From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 .../harness/wptrunner/manifestinclude.py           | 144 +++++++++++++++++++++
 1 file changed, 144 insertions(+)
 create mode 100644 testing/web-platform/harness/wptrunner/manifestinclude.py

(limited to 'testing/web-platform/harness/wptrunner/manifestinclude.py')

diff --git a/testing/web-platform/harness/wptrunner/manifestinclude.py b/testing/web-platform/harness/wptrunner/manifestinclude.py
new file mode 100644
index 000000000..d9b4ee455
--- /dev/null
+++ b/testing/web-platform/harness/wptrunner/manifestinclude.py
@@ -0,0 +1,144 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this file,
+# You can obtain one at http://mozilla.org/MPL/2.0/.
+
+"""Manifest structure used to store paths that should be included in a test run.
+
+The manifest is represented by a tree of IncludeManifest objects, the root
+representing the file and each subnode representing a subdirectory that should
+be included or excluded.
+"""
+import glob
+import os
+import urlparse
+
+from wptmanifest.node import DataNode
+from wptmanifest.backends import conditional
+from wptmanifest.backends.conditional import ManifestItem
+
+
+class IncludeManifest(ManifestItem):
+    def __init__(self, node):
+        """Node in a tree structure representing the paths
+        that should be included or excluded from the test run.
+
+        :param node: AST Node corresponding to this Node.
+        """
+        ManifestItem.__init__(self, node)
+        self.child_map = {}
+
+    @classmethod
+    def create(cls):
+        """Create an empty IncludeManifest tree"""
+        node = DataNode(None)
+        return cls(node)
+
+    def append(self, child):
+        ManifestItem.append(self, child)
+        self.child_map[child.name] = child
+        assert len(self.child_map) == len(self.children)
+
+    def include(self, test):
+        """Return a boolean indicating whether a particular test should be
+        included in a test run, based on the IncludeManifest tree rooted on
+        this object.
+
+        :param test: The test object"""
+        path_components = self._get_components(test.url)
+        return self._include(test, path_components)
+
+    def _include(self, test, path_components):
+        if path_components:
+            next_path_part = path_components.pop()
+            if next_path_part in self.child_map:
+                return self.child_map[next_path_part]._include(test, path_components)
+
+        node = self
+        while node:
+            try:
+                skip_value = self.get("skip", {"test_type": test.item_type}).lower()
+                assert skip_value in ("true", "false")
+                return skip_value != "true"
+            except KeyError:
+                if node.parent is not None:
+                    node = node.parent
+                else:
+                    # Include by default
+                    return True
+
+    def _get_components(self, url):
+        rv = []
+        url_parts = urlparse.urlsplit(url)
+        variant = ""
+        if url_parts.query:
+            variant += "?" + url_parts.query
+        if url_parts.fragment:
+            variant += "#" + url_parts.fragment
+        if variant:
+            rv.append(variant)
+        rv.extend([item for item in reversed(url_parts.path.split("/")) if item])
+        return rv
+
+    def _add_rule(self, test_manifests, url, direction):
+        maybe_path = os.path.join(os.path.abspath(os.curdir), url)
+        rest, last = os.path.split(maybe_path)
+        variant = ""
+        if "#" in last:
+            last, fragment = last.rsplit("#", 1)
+            variant += "#" + fragment
+        if "?" in last:
+            last, query = last.rsplit("?", 1)
+            variant += "?" + query
+
+        maybe_path = os.path.join(rest, last)
+        paths = glob.glob(maybe_path)
+
+        if paths:
+            urls = []
+            for path in paths:
+                for manifest, data in test_manifests.iteritems():
+                    rel_path = os.path.relpath(path, data["tests_path"])
+                    if ".." not in rel_path.split(os.sep):
+                        urls.append(data["url_base"] + rel_path.replace(os.path.sep, "/") + variant)
+                        break
+        else:
+            urls = [url]
+
+        assert direction in ("include", "exclude")
+
+        for url in urls:
+            components = self._get_components(url)
+
+            node = self
+            while components:
+                component = components.pop()
+                if component not in node.child_map:
+                    new_node = IncludeManifest(DataNode(component))
+                    node.append(new_node)
+                    new_node.set("skip", node.get("skip", {}))
+
+                node = node.child_map[component]
+
+            skip = False if direction == "include" else True
+            node.set("skip", str(skip))
+
+    def add_include(self, test_manifests, url_prefix):
+        """Add a rule indicating that tests under a url path
+        should be included in test runs
+
+        :param url_prefix: The url prefix to include
+        """
+        return self._add_rule(test_manifests, url_prefix, "include")
+
+    def add_exclude(self, test_manifests, url_prefix):
+        """Add a rule indicating that tests under a url path
+        should be excluded from test runs
+
+        :param url_prefix: The url prefix to exclude
+        """
+        return self._add_rule(test_manifests, url_prefix, "exclude")
+
+
+def get_manifest(manifest_path):
+    with open(manifest_path) as f:
+        return conditional.compile(f, data_cls_getter=lambda x, y: IncludeManifest)
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