generic-poky/bitbake/lib/bb/tests/codeparser.py
Richard Purdie e955def4d3 bitbake: codeparser: Fix var_execs to append to execs, not references
When using the "execs" information in new code, it became clear that
the returned data was incorrect and there were missing exec'd functions.
This corrects the error and changes one of the test results to match
the correct behaviour.

(Bitbake rev: 8a24f2d3b735bbc59ca4a09670cabbadb1868c1a)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
2014-03-02 17:25:29 +00:00

376 lines
11 KiB
Python

# ex:ts=4:sw=4:sts=4:et
# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
#
# BitBake Test for codeparser.py
#
# Copyright (C) 2010 Chris Larson
# Copyright (C) 2012 Richard Purdie
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
import unittest
import logging
import bb
logger = logging.getLogger('BitBake.TestCodeParser')
# bb.data references bb.parse but can't directly import due to circular dependencies.
# Hack around it for now :(
import bb.parse
import bb.data
class ReferenceTest(unittest.TestCase):
def setUp(self):
self.d = bb.data.init()
def setEmptyVars(self, varlist):
for k in varlist:
self.d.setVar(k, "")
def setValues(self, values):
for k, v in values.items():
self.d.setVar(k, v)
def assertReferences(self, refs):
self.assertEqual(self.references, refs)
def assertExecs(self, execs):
self.assertEqual(self.execs, execs)
class VariableReferenceTest(ReferenceTest):
def parseExpression(self, exp):
parsedvar = self.d.expandWithRefs(exp, None)
self.references = parsedvar.references
def test_simple_reference(self):
self.setEmptyVars(["FOO"])
self.parseExpression("${FOO}")
self.assertReferences(set(["FOO"]))
def test_nested_reference(self):
self.setEmptyVars(["BAR"])
self.d.setVar("FOO", "BAR")
self.parseExpression("${${FOO}}")
self.assertReferences(set(["FOO", "BAR"]))
def test_python_reference(self):
self.setEmptyVars(["BAR"])
self.parseExpression("${@bb.data.getVar('BAR', d, True) + 'foo'}")
self.assertReferences(set(["BAR"]))
class ShellReferenceTest(ReferenceTest):
def parseExpression(self, exp):
parsedvar = self.d.expandWithRefs(exp, None)
parser = bb.codeparser.ShellParser("ParserTest", logger)
parser.parse_shell(parsedvar.value)
self.references = parsedvar.references
self.execs = parser.execs
def test_quotes_inside_assign(self):
self.parseExpression('foo=foo"bar"baz')
self.assertReferences(set([]))
def test_quotes_inside_arg(self):
self.parseExpression('sed s#"bar baz"#"alpha beta"#g')
self.assertExecs(set(["sed"]))
def test_arg_continuation(self):
self.parseExpression("sed -i -e s,foo,bar,g \\\n *.pc")
self.assertExecs(set(["sed"]))
def test_dollar_in_quoted(self):
self.parseExpression('sed -i -e "foo$" *.pc')
self.assertExecs(set(["sed"]))
def test_quotes_inside_arg_continuation(self):
self.setEmptyVars(["bindir", "D", "libdir"])
self.parseExpression("""
sed -i -e s#"moc_location=.*$"#"moc_location=${bindir}/moc4"# \\
-e s#"uic_location=.*$"#"uic_location=${bindir}/uic4"# \\
${D}${libdir}/pkgconfig/*.pc
""")
self.assertReferences(set(["bindir", "D", "libdir"]))
def test_assign_subshell_expansion(self):
self.parseExpression("foo=$(echo bar)")
self.assertExecs(set(["echo"]))
def test_shell_unexpanded(self):
self.setEmptyVars(["QT_BASE_NAME"])
self.parseExpression('echo "${QT_BASE_NAME}"')
self.assertExecs(set(["echo"]))
self.assertReferences(set(["QT_BASE_NAME"]))
def test_incomplete_varexp_single_quotes(self):
self.parseExpression("sed -i -e 's:IP{:I${:g' $pc")
self.assertExecs(set(["sed"]))
def test_until(self):
self.parseExpression("until false; do echo true; done")
self.assertExecs(set(["false", "echo"]))
self.assertReferences(set())
def test_case(self):
self.parseExpression("""
case $foo in
*)
bar
;;
esac
""")
self.assertExecs(set(["bar"]))
self.assertReferences(set())
def test_assign_exec(self):
self.parseExpression("a=b c='foo bar' alpha 1 2 3")
self.assertExecs(set(["alpha"]))
def test_redirect_to_file(self):
self.setEmptyVars(["foo"])
self.parseExpression("echo foo >${foo}/bar")
self.assertExecs(set(["echo"]))
self.assertReferences(set(["foo"]))
def test_heredoc(self):
self.setEmptyVars(["theta"])
self.parseExpression("""
cat <<END
alpha
beta
${theta}
END
""")
self.assertReferences(set(["theta"]))
def test_redirect_from_heredoc(self):
v = ["B", "SHADOW_MAILDIR", "SHADOW_MAILFILE", "SHADOW_UTMPDIR", "SHADOW_LOGDIR", "bindir"]
self.setEmptyVars(v)
self.parseExpression("""
cat <<END >${B}/cachedpaths
shadow_cv_maildir=${SHADOW_MAILDIR}
shadow_cv_mailfile=${SHADOW_MAILFILE}
shadow_cv_utmpdir=${SHADOW_UTMPDIR}
shadow_cv_logdir=${SHADOW_LOGDIR}
shadow_cv_passwd_dir=${bindir}
END
""")
self.assertReferences(set(v))
self.assertExecs(set(["cat"]))
# def test_incomplete_command_expansion(self):
# self.assertRaises(reftracker.ShellSyntaxError, reftracker.execs,
# bbvalue.shparse("cp foo`", self.d), self.d)
# def test_rogue_dollarsign(self):
# self.setValues({"D" : "/tmp"})
# self.parseExpression("install -d ${D}$")
# self.assertReferences(set(["D"]))
# self.assertExecs(set(["install"]))
class PythonReferenceTest(ReferenceTest):
def setUp(self):
self.d = bb.data.init()
if hasattr(bb.utils, "_context"):
self.context = bb.utils._context
else:
import __builtin__
self.context = __builtin__.__dict__
def parseExpression(self, exp):
parsedvar = self.d.expandWithRefs(exp, None)
parser = bb.codeparser.PythonParser("ParserTest", logger)
parser.parse_python(parsedvar.value)
self.references = parsedvar.references | parser.references
self.execs = parser.execs
@staticmethod
def indent(value):
"""Python Snippets have to be indented, python values don't have to
be. These unit tests are testing snippets."""
return " " + value
def test_getvar_reference(self):
self.parseExpression("bb.data.getVar('foo', d, True)")
self.assertReferences(set(["foo"]))
self.assertExecs(set())
def test_getvar_computed_reference(self):
self.parseExpression("bb.data.getVar('f' + 'o' + 'o', d, True)")
self.assertReferences(set())
self.assertExecs(set())
def test_getvar_exec_reference(self):
self.parseExpression("eval('bb.data.getVar(\"foo\", d, True)')")
self.assertReferences(set())
self.assertExecs(set(["eval"]))
def test_var_reference(self):
self.context["foo"] = lambda x: x
self.setEmptyVars(["FOO"])
self.parseExpression("foo('${FOO}')")
self.assertReferences(set(["FOO"]))
self.assertExecs(set(["foo"]))
del self.context["foo"]
def test_var_exec(self):
for etype in ("func", "task"):
self.d.setVar("do_something", "echo 'hi mom! ${FOO}'")
self.d.setVarFlag("do_something", etype, True)
self.parseExpression("bb.build.exec_func('do_something', d)")
self.assertReferences(set([]))
self.assertExecs(set(["do_something"]))
def test_function_reference(self):
self.context["testfunc"] = lambda msg: bb.msg.note(1, None, msg)
self.d.setVar("FOO", "Hello, World!")
self.parseExpression("testfunc('${FOO}')")
self.assertReferences(set(["FOO"]))
self.assertExecs(set(["testfunc"]))
del self.context["testfunc"]
def test_qualified_function_reference(self):
self.parseExpression("time.time()")
self.assertExecs(set(["time.time"]))
def test_qualified_function_reference_2(self):
self.parseExpression("os.path.dirname('/foo/bar')")
self.assertExecs(set(["os.path.dirname"]))
def test_qualified_function_reference_nested(self):
self.parseExpression("time.strftime('%Y%m%d',time.gmtime())")
self.assertExecs(set(["time.strftime", "time.gmtime"]))
def test_function_reference_chained(self):
self.context["testget"] = lambda: "\tstrip me "
self.parseExpression("testget().strip()")
self.assertExecs(set(["testget"]))
del self.context["testget"]
class DependencyReferenceTest(ReferenceTest):
pydata = """
bb.data.getVar('somevar', d, True)
def test(d):
foo = 'bar %s' % 'foo'
def test2(d):
d.getVar(foo, True)
d.getVar('bar', False)
test2(d)
def a():
\"\"\"some
stuff
\"\"\"
return "heh"
test(d)
bb.data.expand(bb.data.getVar("something", False, d), d)
bb.data.expand("${inexpand} somethingelse", d)
bb.data.getVar(a(), d, False)
"""
def test_python(self):
self.d.setVar("FOO", self.pydata)
self.setEmptyVars(["inexpand", "a", "test2", "test"])
self.d.setVarFlags("FOO", {"func": True, "python": True})
deps, values = bb.data.build_dependencies("FOO", set(self.d.keys()), set(), set(), self.d)
self.assertEquals(deps, set(["somevar", "bar", "something", "inexpand", "test", "test2", "a"]))
shelldata = """
foo () {
bar
}
{
echo baz
$(heh)
eval `moo`
}
a=b
c=d
(
true && false
test -f foo
testval=something
$testval
) || aiee
! inverted
echo ${somevar}
case foo in
bar)
echo bar
;;
baz)
echo baz
;;
foo*)
echo foo
;;
esac
"""
def test_shell(self):
execs = ["bar", "echo", "heh", "moo", "true", "aiee"]
self.d.setVar("somevar", "heh")
self.d.setVar("inverted", "echo inverted...")
self.d.setVarFlag("inverted", "func", True)
self.d.setVar("FOO", self.shelldata)
self.d.setVarFlags("FOO", {"func": True})
self.setEmptyVars(execs)
deps, values = bb.data.build_dependencies("FOO", set(self.d.keys()), set(), set(), self.d)
self.assertEquals(deps, set(["somevar", "inverted"] + execs))
def test_vardeps(self):
self.d.setVar("oe_libinstall", "echo test")
self.d.setVar("FOO", "foo=oe_libinstall; eval $foo")
self.d.setVarFlag("FOO", "vardeps", "oe_libinstall")
deps, values = bb.data.build_dependencies("FOO", set(self.d.keys()), set(), set(), self.d)
self.assertEquals(deps, set(["oe_libinstall"]))
def test_vardeps_expand(self):
self.d.setVar("oe_libinstall", "echo test")
self.d.setVar("FOO", "foo=oe_libinstall; eval $foo")
self.d.setVarFlag("FOO", "vardeps", "${@'oe_libinstall'}")
deps, values = bb.data.build_dependencies("FOO", set(self.d.keys()), set(), set(), self.d)
self.assertEquals(deps, set(["oe_libinstall"]))
#Currently no wildcard support
#def test_vardeps_wildcards(self):
# self.d.setVar("oe_libinstall", "echo test")
# self.d.setVar("FOO", "foo=oe_libinstall; eval $foo")
# self.d.setVarFlag("FOO", "vardeps", "oe_*")
# self.assertEquals(deps, set(["oe_libinstall"]))