From af985e8b37d11be969ee26805f34515261ec401f Mon Sep 17 00:00:00 2001
From: Oliver Davies <oliver@oliverdavies.uk>
Date: Mon, 1 Apr 2019 18:18:33 +0100
Subject: [PATCH] A filter group contains the correct number of filters

---
 src/Model/FilterGroup.php | 37 +++++++++++++++++++++++++++++++++++++
 tests/OtherwiseTest.php   | 31 +++++++++++++++++++++++++++++++
 2 files changed, 68 insertions(+)
 create mode 100644 src/Model/FilterGroup.php
 create mode 100644 tests/OtherwiseTest.php

diff --git a/src/Model/FilterGroup.php b/src/Model/FilterGroup.php
new file mode 100644
index 0000000..6f40ebb
--- /dev/null
+++ b/src/Model/FilterGroup.php
@@ -0,0 +1,37 @@
+<?php
+
+namespace Opdavies\GmailFilterBuilder\Model;
+
+use Tightenco\Collect\Support\Collection;
+
+class FilterGroup
+{
+    /** @var Collection */
+    private $filters;
+
+    public function __construct()
+    {
+        $this->filters = new Collection();
+    }
+
+    public static function if(Filter $filter): self
+    {
+        $self = new static();
+
+        $self->filters->push($filter);
+
+        return $self;
+    }
+
+    public function otherwise(Filter $filter): self
+    {
+        $this->filters->push($filter);
+
+        return $this;
+    }
+
+    public function toArray(): array
+    {
+        return $this->filters->toArray();
+    }
+}
diff --git a/tests/OtherwiseTest.php b/tests/OtherwiseTest.php
new file mode 100644
index 0000000..238bbc0
--- /dev/null
+++ b/tests/OtherwiseTest.php
@@ -0,0 +1,31 @@
+<?php
+
+namespace Tests\Opdavies\GmailFilterBuilder;
+
+use Opdavies\GmailFilterBuilder\Model\Filter;
+use Opdavies\GmailFilterBuilder\Model\FilterGroup;
+use PHPUnit\Framework\TestCase;
+
+class OtherwiseTest extends TestCase
+{
+
+    /** @test */
+    public function it_returns_the_correct_number_of_filters()
+    {
+        $filters = FilterGroup::if(
+            Filter::create()
+                ->has('to:me@example.com foo')
+                ->labelAndArchive('Test')
+        )->otherwise(
+            Filter::create()
+                ->has('to:me@example.com bar')
+                ->read()
+        )->otherwise(
+            Filter::create()
+                ->has('to:me@example.com')
+                ->trash()
+      );
+
+        $this->assertCount(3, $filters->toArray());
+    }
+}