From fe22841857e87219c0587a71880e573cd05977c9 Mon Sep 17 00:00:00 2001
From: Daniel Frett <daniel.frett@cru.org>
Date: Fri, 14 Jul 2023 17:06:54 -0600
Subject: [PATCH] add an extension method to toggle a drawer open/closed

---
 .../build.gradle.kts                          |  2 +
 .../ui/navigationdrawer/DrawerState.kt        |  6 +++
 .../ui/navigationdrawer/DrawerStateTest.kt    | 41 +++++++++++++++++++
 3 files changed, 49 insertions(+)
 create mode 100644 gto-support-androidx-compose-material3/src/main/kotlin/org/ccci/gto/android/common/androidx/compose/material3/ui/navigationdrawer/DrawerState.kt
 create mode 100644 gto-support-androidx-compose-material3/src/test/kotlin/org/ccci/gto/android/common/androidx/compose/material3/ui/navigationdrawer/DrawerStateTest.kt

diff --git a/gto-support-androidx-compose-material3/build.gradle.kts b/gto-support-androidx-compose-material3/build.gradle.kts
index 5b142f2f1..c078d11f0 100644
--- a/gto-support-androidx-compose-material3/build.gradle.kts
+++ b/gto-support-androidx-compose-material3/build.gradle.kts
@@ -12,6 +12,8 @@ dependencies {
 
     implementation(project(":gto-support-androidx-compose"))
 
+    testImplementation(libs.kotlin.coroutines.test)
+
     // region Linkify support
     implementation(libs.androidx.core)
     // endregion Linkify support
diff --git a/gto-support-androidx-compose-material3/src/main/kotlin/org/ccci/gto/android/common/androidx/compose/material3/ui/navigationdrawer/DrawerState.kt b/gto-support-androidx-compose-material3/src/main/kotlin/org/ccci/gto/android/common/androidx/compose/material3/ui/navigationdrawer/DrawerState.kt
new file mode 100644
index 000000000..593883db3
--- /dev/null
+++ b/gto-support-androidx-compose-material3/src/main/kotlin/org/ccci/gto/android/common/androidx/compose/material3/ui/navigationdrawer/DrawerState.kt
@@ -0,0 +1,6 @@
+package org.ccci.gto.android.common.androidx.compose.material3.ui.navigationdrawer
+
+import androidx.compose.material3.DrawerState
+import androidx.compose.material3.DrawerValue
+
+suspend fun DrawerState.toggle() = if (targetValue == DrawerValue.Open) close() else open()
diff --git a/gto-support-androidx-compose-material3/src/test/kotlin/org/ccci/gto/android/common/androidx/compose/material3/ui/navigationdrawer/DrawerStateTest.kt b/gto-support-androidx-compose-material3/src/test/kotlin/org/ccci/gto/android/common/androidx/compose/material3/ui/navigationdrawer/DrawerStateTest.kt
new file mode 100644
index 000000000..006220059
--- /dev/null
+++ b/gto-support-androidx-compose-material3/src/test/kotlin/org/ccci/gto/android/common/androidx/compose/material3/ui/navigationdrawer/DrawerStateTest.kt
@@ -0,0 +1,41 @@
+package org.ccci.gto.android.common.androidx.compose.material3.ui.navigationdrawer
+
+import androidx.compose.material3.DrawerState
+import androidx.compose.material3.DrawerValue
+import io.mockk.Runs
+import io.mockk.coEvery
+import io.mockk.coVerifyAll
+import io.mockk.every
+import io.mockk.excludeRecords
+import io.mockk.just
+import io.mockk.mockk
+import kotlinx.coroutines.test.runTest
+import org.junit.Test
+
+class DrawerStateTest {
+    @Test
+    fun `toggle() - Drawer currently open`() = runTest {
+        val state: DrawerState = mockk {
+            every { targetValue } returns DrawerValue.Open
+            coEvery { close() } just Runs
+
+            excludeRecords { targetValue }
+        }
+
+        state.toggle()
+        coVerifyAll { state.close() }
+    }
+
+    @Test
+    fun `toggle() - Drawer currently closed`() = runTest {
+        val state: DrawerState = mockk {
+            every { targetValue } returns DrawerValue.Closed
+            coEvery { open() } just Runs
+
+            excludeRecords { targetValue }
+        }
+
+        state.toggle()
+        coVerifyAll { state.open() }
+    }
+}