Add basic test that roots are available via install-cas

2 files changed, 82 insertions, 1 deletions

diff --git a/test/end-to-end/just-mr/TARGETS b/test/end-to-end/just-mr/TARGETS
index 4a5c36c0..4acce98f 100644
--- a/test/end-to-end/just-mr/TARGETS
+++ b/test/end-to-end/just-mr/TARGETS
@@ -55,6 +55,15 @@
   , "test": ["defaults.sh"]
   , "deps": [["test/end-to-end", "mr-tool-under-test"]]
   }
+, "install-roots":
+  { "type": ["@", "rules", "shell/test", "script"]
+  , "name": ["install-roots"]
+  , "test": ["install-roots.sh"]
+  , "deps":
+    [ ["test/end-to-end", "mr-tool-under-test"]
+    , ["test/end-to-end", "tool-under-test"]
+    ]
+  }
 , "TESTS":
   { "type": "install"
   , "tainted": ["test"]
@@ -62,7 +71,7 @@
   , "deps":
     { "type": "++"
     , "$1":
-      [ ["cas-independent", "fetch", "fetch-gc"]
+      [ ["cas-independent", "fetch", "fetch-gc", "install-roots"]
       , { "type": "if"
         , "cond": {"type": "var", "name": "TEST_BOOTSTRAP_JUST_MR"}
         , "then": []
diff --git a/test/end-to-end/just-mr/install-roots.sh b/test/end-to-end/just-mr/install-roots.sh
new file mode 100644
index 00000000..0350734b
--- /dev/null
+++ b/test/end-to-end/just-mr/install-roots.sh
@@ -0,0 +1,72 @@
+#!/bin/sh
+# Copyright 2022 Huawei Cloud Computing Technology Co., Ltd.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
+set -eu
+
+readonly JUST="${PWD}/bin/tool-under-test"
+readonly JUST_MR="${PWD}/bin/mr-tool-under-test"
+readonly DISTDIR="${TEST_TMPDIR}/distfiles"
+readonly LBR="${TEST_TMPDIR}/local-build-root"
+readonly INSTALL_DIR="${TEST_TMPDIR}/installation-target"
+
+readonly TEST_DATA="The content of the data file in foo"
+readonly TEST_PATH="bar/baz"
+
+mkdir -p "${DISTDIR}"
+
+# Set up sample archive
+mkdir -p "foo/${TEST_PATH}"
+echo {} > foo/TARGETS
+echo -n "${TEST_DATA}" > "foo/${TEST_PATH}/data.txt"
+tar cf "${DISTDIR}/foo-1.2.3.tar" foo 2>&1
+foocontent=$(git hash-object "${DISTDIR}/foo-1.2.3.tar")
+echo "Foo archive has content ${foocontent}"
+rm -rf foo
+
+# Setup sample repository config
+touch ROOT
+cat > repos.json <<EOF
+{ "repositories":
+  { "foo":
+    { "repository":
+      { "type": "archive"
+      , "content": "${foocontent}"
+      , "fetch": "http://non-existent.example.org/foo-1.2.3.tar"
+      , "subdir": "foo"
+      }
+    }
+  , "":
+    { "repository": {"type": "file", "path": "."}
+    , "bindings": {"foo": "foo"}
+    }
+  }
+}
+EOF
+
+# Compute the repository configuration and read of tree from there
+CONF=$("${JUST_MR}" --local-build-root "${LBR}" --distdir "${DISTDIR}" setup)
+cat "${CONF}"
+echo
+TREE=$(jq -r '.repositories.foo.workspace_root[1]' "${CONF}")
+echo Tree is "${TREE}"
+
+# As the tree is kown to just (in the git CAS), we should be able to install
+# it with install-cas
+"${JUST}" install-cas --local-build-root "${LBR}" -o "${INSTALL_DIR}" \
+          "${TREE}::t" 2>&1
+test "$(cat "${INSTALL_DIR}/${TEST_PATH}/data.txt")" = "${TEST_DATA}"
+
+echo OK