From 8b6d19e721b9432c6ec2e26746cb9f2c3f3c8743 Mon Sep 17 00:00:00 2001
From: Sebastian Huber <sebastian.huber@embedded-brains.de>
Date: Thu, 21 Jan 2021 07:54:02 +0100
Subject: specview.py: New script

---
 specview.py | 118 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 118 insertions(+)
 create mode 100755 specview.py

diff --git a/specview.py b/specview.py
new file mode 100755
index 00000000..01891555
--- /dev/null
+++ b/specview.py
@@ -0,0 +1,118 @@
+#!/usr/bin/env python
+# SPDX-License-Identifier: BSD-2-Clause
+""" Views the specification. """
+
+# Copyright (C) 2021 embedded brains GmbH (http://www.embedded-brains.de)
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 1. Redistributions of source code must retain the above copyright
+#    notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+#    notice, this list of conditions and the following disclaimer in the
+#    documentation and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
+
+import argparse
+import sys
+from typing import List, Set
+
+from rtemsspec.items import Item, ItemCache, Link
+from rtemsspec.util import load_config
+
+_CHILD_ROLES = [
+    "requirement-refinement", "interface-ingroup", "interface-function",
+    "validation", "appl-config-group-member"
+]
+
+_PARENT_ROLES = ["interface-enumerator", "interface-placement"]
+
+
+def _view(item: Item, level: int) -> None:
+    print(f"{'  ' * level}{item.uid}")
+    for child in item.children(_CHILD_ROLES):
+        _view(child, level + 1)
+
+
+def _no_validation(item: Item, path: List[str]) -> List[str]:
+    leaf = True
+    path_2 = path + [item.uid]
+    for child in item.children(_CHILD_ROLES):
+        path_2 = _no_validation(child, path_2)
+        leaf = False
+    if leaf and item.type not in [
+            "requirement/functional/action", "test-case", "test-suite"
+    ]:
+        for index, component in enumerate(path_2):
+            if component:
+                print(f"{'  ' * index}{component}")
+            path_2[index] = ""
+    return path_2[:-1]
+
+
+def _gather(item: Item, spec: Set) -> None:
+    spec.add(item)
+    for child in item.children(_CHILD_ROLES):
+        _gather(child, spec)
+    for parent in item.parents(_PARENT_ROLES):
+        _gather(parent, spec)
+
+
+def _add_link(item_cache: ItemCache, child: Item, link: Link) -> None:
+    parent = item_cache[child.to_abs_uid(link["uid"])]
+    parent.add_link_to_child(Link(child, link))
+
+
+def _process_test_cases(item_cache: ItemCache) -> None:
+    for item in item_cache.all.values():
+        if item.type == "test-case":
+            for actions in item["test-actions"]:
+                for checks in actions["checks"]:
+                    for link in checks["links"]:
+                        _add_link(item_cache, item, link)
+                for link in actions["links"]:
+                    _add_link(item_cache, item, link)
+
+
+def main() -> None:
+    """ Views the specification. """
+    parser = argparse.ArgumentParser()
+    parser.add_argument('--filter',
+                        choices=["none", "orphan", "no-validation"],
+                        type=str.lower,
+                        default="none",
+                        help="filter the items")
+    args = parser.parse_args(sys.argv[1:])
+    config = load_config("config.yml")
+    item_cache = ItemCache(config["spec"])
+    _process_test_cases(item_cache)
+    root = item_cache["/req/root"]
+
+    if args.filter == "none":
+        _view(root, 0)
+    elif args.filter == "orphan":
+        spec = set()  # type: Set[Item]
+        _gather(root, spec)
+        for item in item_cache.all.values():
+            if item["type"] in ["build", "glossary", "spec"]:
+                continue
+            if item not in spec:
+                print(item.uid)
+    elif args.filter == "no-validation":
+        _no_validation(root, [])
+
+
+if __name__ == "__main__":
+    main()
-- 
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