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More tests more resistance to mutation testing.
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Jens True
2024-07-25 11:23:59 +00:00
parent 1b7e26a6b5
commit f6acee18e5
6 changed files with 184 additions and 25 deletions
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77
tests/Numerics/MatrixTest.php
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@ -22,6 +22,83 @@ use Exception;
// phpcs:disable PSR2.Methods.FunctionCallSignature,Generic.Functions.FunctionCallArgumentSpacing.TooMuchSpaceAfterComma
class MatrixTest extends TestCase
{
public function testEmptyMatrix(): void
{
$m1 = new Matrix();
$this->assertEquals(0, $m1->getRowCount());
$this->assertEquals(0, $m1->getColumnCount());
$m2 = new Matrix(0, 0);
$this->assertEquals(0, $m2->getRowCount());
$this->assertEquals(0, $m2->getColumnCount());
$this->assertEquals(new Matrix(), Matrix::multiply($m1, $m2));
}
public function testIndexing(): void
{
$m = new Matrix(5, 5);
$m->setValue(0, 0, 1);
$this->assertEquals(1, $m->getValue(0, 0));
$m->setValue(0, 1, 2);
$this->assertEquals(2, $m->getValue(0, 1));
$m->setValue(1, 0, 3);
$this->assertEquals(3, $m->getValue(1, 0));
$m->setValue(1, 1, 4);
$this->assertEquals(4, $m->getValue(1, 1));
$m->setValue(3, 3, 11);
$this->assertEquals(11, $m->getValue(3, 3));
$m->setValue(4, 3, 22);
$this->assertEquals(22, $m->getValue(4, 3));
$m->setValue(3, 4, 33);
$this->assertEquals(33, $m->getValue(3, 4));
$m->setValue(4, 4, 44);
$this->assertEquals(44, $m->getValue(4, 4));
try {
$m->getValue(-1, -1);
$this->fail("No exception");
} catch (Exception $exception) {
$this->assertInstanceOf(Exception::class, $exception);
}
try {
$m->getValue(-1, 0);
$this->fail("No exception");
} catch (Exception $exception) {
$this->assertInstanceOf(Exception::class, $exception);
}
try {
$m->getValue(0, -1);
$this->fail("No exception");
} catch (Exception $exception) {
$this->assertInstanceOf(Exception::class, $exception);
}
try {
$m->getValue(5, 5);
$this->fail("No exception");
} catch (Exception $exception) {
$this->assertInstanceOf(Exception::class, $exception);
}
try {
$m->getValue(5, 4);
$this->fail("No exception");
} catch (Exception $exception) {
$this->assertInstanceOf(Exception::class, $exception);
}
try {
$m->getValue(4, 5);
$this->fail("No exception");
} catch (Exception $exception) {
$this->assertInstanceOf(Exception::class, $exception);
}
}
public function testOneByOneDeterminant(): void
{
$a = new SquareMatrix(1);