Add string comparison tests

forus-labs · Sep 25, 2023 · e644306 · e644306
1 parent e873010
commit e644306
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Showing 2 changed files with 72 additions and 8 deletions.
diff --git a/sugar/lib/src/core/strings.dart b/sugar/lib/src/core/strings.dart
@@ -423,8 +423,8 @@ extension Strings on String {
   /// 'A' < 'Apple'; // true
   /// 'Apple' < 'A'; // false
   ///
-  /// 'a' < 'A'; // true
-  /// 'A' < 'a'; // false
+  /// 'A' < 'a'; // true
+  /// 'a' < 'A'; // false
   /// ```
   bool operator < (String other) => compareTo(other) < 0;
 
@@ -442,8 +442,8 @@ extension Strings on String {
   /// 'A' <= 'Apple'; // true
   /// 'Apple' <= 'A'; // false
   ///
-  /// 'a' <= 'A'; // true
-  /// 'A' <= 'a'; // false
+  /// 'A' <= 'a'; // true
+  /// 'a' <= 'A'; // false
   /// ```
   bool operator <= (String other) => compareTo(other) <= 0;
 
@@ -461,8 +461,8 @@ extension Strings on String {
   /// 'Apple' > 'A'; // true
   /// 'A' > 'Apple'; // false
   ///
-  /// 'A' > 'a'; // true
-  /// 'a' > 'A'; // false
+  /// 'a' > 'A'; // true
+  /// 'A' > 'a'; // false
   /// ```
   bool operator > (String other) => compareTo(other) > 0;
 
@@ -480,8 +480,8 @@ extension Strings on String {
   /// 'Apple' >= 'A'; // true
   /// 'A' >= 'Apple'; // false
   ///
-  /// 'A' >= 'a'; // true
-  /// 'a' >= 'A'; // false
+  /// 'a' >= 'A'; // true
+  /// 'A' >= 'a'; // false
   /// ```
   bool operator >= (String other) => compareTo(other) >= 0;
 

diff --git a/sugar/test/src/core/strings_test.dart b/sugar/test/src/core/strings_test.dart
@@ -240,4 +240,68 @@ void main() {
     test('suffix', () => expect('ABC  '.isNotBlank, true));
   });
 
+  group('<', () {
+    test('A < B', () => expect('A' < 'B', true));
+
+    test('B < A', () => expect('B' < 'A', false));
+
+    test('A < A', () => expect('A' < 'A', false));
+
+    test('A < Apple', () => expect('A' < 'Apple', true));
+
+    test('Apple < A', () => expect('Apple' < 'A', false));
+
+    test('a < A', () => expect('a' < 'A', false));
+
+    test('A < a', () => expect('A' < 'a', true));
+  });
+
+  group('<=', () {
+    test('A <= B', () => expect('A' <= 'B', true));
+
+    test('B <= A', () => expect('B' <= 'A', false));
+
+    test('A <= A', () => expect('A' <= 'A', true));
+
+    test('A <= Apple', () => expect('A' <= 'Apple', true));
+
+    test('Apple <= A', () => expect('Apple' <= 'A', false));
+
+    test('a <= A', () => expect('a' <= 'A', false));
+
+    test('A <= a', () => expect('A' <= 'a', true));
+  });
+
+  group('>', () {
+    test('A > B', () => expect('A' > 'B', false));
+
+    test('B > A', () => expect('B' > 'A', true));
+
+    test('A > A', () => expect('A' > 'A', false));
+
+    test('A > Apple', () => expect('A' > 'Apple', false));
+
+    test('Apple > A', () => expect('Apple' > 'A', true));
+
+    test('a > A', () => expect('a' > 'A', true));
+
+    test('A > a', () => expect('A' > 'a', false));
+  });
+
+  group('>=', () {
+    test('A >= B', () => expect('A' >= 'B', false));
+
+    test('B >= A', () => expect('B' >= 'A', true));
+
+    test('A >= A', () => expect('A' >= 'A', true));
+
+    test('A >= Apple', () => expect('A' >= 'Apple', false));
+
+    test('Apple >= A', () => expect('Apple' >= 'A', true));
+
+    test('a >= A', () => expect('a' >= 'A', true));
+
+    test('A >= a', () => expect('A' >= 'a', false));
+  });
+
 }