Show toot stat inline (#3413)

* Show toot stat inline

* Correct elements position

* Format stats and show it according to setting

* inline toot statistics setting

* Code formatting

* Use kotlin functions

* Change the statistics setting description

* Use capital letters for all variants

* increase the statistics margin

* Merge fixes

* Code review fixes

* move setReblogsCount and setFavouritedCount to StatusViewHolder

* code cleaning

* code cleaning

* import lexicographical order

---------

Co-authored-by: Grigorii Ioffe <zikasaks@gmail.com>
Co-authored-by: grigoriiioffe <zikasaks@icloud.com>

app/src/test/java/com/keylesspalace/tusky/components/notifications/NotificationsViewModelTestStatusDisplayOptions.kt

@@ -48,6 +48,7 @@ class NotificationsViewModelTestStatusDisplayOptions : NotificationsViewModelTes
         confirmFavourites = false,
         hideStats = false,
         animateEmojis = false,
+        showStatsInline = false,
         showSensitiveMedia = true, // setting in NotificationsViewModelTestBase
         openSpoiler = true // setting in NotificationsViewModelTestBase
     )

app/src/test/java/com/keylesspalace/tusky/util/NumberUtilsTest.kt

@@ -0,0 +1,49 @@
+package com.keylesspalace.tusky.util
+
+import org.junit.Assert
+import org.junit.Test
+import kotlin.math.pow
+
+class NumberUtilsTest {
+
+    @Test
+    fun zeroShouldBeFormattedAsZero() {
+        val shortNumber = shortNumber(0)
+        Assert.assertEquals("0", shortNumber)
+    }
+
+    @Test
+    fun negativeValueShouldBeFormattedToNegativeValue() {
+        val shortNumber = shortNumber(-1)
+        Assert.assertEquals("-1", shortNumber)
+    }
+
+    @Test
+    fun positiveValueShouldBeFormattedToPositiveValue() {
+        val shortNumber = shortNumber(1)
+        Assert.assertEquals("1", shortNumber)
+    }
+
+    @Test
+    fun bigNumbersShouldBeShortened() {
+        var shortNumber = 1L
+        Assert.assertEquals("1", shortNumber(shortNumber))
+        for (i in shortLetters.indices) {
+            if (i == 0) {
+                continue
+            }
+            shortNumber = 1000.0.pow(i.toDouble()).toLong()
+            Assert.assertEquals("1.0" + shortLetters[i], shortNumber(shortNumber))
+        }
+    }
+
+    @Test
+    fun roundingForNegativeAndPositiveValuesShouldBeTheSame() {
+        var value = 3492
+        Assert.assertEquals("-3.5K", shortNumber(-value))
+        Assert.assertEquals("3.5K", shortNumber(value))
+        value = 1501
+        Assert.assertEquals("-1.5K", shortNumber(-value))
+        Assert.assertEquals("1.5K", shortNumber(value))
+    }
+}