Put comment in grade entry (<5 chars) if entry is empty

scrapper/src/main/kotlin/io/github/wulkanowy/sdk/scrapper/grades/GradesMapper.kt

@@ -10,6 +10,7 @@ fun GradesResponse.mapGradesList(): List<Grade> {
             val values = getGradeValueWithModifier(grade.entry)
             grade.apply {
                 subject = gradesSubject.name
+                entry = entry.removeSurrounding("(", ")")
                 comment = entry.substringBefore(" (").run {
                     if (length > 4) entry
                     else entry.substringBeforeLast(")").substringAfter(" (")

scrapper/src/test/kotlin/io/github/wulkanowy/sdk/scrapper/grades/GradesTest.kt

@@ -21,7 +21,7 @@ class GradesTest : BaseLocalTest() {
     @Test
     fun getAllTest() {
         assertEquals(10, snp.size) // 2 items are skipped
-        assertEquals(10, student.size)
+        assertEquals(11, student.size)
         assertEquals(3, studentPoints.size)
     }
 
@@ -225,6 +225,24 @@ class GradesTest : BaseLocalTest() {
         }
     }
 
+    @Test
+    fun getGrade_onlyCommentEntry() {
+        with(student[10]) {
+            assertEquals("Fizyka", subject)
+            assertEquals("BK,3", entry)
+            assertEquals(0, value)
+            assertEquals(.0, modifier, .0)
+            assertEquals("", comment)
+            assertEquals("000000", color)
+            assertEquals("d1", symbol)
+            assertEquals("Sprawozdanie - wyznaczanie przyspieczenia.", description)
+            assertEquals("3,00", weight)
+            assertEquals(0.0, weightValue, .0)
+            assertEquals(getDate(2017, 11, 23), date)
+            assertEquals("Anonimus Max", teacher)
+        }
+    }
+
     @Test
     fun getGrade_pointsEntry() {
         with(studentPoints[0]) {

scrapper/src/test/resources/io/github/wulkanowy/sdk/scrapper/grades/Oceny.json

@@ -37,6 +37,15 @@
             "KodKolumny": "O",
             "DataOceny": "05.12.2018",
             "KolorOceny": 7261447
+          },
+          {
+            "Nauczyciel": "Anonimus Max",
+            "Wpis": "(BK,3)",
+            "Waga": 3,
+            "NazwaKolumny": "Sprawozdanie - wyznaczanie przyspieczenia.",
+            "KodKolumny": "d1",
+            "DataOceny": "23.11.2017",
+            "KolorOceny": 0
           }
         ],
         "ProponowanaOcenaRoczna": "3",