diff options
Diffstat (limited to 'tests/MathTest.php')
| -rw-r--r-- | tests/MathTest.php | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/tests/MathTest.php b/tests/MathTest.php index 4ea0cb0..65d8eac 100644 --- a/tests/MathTest.php +++ b/tests/MathTest.php @@ -526,4 +526,45 @@ class MathTest extends TestCase $this->expectException(MathExecutorException::class); $calculator->setVar('resource', tmpfile()); } + + /** + * @dataProvider providerExpressionValues + */ + public function testCalculatingValues($expression, $value) + { + $calculator = new MathExecutor(); + + try { + $result = $calculator->execute($expression); + } catch (Exception $e) { + $this->fail(sprintf("Exception: %s (%s:%d), expression was: %s", get_class($e), $e->getFile(), $e->getLine(), $expression)); + } + $this->assertEquals($value, $result, "${expression} did not evaluate to {$value}"); + } + + /** + * Expressions data provider + * + * Most tests can go in here. The idea is that each expression will be evaluated by MathExecutor and by PHP with eval. + * The results should be the same. If they are not, then the test fails. No need to add extra test unless you are doing + * something more complex and not a simple mathmatical expression. + */ + public function providerExpressionValues() + { + return [ + ['arcsec(4)', 1.3181160716528], + ['arccsc(4)', 0.2526802551421], + ['arctan(4)', 1.3258176636680], + ['cosec(4)', -1.3213487088109], + ['cotan(4)', 0.8636911544506], + ['sec(4)', -1.5298856564664], + ['tg(4)', 1.1578212823496], + ['arcsin(0.5)', 0.5235987755983], + ['arccosec(4)', 0.2526802551421], + ['arccos(0.5)', 1.0471975511966], + ['arccotan(4)', 0.2449786631269], + ['ln(2)', 0.6931471805599], + ['lg(2)', 0.3010299956639], + ]; + } }
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