Added more tests for parameter parsing

src/Services/InfoProviderSystem/DTOs/ParameterDTO.php

@@ -45,6 +45,9 @@ class ParameterDTO
     /**
      * This function tries to decide on the value, if it is a numerical value (which is then stored in one of the value_*) fields) or a text value (which is stored in value_text).
      * It is possible to give ranges like 1...2 (or 1~2) here, which will be parsed as value_min: 1.0, value_max: 2.0.
+     *
+     * For certain expressions (like ranges) the unit is automatically extracted from the value, if no unit is given
+     * @TODO Rework that, so that the difference between parseValueField and parseValueIncludingUnit is clearer or merge them
      * @param  string  $name
      * @param  string|float  $value
      * @param  string|null  $unit

tests/Services/InfoProviderSystem/DTOs/ParameterDTOTest.php

@@ -192,6 +192,33 @@ class ParameterDTOTest extends TestCase
             'm',
             'test'
         ];
+
+        //Test ranges with tilde
+        yield [
+            new ParameterDTO('test', value_min: -1.0, value_max: 2.0, unit: 'kg', symbol: 'm', group: 'test'),
+            'test',
+            '-1.0kg~+2.0kg', //Leading signs are parsed correctly
+            'm',
+            'test'
+        ];
+
+        //Test @comment
+        yield [
+            new ParameterDTO('test', value_text: "@comment", value_typ: 1.0, unit: 'kg', symbol: 'm', group: 'test'),
+            'test',
+            '1.0 kg@comment',
+            'm',
+            'test'
+        ];
+
+        //Test plus minus range (without unit)
+        yield [
+            new ParameterDTO('test', value_min: -1.0, value_max: +1.0, unit: 'kg', symbol: 'm', group: 'test'),
+            'test',
+            '±1.0 kg',
+            'm',
+            'test'
+        ];
     }
 
     /**