refine borderline

app/src/test/java/com/example/hpostesting/HemoCubeFragmentTest.kt

@@ -316,6 +316,13 @@ class HemoCubeFragmentTest {
         assertEquals("HPP-000-5001", result)
     }
 
+    @Test
+    fun testDeviceRatioClassificationNormalWithStartRange() {
+        val ratio = 0.16
+        val result = hemoCubeFragment.deviceRatioClassification(ratio)
+        assertEquals("Normal", result)
+    }
+
     @Test
     fun testDeviceRatioClassificationNormal() {
         val ratio = 0.22
@@ -332,14 +339,14 @@ class HemoCubeFragmentTest {
 
     @Test
     fun testDeviceRatioClassificationSickleCellTrait() {
-        val ratio = 0.25
+        val ratio = 0.251
         val result = hemoCubeFragment.deviceRatioClassification(ratio)
         assertEquals("Sickle Cell Trait", result)
     }
 
     @Test
     fun testDeviceRatioClassificationPositiveForSickleCell() {
-        val ratio = 0.37
+        val ratio = 0.359
         val result = hemoCubeFragment.deviceRatioClassification(ratio)
         assertEquals("Positive for Sickle Cell. HPLC for Confirmation", result)
     }