[SP 2025-09-01] Sanitize cross-profile intents.

Remove package or component information from payload intents (and their
selectors) for cross-profile sharing.

Bug: 407764858
Test: manual testing
Test: atest IntentResolver-test-unit
Test: ag/32976049 (checked out and ran locally)
Flag: EXEMPT bugfix
Change-Id: I1ebfd96b2aabba6665267722603c72cbe4aefe0f
(cherry picked from commit d605b5448615815cb6a7630637b9c55349ffe36e)

1 files changed, 62 insertions, 0 deletions

diff --git a/tests/unit/src/com/android/intentresolver/util/IntentUtilsTest.kt b/tests/unit/src/com/android/intentresolver/util/IntentUtilsTest.kt
new file mode 100644
index 00000000..8042b82e
--- /dev/null
+++ b/tests/unit/src/com/android/intentresolver/util/IntentUtilsTest.kt
@@ -0,0 +1,62 @@
+/*
+ * Copyright 2025 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.intentresolver.util
+
+import android.content.ComponentName
+import android.content.Intent
+import android.content.Intent.ACTION_SEND
+import com.google.common.truth.Truth.assertThat
+import org.junit.Test
+
+class IntentUtilsTest {
+    @Test
+    fun test_sanitizePayloadIntents() {
+        val intents =
+            listOf(
+                Intent(ACTION_SEND).apply { setPackage("org.test.example") },
+                Intent(ACTION_SEND).apply {
+                    setComponent(
+                        ComponentName.unflattenFromString("org.test.example/.TestActivity")
+                    )
+                },
+                Intent(ACTION_SEND).apply {
+                    setSelector(Intent(ACTION_SEND).apply { setPackage("org.test.example") })
+                },
+                Intent(ACTION_SEND).apply {
+                    setSelector(
+                        Intent(ACTION_SEND).apply {
+                            setComponent(
+                                ComponentName.unflattenFromString("org.test.example/.TestActivity")
+                            )
+                        }
+                    )
+                },
+            )
+
+        val sanitized = sanitizePayloadIntents(intents)
+
+        assertThat(sanitized).hasSize(intents.size)
+        for (i in sanitized) {
+            assertThat(i.getPackage()).isNull()
+            assertThat(i.getComponent()).isNull()
+            i.getSelector()?.let {
+                assertThat(it.getPackage()).isNull()
+                assertThat(it.getComponent()).isNull()
+            }
+        }
+    }
+}