[debugger] basic test infrastructure for new debugger test api.

test/debugger/testcfg.py

+# Copyright 2016 the V8 project authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+import os
+import re
+
+from testrunner.local import testsuite
+from testrunner.objects import testcase
+
+FLAGS_PATTERN = re.compile(r"//\s+Flags:(.*)")
+
+class DebuggerTestSuite(testsuite.TestSuite):
+
+  def __init__(self, name, root):
+    super(DebuggerTestSuite, self).__init__(name, root)
+
+  def ListTests(self, context):
+    tests = []
+    for dirname, dirs, files in os.walk(self.root):
+      for dotted in [x for x in dirs if x.startswith('.')]:
+        dirs.remove(dotted)
+      dirs.sort()
+      files.sort()
+      for filename in files:
+        if (filename.endswith(".js") and filename != "test-api.js"):
+          fullpath = os.path.join(dirname, filename)
+          relpath = fullpath[len(self.root) + 1 : -3]
+          testname = relpath.replace(os.path.sep, "/")
+          test = testcase.TestCase(self, testname)
+          tests.append(test)
+    return tests
+
+  def GetFlagsForTestCase(self, testcase, context):
+    source = self.GetSourceForTest(testcase)
+    flags = ["--enable-inspector"] + context.mode_flags
+    flags_match = re.findall(FLAGS_PATTERN, source)
+    for match in flags_match:
+      flags += match.strip().split()
+
+    files = []
+    files.append(os.path.normpath(os.path.join(self.root, "..", "mjsunit", "mjsunit.js")))
+    files.append(os.path.join(self.root, "test-api.js"))
+    files.append(os.path.join(self.root, testcase.path + self.suffix()))
+
+    flags += files
+    if context.isolates:
+      flags.append("--isolate")
+      flags += files
+
+    return testcase.flags + flags
+
+  def GetSourceForTest(self, testcase):
+    filename = os.path.join(self.root, testcase.path + self.suffix())
+    with open(filename) as f:
+      return f.read()
+
+def GetSuite(name, root):
+  return DebuggerTestSuite(name, root)