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modules/ps_mbo/vendor/react/promise/tests/FunctionRaceTest.php

@@ -0,0 +1,211 @@
+<?php
+
+namespace React\Promise;
+
+class FunctionRaceTest extends TestCase
+{
+    /** @test */
+    public function shouldResolveEmptyInput()
+    {
+        $mock = $this->createCallableMock();
+        $mock
+            ->expects($this->once())
+            ->method('__invoke')
+            ->with($this->identicalTo(null));
+
+        race(
+            []
+        )->then($mock);
+    }
+
+    /** @test */
+    public function shouldResolveValuesArray()
+    {
+        $mock = $this->createCallableMock();
+        $mock
+            ->expects($this->once())
+            ->method('__invoke')
+            ->with($this->identicalTo(1));
+
+        race(
+            [1, 2, 3]
+        )->then($mock);
+    }
+
+    /** @test */
+    public function shouldResolvePromisesArray()
+    {
+        $mock = $this->createCallableMock();
+        $mock
+            ->expects($this->once())
+            ->method('__invoke')
+            ->with($this->identicalTo(2));
+
+        $d1 = new Deferred();
+        $d2 = new Deferred();
+        $d3 = new Deferred();
+
+        race(
+            [$d1->promise(), $d2->promise(), $d3->promise()]
+        )->then($mock);
+
+        $d2->resolve(2);
+
+        $d1->resolve(1);
+        $d3->resolve(3);
+    }
+
+    /** @test */
+    public function shouldResolveSparseArrayInput()
+    {
+        $mock = $this->createCallableMock();
+        $mock
+            ->expects($this->once())
+            ->method('__invoke')
+            ->with($this->identicalTo(null));
+
+        race(
+            [null, 1, null, 2, 3]
+        )->then($mock);
+    }
+
+    /** @test */
+    public function shouldRejectIfFirstSettledPromiseRejects()
+    {
+        $mock = $this->createCallableMock();
+        $mock
+            ->expects($this->once())
+            ->method('__invoke')
+            ->with($this->identicalTo(2));
+
+        $d1 = new Deferred();
+        $d2 = new Deferred();
+        $d3 = new Deferred();
+
+        race(
+            [$d1->promise(), $d2->promise(), $d3->promise()]
+        )->then($this->expectCallableNever(), $mock);
+
+        $d2->reject(2);
+
+        $d1->resolve(1);
+        $d3->resolve(3);
+    }
+
+    /** @test */
+    public function shouldAcceptAPromiseForAnArray()
+    {
+        $mock = $this->createCallableMock();
+        $mock
+            ->expects($this->once())
+            ->method('__invoke')
+            ->with($this->identicalTo(1));
+
+        race(
+            resolve([1, 2, 3])
+        )->then($mock);
+    }
+
+    /** @test */
+    public function shouldResolveToNullWhenInputPromiseDoesNotResolveToArray()
+    {
+        $mock = $this->createCallableMock();
+        $mock
+            ->expects($this->once())
+            ->method('__invoke')
+            ->with($this->identicalTo(null));
+
+        race(
+            resolve(1)
+        )->then($mock);
+    }
+
+    /** @test */
+    public function shouldRejectWhenInputPromiseRejects()
+    {
+        $mock = $this->createCallableMock();
+        $mock
+            ->expects($this->once())
+            ->method('__invoke')
+            ->with($this->identicalTo(null));
+
+        race(
+            reject()
+        )->then($this->expectCallableNever(), $mock);
+    }
+
+    /** @test */
+    public function shouldCancelInputPromise()
+    {
+        $mock = $this
+            ->getMockBuilder('React\Promise\CancellablePromiseInterface')
+            ->getMock();
+        $mock
+            ->expects($this->once())
+            ->method('cancel');
+
+        race($mock)->cancel();
+    }
+
+    /** @test */
+    public function shouldCancelInputArrayPromises()
+    {
+        $mock1 = $this
+            ->getMockBuilder('React\Promise\CancellablePromiseInterface')
+            ->getMock();
+        $mock1
+            ->expects($this->once())
+            ->method('cancel');
+
+        $mock2 = $this
+            ->getMockBuilder('React\Promise\CancellablePromiseInterface')
+            ->getMock();
+        $mock2
+            ->expects($this->once())
+            ->method('cancel');
+
+        race([$mock1, $mock2])->cancel();
+    }
+
+    /** @test */
+    public function shouldNotCancelOtherPendingInputArrayPromisesIfOnePromiseFulfills()
+    {
+        $mock = $this->createCallableMock();
+        $mock
+            ->expects($this->never())
+            ->method('__invoke');
+
+        $deferred = New Deferred($mock);
+        $deferred->resolve();
+
+        $mock2 = $this
+            ->getMockBuilder('React\Promise\CancellablePromiseInterface')
+            ->getMock();
+        $mock2
+            ->expects($this->never())
+            ->method('cancel');
+
+        race([$deferred->promise(), $mock2])->cancel();
+    }
+
+    /** @test */
+    public function shouldNotCancelOtherPendingInputArrayPromisesIfOnePromiseRejects()
+    {
+        $mock = $this->createCallableMock();
+        $mock
+            ->expects($this->never())
+            ->method('__invoke');
+
+        $deferred = New Deferred($mock);
+        $deferred->reject();
+
+        $mock2 = $this
+            ->getMockBuilder('React\Promise\CancellablePromiseInterface')
+            ->getMock();
+        $mock2
+            ->expects($this->never())
+            ->method('cancel');
+
+        race([$deferred->promise(), $mock2])->cancel();
+    }
+}