fix: normalize file paths after extraction from analyzed folder (#864)

* fix: normalize file paths after extraction from analyzed folder

* test: add test

* test: update test name and os

Author: incendial

CHANGELOG.md

@@ -4,6 +4,7 @@
 
 * test: added test case in [`prefer-const-border-radius`](https://dartcodemetrics.dev/docs/rules/flutter/prefer-const-border-radius) rule.
 * chore: restrict `analyzer` version to `>=2.4.0 <4.2.0`.
+* fix: normalize file paths after extraction from analyzed folder.
 * fix: improve context root included files calculation.
 * fix: resolve package with imported analysis options.
 

lib/src/utils/file_utils.dart

@@ -23,5 +23,5 @@ Set<String> extractDartFilesFromFolders(
                   relative(entity.path, from: rootFolder),
                   globalExcludes,
                 ))
-            .map((entity) => entity.path))
+            .map((entity) => normalize(entity.path)))
         .toSet();

test/src/utils/analyzer_utils_test.dart

@@ -73,5 +73,24 @@ void main() {
       },
       testOn: 'posix',
     );
+
+    test(
+      'should normalize file path if root path has relative parts',
+      () {
+        const rootFolder = 'test/resources/./';
+        final excludes = [Glob('**/first*file.dart')];
+
+        final filePaths =
+            getFilePaths([folderPath], context, rootFolder, excludes).toList()
+              ..sort();
+
+        expect(filePaths, hasLength(1));
+
+        final firstPath = filePaths.first;
+        expect(firstPath, 'test/resources/file_paths_folder/second_file.dart');
+        expect(firstPath, isNot(contains(rootFolder)));
+      },
+      testOn: 'posix',
+    );
   });
 }