test: add unit tests to toFormattedMatchTime

app/src/main/java/xyz/leomurca/csgomatches/utils/Extensions.kt

@@ -31,7 +31,7 @@ fun ZonedDateTime?.toFormattedMatchTime(): String {
             val dayOfWeekFormatter = DateTimeFormatter.ofPattern("EEE", Locale("pt", "BR"))
             val day = format(dayOfWeekFormatter).replaceFirstChar {
                 it.titlecase(Locale("pt", "BR"))
-            }
+            }.dropLast(1)
             "$day, ${format(timeFormatter)}"
         }
 

app/src/test/java/xyz/leomurca/csgomatches/utils/ExtensionsTest.kt

@@ -0,0 +1,71 @@
+package xyz.leomurca.csgomatches.utils
+
+import java.time.Clock
+import java.time.DayOfWeek
+import java.time.ZoneId
+import java.time.ZonedDateTime
+import java.time.format.DateTimeFormatter
+import kotlin.test.Test
+import kotlin.test.assertEquals
+
+class ExtensionsTest {
+
+    private fun now(): ZonedDateTime = ZonedDateTime.now(fixedClock)
+
+    @Test
+    fun `toFormattedMatchTime - returns Hoje when date is today`() {
+        // Arrange
+        val date = now().withHour(18).withMinute(30)
+
+        // Act
+        val result = date.toFormattedMatchTime()
+
+        // Assert
+        assertEquals("Hoje, 18:30", result)
+    }
+
+    @Test
+    fun `toFormattedMatchTime - returns weekday in Portuguese when date is this week`() {
+        // Arrange
+        val tuesday = now().with(DayOfWeek.TUESDAY).withHour(22).withMinute(0)
+
+        // Act
+        val result = tuesday.toFormattedMatchTime()
+
+        // Assert
+        // "Ter" is the abbreviation for "Terça-feira"
+        assertEquals("Ter, 22:00", result)
+    }
+
+    @Test
+    fun `toFormattedMatchTime - returns full date when not this week`() {
+        // Arrange
+        val future = now().plusWeeks(2).withHour(15).withMinute(0)
+
+        // Act
+        val result = future.toFormattedMatchTime()
+
+        // Assert
+        val expected = future.format(DateTimeFormatter.ofPattern("dd.MM HH:mm"))
+        assertEquals(expected, result)
+    }
+
+    @Test
+    fun `toFormattedMatchTime - returns A definir when date is null`() {
+        // Arrange
+        val date: ZonedDateTime? = null
+
+        // Act
+        val result = date.toFormattedMatchTime()
+
+        // Assert
+        assertEquals("A definir", result)
+    }
+
+    companion object {
+        private val fixedClock = Clock.fixed(
+            ZonedDateTime.of(2025, 7, 19, 12, 0, 0, 0, ZoneId.of("America/Sao_Paulo")).toInstant(),
+            ZoneId.of("America/Sao_Paulo")
+        )
+    }
+}