Fix default layout params for compose snapshots (#1681)

paparazzi-gradle-plugin/src/test/projects/compose/src/test/java/app/cash/paparazzi/plugin/test/ComposeTest.kt

@@ -1,5 +1,12 @@
 package app.cash.paparazzi.plugin.test
 
+import androidx.compose.foundation.background
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.material.Text
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
 import app.cash.paparazzi.Paparazzi
 import org.junit.Rule
 import org.junit.Test
@@ -14,4 +21,18 @@ class ComposeTest {
       HelloPaparazzi()
     }
   }
+
+  @Test
+  fun composeDefaultLayoutParams() {
+    paparazzi.snapshot {
+      Box(
+        modifier = Modifier
+          .background(Color.Cyan)
+          .fillMaxWidth(),
+        contentAlignment = Alignment.Center
+      ) {
+        Text("Hello")
+      }
+    }
+  }
 }

paparazzi/src/main/java/app/cash/paparazzi/PaparazziSdk.kt

@@ -29,6 +29,7 @@ import android.view.LayoutInflater
 import android.view.View
 import android.view.View.NO_ID
 import android.view.ViewGroup
+import android.view.ViewGroup.LayoutParams
 import androidx.activity.setViewTreeOnBackPressedDispatcherOwner
 import androidx.annotation.LayoutRes
 import androidx.compose.runtime.Composable
@@ -162,7 +163,9 @@ public class PaparazziSdk @JvmOverloads constructor(
   public fun <V : View> inflate(@LayoutRes layoutId: Int): V = layoutInflater.inflate(layoutId, null) as V
 
   public fun snapshot(composable: @Composable () -> Unit) {
-    val hostView = ComposeView(context)
+    val hostView = ComposeView(context).apply {
+      layoutParams = LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT)
+    }
     hostView.setContent(composable)
 
     snapshot(hostView)