test(language_server): add test for import plugin integration (#10364)

see comment #7118 (comment)

Author: Sysix

crates/oxc_language_server/fixtures/linter/cross_module/.oxlintrc.json

@@ -0,0 +1,8 @@
+{
+  "plugins": [
+    "import"
+  ],
+  "rules": {
+    "import/no-cycle": "error"
+  }
+}

crates/oxc_language_server/fixtures/linter/cross_module/debugger.ts

@@ -0,0 +1,2 @@
+// Debugger should be shown as a warning
+debugger;

crates/oxc_language_server/fixtures/linter/cross_module/dep-a.ts

@@ -0,0 +1,4 @@
+// should report cycle detected
+import { b } from './dep-b.ts';
+
+b();

crates/oxc_language_server/fixtures/linter/cross_module/dep-b.ts

@@ -0,0 +1,4 @@
+// this file is also included in dep-a.ts and dep-a.ts should report a no-cycle diagnostic
+import './dep-a.ts';
+
+export function b() { /* ... */ }

crates/oxc_language_server/src/linter/server_linter.rs

@@ -97,4 +97,37 @@ mod test {
         Tester::new().test_and_snapshot_single_file("fixtures/linter/vue/debugger.vue");
         Tester::new().test_and_snapshot_single_file("fixtures/linter/svelte/debugger.svelte");
     }
+
+    #[test]
+    fn test_cross_module_debugger() {
+        let config_store: oxc_linter::ConfigStore = ConfigStoreBuilder::from_oxlintrc(
+            false,
+            Oxlintrc::from_file(&PathBuf::from("fixtures/linter/cross_module/.oxlintrc.json"))
+                .unwrap(),
+        )
+        .unwrap()
+        .build()
+        .unwrap();
+        let linter = Linter::new(LintOptions::default(), config_store);
+
+        Tester::new_with_linter(linter)
+            .test_and_snapshot_single_file("fixtures/linter/cross_module/debugger.ts");
+    }
+
+    #[test]
+    // ToDo: only available with runtime oxc-project/oxc#10268
+    fn test_cross_module_no_cycle() {
+        let config_store = ConfigStoreBuilder::from_oxlintrc(
+            false,
+            Oxlintrc::from_file(&PathBuf::from("fixtures/linter/cross_module/.oxlintrc.json"))
+                .unwrap(),
+        )
+        .unwrap()
+        .build()
+        .unwrap();
+        let linter = Linter::new(LintOptions::default(), config_store);
+
+        Tester::new_with_linter(linter)
+            .test_and_snapshot_single_file("fixtures/linter/cross_module/dep-a.ts");
+    }
 }

crates/oxc_language_server/src/linter/snapshots/fixtures_linter_cross_module_debugger.ts.snap

@@ -0,0 +1,13 @@
+---
+source: crates/oxc_language_server/src/linter/tester.rs
+---
+code: "eslint(no-debugger)"
+code_description.href: "https://oxc.rs/docs/guide/usage/linter/rules/eslint/no-debugger"
+message: "`debugger` statement is not allowed\nhelp: Remove the debugger statement"
+range: Range { start: Position { line: 1, character: 0 }, end: Position { line: 1, character: 9 } }
+related_information[0].message: ""
+related_information[0].location.uri: "file://<variable>/fixtures/linter/cross_module/debugger.ts"
+related_information[0].location.range: Range { start: Position { line: 1, character: 0 }, end: Position { line: 1, character: 9 } }
+severity: Some(Warning)
+source: Some("oxc")
+tags: None

crates/oxc_language_server/src/linter/snapshots/fixtures_linter_cross_module_dep-a.ts.snap

@@ -0,0 +1,4 @@
+---
+source: crates/oxc_language_server/src/linter/tester.rs
+---
+No diagnostic reports