
## 
## This file is part of Octave.
## 
## Octave is free software; you can redistribute it and/or modify it
## under the terms of the GNU General Public License as published by the
## Free Software Foundation; either version 3 of the License, or (at your
## option) any later version.
## 
## Octave is distributed in the hope that it will be useful, but WITHOUT
## ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
## FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
## for more details.
## 
## You should have received a copy of the GNU General Public License
## along with Octave; see the file COPYING.  If not, see
## <http://www.gnu.org/licenses/>.

## Author: Max Brister <max@2bass.com>

## Turn on JIT and set defaults before running tests
%!testif HAVE_LLVM
%! global __old_jit_enable__;
%! global __old_jit_startcnt__;
%! __old_jit_enable__ = jit_enable (true);
%! __old_jit_startcnt__ = jit_startcnt (1000);

## Test some simple cases that compile.

%!testif HAVE_LLVM
%! for i=1:1e6
%!   if (i < 5)
%!     break;
%!   else
%!     break;
%!   endif
%! endfor
%! assert (i, 1);

%!testif HAVE_LLVM
%! while (1)
%!   if (1)
%!     break;
%!   else
%!     break;
%!   endif
%! endwhile

%!testif HAVE_LLVM
%! for i=1:1e6
%!   if (i == 100)
%!     break;
%!   endif
%! endfor
%! assert (i, 100);

## Also test parfor keyword
%!testif HAVE_LLVM
%! parfor i=1:1e6
%!   if (i == 100)
%!     break;
%!   endif
%! endparfor
%! assert (i, 100);

%!testif HAVE_LLVM
%! inc = 1e-5;
%! result = 0;
%! for ii = 0:inc:1
%!   result = result + inc * (1/3 * ii * ii);
%! endfor
%! assert (abs (result - 1/9) < 1e-5);

%!testif HAVE_LLVM
%! inc = 1e-5;
%! result = 0;
%! for ii = 0:inc:1
%!   ## the ^ operator's result is complex
%!   result = result + inc * (1/3 * ii ^ 2);
%! endfor
%! assert (abs (result - 1/9) < 1e-5);

%!testif HAVE_LLVM
%! temp = 1+1i;
%! nan = NaN;
%! while (1)
%!   temp = temp - 1i;
%!   temp = temp * nan;
%!   break;
%! endwhile
%! assert (imag (temp), 0);

%!testif HAVE_LLVM
%! temp = 1+1i;
%! nan = NaN+1i;
%! while (1)
%!   nan = nan - 1i;
%!   temp = temp - 1i;
%!   temp = temp * nan;
%!   break;
%! endwhile
%! assert (imag (temp), 0);

%!testif HAVE_LLVM
%! temp = 1+1i;
%! while (1)
%!   temp = temp * 5;
%!   break;
%! endwhile
%! assert (temp, 5+5i);

%!testif HAVE_LLVM
%! nr = 1001;
%! mat = zeros (1, nr);
%! for i = 1:nr
%!   mat(i) = i;
%! endfor
%! assert (mat == 1:nr);

%!testif HAVE_LLVM
%! nr = 1001;
%! mat = 1:nr;
%! mat(end) = 0; # force mat to a matrix
%! total = 0;
%! for i = 1:nr
%!   total = mat(i) + total;
%! endfor
%! assert (sum (mat) == total);

%!testif HAVE_LLVM
%! nr = 1001;
%! mat = [3 1 5];
%! try
%!   for i = 1:nr
%!     if (i > 500)
%!       result = mat(100);
%!     else
%!       result = i;
%!     endif
%!   endfor
%! catch
%! end_try_catch
%! assert (result == 500);

%!function result = gen_test (n)
%!  result = double (rand (1, n) > .01);
%!endfunction

%!function z = vectorized (A, K)
%!  temp = ones (1, K);
%!  z = conv (A, temp);
%!  z = z > K-1;
%!  z = conv (z, temp);
%!  z = z(K:end-K+1);
%!  z = z >= 1;
%!endfunction

%!function z = loopy (A, K)
%!  z = A;
%!  n = numel (A);
%!  counter = 0;
%!  for ii=1:n
%!    if (z(ii))
%!      counter = counter + 1;
%!    else
%!      if (counter > 0 && counter < K)
%!        z(ii-counter:ii-1) = 0;
%!      endif
%!      counter = 0;
%!    endif
%!  endfor
%!
%!  if (counter > 0 && counter < K)
%!    z(end-counter+1:end) = 0;
%!  endif
%!endfunction

%!testif HAVE_LLVM
%! test_set = gen_test (10000);
%! assert (all (vectorized (test_set, 3) == loopy (test_set, 3)));

%!testif HAVE_LLVM
%! niter = 1001;
%! i = 0;
%! while (i < niter)
%!   i = i + 1;
%! endwhile
%! assert (i == niter);

%!testif HAVE_LLVM
%! niter = 1001;
%! result = 0;
%! m = [5 10];
%! for i=1:niter
%!   result = result + m(end);
%! endfor
%! assert (result == m(end) * niter);

%!testif HAVE_LLVM
%! ndim = 100;
%! result = 0;
%! m = zeros (ndim);
%! m(:) = 1:ndim^2;
%! i = 1;
%! while (i <= ndim)
%!   for j = 1:ndim
%!     result = result + m(i, j);
%!    endfor
%!   i = i + 1;
%! endwhile
%! assert (result == sum (sum (m)));

%!testif HAVE_LLVM
%! ndim = 100;
%! m = zeros (ndim);
%! i = 1;
%! while (i <= ndim)
%!   for j = 1:ndim
%!     m(i, j) = (j - 1) * ndim + i;
%!   endfor
%!   i = i + 1;
%! endwhile
%! m2 = zeros (ndim);
%! m2(:) = 1:(ndim^2);
%! assert (all (m == m2));

%!testif HAVE_LLVM
%! ndim = 2;
%! m = zeros (ndim, ndim, ndim, ndim);
%! result = 0;
%! i0 = 1;
%! while (i0 <= ndim)
%!   for i1 = 1:ndim
%!     for i2 = 1:ndim
%!       for i3 = 1:ndim
%!         m(i0, i1, i2, i3) = 1;
%!         m(i0, i1, i2, i3, 1, 1, 1, 1, 1, 1) = 1;
%!         result = result + m(i0, i1, i2, i3);
%!       endfor
%!     endfor
%!   endfor
%!   i0 = i0 + 1;
%! endwhile
%! expected = ones (ndim, ndim, ndim, ndim);
%! assert (all (m == expected));
%! assert (result == sum (expected (:)));

%!function test_divide ()
%! state = warning ("query", "Octave:divide-by-zero").state;
%! unwind_protect
%!   warning ("error", "Octave:divide-by-zero");
%!   for i=1:1e5
%!     a = 1;
%!     a / 0;
%!   endfor
%! unwind_protect_cleanup
%!   warning (state, "Octave:divide-by-zero");
%! end_unwind_protect
%!endfunction

%!testif HAVE_LLVM
%! lasterr ("");
%! try
%!   test_divide ();
%! end_try_catch
%! assert (strcmp (lasterr (), "division by zero"));

%!testif HAVE_LLVM
%! while (1)
%!   a = 0;
%!   result = a / 1;
%!   break;
%! endwhile
%! assert (result, 0);

%!testif HAVE_LLVM
%! m = zeros (2, 1001);
%! for i=1:1001
%!   m(end, i) = i;
%!   m(end - 1, end - i + 1) = i;
%! endfor
%! m2 = zeros (2, 1001);
%! m2(1, :) = fliplr (1:1001);
%! m2(2, :) = 1:1001;
%! assert (m, m2);

%!testif HAVE_LLVM
%! m = [1 2 3];
%! for i=1:1001
%!   m = sin (m);
%!   break;
%! endfor
%! assert (m == sin ([1  2 3]));

%!testif HAVE_LLVM
%! i = 0;
%! while i < 10
%!   i += 1;
%! endwhile
%! assert (i == 10);

%!testif HAVE_LLVM
%! i = 0;
%! while i < 10
%!   a = ++i;
%! endwhile
%! assert (i == 10);
%! assert (a == 10);
%!testif HAVE_LLVM
%! i = 0;
%! while i < 10
%!   a = i++;
%! endwhile
%! assert (i == 10);
%! assert (a == 9);

%!testif HAVE_LLVM
%! num = 2;
%! a = zeros (1, num);
%! i = 1;
%! while i <= num
%!   a(i) = norm (eye (i));
%!   ++i;
%! endwhile
%! assert (a, ones (1, num));

%!function test_compute_idom ()
%! while (li <= length (l1) && si <= length (s1))
%!   if (l1 (li) < s1 (si))
%!     if (li == si)
%!       break;
%!     endif;
%!     li++;
%!   else
%!     si++;
%!   endif;
%! endwhile

%!testif HAVE_LLVM
%! lasterr ("");
%! try
%!   test_compute_idom ();
%! end_try_catch
%! assert (! isempty (lasterr ()));

%!function x = test_overload (a)
%!  while (1)
%!    x = a;
%!    break;
%!  endwhile
%!endfunction

%!testif HAVE_LLVM
%! assert (test_overload (1), 1);
%! assert (test_overload ([1 2]), [1 2]);

%!function a = bubble (a = [3 2 1])
%!  swapped = 1;
%!  n = length (a);
%!  while (swapped)
%!    swapped = 0;
%!    for i = 1:n-1
%!      if (a(i) > a(i + 1))
%!        swapped = 1;
%!        temp = a(i);
%!        a(i) = a(i + 1);
%!        a(i + 1) = temp;
%!      endif
%!    endfor
%!  endwhile
%!endfunction

%!testif HAVE_LLVM
%! assert (bubble (), [1 2 3]);

%!testif HAVE_LLVM
%! a = 0;
%! b = 1;
%! for i=1:1e3
%!   for j=1:2
%!     a = a + b;
%!   endfor
%! endfor
%! assert (a, 2000);
%! assert (b, 1);

%!testif HAVE_LLVM
%! a = [1+1i 1+2i];
%! b = 0;
%! while (1)
%!   b = a(1);
%!   break;
%! endwhile
%! assert (b, a(1));

%!function test_undef ()
%!  for i=1:1e7
%!    XXX;
%!  endfor
%!endfunction

%!testif HAVE_LLVM
%! lasterr ("");
%! try
%!   test_undef ();
%! end_try_catch
%! assert (strncmp (lasterr (), "'XXX' undefined near", 20));

%!shared id
%! id = @(x) x;

%!testif HAVE_LLVM
%! assert (id (1), 1);
%! assert (id (1+1i), 1+1i);
%! assert (id (1, 2), 1);

%!testif HAVE_LLVM
%! lasterr ("");
%! try
%!   id ();
%! end_try_catch
%! assert (strncmp (lasterr (), "'x' undefined near", 18));

## Restore JIT settings
%!testif HAVE_LLVM
%! global __old_jit_enable__;
%! global __old_jit_startcnt__;
%! jit_enable (__old_jit_enable__);
%! jit_startcnt (__old_jit_startcnt__);
%! clear -g __old_jit_enable__ __old_jit_startcnt__;