feat: Implemented Delete method for context metadata management as proposed by the ISSUE: #4397

context.go

@@ -465,6 +465,16 @@ func (c *Context) GetStringMapStringSlice(key any) (smss map[string][]string) {
 	return getTyped[map[string][]string](c, key)
 }
 
+// Delete deletes the key from the Context's Key map, if it exists.
+// This operation is safe to be used by concurrent go-routines
+func (c *Context) Delete(key any) {
+	c.mu.Lock()
+	defer c.mu.Unlock()
+	if c.Keys != nil {
+		delete(c.Keys, key)
+	}
+}
+
 /************************************/
 /************ INPUT DATA ************/
 /************************************/

context_test.go

@@ -404,6 +404,19 @@ func TestContextSetGetBool(t *testing.T) {
 	assert.True(t, c.GetBool("bool"))
 }
 
+func TestSetGetDelete(t *testing.T) {
+	c, _ := CreateTestContext(httptest.NewRecorder())
+	key := "example-key"
+	value := "example-value"
+	c.Set(key, value)
+	val, exists := c.Get(key)
+	assert.True(t, exists)
+	assert.Equal(t, val, value)
+	c.Delete(key)
+	_, exists = c.Get(key)
+	assert.False(t, exists)
+}
+
 func TestContextGetInt(t *testing.T) {
 	c, _ := CreateTestContext(httptest.NewRecorder())
 	c.Set("int", 1)