Allow to parse ranges for ParameterDTO which just contain two dots

src/Services/InfoProviderSystem/DTOs/ParameterDTO.php

@@ -72,9 +72,9 @@ class ParameterDTO
                 group: $group);
         }
 
-        //If the attribute contains "..." or a tilde we assume it is a range
-        if (preg_match('/(\.{3}|~)/', $value) === 1) {
-            $parts = preg_split('/\s*(\.{3}|~)\s*/', $value);
+        //If the attribute contains ".." or "..." or a tilde we assume it is a range
+        if (preg_match('/(\.{2,3}|~)/', $value) === 1) {
+            $parts = preg_split('/\s*(\.{2,3}|~)\s*/', $value);
             if (count($parts) === 2) {
                 //Try to extract number and unit from value (allow leading +)
                 if ($unit === null || trim($unit) === '') {

tests/Services/InfoProviderSystem/DTOs/ParameterDTOTest.php

@@ -70,6 +70,16 @@ class ParameterDTOTest extends TestCase
             'test'
         ];
 
+        //Test ranges
+        yield [
+            new ParameterDTO('test', value_min: 1.0, value_max: 2.0, unit: 'kg', symbol: 'm', group: 'test'),
+            'test',
+            '1.0..2.0',
+            'kg',
+            'm',
+            'test'
+        ];
+
         //Test ranges with tilde
         yield [
             new ParameterDTO('test', value_min: -1.0, value_max: 2.0, unit: 'kg', symbol: 'm', group: 'test'),