Fix time for tests

Author: hannesa2

app/src/main/kotlin/info/appdev/chartexample/TimeBarActivity.kt

@@ -79,7 +79,7 @@ class TimeBarActivity : DemoBase(), OnSeekBarChangeListener {
             axisMaxLabels = 4
             isDrawGridLines = false
             axisMinimum = 0f // this replaces setStartAtZero(true)
-            valueFormatter = UnixTimeRelative2NowAxisValueFormatter("mm:ss")
+            valueFormatter = UnixTimeRelative2NowAxisValueFormatter("mm:ss", 1776000000 * 1000L)
         }
 
         binding.chart1.setFitBars(true)
@@ -105,7 +105,7 @@ class TimeBarActivity : DemoBase(), OnSeekBarChangeListener {
         val values = ArrayList<BarEntryDouble>()
         val sampleValues = getValues(100).map { (it!! * 100).toInt() }
 
-        var previousTimeOffset: Double = 0.0 //TIME_OFFSET.toDouble()
+        var previousTimeOffset = 0.0 //TIME_OFFSET.toDouble()
         for (i in 0..<count) {
             Timber.d("add ${sampleValues[i]}s to $previousTimeOffset")
             val yValue = sampleValues[i] + previousTimeOffset

app/src/main/kotlin/info/appdev/chartexample/formatter/UnixTimeRelative2NowAxisValueFormatter.kt

@@ -5,12 +5,12 @@ import info.appdev.charting.formatter.IAxisValueFormatter
 import java.text.SimpleDateFormat
 import java.util.Locale
 
-class UnixTimeRelative2NowAxisValueFormatter(val format: String = "yyyy-MM-dd'T'HH:mm:ss'Z'") : IAxisValueFormatter {
+class UnixTimeRelative2NowAxisValueFormatter(val format: String = "yyyy-MM-dd'T'HH:mm:ss'Z'", val relativeTime : Long = System.currentTimeMillis()) : IAxisValueFormatter {
 
     val simpleDateFormat = SimpleDateFormat(format, Locale.getDefault())
 
     override fun getFormattedValue(value: Float, axis: AxisBase?): String {
-        val relative2Now = System.currentTimeMillis() + (value.toLong() * 1000)
+        val relative2Now = relativeTime + (value.toLong() * 1000)
         return simpleDateFormat.format(relative2Now)
     }