Add a test verifying that install-cas inspects the local cas

... even if remote-execution arguments are given. Also verify
that failure is correctly reflected in the exit code.

2 files changed, 95 insertions, 0 deletions

diff --git a/test/end-to-end/remote-execution/TARGETS b/test/end-to-end/remote-execution/TARGETS
index fbe3d467..2aae6270 100644
--- a/test/end-to-end/remote-execution/TARGETS
+++ b/test/end-to-end/remote-execution/TARGETS
@@ -40,6 +40,12 @@
     , "out/stdout/local-raw"
     ]
   }
+, "install-cas-local":
+  { "type": ["end-to-end", "with remote"]
+  , "name": ["install-cas-local"]
+  , "test": ["install-cas-local.sh"]
+  , "deps": [["", "tool-under-test"]]
+  }
 , "dispatch":
   { "type": ["end-to-end", "with remote"]
   , "name": ["dispatch"]
@@ -85,6 +91,7 @@
         , "upload-test"
         , "install"
         , "install-cas"
+        , "install-cas-local"
         , "dispatch"
         , "execute"
         ]
diff --git a/test/end-to-end/remote-execution/install-cas-local.sh b/test/end-to-end/remote-execution/install-cas-local.sh
new file mode 100644
index 00000000..3fa93578
--- /dev/null
+++ b/test/end-to-end/remote-execution/install-cas-local.sh
@@ -0,0 +1,88 @@
+#!/bin/sh
+# Copyright 2024 Huawei Cloud Computing Technology Co., Ltd.
+#
+# 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
+#
+#     http://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.
+
+
+set -eu
+
+readonly JUST="${PWD}/bin/tool-under-test"
+readonly LBRDIR="${TEST_TMPDIR}/local-build-root"
+readonly SETUP_LBRDIR="${TEST_TMPDIR}/build-root-for-setup-only"
+readonly FILES_DIR="${TEST_TMPDIR}/data"
+readonly OUT="${TEST_TMPDIR}/out"
+mkdir -p "${FILES_DIR}"
+mkdir -p "${OUT}"
+
+LOCAL_ARGS=""
+REMOTE_ARGS="${LOCAL_ARGS} -r ${REMOTE_EXECUTION_ADDRESS}"
+if [ -n "${COMPATIBLE:-}" ]
+then
+    REMOTE_ARGS="${REMOTE_ARGS} --compatible"
+    LOCAL_ARGS="${LOCAL_ARGS} --compatible"
+fi
+
+# Set up secanrio, by creating a hash that is only known remotely
+# and one that is only known locally. Moreover, compute a hash of
+# a file unknown to both.
+
+readonly REMOTE_FILE="${FILES_DIR}/remote"
+echo 'This file is only known to ReMoTe!!' > "${REMOTE_FILE}"
+REMOTE_HASH=$("${JUST}" add-to-cas --local-build-root "${SETUP_LBRDIR}" ${REMOTE_ARGS} "${REMOTE_FILE}")
+echo "Remote file has hash ${REMOTE_HASH}"
+
+readonly LOCAL_FILE="${FILES_DIR}/local"
+echo 'This file is only known LoCaLlY ...' > "${LOCAL_FILE}"
+LOCAL_HASH=$("${JUST}" add-to-cas --local-build-root "${LBRDIR}" ${LOCAL_ARGS} "${LOCAL_FILE}")
+echo "Local file has hash ${LOCAL_HASH}"
+
+readonly UNKNOWN_FILE="${FILES_DIR}/unknown"
+echo '... for Rumpelstiltskin is my name' > "${UNKNOWN_FILE}"
+UNKNOWN_HASH=$("${JUST}" add-to-cas --local-build-root "${SETUP_LBRDIR}" ${LOCAL_ARGS} "${UNKNOWN_FILE}")
+echo "Unkown file has hash ${UNKNOWN_HASH}"
+
+# Verify that with the canonical arguments (as, e.g., just-mr might provide them
+# with appropriate rc file) we can get both files correctly. Also verify that
+# we get an exit code identifying an error if we failed to fetch the file.
+
+echo remote, via stdout
+"${JUST}" install-cas --local-build-root "${LBRDIR}" ${REMOTE_ARGS} \
+          "${REMOTE_HASH}" > "${OUT}/remote"
+cmp "${OUT}/remote" "${REMOTE_FILE}"
+rm -f "${OUT}/remote"
+
+echo remote, specified output file
+"${JUST}" install-cas --local-build-root "${LBRDIR}" ${REMOTE_ARGS} \
+          -o "${OUT}/remote" "${REMOTE_HASH}" 2>&1
+cmp "${OUT}/remote" "${REMOTE_FILE}"
+
+echo local, via stdout
+"${JUST}" install-cas --local-build-root "${LBRDIR}" ${REMOTE_ARGS} \
+          "${LOCAL_HASH}" > "${OUT}/local"
+cmp "${OUT}/local" "${LOCAL_FILE}"
+rm -f "${OUT}/local"
+
+echo local, specified output file
+"${JUST}" install-cas --local-build-root "${LBRDIR}" ${REMOTE_ARGS} \
+          -o "${OUT}/local" "${LOCAL_HASH}" 2>&1
+cmp "${OUT}/local" "${LOCAL_FILE}"
+
+echo unknown, via stdout
+"${JUST}" install-cas --local-build-root "${LBRDIR}" ${REMOTE_ARGS} \
+          "${UNKNOWN_HASH}" 2>&1 && exit 1 || :
+
+echo unknown, specified output path
+"${JUST}" install-cas --local-build-root "${LBRDIR}" ${REMOTE_ARGS} \
+          -o "${OUT}/unknown" "${UNKNOWN_HASH}" 2>&1 && exit 1 || :
+
+echo OK