Run every test runner in the Android emulator tests

.github/workflows/scripts/android/android-emulator-tests.sh

@@ -160,19 +160,27 @@ log "Copy Swift test package to emulator"
 ANDROID_TMP_FOLDER="/data/local/tmp/${STAGING_DIR}"
 adb push "${STAGING_DIR}" "${ANDROID_TMP_FOLDER}"
 
-TEST_CMD="./*-test-runner"
-if ! find "${STAGING_DIR}" -name '*-test-runner' -maxdepth 1 | grep -q .; then
-    TEST_CMD="./*.xctest"
+# Each test target has its own test runner, so run them one at a time:
+# with a glob, the shell would pass the other runners as arguments to the first one.
+TEST_RUNNERS=$(cd "${STAGING_DIR}" && find . -maxdepth 1 -name '*-test-runner' | sort)
+if [[ -z "${TEST_RUNNERS}" ]]; then
+    TEST_RUNNERS=$(cd "${STAGING_DIR}" && find . -maxdepth 1 -name '*.xctest' | sort)
 fi
-TEST_SHELL="cd ${ANDROID_TMP_FOLDER}"
-TEST_SHELL="${TEST_SHELL} && ${TEST_CMD} --testing-library xctest"
-
-# Run test cases a second time with the Swift Testing library
-# We additionally need to handle the special exit code
-# EXIT_NO_TESTS_FOUND (69 on Android), which can happen
-# when the tests link to Testing, but no tests are executed
-# see: https://github.com/swiftlang/swift-package-manager/blob/main/Sources/Commands/SwiftTestCommand.swift#L1571
-TEST_SHELL="${TEST_SHELL} && ${TEST_CMD} --testing-library swift-testing && [ \$? -eq 0 ] || [ \$? -eq 69 ]"
+
+# Run every runner even if an earlier one fails, and fail at the end if any of them failed.
+TEST_SHELL="cd ${ANDROID_TMP_FOLDER} || exit 1; failed=0"
+for TEST_RUNNER in ${TEST_RUNNERS}; do
+    TEST_SHELL="${TEST_SHELL}; echo 'Running ${TEST_RUNNER}'"
+    TEST_SHELL="${TEST_SHELL}; ${TEST_RUNNER} --testing-library xctest || failed=1"
+
+    # Run test cases a second time with the Swift Testing library
+    # We additionally need to handle the special exit code
+    # EXIT_NO_TESTS_FOUND (69 on Android), which can happen
+    # when the tests link to Testing, but no tests are executed
+    # see: https://github.com/swiftlang/swift-package-manager/blob/main/Sources/Commands/SwiftTestCommand.swift#L1571
+    TEST_SHELL="${TEST_SHELL}; ${TEST_RUNNER} --testing-library swift-testing; status=\$?; [ \$status -eq 0 ] || [ \$status -eq 69 ] || failed=1"
+done
+TEST_SHELL="${TEST_SHELL}; [ \$failed -eq 0 ]"
 
 log "Run Swift package tests"
 

tests/TestPackage/Package.swift

@@ -18,6 +18,10 @@ let package = Package(
       name: "Target1Tests",
       dependencies: ["Target1"]
     ),
+    .testTarget(
+      name: "Target2Tests",
+      dependencies: ["Target2"]
+    ),
     .target(name: "theDocs"),
   ]
 )

tests/TestPackage/Package@swift-5.10.swift

@@ -18,5 +18,9 @@ let package = Package(
       name: "Target1Tests",
       dependencies: ["Target1"]
     ),
+    .testTarget(
+      name: "Target2Tests",
+      dependencies: ["Target2"]
+    ),
   ]
 )

tests/TestPackage/Package@swift-5.9.swift

@@ -18,5 +18,9 @@ let package = Package(
       name: "Target1Tests",
       dependencies: ["Target1"]
     ),
+    .testTarget(
+      name: "Target2Tests",
+      dependencies: ["Target2"]
+    ),
   ]
 )

tests/TestPackage/Package@swift-6.0.swift

@@ -18,5 +18,9 @@ let package = Package(
       name: "Target1Tests",
       dependencies: ["Target1"]
     ),
+    .testTarget(
+      name: "Target2Tests",
+      dependencies: ["Target2"]
+    ),
   ]
 )

tests/TestPackage/Tests/Target2Tests/Target2Tests.swift

@@ -0,0 +1,18 @@
+//===----------------------------------------------------------------------===//
+//
+// This source file is part of the Swift.org open source project
+//
+// Copyright (c) 2026 Apple Inc. and the Swift project authors
+// Licensed under Apache License v2.0 with Runtime Library Exception
+//
+// See https://swift.org/LICENSE.txt for license information
+// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
+//
+//===----------------------------------------------------------------------===//
+
+import Target2
+import Testing
+
+@Test func example() async throws {
+  bar()
+}