bug #11 Fixing bug where Tailwind compiler might run after core compi…

…ler handling url() in CSS files (weaverryan)

This PR was merged into the main branch.

Discussion
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Fixing bug where Tailwind compiler might run after core compiler handling url() in CSS files

Fixes #10

Commits
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383655a Fixing bug where Tailwind compiler might run after core comiler handling url() in CSS files

config/services.php

@@ -38,6 +38,9 @@
             ->args([
                 service('tailwind.builder')
             ])
-            ->tag('asset_mapper.compiler')
+            ->tag('asset_mapper.compiler', [
+                // run before core CssAssetUrlCompiler that resolves url() references
+                'priority' => 10,
+            ])
     ;
 };

tests/FunctionalTest.php

@@ -24,7 +24,13 @@ protected function setUp(): void
             $fs->remove($tailwindVarDir);
         }
         $fs->mkdir($tailwindVarDir);
-        file_put_contents($tailwindVarDir.'/tailwind.built.css', 'the built css');
+        file_put_contents($tailwindVarDir.'/tailwind.built.css', <<<EOF
+        body {
+            padding: 17px;
+            background-image: url('../images/penguin.png');
+        }
+        EOF
+        );
     }
 
     protected function tearDown(): void
@@ -42,6 +48,8 @@ public function testBuiltCSSFileIsUsed(): void
 
         $asset = $assetMapper->getAsset('styles/app.css');
         $this->assertInstanceOf(MappedAsset::class, $asset);
-        $this->assertSame('the built css', $asset->content);
+        $this->assertStringContainsString('padding: 17px', $asset->content);
+        // verify the core CSS compiler that handles url() was executed
+        $this->assertMatchesRegularExpression('/penguin-[a-f0-9]{32}\.png/', $asset->content);
     }
 }