-// check/numeric_consist.cpp
+/** @file numeric_consist.cpp
+ *
+ * This test routine creates some numbers and check the result of several
+ * boolean tests on these numbers like is_integer() etc... */
-/* This test routine creates some numbers and check the result of several
- * boolean tests on these numbers like is_integer() etc... */
+/*
+ * GiNaC Copyright (C) 1999-2000 Johannes Gutenberg University Mainz, Germany
+ *
+ * This program 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 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
#include <stdlib.h>
-#include <GiNaC/ginac.h>
+#include "ginac.h"
+
+#ifndef NO_NAMESPACE_GINAC
+using namespace GiNaC;
+#endif // ndef NO_NAMESPACE_GINAC
/* Simple and maybe somewhat pointless consistency tests of assorted tests and
* conversions. */
numeric test_int2(5);
numeric test_rat1 = test_int1; test_rat1 /= test_int2;
test_rat1 = -test_rat1; // -42/5
+ numeric test_crat = test_rat1+I*test_int2; // 5*I-42/5
symbol a("a");
ex e1, e2;
- if ( !test_int1.is_integer() ) {
+ if (!test_int1.is_integer()) {
clog << test_int1
<< " erroneously not recognized as integer" << endl;
++result;
}
- if ( !test_int1.is_rational() ) {
+ if (!test_int1.is_rational()) {
clog << test_int1
<< " erroneously not recognized as rational" << endl;
++result;
}
- if ( !test_rat1.is_rational() ) {
+ if (!test_rat1.is_rational()) {
clog << test_rat1
<< " erroneously not recognized as rational" << endl;
++result;
}
- if ( test_rat1.is_integer() ) {
+ if (test_rat1.is_integer()) {
clog << test_rat1
<< " erroneously recognized as integer" << endl;
++result;
}
+ if (!test_crat.is_crational()) {
+ clog << test_crat
+ << " erroneously not recognized as complex rational" << endl;
+ ++result;
+ }
+
int i = numeric(1984).to_int();
- if ( i-1984 ) {
+ if (i-1984) {
clog << "conversion of " << i
<< " from numeric to int failed" << endl;
++result;
}
e1 = test_int1;
- if ( !e1.info(info_flags::posint) ) {
+ if (!e1.info(info_flags::posint)) {
clog << "expression " << e1
<< " erroneously not recognized as positive integer" << endl;
++result;
}
e2 = test_int1 + a;
- if ( ex_to_numeric(e2).is_integer() ) {
+ if (ex_to_numeric(e2).is_integer()) {
clog << "expression " << e2
<< " erroneously recognized as integer" << endl;
++result;
// The next two were two actual bugs in CLN till June, 12, 1999:
test_rat1 = numeric(3)/numeric(2);
test_rat1 += test_rat1;
- if ( !test_rat1.is_integer() ) {
+ if (!test_rat1.is_integer()) {
clog << "3/2 + 3/2 erroneously not integer 3 but instead "
<< test_rat1 << endl;
++result;
}
test_rat1 = numeric(3)/numeric(2);
numeric test_rat2 = test_rat1 + numeric(1); // 5/2
- test_rat2 -= test_rat1; // 1
- if ( !test_rat2.is_integer() ) {
+ test_rat2 -= test_rat1; // 1
+ if (!test_rat2.is_integer()) {
clog << "5/2 - 3/2 erroneously not integer 1 but instead "
<< test_rat2 << endl;
++result;
* calculating expt(a,b) if b is a rational and a a nonnegative integer.
* Implementing a workaround sadly introduced another bug on May 28th 1999
* that was fixed on May 31st. The workaround turned out to be stupid and
- * the bug was finally killed in CLN on September 2nd. */
+ * the original bug in CLN was finally killed on September 2nd. */
static unsigned numeric_consist2(void)
{
unsigned result = 0;
ex three = numeric(3);
// The hang in this code was the reason for the original workaround
- if ( pow(two,two/three) == 42 ) {
+ if (pow(two,two/three)==42) {
clog << "pow(2,2/3) erroneously returned 42" << endl;
++result; // cannot happen
}
// Actually, this used to raise a FPE after introducing the workaround
- if ( two*zero != zero ) {
+ if (two*zero!=zero) {
clog << "2*0 erroneously returned " << two*zero << endl;
++result;
}
// And this returned a cl_F due to the implicit call of numeric::power()
ex six = two*three;
- if ( !six.info(info_flags::integer) ) {
+ if (!six.info(info_flags::integer)) {
clog << "2*3 erroneously returned the non-integer " << six << endl;
++result;
}
// The fix in the workaround left a whole which was fixed hours later...
ex another_zero = pow(zero,numeric(1)/numeric(2));
- if ( another_zero.compare(exZERO()) ) {
+ if (!another_zero.is_zero()) {
clog << "pow(0,1/2) erroneously returned" << another_zero << endl;
++result;
}
// These overloaded routines indeed need to be checked separately since
// internally they might be doing something completely different:
a = 23; b = 4; calc_rem = irem(a, b);
- if ( calc_rem != 3 ) {
+ if (calc_rem != 3) {
clog << "irem(" << a << "," << b << ") erroneously returned "
<< calc_rem << endl;
++result;
}
a = 23; b = -4; calc_rem = irem(a, b);
- if ( calc_rem != 3 ) {
+ if (calc_rem != 3) {
clog << "irem(" << a << "," << b << ") erroneously returned "
<< calc_rem << endl;
++result;
}
a = -23; b = 4; calc_rem = irem(a, b);
- if ( calc_rem != -3 ) {
+ if (calc_rem != -3) {
clog << "irem(" << a << "," << b << ") erroneously returned "
<< calc_rem << endl;
++result;
}
a = -23; b = -4; calc_rem = irem(a, b);
- if ( calc_rem != -3 ) {
+ if (calc_rem != -3) {
clog << "irem(" << a << "," << b << ") erroneously returned "
<< calc_rem << endl;
++result;
}
// and now the overloaded irem(a,b,q):
a = 23; b = 4; calc_rem = irem(a, b, calc_quo);
- if ( calc_rem != 3 || calc_quo != 5 ) {
+ if (calc_rem != 3 || calc_quo != 5) {
clog << "irem(" << a << "," << b << ",q) erroneously returned "
<< calc_rem << " with q=" << calc_quo << endl;
++result;
}
a = 23; b = -4; calc_rem = irem(a, b, calc_quo);
- if ( calc_rem != 3 || calc_quo != -5 ) {
+ if (calc_rem != 3 || calc_quo != -5) {
clog << "irem(" << a << "," << b << ",q) erroneously returned "
<< calc_rem << " with q=" << calc_quo << endl;
++result;
}
a = -23; b = 4; calc_rem = irem(a, b, calc_quo);
- if ( calc_rem != -3 || calc_quo != -5 ) {
+ if (calc_rem != -3 || calc_quo != -5) {
clog << "irem(" << a << "," << b << ",q) erroneously returned "
<< calc_rem << " with q=" << calc_quo << endl;
++result;
}
a = -23; b = -4; calc_rem = irem(a, b, calc_quo);
- if ( calc_rem != -3 || calc_quo != 5 ) {
+ if (calc_rem != -3 || calc_quo != 5) {
clog << "irem(" << a << "," << b << ",q) erroneously returned "
<< calc_rem << " with q=" << calc_quo << endl;
++result;
// These overloaded routines indeed need to be checked separately since
// internally they might be doing something completely different:
a = 23; b = 4; calc_quo = iquo(a, b);
- if ( calc_quo != 5 ) {
+ if (calc_quo != 5) {
clog << "iquo(" << a << "," << b << ") erroneously returned "
<< calc_quo << endl;
++result;
}
a = 23; b = -4; calc_quo = iquo(a, b);
- if ( calc_quo != -5 ) {
+ if (calc_quo != -5) {
clog << "iquo(" << a << "," << b << ") erroneously returned "
<< calc_quo << endl;
++result;
}
a = -23; b = 4; calc_quo = iquo(a, b);
- if ( calc_quo != -5 ) {
+ if (calc_quo != -5) {
clog << "iquo(" << a << "," << b << ") erroneously returned "
<< calc_quo << endl;
++result;
}
a = -23; b = -4; calc_quo = iquo(a, b);
- if ( calc_quo != 5 ) {
+ if (calc_quo != 5) {
clog << "iquo(" << a << "," << b << ") erroneously returned "
<< calc_quo << endl;
++result;
}
// and now the overloaded iquo(a,b,r):
a = 23; b = 4; calc_quo = iquo(a, b, calc_rem);
- if ( calc_quo != 5 || calc_rem != 3 ) {
+ if (calc_quo != 5 || calc_rem != 3) {
clog << "iquo(" << a << "," << b << ",r) erroneously returned "
<< calc_quo << " with r=" << calc_rem << endl;
++result;
}
a = 23; b = -4; calc_quo = iquo(a, b, calc_rem);
- if ( calc_quo != -5 || calc_rem != 3 ) {
+ if (calc_quo != -5 || calc_rem != 3) {
clog << "iquo(" << a << "," << b << ",r) erroneously returned "
<< calc_quo << " with r=" << calc_rem << endl;
++result;
}
a = -23; b = 4; calc_quo = iquo(a, b, calc_rem);
- if ( calc_quo != -5 || calc_rem != -3 ) {
+ if (calc_quo != -5 || calc_rem != -3) {
clog << "iquo(" << a << "," << b << ",r) erroneously returned "
<< calc_quo << " with r=" << calc_rem << endl;
++result;
}
a = -23; b = -4; calc_quo = iquo(a, b, calc_rem);
- if ( calc_quo != 5 || calc_rem != -3 ) {
+ if (calc_quo != 5 || calc_rem != -3) {
clog << "iquo(" << a << "," << b << ",r) erroneously returned "
<< calc_quo << " with r=" << calc_rem << endl;
++result;
// square roots of squares of integers:
passed = true;
for (int i=0; i<42; ++i) {
- if ( !sqrt(numeric(i*i)).is_integer() ) {
+ if (!sqrt(numeric(i*i)).is_integer()) {
passed = false;
}
}
- if ( !passed ) {
+ if (!passed) {
clog << "One or more square roots of squares of integers did not return exact integers" << endl;
++result;
}
+
// square roots of squares of rationals:
passed = true;
for (int num=0; num<41; ++num) {
for (int den=1; den<42; ++den) {
- if ( !sqrt(numeric(num*num)/numeric(den*den)).is_rational() ) {
+ if (!sqrt(numeric(num*num)/numeric(den*den)).is_rational()) {
passed = false;
}
}
}
- if ( !passed ) {
+ if (!passed) {
clog << "One or more square roots of squares of rationals did not return exact integers" << endl;
++result;
}
result += numeric_consist3();
result += numeric_consist4();
- if ( !result ) {
+ if (!result) {
cout << " passed ";
clog << "(no output)" << endl;
} else {
git://www.ginac.de / ginac.git / blobdiff