add TestResponse::assertContent() (#44580)

Author: timacdonald

src/Illuminate/Testing/TestResponse.php

@@ -514,6 +514,19 @@ public function getCookie($cookieName, $decrypt = true, $unserialize = false)
         }
     }
 
+    /**
+     * Assert that the given string matches the response content.
+     *
+     * @param  string  $value
+     * @return $this
+     */
+    public function assertContent($value)
+    {
+        PHPUnit::assertSame($value, $this->content());
+
+        return $this;
+    }
+
     /**
      * Assert that the given string or array of strings are contained within the response.
      *

tests/Testing/TestResponseTest.php

@@ -211,6 +211,29 @@ public function testAssertViewMissingNested()
         $response->assertViewMissing('foo.baz');
     }
 
+    public function testAssertContent()
+    {
+        $response = $this->makeMockResponse([
+            'render' => 'expected response data',
+        ]);
+
+        $response->assertContent('expected response data');
+
+        try {
+            $response->assertContent('expected');
+            $this->fail('xxxx');
+        } catch (AssertionFailedError $e) {
+            $this->assertSame('Failed asserting that two strings are identical.', $e->getMessage());
+        }
+
+        try {
+            $response->assertContent('expected response data with extra');
+            $this->fail('xxxx');
+        } catch (AssertionFailedError $e) {
+            $this->assertSame('Failed asserting that two strings are identical.', $e->getMessage());
+        }
+    }
+
     public function testAssertSee()
     {
         $response = $this->makeMockResponse([