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<?php
namespace Illuminate\Support\Testing\Fakes;
use Closure;
use Illuminate\Bus\PendingBatch;
use Illuminate\Contracts\Bus\QueueingDispatcher;
use Illuminate\Support\Arr;
use Illuminate\Support\Collection;
use Illuminate\Support\Traits\ReflectsClosures;
use PHPUnit\Framework\Assert as PHPUnit;
class BusFake implements QueueingDispatcher
{
use ReflectsClosures;
/**
* The original Bus dispatcher implementation.
*
* @var \Illuminate\Contracts\Bus\QueueingDispatcher
*/
protected $dispatcher;
/**
* The job types that should be intercepted instead of dispatched.
*
* @var array
*/
protected $jobsToFake;
/**
* The commands that have been dispatched.
*
* @var array
*/
protected $commands = [];
/**
* The commands that have been dispatched after the response has been sent.
*
* @var array
*/
protected $commandsAfterResponse = [];
/**
* The batches that have been dispatched.
*
* @var array
*/
protected $batches = [];
/**
* Create a new bus fake instance.
*
* @param \Illuminate\Contracts\Bus\QueueingDispatcher $dispatcher
* @param array|string $jobsToFake
* @return void
*/
public function __construct(QueueingDispatcher $dispatcher, $jobsToFake = [])
{
$this->dispatcher = $dispatcher;
$this->jobsToFake = Arr::wrap($jobsToFake);
}
/**
* Assert if a job was dispatched based on a truth-test callback.
*
* @param string|\Closure $command
* @param callable|int|null $callback
* @return void
*/
public function assertDispatched($command, $callback = null)
{
if ($command instanceof Closure) {
[$command, $callback] = [$this->firstClosureParameterType($command), $command];
}
if (is_numeric($callback)) {
return $this->assertDispatchedTimes($command, $callback);
}
PHPUnit::assertTrue(
$this->dispatched($command, $callback)->count() > 0 ||
$this->dispatchedAfterResponse($command, $callback)->count() > 0,
"The expected [{$command}] job was not dispatched."
);
}
/**
* Assert if a job was pushed a number of times.
*
* @param string $command
* @param int $times
* @return void
*/
public function assertDispatchedTimes($command, $times = 1)
{
$count = $this->dispatched($command)->count() +
$this->dispatchedAfterResponse($command)->count();
PHPUnit::assertSame(
$times, $count,
"The expected [{$command}] job was pushed {$count} times instead of {$times} times."
);
}
/**
* Determine if a job was dispatched based on a truth-test callback.
*
* @param string|\Closure $command
* @param callable|null $callback
* @return void
*/
public function assertNotDispatched($command, $callback = null)
{
if ($command instanceof Closure) {
[$command, $callback] = [$this->firstClosureParameterType($command), $command];
}
PHPUnit::assertTrue(
$this->dispatched($command, $callback)->count() === 0 &&
$this->dispatchedAfterResponse($command, $callback)->count() === 0,
"The unexpected [{$command}] job was dispatched."
);
}
/**
* Assert if a job was dispatched after the response was sent based on a truth-test callback.
*
* @param string|\Closure $command
* @param callable|int|null $callback
* @return void
*/
public function assertDispatchedAfterResponse($command, $callback = null)
{
if ($command instanceof Closure) {
[$command, $callback] = [$this->firstClosureParameterType($command), $command];
}
if (is_numeric($callback)) {
return $this->assertDispatchedAfterResponseTimes($command, $callback);
}
PHPUnit::assertTrue(
$this->dispatchedAfterResponse($command, $callback)->count() > 0,
"The expected [{$command}] job was not dispatched for after sending the response."
);
}
/**
* Assert if a job was pushed after the response was sent a number of times.
*
* @param string $command
* @param int $times
* @return void
*/
public function assertDispatchedAfterResponseTimes($command, $times = 1)
{
$count = $this->dispatchedAfterResponse($command)->count();
PHPUnit::assertSame(
$times, $count,
"The expected [{$command}] job was pushed {$count} times instead of {$times} times."
);
}
/**
* Determine if a job was dispatched based on a truth-test callback.
*
* @param string|\Closure $command
* @param callable|null $callback
* @return void
*/
public function assertNotDispatchedAfterResponse($command, $callback = null)
{
if ($command instanceof Closure) {
[$command, $callback] = [$this->firstClosureParameterType($command), $command];
}
PHPUnit::assertCount(
0, $this->dispatchedAfterResponse($command, $callback),
"The unexpected [{$command}] job was dispatched for after sending the response."
);
}
/**
* Assert if a chain of jobs was dispatched.
*
* @param array $expectedChain
* @return void
*/
public function assertChained(array $expectedChain)
{
$command = $expectedChain[0];
$expectedChain = array_slice($expectedChain, 1);
$callback = null;
if ($command instanceof Closure) {
[$command, $callback] = [$this->firstClosureParameterType($command), $command];
} elseif (! is_string($command)) {
$instance = $command;
$command = get_class($instance);
$callback = function ($job) use ($instance) {
return serialize($this->resetChainPropertiesToDefaults($job)) === serialize($instance);
};
}
PHPUnit::assertTrue(
$this->dispatched($command, $callback)->isNotEmpty(),
"The expected [{$command}] job was not dispatched."
);
PHPUnit::assertTrue(
collect($expectedChain)->isNotEmpty(),
'The expected chain can not be empty.'
);
$this->isChainOfObjects($expectedChain)
? $this->assertDispatchedWithChainOfObjects($command, $expectedChain, $callback)
: $this->assertDispatchedWithChainOfClasses($command, $expectedChain, $callback);
}
/**
* Reset the chain properties to their default values on the job.
*
* @param mixed $job
* @return mixed
*/
protected function resetChainPropertiesToDefaults($job)
{
return tap(clone $job, function ($job) {
$job->chainConnection = null;
$job->chainQueue = null;
$job->chainCatchCallbacks = null;
$job->chained = [];
});
}
/**
* Assert if a job was dispatched with an empty chain based on a truth-test callback.
*
* @param string|\Closure $command
* @param callable|null $callback
* @return void
*/
public function assertDispatchedWithoutChain($command, $callback = null)
{
if ($command instanceof Closure) {
[$command, $callback] = [$this->firstClosureParameterType($command), $command];
}
PHPUnit::assertTrue(
$this->dispatched($command, $callback)->isNotEmpty(),
"The expected [{$command}] job was not dispatched."
);
$this->assertDispatchedWithChainOfClasses($command, [], $callback);
}
/**
* Assert if a job was dispatched with chained jobs based on a truth-test callback.
*
* @param string $command
* @param array $expectedChain
* @param callable|null $callback
* @return void
*/
protected function assertDispatchedWithChainOfObjects($command, $expectedChain, $callback)
{
$chain = collect($expectedChain)->map(function ($job) {
return serialize($job);
})->all();
PHPUnit::assertTrue(
$this->dispatched($command, $callback)->filter(function ($job) use ($chain) {
return $job->chained == $chain;
})->isNotEmpty(),
'The expected chain was not dispatched.'
);
}
/**
* Assert if a job was dispatched with chained jobs based on a truth-test callback.
*
* @param string $command
* @param array $expectedChain
* @param callable|null $callback
* @return void
*/
protected function assertDispatchedWithChainOfClasses($command, $expectedChain, $callback)
{
$matching = $this->dispatched($command, $callback)->map->chained->map(function ($chain) {
return collect($chain)->map(function ($job) {
return get_class(unserialize($job));
});
})->filter(function ($chain) use ($expectedChain) {
return $chain->all() === $expectedChain;
});
PHPUnit::assertTrue(
$matching->isNotEmpty(), 'The expected chain was not dispatched.'
);
}
/**
* Determine if the given chain is entirely composed of objects.
*
* @param array $chain
* @return bool
*/
protected function isChainOfObjects($chain)
{
return ! collect($chain)->contains(function ($job) {
return ! is_object($job);
});
}
/**
* Assert if a batch was dispatched based on a truth-test callback.
*
* @param callable $callback
* @return void
*/
public function assertBatched(callable $callback)
{
PHPUnit::assertTrue(
$this->batched($callback)->count() > 0,
'The expected batch was not dispatched.'
);
}
/**
* Get all of the jobs matching a truth-test callback.
*
* @param string $command
* @param callable|null $callback
* @return \Illuminate\Support\Collection
*/
public function dispatched($command, $callback = null)
{
if (! $this->hasDispatched($command)) {
return collect();
}
$callback = $callback ?: function () {
return true;
};
return collect($this->commands[$command])->filter(function ($command) use ($callback) {
return $callback($command);
});
}
/**
* Get all of the jobs dispatched after the response was sent matching a truth-test callback.
*
* @param string $command
* @param callable|null $callback
* @return \Illuminate\Support\Collection
*/
public function dispatchedAfterResponse(string $command, $callback = null)
{
if (! $this->hasDispatchedAfterResponse($command)) {
return collect();
}
$callback = $callback ?: function () {
return true;
};
return collect($this->commandsAfterResponse[$command])->filter(function ($command) use ($callback) {
return $callback($command);
});
}
/**
* Get all of the pending batches matching a truth-test callback.
*
* @param callable $callback
* @return \Illuminate\Support\Collection
*/
public function batched(callable $callback)
{
if (empty($this->batches)) {
return collect();
}
return collect($this->batches)->filter(function ($batch) use ($callback) {
return $callback($batch);
});
}
/**
* Determine if there are any stored commands for a given class.
*
* @param string $command
* @return bool
*/
public function hasDispatched($command)
{
return isset($this->commands[$command]) && ! empty($this->commands[$command]);
}
/**
* Determine if there are any stored commands for a given class.
*
* @param string $command
* @return bool
*/
public function hasDispatchedAfterResponse($command)
{
return isset($this->commandsAfterResponse[$command]) && ! empty($this->commandsAfterResponse[$command]);
}
/**
* Dispatch a command to its appropriate handler.
*
* @param mixed $command
* @return mixed
*/
public function dispatch($command)
{
if ($this->shouldFakeJob($command)) {
$this->commands[get_class($command)][] = $command;
} else {
return $this->dispatcher->dispatch($command);
}
}
/**
* Dispatch a command to its appropriate handler in the current process.
*
* Queueable jobs will be dispatched to the "sync" queue.
*
* @param mixed $command
* @param mixed $handler
* @return mixed
*/
public function dispatchSync($command, $handler = null)
{
if ($this->shouldFakeJob($command)) {
$this->commands[get_class($command)][] = $command;
} else {
return $this->dispatcher->dispatchSync($command, $handler);
}
}
/**
* Dispatch a command to its appropriate handler in the current process.
*
* @param mixed $command
* @param mixed $handler
* @return mixed
*/
public function dispatchNow($command, $handler = null)
{
if ($this->shouldFakeJob($command)) {
$this->commands[get_class($command)][] = $command;
} else {
return $this->dispatcher->dispatchNow($command, $handler);
}
}
/**
* Dispatch a command to its appropriate handler behind a queue.
*
* @param mixed $command
* @return mixed
*/
public function dispatchToQueue($command)
{
if ($this->shouldFakeJob($command)) {
$this->commands[get_class($command)][] = $command;
} else {
return $this->dispatcher->dispatchToQueue($command);
}
}
/**
* Dispatch a command to its appropriate handler.
*
* @param mixed $command
* @return mixed
*/
public function dispatchAfterResponse($command)
{
if ($this->shouldFakeJob($command)) {
$this->commandsAfterResponse[get_class($command)][] = $command;
} else {
return $this->dispatcher->dispatch($command);
}
}
/**
* Create a new chain of queueable jobs.
*
* @param \Illuminate\Support\Collection|array $jobs
* @return \Illuminate\Foundation\Bus\PendingChain
*/
public function chain($jobs)
{
$jobs = Collection::wrap($jobs);
return new PendingChainFake($this, $jobs->shift(), $jobs->toArray());
}
/**
* Attempt to find the batch with the given ID.
*
* @param string $batchId
* @return \Illuminate\Bus\Batch|null
*/
public function findBatch(string $batchId)
{
//
}
/**
* Create a new batch of queueable jobs.
*
* @param \Illuminate\Support\Collection|array $jobs
* @return \Illuminate\Bus\PendingBatch
*/
public function batch($jobs)
{
return new PendingBatchFake($this, Collection::wrap($jobs));
}
/**
* Record the fake pending batch dispatch.
*
* @param \Illuminate\Bus\PendingBatch $pendingBatch
* @return \Illuminate\Bus\Batch
*/
public function recordPendingBatch(PendingBatch $pendingBatch)
{
$this->batches[] = $pendingBatch;
return (new BatchRepositoryFake)->store($pendingBatch);
}
/**
* Determine if a command should be faked or actually dispatched.
*
* @param mixed $command
* @return bool
*/
protected function shouldFakeJob($command)
{
if (empty($this->jobsToFake)) {
return true;
}
return collect($this->jobsToFake)
->filter(function ($job) use ($command) {
return $job instanceof Closure
? $job($command)
: $job === get_class($command);
})->isNotEmpty();
}
/**
* Set the pipes commands should be piped through before dispatching.
*
* @param array $pipes
* @return $this
*/
public function pipeThrough(array $pipes)
{
$this->dispatcher->pipeThrough($pipes);
return $this;
}
/**
* Determine if the given command has a handler.
*
* @param mixed $command
* @return bool
*/
public function hasCommandHandler($command)
{
return $this->dispatcher->hasCommandHandler($command);
}
/**
* Retrieve the handler for a command.
*
* @param mixed $command
* @return mixed
*/
public function getCommandHandler($command)
{
return $this->dispatcher->getCommandHandler($command);
}
/**
* Map a command to a handler.
*
* @param array $map
* @return $this
*/
public function map(array $map)
{
$this->dispatcher->map($map);
return $this;
}
}
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