test(util): port MetadataMinifier expand test

minify is intentionally unported, so only the expand half of
testMinifyExpand() is exercised.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

1 files changed, 65 insertions, 2 deletions

diff --git a/crates/shirabe/tests/util/metadata_minifier_test.rs b/crates/shirabe/tests/util/metadata_minifier_test.rs
index 85ed507..f0f3e9c 100644
--- a/crates/shirabe/tests/util/metadata_minifier_test.rs
+++ b/crates/shirabe/tests/util/metadata_minifier_test.rs
@@ -1,7 +1,70 @@
 //! ref: composer/tests/Composer/Test/Util/MetadataMinifierTest.php
 
+use indexmap::{IndexMap, indexmap};
+use shirabe::package::ArrayDumper;
+use shirabe::package::handle::CompletePackageHandle;
+use shirabe_metadata_minifier::MetadataMinifier;
+use shirabe_php_shim::PhpMixed;
+
+// MetadataMinifier::minify is not ported (intentionally absent in metadata_minifier.rs),
+// so only the expand half of testMinifyExpand() is exercised here.
 #[test]
-#[ignore = "MetadataMinifier::minify is not ported (intentionally absent in metadata_minifier.rs)"]
 fn test_minify_expand() {
-    todo!()
+    let package1 = CompletePackageHandle::new(
+        "foo/bar".to_string(),
+        "2.0.0.0".to_string(),
+        "2.0.0".to_string(),
+    );
+    package1.set_scripts(IndexMap::from([(
+        "foo".to_string(),
+        vec!["bar".to_string()],
+    )]));
+    package1.set_license(vec!["MIT".to_string()]);
+    let package2 = CompletePackageHandle::new(
+        "foo/bar".to_string(),
+        "1.2.0.0".to_string(),
+        "1.2.0".to_string(),
+    );
+    package2.set_license(vec!["GPL".to_string()]);
+    package2.set_homepage("https://example.org".to_string());
+    let package3 = CompletePackageHandle::new(
+        "foo/bar".to_string(),
+        "1.0.0.0".to_string(),
+        "1.0.0".to_string(),
+    );
+    package3.set_license(vec!["GPL".to_string()]);
+    let dumper = ArrayDumper::new();
+
+    let minified = vec![
+        indexmap! {
+            "name".to_string() => PhpMixed::String("foo/bar".to_string()),
+            "version".to_string() => PhpMixed::String("2.0.0".to_string()),
+            "version_normalized".to_string() => PhpMixed::String("2.0.0.0".to_string()),
+            "type".to_string() => PhpMixed::String("library".to_string()),
+            "scripts".to_string() => PhpMixed::Array(indexmap! {
+                "foo".to_string() => PhpMixed::List(vec![PhpMixed::String("bar".to_string())]),
+            }),
+            "license".to_string() => PhpMixed::List(vec![PhpMixed::String("MIT".to_string())]),
+        },
+        indexmap! {
+            "version".to_string() => PhpMixed::String("1.2.0".to_string()),
+            "version_normalized".to_string() => PhpMixed::String("1.2.0.0".to_string()),
+            "license".to_string() => PhpMixed::List(vec![PhpMixed::String("GPL".to_string())]),
+            "homepage".to_string() => PhpMixed::String("https://example.org".to_string()),
+            "scripts".to_string() => PhpMixed::String("__unset".to_string()),
+        },
+        indexmap! {
+            "version".to_string() => PhpMixed::String("1.0.0".to_string()),
+            "version_normalized".to_string() => PhpMixed::String("1.0.0.0".to_string()),
+            "homepage".to_string() => PhpMixed::String("__unset".to_string()),
+        },
+    ];
+
+    let source = vec![
+        dumper.dump(package1.into()),
+        dumper.dump(package2.into()),
+        dumper.dump(package3.into()),
+    ];
+
+    assert_eq!(source, MetadataMinifier::expand(minified));
 }