Add unit test on ProtectedView and TimelineProtectionState

features/messages/impl/src/test/kotlin/io/element/android/features/messages/impl/timeline/protection/ProtectedViewTest.kt

@@ -0,0 +1,71 @@
+/*
+ * Copyright 2024 New Vector Ltd.
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only
+ * Please see LICENSE in the repository root for full details.
+ */
+
+package io.element.android.features.messages.impl.timeline.protection
+
+import androidx.activity.ComponentActivity
+import androidx.compose.foundation.layout.Box
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.test.junit4.AndroidComposeTestRule
+import androidx.compose.ui.test.junit4.createAndroidComposeRule
+import androidx.compose.ui.test.onNodeWithText
+import androidx.compose.ui.test.performClick
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import io.element.android.libraries.designsystem.theme.components.Text
+import io.element.android.tests.testutils.ensureCalledOnce
+import io.element.android.tests.testutils.lambda.lambdaError
+import org.junit.Rule
+import org.junit.Test
+import org.junit.rules.TestRule
+import org.junit.runner.RunWith
+
+@RunWith(AndroidJUnit4::class)
+class ProtectedViewTest {
+    @get:Rule val rule = createAndroidComposeRule<ComponentActivity>()
+
+    @Test
+    fun `when hideContent is false, the content is rendered`() {
+        rule.setProtectedView(
+            hideContent = false,
+            content = {
+                Text("Hello")
+            }
+        )
+        rule.onNodeWithText("Hello").assertExists()
+    }
+
+    @Test
+    fun `when hideContent is true, the content is not rendered, and user can reveal it`() {
+        ensureCalledOnce {
+            rule.setProtectedView(
+                hideContent = true,
+                onShowClick = it,
+                content = {
+                    Text("Hello")
+                }
+            )
+            rule.onNodeWithText("Hello").assertDoesNotExist()
+            rule.onNodeWithText("Show").performClick()
+        }
+    }
+}
+
+private fun <R : TestRule> AndroidComposeTestRule<R, ComponentActivity>.setProtectedView(
+    hideContent: Boolean = false,
+    onShowClick: () -> Unit = { lambdaError() },
+    content: @Composable () -> Unit = {},
+) {
+    setContent {
+        Box {
+            ProtectedView(
+                hideContent = hideContent,
+                onShowClick = onShowClick,
+                content = content
+            )
+        }
+    }
+}

features/messages/impl/src/test/kotlin/io/element/android/features/messages/impl/timeline/protection/TimelineProtectionStateTest.kt

@@ -0,0 +1,44 @@
+/*
+ * Copyright 2024 New Vector Ltd.
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only
+ * Please see LICENSE in the repository root for full details.
+ */
+
+package io.element.android.features.messages.impl.timeline.protection
+
+import com.google.common.truth.Truth.assertThat
+import io.element.android.libraries.matrix.test.AN_EVENT_ID
+import io.element.android.libraries.matrix.test.AN_EVENT_ID_2
+import kotlinx.collections.immutable.persistentSetOf
+import org.junit.Test
+
+class TimelineProtectionStateTest {
+    @Test
+    fun `when protectionState is RenderAll, hideContent always return null`() {
+        val sut = aTimelineProtectionState(
+            protectionState = ProtectionState.RenderAll
+        )
+        assertThat(sut.hideContent(null)).isFalse()
+        assertThat(sut.hideContent(AN_EVENT_ID)).isFalse()
+    }
+
+    @Test
+    fun `when protectionState is RenderOnly with empty set, hideContent always return true`() {
+        val sut = aTimelineProtectionState(
+            protectionState = ProtectionState.RenderOnly(persistentSetOf())
+        )
+        assertThat(sut.hideContent(null)).isTrue()
+        assertThat(sut.hideContent(AN_EVENT_ID)).isTrue()
+    }
+
+    @Test
+    fun `when protectionState is RenderOnly with an Event, hideContent always return true`() {
+        val sut = aTimelineProtectionState(
+            protectionState = ProtectionState.RenderOnly(persistentSetOf(AN_EVENT_ID))
+        )
+        assertThat(sut.hideContent(null)).isTrue()
+        assertThat(sut.hideContent(AN_EVENT_ID)).isFalse()
+        assertThat(sut.hideContent(AN_EVENT_ID_2)).isTrue()
+    }
+}