diff --git a/library/src/main/kotlin/me/saket/squiggles/SquigglySlider.kt b/library/src/main/kotlin/me/saket/squiggles/SquigglySlider.kt
index dd87686..8301542 100644
--- a/library/src/main/kotlin/me/saket/squiggles/SquigglySlider.kt
+++ b/library/src/main/kotlin/me/saket/squiggles/SquigglySlider.kt
@@ -117,7 +117,7 @@ object SquigglySlider {
   )
 
   @Stable
-  class SquigglesAnimator(
+  class SquigglesAnimator internal constructor(
     val animationProgress: State<Float>
   )
 
diff --git a/library/src/test/kotlin/me/saket/squiggles/SquigglySliderTest.kt b/library/src/test/kotlin/me/saket/squiggles/SquigglySliderTest.kt
index 185f7cf..24b7d30 100644
--- a/library/src/test/kotlin/me/saket/squiggles/SquigglySliderTest.kt
+++ b/library/src/test/kotlin/me/saket/squiggles/SquigglySliderTest.kt
@@ -6,19 +6,23 @@ import androidx.compose.foundation.background
 import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.BoxScope
 import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.material3.ExperimentalMaterial3Api
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.dynamicDarkColorScheme
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.mutableStateOf
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.unit.dp
 import app.cash.paparazzi.DeviceConfig
 import app.cash.paparazzi.Paparazzi
 import com.android.ide.common.rendering.api.SessionParams.RenderingMode
 import org.junit.Rule
 import org.junit.Test
 
+@OptIn(ExperimentalMaterial3Api::class)
 class SquigglySliderTest {
   @get:Rule val paparazzi = Paparazzi(
     deviceConfig = DeviceConfig.PIXEL_5,
@@ -29,7 +33,10 @@ class SquigglySliderTest {
   @Test fun `zero slider value`() {
     paparazzi.snapshot {
       Scaffold {
-        TODO()
+        SquigglySlider(
+          value = 0f,
+          onValueChange = {},
+        )
       }
     }
   }
@@ -37,7 +44,14 @@ class SquigglySliderTest {
   @Test fun `zero amplitude`() {
     paparazzi.snapshot {
       Scaffold {
-        TODO()
+        SquigglySlider(
+          value = 0.5f,
+          onValueChange = {},
+          squigglesSpec = SquigglySlider.SquigglesSpec(
+            amplitude = 0.dp
+          ),
+          squigglesAnimator = SquigglySlider.SquigglesAnimator(animationProgress = mutableStateOf(0.5f)),
+        )
       }
     }
   }
@@ -45,7 +59,15 @@ class SquigglySliderTest {
   @Test fun `non-zero amplitude`() {
     paparazzi.snapshot {
       Scaffold {
-        TODO()
+        SquigglySlider(
+          value = 0.5f,
+          onValueChange = {},
+          squigglesSpec = SquigglySlider.SquigglesSpec(
+            amplitude = 2.dp,
+            wavelength = 24.dp,
+          ),
+          squigglesAnimator = SquigglySlider.SquigglesAnimator(animationProgress = mutableStateOf(0.5f)),
+        )
       }
     }
   }
@@ -65,8 +87,3 @@ class SquigglySliderTest {
     }
   }
 }
-
-val Color.Companion.Whisper get() = Color(0XFFF8F5FA)
-val Color.Companion.SeaBuckthorn get() = Color(0xFFF9A825)
-val Color.Companion.Perfume get() = Color(0xFFD0BCFF)
-val Color.Companion.GraySuit get() = Color(0xFFC1BAC9)
diff --git a/library/src/test/snapshots/images/me.saket.squiggles_SquigglySliderTest_non-zero amplitude.png b/library/src/test/snapshots/images/me.saket.squiggles_SquigglySliderTest_non-zero amplitude.png
new file mode 100644
index 0000000..0d69f2f
Binary files /dev/null and b/library/src/test/snapshots/images/me.saket.squiggles_SquigglySliderTest_non-zero amplitude.png differ
diff --git a/library/src/test/snapshots/images/me.saket.squiggles_SquigglySliderTest_zero amplitude.png b/library/src/test/snapshots/images/me.saket.squiggles_SquigglySliderTest_zero amplitude.png
new file mode 100644
index 0000000..8e71984
Binary files /dev/null and b/library/src/test/snapshots/images/me.saket.squiggles_SquigglySliderTest_zero amplitude.png differ
diff --git a/library/src/test/snapshots/images/me.saket.squiggles_SquigglySliderTest_zero slider value.png b/library/src/test/snapshots/images/me.saket.squiggles_SquigglySliderTest_zero slider value.png
new file mode 100644
index 0000000..e9db955
Binary files /dev/null and b/library/src/test/snapshots/images/me.saket.squiggles_SquigglySliderTest_zero slider value.png differ