Merge 0cebb2da0a9921d5080255df5c18c2699eb58590 into 8763f33c65f7df8be5b9fe7504ab7fcf20abb41d

context.go

@@ -140,6 +140,15 @@ func (c *Context) Copy() *Context {
 	cp.Params = make([]Param, len(cParams))
 	copy(cp.Params, cParams)
 
+	cErrors := c.Errors
+	cp.Errors = make(errorMsgs, len(cErrors))
+	for i, e := range cErrors {
+		cp.Errors[i] = &Error{
+			Err:  e.Err,
+			Type: e.Type,
+			Meta: e.Meta,
+		}
+	}
 	return &cp
 }
 

context_test.go

@@ -542,6 +542,41 @@ func TestContextCopy(t *testing.T) {
 	assert.Equal(t, cp.fullPath, c.fullPath)
 }
 
+func TestContextCopyErrors(t *testing.T) {
+    c, _ := CreateTestContext(httptest.NewRecorder())
+    
+    // Add errors to the original context
+    c.Error(fmt.Errorf("first error")).SetType(ErrorTypePublic).SetMeta("meta1")  // nolint: errcheck
+    c.Error(fmt.Errorf("second error")).SetType(ErrorTypePrivate).SetMeta(42)    // nolint: errcheck
+
+    // Copy the context
+    cp := c.Copy()
+
+    // Verify the copied context has the same number of errors
+    assert.Equal(t, len(c.Errors), len(cp.Errors), "Copied context should have the same number of errors")
+    
+    // Verify that the slices are distinct (deep copy) by checking contents and ensuring independence
+    assert.True(t, reflect.DeepEqual(c.Errors, cp.Errors), "Copied errors should have the same content initially")
+    // Since we can’t compare slices with ==, we rely on content equality and test isolation below
+
+    // Check each error in the copied context matches the original
+    for i, origErr := range c.Errors {
+        copiedErr := cp.Errors[i]
+        assert.Equal(t, origErr.Err, copiedErr.Err, "Error message should match")
+        assert.Equal(t, origErr.Type, copiedErr.Type, "Error type should match")
+        assert.Equal(t, origErr.Meta, copiedErr.Meta, "Error metadata should match")
+        // Ensure pointers are different (deep copy)
+        assert.NotSame(t, origErr, copiedErr, "Each error should be a distinct instance")
+    }
+
+    // Modify original context errors and ensure copy remains unchanged
+    c.Error(fmt.Errorf("third error")) // nolint: errcheck
+    assert.Equal(t, 2, len(cp.Errors), "Copied context errors should not reflect changes to original")
+    assert.Equal(t, 3, len(c.Errors), "Original context should have new error")
+    assert.False(t, reflect.DeepEqual(c.Errors, cp.Errors), "Copied errors should differ after modification")
+}
+
+
 func TestContextHandlerName(t *testing.T) {
 	c, _ := CreateTestContext(httptest.NewRecorder())
 	c.handlers = HandlersChain{func(c *Context) {}, handlerNameTest}