1 files changed, 287 insertions, 0 deletions
diff --git a/src/boost/tools/build/test/toolset-mock/src/MockProgram.py b/src/boost/tools/build/test/toolset-mock/src/MockProgram.py
new file mode 100644
index 000000000..f0cc858d7
--- /dev/null
+++ b/src/boost/tools/build/test/toolset-mock/src/MockProgram.py
@@ -0,0 +1,287 @@
+# coding: utf-8
+# Copyright 2017 Steven Watanabe
+# Copyright 2020 René Ferdinand Rivera Morell
+#
+# Distributed under the Boost Software License, Version 1.0.
+# (See accompanying file LICENSE.txt or copy at
+# https://www.bfgroup.xyz/b2/LICENSE.txt)
+
+from __future__ import print_function
+
+import sys
+import os
+import re
+import fnmatch
+
+# Represents a sequence of arguments that must appear
+# in a fixed order.
+class ordered:
+    def __init__(self, *args):
+        self.args = args
+    def match(self, command_line, pos, outputs):
+        for p in self.args:
+            res = try_match(command_line, pos, p, outputs)
+            if res is None:
+                return
+            pos = res
+        return pos
+
+# Represents a sequence of arguments that can appear
+# in any order.
+class unordered:
+    def __init__(self, *args):
+        self.args = list(args)
+    def match(self, command_line, pos, outputs):
+        unmatched = self.args[:]
+        while len(unmatched) > 0:
+            res = try_match_one(command_line, pos, unmatched, outputs)
+            if res is None:
+                return
+            pos = res
+        return pos
+
+# Represents a single input file.
+# If id is set, then the file must have been created
+# by a prior use of output_file.
+# If source is set, then the file must be that source file.
+class input_file:
+    def __init__(self, id=None, source=None):
+        assert((id is None) ^ (source is None))
+        self.id = id
+        self.source = source
+    def check(self, path):
+        if path.startswith("-"):
+            return
+        if self.id is not None:
+            try:
+                with open(path, "r") as f:
+                    data = f.read()
+                    if data == make_file_contents(self.id):
+                        return True
+                    else:
+                        return
+            except:
+                return
+        elif self.source is not None:
+            if self.source == path:
+                return True
+            else:
+                return
+        assert(False)
+    def match(self, command_line, pos, outputs):
+        if self.check(command_line[pos]):
+            return pos + 1
+
+# Matches an output file.
+# If the full pattern is matched, The
+# file will be created.
+class output_file:
+    def __init__(self, id):
+        self.id = id
+    def match(self, command_line, pos, outputs):
+        if command_line[pos].startswith("-"):
+            return
+        outputs.append((command_line[pos], self.id))
+        return pos + 1
+
+class arg_file:
+    def __init__(self, id):
+        self.id = id
+    def match(self, command_line, pos, outputs):
+        if command_line[pos].startswith("-"):
+            return
+        if fnmatch.fnmatch(command_line[pos], self.id):
+            return pos + 1
+        else:
+            return
+
+# Matches the directory containing an input_file
+class target_path(object):
+    def __init__(self, id):
+        self.tester = input_file(id=id)
+    def match(self, command_line, pos, outputs):
+        arg = command_line[pos]
+        if arg.startswith("-"):
+            return
+        try:
+            for path in os.listdir(arg):
+                if self.tester.check(os.path.join(arg, path)):
+                    return pos + 1
+        except:
+            return
+
+# Matches a single argument, which is composed of a prefix and a path
+# for example arguments of the form -ofilename.
+class arg(object):
+    def __init__(self, prefix, a):
+        # The prefix should be a string, a should be target_path or input_file.
+        self.prefix = prefix
+        self.a = a
+    def match(self, command_line, pos, outputs):
+        s = command_line[pos]
+        if s.startswith(self.prefix) and try_match([s[len(self.prefix):]], 0, self.a, outputs) == 1:
+            return pos + 1
+
+#
+class opt(object):
+    def __init__(self, *args):
+        self.args = args
+    def match(self, command_line, pos, outputs):
+        for p in self.args:
+            res = try_match_one(command_line, pos, p, outputs)
+            if res is not None:
+                pos = res
+        return pos
+
+# Given a file id, returns a string that will be
+# written to the file to allow it to be recognized.
+def make_file_contents(id):
+    return id
+
+# Matches a single pattern from a list.
+# If it succeeds, the matching pattern
+# is removed from the list.
+# Returns the index after the end of the match
+def try_match_one(command_line, pos, patterns, outputs):
+    for p in patterns:
+        tmp = outputs[:]
+        res = try_match(command_line, pos, p, tmp)
+        if res is not None:
+            outputs[:] = tmp
+            patterns.remove(p)
+            return res
+
+# returns the end of the match if any
+def try_match(command_line, pos, pattern, outputs):
+    if pos == len(command_line):
+        return
+    elif type(pattern) is str:
+        if pattern == command_line[pos]:
+            return pos + 1
+    else:
+        return pattern.match(command_line, pos, outputs)
+
+known_patterns = []
+program_name = None
+
+# Registers a command
+# The arguments should be a sequence of:
+# str, ordered, unordered, arg, input_file, output_file, target_path
+# kwarg: stdout is text that will be printed on success.
+def command(*args, **kwargs):
+    global known_patterns
+    global program_name
+    stdout = kwargs.get("stdout", None)
+    pattern = ordered(*args)
+    known_patterns += [(pattern, stdout)]
+    if program_name is None:
+        program_name = args[0]
+    else:
+        assert(program_name == args[0])
+
+# Use this to filter the recognized commands, based on the properties
+# passed to b2.
+def allow_properties(*args):
+    try:
+        return all(a in os.environ["B2_PROPERTIES"].split(" ") for a in args)
+    except KeyError:
+        return True
+
+# Use this in the stdout argument of command to print the command
+# for running another script.
+def script(name):
+    return os.path.join(os.path.dirname(__file__), "bin", re.sub('\.py$', '', name))
+
+def match(command_line):
+    for (p, stdout) in known_patterns:
+        outputs = []
+        if try_match(command_line, 0, p, outputs) == len(command_line):
+            return (stdout, outputs)
+
+# Every mock program should call this after setting up all the commands.
+def main():
+    command_line = [program_name] + sys.argv[1:]
+    result = match(command_line)
+    if result is not None:
+        (stdout, outputs) = result
+        if stdout is not None:
+            print(stdout)
+        for (file,id) in outputs:
+            with open(file, "w") as f:
+                f.write(make_file_contents(id))
+        exit(0)
+    else:
+        print("ERROR on command: %s"%(" ".join(command_line)))
+        exit(1)
+
+# file should be the name of a file in the same directory
+# as this.  Must be called after verify_setup
+def verify_file(filename):
+    global known_files
+    if filename not in known_files:
+        known_files.add(filename)
+        srcdir = os.path.dirname(__file__)
+        execfile(os.path.join(srcdir, filename), {})
+
+def verify_setup():
+    """Override the behavior of most module components
+    in order to detect whether they are being used correctly."""
+    global main
+    global allow_properties
+    global output_file
+    global input_file
+    global target_path
+    global script
+    global command
+    global verify_errors
+    global output_ids
+    global input_ids
+    global known_files
+    def allow_properties(*args):
+        return True
+    def main():
+        pass
+    def output_file(id):
+        global output_ids
+        global verify_error
+        if id in output_ids:
+            verify_error("duplicate output_file: %s" % id)
+        output_ids.add(id)
+    def input_file(id=None, source=None):
+        if id is not None:
+            input_ids.add(id)
+    def target_path(id):
+        input_ids.add(id)
+    def script(filename):
+        verify_file(filename)
+    def command(*args, **kwargs):
+        pass
+    verify_errors = []
+    output_ids = set()
+    input_ids = set()
+    known_files = set()
+
+def verify_error(message):
+    global verify_errors
+    verify_errors += [message]
+
+def verify_finalize():
+    for id in input_ids:
+        if not id in output_ids:
+            verify_error("Input file does not exist: %s" % id)
+    for error in verify_errors:
+        print("error: %s" % error)
+    if len(verify_errors) != 0:
+        return 1
+    else:
+        return 0
+
+def verify():
+    srcdir = os.path.dirname(__file__)
+    if srcdir == '':
+        srcdir = '.'
+    verify_setup()
+    for f in os.listdir(srcdir):
+        if re.match(r"(gcc|clang|darwin|intel)-.*\.py", f):
+            verify_file(f)
+    exit(verify_finalize())