idParamName() public method

public idParamName ( ) : string
return string
 public function testOverride()
 {
     $engine = new OverrideDiscoveryEngine();
     $input = FakeNode::createDummy();
     $this->assertCount(2, $engine->discoveryQuery($input)->parameters());
     $this->assertEquals($input->identity(), $engine->discoveryQuery($input)->parameters()['input']);
     $this->assertEquals("recommendation", $engine->recoResultName());
     $this->assertEquals("rate", $engine->scoreResultName());
     $this->assertEquals("source", $engine->idParamName());
     $this->assertEquals(10, $engine->defaultScore());
 }