Supported Versions: PHP 7 >= 7.1.0, PHP 8
Verify that the contents of a variable is an iterable value
<?php is_iterable(mixed $value): bool<?php public function each(?callable $callback = null): EachExpectation
{
if (! is_iterable($this->value)) {
throw new BadMethodCallException('Expectation value is not iterable.');
}<?php public function sequence(mixed ...$callbacks): self
{
if (! is_iterable($this->value)) {
throw new BadMethodCallException('Expectation value is not iterable.');
}<?php public function toHaveSnakeCaseKeys(string $message = ''): self
{
if (! is_iterable($this->value)) {
InvalidExpectationValue::expected('iterable');
}<?php public function toHaveKebabCaseKeys(string $message = ''): self
{
if (! is_iterable($this->value)) {
InvalidExpectationValue::expected('iterable');
}<?php public function toHaveCamelCaseKeys(string $message = ''): self
{
if (! is_iterable($this->value)) {
InvalidExpectationValue::expected('iterable');
}<?php public function toHaveStudlyCaseKeys(string $message = ''): self
{
if (! is_iterable($this->value)) {
InvalidExpectationValue::expected('iterable');
}<?php Assert::assertStringContainsString((string) $needle, $this->value);
} else {
if (! is_iterable($this->value)) {
InvalidExpectationValue::expected('iterable');
}
Assert::assertContains($needle, $this->value);<?php public function toContainEqual(mixed ...$needles): self
{
if (! is_iterable($this->value)) {
InvalidExpectationValue::expected('iterable');
}<?php return $this;
}
if (is_iterable($this->value)) {
return $this->toHaveCount($number, $message);
}<?php public function toHaveCount(int $count, string $message = ''): self
{
if (! is_countable($this->value) && ! is_iterable($this->value)) {
InvalidExpectationValue::expected('countable|iterable');
}<?php public function toHaveSameSize(Countable|iterable $expected, string $message = ''): self
{
if (! is_countable($this->value) && ! is_iterable($this->value)) {
InvalidExpectationValue::expected('countable|iterable');
}<?php public function toContainOnlyInstancesOf(string $class, string $message = ''): self
{
if (! is_iterable($this->value)) {
InvalidExpectationValue::expected('iterable');
}