Add tests for interacts with database trait.

tests/Foundation/FoundationInteractsWithDatabaseTest.php

@@ -0,0 +1,115 @@
+<?php
+
+use Mockery as m;
+use Illuminate\Database\Connection;
+use Illuminate\Database\Query\Builder;
+use Illuminate\Foundation\Testing\Concerns\InteractsWithDatabase;
+
+class FoundationInteractsWithDatabaseTest extends PHPUnit_Framework_TestCase
+{
+    use InteractsWithDatabase;
+
+    protected $table = 'products';
+
+    protected $data = ['title' => 'Spark'];
+
+    protected $connection;
+
+    public function setUp()
+    {
+        $this->connection = m::mock(Connection::class);
+    }
+
+    public function tearDown()
+    {
+        m::close();
+    }
+
+    public function testSeeInDatabaseFindsResults()
+    {
+        $this->mockCountBuilder(1);
+
+        $this->seeInDatabase($this->table, $this->data);
+    }
+
+    /**
+     * @expectedException \PHPUnit_Framework_ExpectationFailedException
+     * @expectedExceptionMessage The table is empty.
+     */
+    public function testSeeInDatabaseDoesNotFindResults()
+    {
+        $builder = $this->mockCountBuilder(0);
+
+        $builder->shouldReceive('get')->once()->andReturn(collect());
+
+        $this->seeInDatabase($this->table, $this->data);
+    }
+
+    /**
+     * @expectedException \PHPUnit_Framework_ExpectationFailedException
+     * @expectedExceptionMessage Found: [{"title":"Forge"}].
+     */
+    public function testSeeInDatabaseFindsNotMatchingResults()
+    {
+        $builder = $this->mockCountBuilder(0);
+
+        $builder->shouldReceive('get')->once()->andReturn(collect([['title' => 'Forge']]));
+
+        $this->seeInDatabase($this->table, $this->data);
+    }
+
+    /**
+     * @expectedException \PHPUnit_Framework_ExpectationFailedException
+     * @expectedExceptionMessage Found: ["data","data","data"] and 2 others.
+     */
+    public function testSeeInDatabaseFindsManyNotMatchingResults()
+    {
+        $builder = $this->mockCountBuilder(0);
+
+        $builder->shouldReceive('get')->once()->andReturn(
+            collect(array_fill(0, 5, 'data'))
+        );
+
+        $this->seeInDatabase($this->table, $this->data);
+    }
+
+    public function testDontSeeInDatabaseDoesNotFindResults()
+    {
+        $this->mockCountBuilder(0);
+
+        $this->dontSeeInDatabase($this->table, $this->data);
+    }
+
+    /**
+     * @expectedException \PHPUnit_Framework_ExpectationFailedException
+     * @expectedExceptionMessage a row in the table [products] does not match the attributes {"title":"Spark"}
+     */
+    public function testDontSeeInDatabaseFindsResults()
+    {
+        $builder = $this->mockCountBuilder(1);
+
+        $builder->shouldReceive('get')->once()->andReturn(collect([$this->data]));
+
+        $this->dontSeeInDatabase($this->table, $this->data);
+    }
+
+    protected function mockCountBuilder($countResult)
+    {
+        $builder = m::mock(Builder::class);
+
+        $builder->shouldReceive('where')->with($this->data)->andReturnSelf();
+
+        $builder->shouldReceive('count')->andReturn($countResult);
+
+        $this->connection->shouldReceive('table')
+            ->with($this->table)
+            ->andReturn($builder);
+
+        return $builder;
+    }
+
+    protected function getConnection()
+    {
+        return $this->connection;
+    }
+}