1 files changed, 80 insertions, 2 deletions
diff --git a/crates/shirabe/tests/command/diagnose_command_test.rs b/crates/shirabe/tests/command/diagnose_command_test.rs
index a8e6c16..1bd0c6a 100644
--- a/crates/shirabe/tests/command/diagnose_command_test.rs
+++ b/crates/shirabe/tests/command/diagnose_command_test.rs
@@ -1,15 +1,93 @@
 //! ref: composer/tests/Composer/Test/Command/DiagnoseCommandTest.php
 
+use crate::test_case::{RunOptions, get_application_tester, init_temp_composer};
+use serial_test::serial;
+use shirabe::util::platform::Platform;
+use shirabe_php_shim::PhpMixed;
+
 #[test]
+#[serial]
 #[ignore = "diagnose checks live http/https connectivity to packagist and the github.com rate \
             limit, so it requires real network access"]
 fn test_cmd_fail() {
-    todo!()
+    let tear_down = init_temp_composer(
+        Some(&serde_json::json!({ "name": "foo/bar", "description": "test pkg" })),
+        None,
+        None,
+        false,
+    );
+
+    let mut app_tester = get_application_tester();
+    app_tester
+        .run(
+            vec![(PhpMixed::from("command"), PhpMixed::from("diagnose"))],
+            RunOptions::default(),
+        )
+        .unwrap();
+
+    if Platform::get_env("COMPOSER_LOWEST_DEPS_TEST").as_deref() == Some("1") {
+        assert!(app_tester.get_status_code() >= 1);
+    } else {
+        assert_eq!(1, app_tester.get_status_code());
+    }
+
+    let output = app_tester.get_display();
+    assert!(output.contains(
+        "Checking composer.json: <warning>WARNING</warning>
+<warning>No license specified, it is recommended to do so. For closed-source software you may use \"proprietary\" as license.</warning>"
+    ));
+
+    assert!(output.contains(
+        "Checking http connectivity to packagist: OK
+Checking https connectivity to packagist: OK
+Checking github.com rate limit: "
+    ));
+
+    drop(tear_down);
 }
 
 #[test]
+#[serial]
 #[ignore = "diagnose checks live http/https connectivity to packagist and the github.com rate \
             limit, so it requires real network access"]
 fn test_cmd_success() {
-    todo!()
+    let tear_down = init_temp_composer(
+        Some(&serde_json::json!({
+            "name": "foo/bar",
+            "description": "test pkg",
+            "license": "MIT",
+        })),
+        None,
+        None,
+        false,
+    );
+
+    let mut app_tester = get_application_tester();
+    app_tester
+        .run(
+            vec![(PhpMixed::from("command"), PhpMixed::from("diagnose"))],
+            RunOptions::default(),
+        )
+        .unwrap();
+
+    if Platform::get_env("COMPOSER_LOWEST_DEPS_TEST").as_deref() != Some("1") {
+        // assertCommandIsSuccessful
+        assert_eq!(
+            0,
+            app_tester.get_status_code(),
+            "{}",
+            app_tester.get_display()
+        );
+    }
+
+    let output = app_tester.get_display();
+    assert!(output.contains("Checking composer.json: OK"));
+
+    assert!(output.contains(
+        "Checking http connectivity to packagist: OK
+Checking https connectivity to packagist: OK
+Checking github.com rate limit: "
+    ));
+
+    drop(tear_down);
 }