CodeRabbit Generated Unit Tests: Add Generated Unit Tests for PR Changes

test/unit/config/pubspec_material_ui_test.dart

@@ -0,0 +1,129 @@
+// 回归测试：验证 pubspec.yaml 中 material_ui 的版本约束与
+// pubspec.lock 的解析结果保持一致，避免出现 lock 文件未同步更新、
+// 或版本/哈希与声明的约束不匹配的问题。
+import 'dart:io';
+
+import 'package:flutter_test/flutter_test.dart';
+
+void main() {
+  late String pubspecYamlContent;
+  late String pubspecLockContent;
+
+  setUpAll(() {
+    pubspecYamlContent = File('pubspec.yaml').readAsStringSync();
+    pubspecLockContent = File('pubspec.lock').readAsStringSync();
+  });
+
+  group('pubspec.yaml material_ui dependency', () {
+    final constraintPattern = RegExp(
+      r'^\s*material_ui:\s*(\S+)\s*$',
+      multiLine: true,
+    );
+
+    test('declares a single material_ui dependency entry', () {
+      final matches = constraintPattern.allMatches(pubspecYamlContent);
+      expect(
+        matches.length,
+        1,
+        reason: 'Expected exactly one material_ui dependency declaration',
+      );
+    });
+
+    test('pins material_ui to the ^1.0.0 constraint', () {
+      final match = constraintPattern.firstMatch(pubspecYamlContent);
+      expect(match, isNotNull);
+      expect(match!.group(1), '^1.0.0');
+    });
+  });
+
+  group('pubspec.lock material_ui entry', () {
+    // pub 生成的 lock 文件针对每个 hosted 包都遵循固定的缩进/字段顺序，
+    // 用该结构化正则一次性提取 material_ui 条目的所有字段。
+    final entryPattern = RegExp(
+      r'  material_ui:\s*\n'
+      r'\s*dependency:\s*"([^"]+)"\s*\n'
+      r'\s*description:\s*\n'
+      r'\s*name:\s*material_ui\s*\n'
+      r'\s*sha256:\s*"?([0-9a-fA-F]+)"?\s*\n'
+      r'\s*url:\s*"([^"]+)"\s*\n'
+      r'\s*source:\s*(\S+)\s*\n'
+      r'\s*version:\s*"([^"]+)"',
+    );
+
+    RegExpMatch matchEntry() {
+      final match = entryPattern.firstMatch(pubspecLockContent);
+      expect(
+        match,
+        isNotNull,
+        reason:
+            'Could not find a well-formed material_ui entry in pubspec.lock',
+      );
+      return match!;
+    }
+
+    test('resolves material_ui to version 1.0.0', () {
+      final match = matchEntry();
+      expect(match.group(5), '1.0.0');
+    });
+
+    test('records the expected sha256 checksum for the 1.0.0 release', () {
+      final match = matchEntry();
+      expect(
+        match.group(2),
+        'd9b4f6c69b80bc83d0a14357c86e4c14c8076e807ae73cf2960c8560f623995f',
+      );
+    });
+
+    test('is sourced from the hosted pub.dartlang.org registry', () {
+      final match = matchEntry();
+      expect(match.group(3), 'https://pub.dartlang.org');
+      expect(match.group(4), 'hosted');
+    });
+
+    test('remains a direct main dependency', () {
+      final match = matchEntry();
+      expect(match.group(1), 'direct main');
+    });
+  });
+
+  group('pubspec.yaml and pubspec.lock consistency', () {
+    test(
+      'locked material_ui version satisfies the declared caret constraint',
+      () {
+        final yamlMatch = RegExp(
+          r'^\s*material_ui:\s*\^([\d.]+)\s*$',
+          multiLine: true,
+        ).firstMatch(pubspecYamlContent);
+        final lockMatch = RegExp(
+          r'  material_ui:[\s\S]*?version:\s*"([\d.]+)"',
+        ).firstMatch(pubspecLockContent);
+
+        expect(yamlMatch, isNotNull);
+        expect(lockMatch, isNotNull);
+
+        final constraintParts = yamlMatch!.group(1)!
+            .split('.')
+            .map(int.parse)
+            .toList();
+        final lockedParts = lockMatch!.group(1)!
+            .split('.')
+            .map(int.parse)
+            .toList();
+
+        // Caret syntax ^x.y.z allows >=x.y.z <(x+1).0.0.
+        expect(lockedParts[0], constraintParts[0]);
+        final lockedGteConstraint =
+            lockedParts[1] > constraintParts[1] ||
+            (lockedParts[1] == constraintParts[1] &&
+                lockedParts[2] >= constraintParts[2]);
+        expect(
+          lockedGteConstraint,
+          isTrue,
+          reason:
+              'Locked version $lockedParts must be '
+              '>= constraint $constraintParts',
+        );
+      },
+    );
+  });
+}