test: Check staging of empty trees

2 files changed, 52 insertions, 0 deletions

diff --git a/test/end-to-end/target-tests/TARGETS b/test/end-to-end/target-tests/TARGETS
index d45db9eb..67d40542 100644
--- a/test/end-to-end/target-tests/TARGETS
+++ b/test/end-to-end/target-tests/TARGETS
@@ -34,6 +34,12 @@
   , "test": ["configure-vars.sh"]
   , "deps": [["end-to-end", "tool-under-test"]]
   }
+, "tree inputs":
+  { "type": ["@", "rules", "shell/test", "script"]
+  , "name": ["tree-inputs"]
+  , "test": ["tree-inputs.sh"]
+  , "deps": [["end-to-end", "tool-under-test"]]
+  }
 , "TESTS":
   { "type": "install"
   , "tainted": ["test"]
@@ -44,6 +50,7 @@
     , "glob expansion"
     , "configure target name"
     , "configure variables"
+    , "tree inputs"
     ]
   }
 }
diff --git a/test/end-to-end/target-tests/tree-inputs.sh b/test/end-to-end/target-tests/tree-inputs.sh
new file mode 100755
index 00000000..edbe7f7e
--- /dev/null
+++ b/test/end-to-end/target-tests/tree-inputs.sh
@@ -0,0 +1,45 @@
+#!/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 -e
+
+mkdir -p .root
+
+mkdir -p  src
+touch src/ROOT
+
+# Check if we can collect and stage empty trees
+
+cat > src/TARGETS <<'EOF'
+{ "make_trees":
+  { "type": "generic"
+  , "cmds": ["mkdir -p foo bar/baz"]
+  , "out_dirs": ["."]
+  }
+, "read_trees":
+  { "type": "generic"
+  , "deps": ["make_trees"]
+  , "cmds": ["set -e", "ls -l foo", "ls -l bar/baz", "echo SUCCESS > result"]
+  , "outs": ["result"]
+  }
+}
+EOF
+
+./bin/tool-under-test install -o out --workspace-root src \
+	--local-build-root .root . read_trees 2>&1
+
+grep SUCCESS out/result
+
+echo DONE