public function testApply()
{
$this->m->setDistance(1000);
$this->m->setThreshold(0.5);
$this->p->setDeleteTreshold(0.5);
// Null case.
$patches = $this->p->make("", "");
$this->assertEquals(array("Hello world.", array()), $this->p->apply($patches, "Hello world."));
// Exact match.
$patches = $this->p->make("The quick brown fox jumps over the lazy dog.", "That quick brown fox jumped over a lazy dog.");
$this->assertEquals(array("That quick brown fox jumped over a lazy dog.", array(true, true)), $this->p->apply($patches, "The quick brown fox jumps over the lazy dog."));
// Partial match.
$this->assertEquals(array("That quick red rabbit jumped over a tired tiger.", array(true, true)), $this->p->apply($patches, "The quick red rabbit jumps over the tired tiger."));
// Failed match.
$this->assertEquals(array("I am the very model of a modern major general.", array(false, false)), $this->p->apply($patches, "I am the very model of a modern major general."));
// Big delete, small change.
$patches = $this->p->make("x1234567890123456789012345678901234567890123456789012345678901234567890y", "xabcy");
$this->assertEquals(array("xabcy", array(true, true)), $this->p->apply($patches, "x123456789012345678901234567890-----++++++++++-----123456789012345678901234567890y"));
// Big delete, big change 1.
$patches = $this->p->make("x1234567890123456789012345678901234567890123456789012345678901234567890y", "xabcy");
$this->assertEquals(array("xabc12345678901234567890---------------++++++++++---------------12345678901234567890y", array(false, true)), $this->p->apply($patches, "x12345678901234567890---------------++++++++++---------------12345678901234567890y"));
// Big delete, big change 2.
$this->p->setDeleteTreshold(0.6);
$patches = $this->p->make("x1234567890123456789012345678901234567890123456789012345678901234567890y", "xabcy");
$this->assertEquals(array("xabcy", array(true, true)), $this->p->apply($patches, "x12345678901234567890---------------++++++++++---------------12345678901234567890y"));
$this->p->setDeleteTreshold(0.5);
// Compensate for failed patch.
$this->m->setDistance(0);
$this->m->setThreshold(0.0);
$patches = $this->p->make("abcdefghijklmnopqrstuvwxyz--------------------1234567890", "abcXXXXXXXXXXdefghijklmnopqrstuvwxyz--------------------1234567YYYYYYYYYY890");
$this->assertEquals(array("ABCDEFGHIJKLMNOPQRSTUVWXYZ--------------------1234567YYYYYYYYYY890", array(false, true)), $this->p->apply($patches, "ABCDEFGHIJKLMNOPQRSTUVWXYZ--------------------1234567890"));
$this->m->setDistance(1000);
$this->m->setThreshold(0.5);
// No side effects.
$patches = $this->p->make("", "test");
$patchesText = $this->p->toText($patches);
$this->p->apply($patches, "");
$this->assertEquals($patchesText, $this->p->toText($patches));
// No side effects with major delete.
$patches = $this->p->make("The quick brown fox jumps over the lazy dog.", "Woof");
$patchesText = $this->p->toText($patches);
$this->p->apply($patches, "The quick brown fox jumps over the lazy dog.");
$this->assertEquals($patchesText, $this->p->toText($patches));
// Edge exact match.
$patches = $this->p->make("", "test");
$this->assertEquals(array("test", array(true)), $this->p->apply($patches, ""));
// Near edge exact match.
$patches = $this->p->make("XY", "XtestY");
$this->assertEquals(array("XtestY", array(true)), $this->p->apply($patches, "XY"));
// Edge partial match.
$patches = $this->p->make("y", "y123");
$this->assertEquals(array("x123", array(true)), $this->p->apply($patches, "x"));
}
private function _apply_patch()
{
$patch = $this->request->post('patch');
try {
Patch::apply($patch);
} catch (Validation_Exception $ex) {
Messages::errors($ex->errors());
} catch (Kohana_Exception $ex) {
Messages::errors($ex->getMessage());
}
$this->go_back();
}
/**
* Merge a set of patches onto the text. Return a patched text, as well
* as a list of true/false values indicating which patches were applied.
*
* @param PatchObject[] $patches Array of PatchObjects.
* @param string $text Old text.
*
* @return array Two element Array, containing the new text and an array of boolean values.
*/
public function patch_apply($patches, $text)
{
return $this->patch->apply($patches, $text);
}
