From 50cd1056eb818ee79d2ed54c24c737ea6d1cf1e3 Mon Sep 17 00:00:00 2001
From: Owen Voke <development@voke.dev>
Date: Wed, 12 Aug 2020 12:24:00 +0100
Subject: [PATCH] feat(expectations): add file assertions

---
 src/Expectation.php | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

diff --git a/src/Expectation.php b/src/Expectation.php
index 0770e367..4e5b9633 100644
--- a/src/Expectation.php
+++ b/src/Expectation.php
@@ -414,6 +414,36 @@ final class Expectation
         return $this;
     }
 
+    /**
+     * Asserts that the value is a file.
+     */
+    public function toBeFile(): Expectation
+    {
+        Assert::assertFileExists($this->value);
+
+        return $this;
+    }
+
+    /**
+     * Asserts that the value is a file and is readable.
+     */
+    public function toBeReadableFile(): Expectation
+    {
+        Assert::assertFileIsReadable($this->value);
+
+        return $this;
+    }
+
+    /**
+     * Asserts that the value is a file and is writable.
+     */
+    public function toBeWritableFile(): Expectation
+    {
+        Assert::assertFileIsWritable($this->value);
+
+        return $this;
+    }
+
     /**
      * Dynamically calls methods on the class without any arguments.
      *