Added UnitTest cases.

app/src/main/java/com/example/hpos/presentation/testRight/TestRightViewModel.kt

@@ -41,8 +41,8 @@ class TestRightViewModel : ViewModel() {
     val calculationVariableList = ArrayList<CalculationVariableForTest>()
 
     fun mapDeviceConstants(string: String) {
-        Log.d(TAG, "mapDeviceConstants() called")
-//        viewModelScope.launch {
+//        Log.d(TAG, "mapDeviceConstants() called")
+//        Log.d(TAG, "mapDeviceConstants() value -> $string")
         if (string.isNotEmpty()) {
             val listOfStrings = string.split(",")
             if (listOfStrings.size >= 4) {

app/src/test/java/com/example/hpos/InputData.kt

@@ -1,7 +1,7 @@
 package com.example.hpos
 
 class InputData {
-    val inputRead = "0,1.69989422e-06,1.60642711e-01, 3.85754470e+02,0,0,1,0, FFF-EEEE-PPP-WW-YY-NNNN\nОК [01]"
+    val inputRead = "0,1.69989422e-06,1.60642711e-01,3.85754470e+02,0,0,1,0,FFF-EEEE-PPPP-WW-YY-NNNN\nOK [0]"
 
     val printForReference: String = """
         Buf 1 : 31

app/src/test/java/com/example/hpos/TestDataGenerator.kt

@@ -0,0 +1,60 @@
+package com.example.hpos
+
+import org.junit.Test
+import java.io.File
+import java.io.InputStream
+import java.util.*
+import kotlin.collections.ArrayList
+
+class TestDataGenerator {
+
+    fun getOutputMapPixelNumberToWavelength() : ArrayList<Double> {
+
+        val path = "/Users/vsuryakumar/SMInnovations/AndroidProjects/refactoredapp/app/src/test/java/com/example/hpos"
+        val fileName = "mapPixelNumberToWavelength_output.txt"
+        val file = File("$path/$fileName")
+        val text = file.readText()
+
+        val pixelList = ArrayList<Double>()
+        for (each in text.split('\n')){
+            pixelList.add(each.toDouble())
+        }
+        return pixelList
+    }
+
+    fun getOutputMapWavelengthToAbsorbance(): ArrayList<Double> {
+        val path = "/Users/vsuryakumar/SMInnovations/AndroidProjects/refactoredapp/app/src/test/java/com/example/hpos"
+        val fileName = "getOutputMapWavelengthToAbsorbance_output.txt"
+        val file = File("$path/$fileName")
+        val text = file.readText()
+
+        val pixelList = ArrayList<Double>()
+        for (each in text.split('\n')){
+            pixelList.add(each.toDouble())
+        }
+        return pixelList
+    }
+
+    fun getInputReferenceMapIntensityValues(): String {
+        val path = "/Users/vsuryakumar/SMInnovations/AndroidProjects/refactoredapp/app/src/test/java/com/example/hpos"
+        val fileName = "getInputReferenceMapIntensityValues_input.txt"
+        val file = File("$path/$fileName")
+        return file.readText()
+    }
+
+    fun getInputSampleMapIntensityValues(): String {
+        val path = "/Users/vsuryakumar/SMInnovations/AndroidProjects/refactoredapp/app/src/test/java/com/example/hpos"
+        val fileName = "getInputSampleMapIntensityValues_input.txt"
+        val file = File("$path/$fileName")
+        return file.readText()
+    }
+
+//    fun getOutputReferenceMapIntensityValues(): ArrayList<Double> {
+//
+//    }
+//
+//    fun getOutputSampleMapIntensityValues(): ArrayList<Double> {
+//
+//    }
+
+}

app/src/test/java/com/example/hpos/TestRightViewModelTest.kt

@@ -1,19 +1,21 @@
 package com.example.hpos
 
-import com.example.hpos.data.constant.Constants
 import com.example.hpos.data.DataHolder
+import com.example.hpos.data.constant.Constants
 import com.example.hpos.data.model.PatientData
 import com.example.hpos.data.model.TestRightResultType
 import com.example.hpos.presentation.testRight.TestRightViewModel
 import junit.framework.Assert.assertEquals
 import org.junit.Test
+import java.math.RoundingMode
+import java.text.DecimalFormat
 
 class TestRightViewModelTest {
     private val viewModel = TestRightViewModel()
     private val data = InputData()
 
     @Test
-    fun testRightViewModel_mapDeviceConstants()  {
+    fun test_mapDeviceConstants()  {
         viewModel.mapDeviceConstants(data.inputRead)
         assertEquals("0", DataHolder.deviceConstant!!.a)
         assertEquals("1.69989422e-06", DataHolder.deviceConstant!!.b)
@@ -22,31 +24,60 @@ class TestRightViewModelTest {
     }
 
     @Test
-    fun testRightViewModel_mapPixelNumberToWavelength() {
+    fun test_mapPixelNumberToWavelength() {
         viewModel.mapDeviceConstants(data.inputRead)
         viewModel.mapPixelNumberToWavelength()
 
-        var i = 1
-        for (each in DataHolder.wavelengthToPixelArray){
-            System.out.print(i)
-            System.out.print(" -> ")
-            System.out.println(each)
-            i++
-        }
+        val outputList = TestDataGenerator().getOutputMapPixelNumberToWavelength()
 
         assertEquals(Constants.TEST_RIGHT_TOTAL_PIXEL, DataHolder.wavelengthToPixelArray.size)
+        assertEquals(Constants.TEST_RIGHT_TOTAL_PIXEL, outputList.size)
+
+        val df = DecimalFormat("#.###")
+        df.roundingMode = RoundingMode.FLOOR
+
+        for (i in 0 until Constants.TEST_RIGHT_TOTAL_PIXEL){
+            assertEquals(df.format(outputList[i]), df.format(DataHolder.wavelengthToPixelArray[i]))
+        }
+
     }
 
+//    @Test
+//    fun test_mapIntensityValues() {
+//        val inputReference = TestDataGenerator().getInputReferenceMapIntensityValues()
+//        val inputSample = TestDataGenerator().getInputSampleMapIntensityValues()
+//
+//        viewModel.mapIntensityValues(inputReference, true)
+//        viewModel.mapIntensityValues(inputSample, false)
+//
+//        val outputReference = TestDataGenerator().getOutputReferenceMapIntensityValues()
+//        val outputSample = TestDataGenerator().getOutputSampleMapIntensityValues()
+//
+//        assertEquals(outputReference, DataHolder.intensityReferenceArray)
+//        assertEquals(outputSample, viewModel.intensitySampleArray)
+//    }
+
     @Test
-    fun testRightViewModel_calculateResults() {
+    fun test_mapWavelengthToAbsorbance() {
 
         viewModel.mapDeviceConstants(data.inputRead)
         viewModel.mapPixelNumberToWavelength()
-        viewModel.mapIntensityValues(data.printForReference, true)
-        viewModel.mapIntensityValues(data.printForSample, false)
+        viewModel.mapIntensityValues(TestDataGenerator().getInputReferenceMapIntensityValues(), true)
+        viewModel.mapIntensityValues(TestDataGenerator().getInputSampleMapIntensityValues(), false)
         viewModel.patientDetails = PatientData("Surya", 2, "Male", TestRightResultType.UNDEFINED)
-        viewModel.calculateResults()
+        viewModel.mapWavelengthToAbsorbance()
 
+        val wavelengthList = TestDataGenerator().getOutputMapPixelNumberToWavelength()
+        val absorbanceList = TestDataGenerator().getOutputMapWavelengthToAbsorbance()
+
+        val df = DecimalFormat("#.###")
+        df.roundingMode = RoundingMode.FLOOR
+
+        assertEquals(Constants.TEST_RIGHT_TOTAL_PIXEL, viewModel.wavelengthToAbsorbance.size)
+        for (i in 0 until Constants.TEST_RIGHT_TOTAL_PIXEL){
+            assertEquals(df.format(wavelengthList[i]), df.format(viewModel.wavelengthToAbsorbance[i][0]))
+            assertEquals(df.format(absorbanceList[i]), df.format(viewModel.wavelengthToAbsorbance[i][1]))
+        }
     }
 
 
@@ -67,7 +98,4 @@ class TestRightViewModelTest {
     }
 
 
-
-
-
 }