OpenSwiftUIProject · Kyle-Ye · Sep 7, 2026 · Sep 6, 2026
@@ -1,20 +1,22 @@
 import ProjectDescription
 
+// Keep remote caches disabled to reduce metered network traffic.
 let tuist = Tuist(
     fullHandle: "OpenSwiftUIProject/openswiftui",
     xcodeCache: .xcodeCache(
-        upload: Environment.isCI
+        upload: false
     ),
     project: .tuist(
         generationOptions: .options(
             optionalAuthentication: true,
-            enableCaching: Environment.isCI,
+            enableCaching: false,
             manifestEnvironment: [
                 "DARWINPRIVATEFRAMEWORKS_*",
                 "OPENATTRIBUTEGRAPH_*",
                 "OPENRENDERBOX_*",
                 "OPENSWIFTUI_*",
             ]
-        )
+        ),
+        cacheOptions: .options(storages: [.local])
     )
 )
@@ -38,101 +38,72 @@ configure_test_environment() {
 
     TEST_COMMAND_LOG="$temporary_directory/commands.log"
     TEST_OUTPUT_LOG="$temporary_directory/output.log"
-    TEST_CACHE_READY_FLAG="$temporary_directory/cache-ready"
-    TUIST_CACHE_SOCKET_PATH="$temporary_directory/cache.sock"
-    TUIST_CACHE_DAEMON_STDERR_PATH="$temporary_directory/cache-daemon.stderr.log"
     export CI=1
     export GITHUB_ACTIONS=true
 
     : >"$TEST_COMMAND_LOG"
-    echo "cache daemon test failure" >"$TUIST_CACHE_DAEMON_STDERR_PATH"
 }
 
 tuist_trust_mise_configuration() {
     :
 }
 
-tuist_cache_service_is_ready() {
-    [[ -e "$TEST_CACHE_READY_FLAG" ]]
-}
-
-tuist_wait_for_cache_service() {
-    tuist_cache_service_is_ready || return 69
-}
-
 tuist_mise() {
     printf '%s\n' "$*" >>"$TEST_COMMAND_LOG"
 
     if [[ "$*" == "install" && "${TEST_INSTALL_SHOULD_FAIL:-false}" == "true" ]]; then
         return 1
     fi
 
-    if [[ "$*" == "exec -- tuist setup cache --path $TUIST_REPOSITORY_ROOT" && "${TEST_SETUP_SHOULD_FAIL:-false}" == "true" ]]; then
-        return 1
-    fi
-
     if [[ "$*" == "exec -- tuist auth login" && "${TEST_AUTH_SHOULD_FAIL:-false}" == "true" ]]; then
         return 1
     fi
 }
 
-test_healthy_cache_uses_remote_compilation_cache() (
+test_ci_setup_does_not_start_cache() (
     local temporary_directory
     temporary_directory="$(mktemp -d)"
     trap 'rm -rf "$temporary_directory"' EXIT
     configure_test_environment "$temporary_directory"
-    touch "$TEST_CACHE_READY_FLAG"
 
     tuist_ci_setup >"$TEST_OUTPUT_LOG" 2>&1
-    tuist_xcodebuild "$temporary_directory/result.xcresult" build -scheme Example >"$TEST_OUTPUT_LOG" 2>&1
-
-    assert_contains "$TEST_COMMAND_LOG" "COMPILATION_CACHE_ENABLE_CACHING=YES"
-    assert_contains "$TEST_COMMAND_LOG" "COMPILATION_CACHE_REMOTE_SERVICE_PATH=$TUIST_CACHE_SOCKET_PATH"
-    assert_contains "$TEST_COMMAND_LOG" "COMPILATION_CACHE_ENABLE_PLUGIN=YES"
-    assert_not_contains "$TEST_COMMAND_LOG" "COMPILATION_CACHE_ENABLE_CACHING=NO"
-)
-
-test_cache_setup_failure_is_non_fatal_and_reports_diagnostics() (
-    local temporary_directory
-    temporary_directory="$(mktemp -d)"
-    trap 'rm -rf "$temporary_directory"' EXIT
-    configure_test_environment "$temporary_directory"
-    TEST_SETUP_SHOULD_FAIL=true
 
-    tuist_ci_setup >"$TEST_OUTPUT_LOG" 2>&1
-
-    assert_contains "$TEST_OUTPUT_LOG" "::warning::Tuist Xcode cache setup failed; continuing without compilation caching."
-    assert_contains "$TEST_OUTPUT_LOG" "cache daemon test failure"
-)
-
-test_cache_readiness_failure_is_non_fatal_and_reports_diagnostics() (
-    local temporary_directory
-    temporary_directory="$(mktemp -d)"
-    trap 'rm -rf "$temporary_directory"' EXIT
-    configure_test_environment "$temporary_directory"
-
-    tuist_ci_setup >"$TEST_OUTPUT_LOG" 2>&1
-
-    assert_contains "$TEST_OUTPUT_LOG" "::warning::Tuist Xcode cache daemon did not become ready; continuing without compilation caching."
-    assert_contains "$TEST_OUTPUT_LOG" "cache daemon test failure"
+    assert_contains "$TEST_COMMAND_LOG" "install"
+    assert_contains "$TEST_COMMAND_LOG" "tuist auth login"
+    assert_not_contains "$TEST_COMMAND_LOG" "tuist setup cache"
 )
 
-test_disappearing_cache_socket_disables_compilation_cache() (
+test_build_disables_remote_cache_locally_and_in_ci() (
     local temporary_directory
     temporary_directory="$(mktemp -d)"
     trap 'rm -rf "$temporary_directory"' EXIT
     configure_test_environment "$temporary_directory"
-    touch "$TEST_CACHE_READY_FLAG"
 
-    tuist_ci_setup >"$TEST_OUTPUT_LOG" 2>&1
-    rm "$TEST_CACHE_READY_FLAG"
-    tuist_xcodebuild "$temporary_directory/result.xcresult" test -scheme Example >>"$TEST_OUTPUT_LOG" 2>&1
-
-    assert_contains "$TEST_COMMAND_LOG" "COMPILATION_CACHE_ENABLE_CACHING=NO"
-    assert_contains "$TEST_COMMAND_LOG" "COMPILATION_CACHE_ENABLE_PLUGIN=NO"
-    assert_not_contains "$TEST_COMMAND_LOG" "COMPILATION_CACHE_ENABLE_CACHING=YES"
-    assert_contains "$TEST_OUTPUT_LOG" "::warning::Tuist Xcode cache service is unavailable"
-    assert_contains "$TEST_OUTPUT_LOG" "cache daemon test failure"
+    local environment
+    for environment in local ci; do
+        if [[ "$environment" == local ]]; then
+            unset CI GITHUB_ACTIONS
+        else
+            export CI=1
+            export GITHUB_ACTIONS=true
+        fi
+
+        : >"$TEST_COMMAND_LOG"
+        tuist_xcodebuild "$temporary_directory/result.xcresult" build -scheme Example \
+            COMPILATION_CACHE_ENABLE_CACHING=YES \
+            COMPILATION_CACHE_REMOTE_SERVICE_PATH=/tmp/old-tuist-cache.sock \
+            COMPILATION_CACHE_ENABLE_PLUGIN=YES >"$TEST_OUTPUT_LOG" 2>&1
+
+        assert_contains "$TEST_COMMAND_LOG" "tuist xcodebuild build -resultBundlePath $temporary_directory/result.xcresult -scheme Example"
+        local build_command
+        build_command="$(tail -n 1 "$TEST_COMMAND_LOG")"
+        if [[ "$build_command" != *"COMPILATION_CACHE_ENABLE_CACHING=NO COMPILATION_CACHE_REMOTE_SERVICE_PATH= COMPILATION_CACHE_ENABLE_PLUGIN=NO" ]]; then
+            echo "Expected the $environment build to override remote cache settings." >&2
+            return 1
+        fi
+        assert_not_contains "$TEST_OUTPUT_LOG" "::warning::"
+        assert_not_contains "$TEST_OUTPUT_LOG" "tuist setup cache"
+    done
 )
 
 test_authentication_failure_remains_fatal() (
@@ -196,9 +167,7 @@ run_test() {
     fi
 }
 
-run_test test_healthy_cache_uses_remote_compilation_cache
-run_test test_cache_setup_failure_is_non_fatal_and_reports_diagnostics
-run_test test_cache_readiness_failure_is_non_fatal_and_reports_diagnostics
-run_test test_disappearing_cache_socket_disables_compilation_cache
+run_test test_ci_setup_does_not_start_cache
+run_test test_build_disables_remote_cache_locally_and_in_ci
 run_test test_authentication_failure_remains_fatal
 run_test test_mise_install_failure_remains_fatal
@@ -4,9 +4,6 @@ TUIST_REPOSITORY_ROOT="$(
     cd "$(dirname "${BASH_SOURCE[0]}")/../.." >/dev/null 2>&1
     pwd -P
 )"
-TUIST_STATE_DIRECTORY="${TUIST_STATE_DIRECTORY:-${XDG_STATE_HOME:-$HOME/.local/state}/tuist}"
-TUIST_CACHE_SOCKET_PATH="${TUIST_CACHE_SOCKET_PATH:-$TUIST_STATE_DIRECTORY/OpenSwiftUIProject_openswiftui.sock}"
-TUIST_CACHE_DAEMON_STDERR_PATH="${TUIST_CACHE_DAEMON_STDERR_PATH:-$TUIST_STATE_DIRECTORY/tuist.cache.OpenSwiftUIProject_openswiftui.stderr.log}"
 TUIST_MISE_ENVIRONMENT="${TUIST_MISE_ENVIRONMENT:-}"
 
 tuist_use_mise_environment() {
@@ -39,67 +36,13 @@ tuist_trust_mise_configuration() {
     fi
 }
 
-tuist_cache_service_is_ready() {
-    [[ -S "$TUIST_CACHE_SOCKET_PATH" ]] || return 1
-
-    if command -v lsof >/dev/null 2>&1; then
-        lsof "$TUIST_CACHE_SOCKET_PATH" >/dev/null 2>&1
-    fi
-}
-
-tuist_wait_for_cache_service() {
-    local attempt
-    for ((attempt = 0; attempt < 40; attempt++)); do
-        if tuist_cache_service_is_ready; then
-            return 0
-        fi
-        sleep 0.25
-    done
-
-    echo "Tuist cache service is not listening at $TUIST_CACHE_SOCKET_PATH." >&2
-    echo "If Tuist reported a different socket, set TUIST_CACHE_SOCKET_PATH to that path." >&2
-    return 69
-}
-
-tuist_print_cache_daemon_stderr() {
-    if [[ -r "$TUIST_CACHE_DAEMON_STDERR_PATH" ]]; then
-        echo "Tuist cache daemon stderr ($TUIST_CACHE_DAEMON_STDERR_PATH):" >&2
-        tail -n 200 "$TUIST_CACHE_DAEMON_STDERR_PATH" >&2
-    else
-        echo "Tuist cache daemon stderr is unavailable at $TUIST_CACHE_DAEMON_STDERR_PATH." >&2
-    fi
-}
-
-tuist_report_cache_unavailable() {
-    local message="$1"
-
-    if [[ "${GITHUB_ACTIONS:-}" == "true" ]]; then
-        echo "::warning::$message" >&2
-    else
-        echo "warning: $message" >&2
-    fi
-
-    tuist_print_cache_daemon_stderr
-}
-
 tuist_ci_setup() (
     set -e
 
     cd "$TUIST_REPOSITORY_ROOT"
     tuist_trust_mise_configuration
     tuist_mise install
     tuist_mise exec -- tuist auth login
-
-    if ! tuist_mise exec -- tuist setup cache --path "$TUIST_REPOSITORY_ROOT"; then
-        tuist_report_cache_unavailable "Tuist Xcode cache setup failed; continuing without compilation caching."
-        return 0
-    fi
-
-    if ! tuist_wait_for_cache_service; then
-        tuist_report_cache_unavailable "Tuist Xcode cache daemon did not become ready; continuing without compilation caching."
-    fi
-
-    return 0
 )
 
 tuist_xcodebuild() (
@@ -123,31 +66,12 @@ tuist_xcodebuild() (
         result_bundle_path="$PWD/$result_bundle_path"
     fi
 
-    local cache_settings=()
-    if tuist_cache_service_is_ready; then
-        cache_settings=(
-            COMPILATION_CACHE_ENABLE_CACHING=YES
-            "COMPILATION_CACHE_REMOTE_SERVICE_PATH=$TUIST_CACHE_SOCKET_PATH"
-            COMPILATION_CACHE_ENABLE_PLUGIN=YES
-            COMPILATION_CACHE_ENABLE_DIAGNOSTIC_REMARKS=YES
-        )
-    else
-        cache_settings=(
-            COMPILATION_CACHE_ENABLE_CACHING=NO
-            COMPILATION_CACHE_ENABLE_PLUGIN=NO
-        )
-
-        if [[ -n "${CI:-}" ]]; then
-            tuist_report_cache_unavailable "Tuist Xcode cache service is unavailable at $TUIST_CACHE_SOCKET_PATH; continuing without compilation caching."
-        else
-            echo "Tuist cache service is unavailable; building without compilation caching." >&2
-            echo "Run 'mise exec -- tuist setup cache' to enable it locally." >&2
-        fi
-    fi
-
     rm -rf "$result_bundle_path"
+    # Override remote cache settings from existing generated projects.
     tuist_mise exec -- tuist xcodebuild "$action" \
         -resultBundlePath "$result_bundle_path" \
         "$@" \
-        "${cache_settings[@]}"
+        COMPILATION_CACHE_ENABLE_CACHING=NO \
+        COMPILATION_CACHE_REMOTE_SERVICE_PATH= \
+        COMPILATION_CACHE_ENABLE_PLUGIN=NO
 )
@@ -1,20 +1,22 @@
 import ProjectDescription
 
+// Keep remote caches disabled to reduce metered network traffic.
 let tuist = Tuist(
     fullHandle: "OpenSwiftUIProject/openswiftui",
     xcodeCache: .xcodeCache(
-        upload: Environment.isCI
+        upload: false
     ),
     project: .tuist(
         generationOptions: .options(
             optionalAuthentication: true,
-            enableCaching: Environment.isCI,
+            enableCaching: false,
             manifestEnvironment: [
                 "DARWINPRIVATEFRAMEWORKS_*",
                 "OPENATTRIBUTEGRAPH_*",
                 "OPENRENDERBOX_*",
                 "OPENSWIFTUI_*",
             ]
-        )
+        ),
+        cacheOptions: .options(storages: [.local])
     )
 )