252 lines
6.4 KiB
Plaintext
252 lines
6.4 KiB
Plaintext
# 2020-12-07
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#*************************************************************************
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#
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# Test cases for SQL functions based off the standard math library
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#
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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ifcapable !mathlib {
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finish_test
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return
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}
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do_execsql_test func7-100 {
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SELECT ceil(99.9), ceiling(-99.01), floor(17), floor(-17.99);
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} {100.0 -99.0 17 -18.0}
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do_execsql_test func7-110 {
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SELECT quote(ceil(NULL)), ceil('-99.99');
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} {NULL -99.0}
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do_execsql_test func7-200 {
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SELECT round(ln(5),2), log(100.0), log(100), log(2,'256');
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} {1.61 2.0 2.0 8.0}
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do_execsql_test func7-210 {
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SELECT ln(-5), log(-5,100.0);
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} {{} {}}
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# Test cases derived from PostgreSQL documentation
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#
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do_execsql_test func7-pg-100 {
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SELECT abs(-17.4)
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} {17.4}
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do_execsql_test func7-pg-110 {
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SELECT ceil(42.2)
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} {43.0}
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do_execsql_test func7-pg-120 {
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SELECT ceil(-42.2)
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} {-42.0}
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do_execsql_test func7-pg-130 {
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SELECT round(exp(1.0),7)
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} {2.7182818}
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do_execsql_test func7-pg-140 {
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SELECT floor(42.8)
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} {42.0}
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do_execsql_test func7-pg-150 {
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SELECT floor(-42.8)
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} {-43.0}
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do_execsql_test func7-pg-160 {
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SELECT round(ln(2.0),7)
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} {0.6931472}
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do_execsql_test func7-pg-170 {
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SELECT log(100.0)
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} {2.0}
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do_execsql_test func7-pg-180 {
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SELECT log10(1000.0)
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} {3.0}
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do_execsql_test func7-pg-181 {
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SELECT format('%.30f', log10(100.0) );
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} {2.000000000000000000000000000000}
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do_execsql_test func7-pg-182 {
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SELECT format('%.30f', ln(exp(2.0)) );
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} {2.000000000000000000000000000000}
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do_execsql_test func7-pg-190 {
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SELECT log(2.0, 64.0)
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} {6.0}
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do_execsql_test func7-pg-200 {
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SELECT mod(9,4);
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} {1.0}
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do_execsql_test func7-pg-210 {
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SELECT round(pi(),7);
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} {3.1415927}
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do_execsql_test func7-pg-220 {
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SELECT power(9,3);
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} {729.0}
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do_execsql_test func7-pg-230 {
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SELECT round(radians(45.0),7);
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} {0.7853982}
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do_execsql_test func7-pg-240 {
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SELECT round(42.4);
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} {42.0}
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do_execsql_test func7-pg-250 {
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SELECT round(42.4382,2);
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} {42.44}
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do_execsql_test func7-pg-260 {
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SELECT sign(-8.4);
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} {-1}
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do_execsql_test func7-pg-270 {
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SELECT round( sqrt(2), 7);
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} {1.4142136}
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do_execsql_test func7-pg-280 {
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SELECT trunc(42.8), trunc(-42.8);
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} {42.0 -42.0}
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do_execsql_test func7-pg-300 {
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SELECT acos(1);
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} {0.0}
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do_execsql_test func7-pg-301 {
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SELECT degrees(acos(0.5));
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} {60.0}
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do_execsql_test func7-pg-310 {
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SELECT round( asin(1), 7);
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} {1.5707963}
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do_execsql_test func7-pg-311 {
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SELECT degrees( asin(0.5) );
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} {30.0}
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do_execsql_test func7-pg-320 {
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SELECT round( atan(1), 7);
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} {0.7853982}
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do_execsql_test func7-pg-321 {
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SELECT degrees( atan(1) );
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} {45.0}
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do_execsql_test func7-pg-330 {
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SELECT round( atan2(1,0), 7);
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} {1.5707963}
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do_execsql_test func7-pg-331 {
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SELECT degrees( atan2(1,0) );
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} {90.0}
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do_execsql_test func7-pg-400 {
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SELECT cos(0);
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} {1.0}
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do_execsql_test func7-pg-401 {
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SELECT cos( radians(60.0) );
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} {0.5}
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do_execsql_test func7-pg-400 {
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SELECT cos(0);
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} {1.0}
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do_execsql_test func7-pg-410 {
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SELECT round( sin(1), 7);
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} {0.841471}
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do_execsql_test func7-pg-411 {
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SELECT sin( radians(30) );
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} {0.5}
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do_execsql_test func7-pg-420 {
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SELECT round( tan(1), 7);
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} {1.5574077}
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do_execsql_test func7-pg-421 {
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SELECT tan( radians(45) );
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} {1.0}
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do_execsql_test func7-pg-500 {
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SELECT round( sinh(1), 7);
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} {1.1752012}
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do_execsql_test func7-pg-510 {
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SELECT round( cosh(0), 7);
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} {1.0}
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do_execsql_test func7-pg-520 {
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SELECT round( tanh(1), 7);
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} {0.7615942}
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do_execsql_test func7-pg-530 {
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SELECT round( asinh(1), 7);
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} {0.8813736}
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do_execsql_test func7-pg-540 {
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SELECT round( acosh(1), 7);
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} {0.0}
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do_execsql_test func7-pg-550 {
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SELECT round( atanh(0.5), 7);
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} {0.5493061}
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# Test cases derived from MySQL documentation
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#
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do_execsql_test func7-mysql-100 {
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SELECT acos(1);
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} {0.0}
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do_execsql_test func7-mysql-110 {
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SELECT acos(1.0001);
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} {{}}
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do_execsql_test func7-mysql-120 {
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SELECT round( acos(0.0), 7);
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} {1.5707963}
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do_execsql_test func7-mysql-130 {
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SELECT round( asin(0.2), 7);
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} {0.2013579}
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do_execsql_test func7-mysql-140 {
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SELECT asin('foo');
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} {{}} ;# Note: MySQL returns 0 here, not NULL.
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# SQLite deliberately returns NULL.
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# SQLServer and Oracle throw an error.
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do_execsql_test func7-mysql-150 {
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SELECT round( atan(2), 7), round( atan(-2), 7);
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} {1.1071487 -1.1071487}
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do_execsql_test func7-mysql-160 {
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SELECT round( atan2(-2,2), 7), round( atan2(pi(),0), 7);
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} {-0.7853982 1.5707963}
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do_execsql_test func7-mysql-170 {
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SELECT ceiling(1.23), ceiling(-1.23);
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} {2.0 -1.0}
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do_execsql_test func7-mysql-180 {
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SELECT cos(pi());
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} {-1.0}
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do_execsql_test func7-mysql-190 {
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SELECT degrees(pi()), degrees(pi()/2);
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} {180.0 90.0}
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do_execsql_test func7-mysql-190 {
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SELECT round( exp(2), 7), round( exp(-2), 7), exp(0);
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} {7.3890561 0.1353353 1.0}
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do_execsql_test func7-mysql-200 {
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SELECT floor(1.23), floor(-1.23);
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} {1.0 -2.0}
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do_execsql_test func7-mysql-210 {
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SELECT round(ln(2),7), quote(ln(-2));
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} {0.6931472 NULL}
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#do_execsql_test func7-mysql-220 {
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# SELECT round(log(2),7), log(-2);
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#} {0.6931472 NULL}
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# log() means natural logarithm in MySQL
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do_execsql_test func7-mysql-230 {
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SELECT log(2,65536), log(10,100), quote(log(1,100)), quote(log(0,100));
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} {16.0 2.0 NULL NULL}
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do_execsql_test func7-mysql-240 {
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SELECT log2(65536), quote(log2(-100)), quote(log2(0));
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} {16.0 NULL NULL}
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do_execsql_test func7-mysql-250 {
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SELECT round(log10(2),7), log10(100), quote(log10(-100));
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} {0.30103 2.0 NULL}
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do_execsql_test func7-mysql-260 {
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SELECT mod(234,10), 253%7, mod(29,9), 29%9;
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} {4.0 1 2.0 2}
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do_execsql_test func7-mysql-270 {
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SELECT mod(34.5,3);
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} {1.5}
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do_execsql_test func7-mysql-280 {
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SELECT pow(2,2), pow(2,-2);
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} {4.0 0.25}
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do_execsql_test func7-mysql-281 {
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SELECT power(2,2), power(2,-2);
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} {4.0 0.25}
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do_execsql_test func7-mysql-290 {
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SELECT round(radians(90),7);
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} {1.5707963}
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do_execsql_test func7-mysql-300 {
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SELECT sign(-32), sign(0), sign(234);
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} {-1 0 1}
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do_execsql_test func7-mysql-310 {
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SELECT sin(pi()) BETWEEN -1.0e-15 AND 1.0e-15;
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} {1}
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do_execsql_test func7-mysql-320 {
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SELECT sqrt(4), round(sqrt(20),7), quote(sqrt(-16));
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} {2.0 4.472136 NULL}
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do_execsql_test func7-mysql-330 {
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SELECT tan(pi()) BETWEEN -1.0e-15 AND 1.0e-15;
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} {1}
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do_execsql_test func7-mysql-331 {
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SELECT round(tan(pi()+1),7);
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} {1.5574077}
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finish_test
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