size up the artist shuffle and keep the title clear of it

- make the shuffle a filled pill matching the album/playlist controls - wrap the artist name with a hanging indent: the first line may run the full width over the button, while the last line stops short of it
2026-11-10 15:11:58 +01:00 · 2026-10-04 00:30:02 +00:00
parent 581c5e20a3
commit af9b4e304c
2 changed files with 145 additions and 26 deletions
@@ -0,0 +1,63 @@
+package com.subtracks.ui.library
+
+import androidx.activity.ComponentActivity
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.ui.platform.LocalDensity
+import androidx.compose.ui.test.junit4.v2.createAndroidComposeRule
+import androidx.compose.ui.text.AnnotatedString
+import androidx.compose.ui.text.TextMeasurer
+import androidx.compose.ui.text.TextStyle
+import androidx.compose.ui.text.rememberTextMeasurer
+import androidx.compose.ui.unit.dp
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import com.subtracks.ui.theme.SubtracksTheme
+import org.junit.Assert.assertEquals
+import org.junit.Assert.assertTrue
+import org.junit.Rule
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.robolectric.annotation.GraphicsMode
+
+@RunWith(AndroidJUnit4::class)
+@GraphicsMode(GraphicsMode.Mode.NATIVE)
+class HangingTitleTest {
+    @get:Rule
+    val composeRule = createAndroidComposeRule<ComponentActivity>()
+
+    private var measurer: TextMeasurer? = null
+    private var style: TextStyle = TextStyle.Default
+    private var fullWidth = 0
+    private var reserve = 0
+
+    private fun setUpMeasurements() {
+        composeRule.setContent {
+            SubtracksTheme {
+                measurer = rememberTextMeasurer()
+                style = MaterialTheme.typography.headlineLarge
+                val density = LocalDensity.current
+                fullWidth = with(density) { 360.dp.roundToPx() }
+                reserve = with(density) { 80.dp.roundToPx() }
+            }
+        }
+        composeRule.waitForIdle()
+    }
+
+    @Test
+    fun aShortNameStaysOnOneLine() {
+        setUpMeasurements()
+
+        assertEquals(listOf("Boards"), splitTitle(measurer!!, "Boards", style, fullWidth, reserve))
+    }
+
+    @Test
+    fun theLastLineStopsBeforeTheReservedWidth() {
+        setUpMeasurements()
+
+        val lines = splitTitle(measurer!!, "Supercalifragilisticexpialidocious x", style, fullWidth, reserve)
+
+        assertEquals(2, lines.size)
+        assertEquals("x", lines.last())
+        val lastWidth = measurer!!.measure(AnnotatedString(lines.last()), style, maxLines = 1).size.width
+        assertTrue("the last line must stop before the reserved width", lastWidth <= fullWidth - reserve)
+    }
+}