public function testStreamReaderIterator()
{
$handle = SampleDataLoader::getEmployeesCsvStream();
$expected = SampleDataLoader::getEmployeesCsv();
$fromIterator = Sequence::make(new StreamReaderIterator($handle))->reduce('', function ($content, $line) {
return $content . $line;
});
$this->assertEquals($expected, $fromIterator);
}
public function testFileToIterator()
{
if (phpversion() < '5.5') {
$this->assertTrue(true);
return;
}
$handle = SampleDataLoader::getEmployeesCsvStream();
$expected = SampleDataLoader::getEmployeesCsv();
$fromIterator = Sequence::make(fileToIterator($handle))->reduce('', function ($content, $line) {
return $content . $line;
});
$this->assertEquals($expected, $fromIterator);
}
function employeeExample1()
{
$employees = SampleDataLoader::getEmployees(true);
// Assignment -- get a list of employees names
// Get a list of employees foreach
$names = array();
foreach ($employees as $employee) {
$names[] = $employee['firstName'];
}
print_r($names);
// Using a sequence
$names2 = Sequence::make($employees)->pluck('firstName')->to_a();
print_r($names2);
}
public function testIdentity()
{
$employees = SampleDataLoader::getEmployees(true);
$copy = exampleIdentity($employees);
$this->assertEquals($employees, $copy);
}
