Add CUJ tests

Add a cuj_tests binary that runs through a sequence of critical
user journey builds and collects metrics.

Bug: 145688720
Test: cuj_tests
Change-Id: I6bb1a3fc4a458fd8cea7b7c924f565d0cf3e6df3
diff --git a/cuj/run_cuj_tests.sh b/cuj/run_cuj_tests.sh
new file mode 100755
index 0000000..b4f9f88
--- /dev/null
+++ b/cuj/run_cuj_tests.sh
@@ -0,0 +1,29 @@
+#!/bin/bash -e
+
+readonly UNAME="$(uname)"
+case "$UNAME" in
+Linux)
+    readonly OS='linux'
+    ;;
+Darwin)
+    readonly OS='darwin'
+    ;;
+*)
+    echo "Unsupported OS '$UNAME'"
+    exit 1
+    ;;
+esac
+
+readonly ANDROID_TOP="$(cd $(dirname $0)/../../..; pwd)"
+cd "$ANDROID_TOP"
+
+export OUT_DIR="${OUT_DIR:-out}"
+readonly SOONG_OUT="${OUT_DIR}/soong"
+
+build/soong/soong_ui.bash --make-mode "${SOONG_OUT}/host/${OS}-x86/bin/cuj_tests"
+
+"${SOONG_OUT}/host/${OS}-x86/bin/cuj_tests" || true
+
+if [ -n "${DIST_DIR}" ]; then
+  cp -r "${OUT_DIR}/cuj_tests/logs" "${DIST_DIR}"
+fi