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-rw-r--r--build/pymake/tests/parsertests.py314
1 files changed, 314 insertions, 0 deletions
diff --git a/build/pymake/tests/parsertests.py b/build/pymake/tests/parsertests.py
new file mode 100644
index 000000000..ab6406be0
--- /dev/null
+++ b/build/pymake/tests/parsertests.py
@@ -0,0 +1,314 @@
+import pymake.data, pymake.parser, pymake.parserdata, pymake.functions
+import unittest
+import logging
+
+from cStringIO import StringIO
+
+def multitest(cls):
+ for name in cls.testdata.iterkeys():
+ def m(self, name=name):
+ return self.runSingle(*self.testdata[name])
+
+ setattr(cls, 'test_%s' % name, m)
+ return cls
+
+class TestBase(unittest.TestCase):
+ def assertEqual(self, a, b, msg=""):
+ """Actually print the values which weren't equal, if things don't work out!"""
+ unittest.TestCase.assertEqual(self, a, b, "%s got %r expected %r" % (msg, a, b))
+
+class DataTest(TestBase):
+ testdata = {
+ 'oneline':
+ ("He\tllo", "f", 1, 0,
+ ((0, "f", 1, 0), (2, "f", 1, 2), (3, "f", 1, 4))),
+ 'twoline':
+ ("line1 \n\tl\tine2", "f", 1, 4,
+ ((0, "f", 1, 4), (5, "f", 1, 9), (6, "f", 1, 10), (7, "f", 2, 0), (8, "f", 2, 4), (10, "f", 2, 8), (13, "f", 2, 11))),
+ }
+
+ def runSingle(self, data, filename, line, col, results):
+ d = pymake.parser.Data(data, 0, len(data), pymake.parserdata.Location(filename, line, col))
+ for pos, file, lineno, col in results:
+ loc = d.getloc(pos)
+ self.assertEqual(loc.path, file, "data file offset %i" % pos)
+ self.assertEqual(loc.line, lineno, "data line offset %i" % pos)
+ self.assertEqual(loc.column, col, "data col offset %i" % pos)
+multitest(DataTest)
+
+class LineEnumeratorTest(TestBase):
+ testdata = {
+ 'simple': (
+ 'Hello, world', [
+ ('Hello, world', 1),
+ ]
+ ),
+ 'multi': (
+ 'Hello\nhappy \n\nworld\n', [
+ ('Hello', 1),
+ ('happy ', 2),
+ ('', 3),
+ ('world', 4),
+ ('', 5),
+ ]
+ ),
+ 'continuation': (
+ 'Hello, \\\n world\nJellybeans!', [
+ ('Hello, \\\n world', 1),
+ ('Jellybeans!', 3),
+ ]
+ ),
+ 'multislash': (
+ 'Hello, \\\\\n world', [
+ ('Hello, \\\\', 1),
+ (' world', 2),
+ ]
+ )
+ }
+
+ def runSingle(self, s, lines):
+ gotlines = [(d.s[d.lstart:d.lend], d.loc.line) for d in pymake.parser.enumeratelines(s, 'path')]
+ self.assertEqual(gotlines, lines)
+
+multitest(LineEnumeratorTest)
+
+class IterTest(TestBase):
+ testdata = {
+ 'plaindata': (
+ pymake.parser.iterdata,
+ "plaindata # test\n",
+ "plaindata # test\n"
+ ),
+ 'makecomment': (
+ pymake.parser.itermakefilechars,
+ "VAR = val # comment",
+ "VAR = val "
+ ),
+ 'makeescapedcomment': (
+ pymake.parser.itermakefilechars,
+ "VAR = val \# escaped hash",
+ "VAR = val # escaped hash"
+ ),
+ 'makeescapedslash': (
+ pymake.parser.itermakefilechars,
+ "VAR = val\\\\",
+ "VAR = val\\\\",
+ ),
+ 'makecontinuation': (
+ pymake.parser.itermakefilechars,
+ "VAR = VAL \\\n continuation # comment \\\n continuation",
+ "VAR = VAL continuation "
+ ),
+ 'makecontinuation2': (
+ pymake.parser.itermakefilechars,
+ "VAR = VAL \\ \\\n continuation",
+ "VAR = VAL \\ continuation"
+ ),
+ 'makeawful': (
+ pymake.parser.itermakefilechars,
+ "VAR = VAL \\\\# comment\n",
+ "VAR = VAL \\"
+ ),
+ 'command': (
+ pymake.parser.itercommandchars,
+ "echo boo # comment",
+ "echo boo # comment",
+ ),
+ 'commandcomment': (
+ pymake.parser.itercommandchars,
+ "echo boo \# comment",
+ "echo boo \# comment",
+ ),
+ 'commandcontinue': (
+ pymake.parser.itercommandchars,
+ "echo boo # \\\n\t command 2",
+ "echo boo # \\\n command 2"
+ ),
+ }
+
+ def runSingle(self, ifunc, idata, expected):
+ d = pymake.parser.Data.fromstring(idata, 'IterTest data')
+
+ it = pymake.parser._alltokens.finditer(d.s, 0, d.lend)
+ actual = ''.join( [c for c, t, o, oo in ifunc(d, 0, ('dummy-token',), it)] )
+ self.assertEqual(actual, expected)
+
+ if ifunc == pymake.parser.itermakefilechars:
+ print "testing %r" % expected
+ self.assertEqual(pymake.parser.flattenmakesyntax(d, 0), expected)
+
+multitest(IterTest)
+
+
+# 'define': (
+# pymake.parser.iterdefinechars,
+# "endef",
+# ""
+# ),
+# 'definenesting': (
+# pymake.parser.iterdefinechars,
+# """define BAR # comment
+#random text
+#endef not what you think!
+#endef # comment is ok\n""",
+# """define BAR # comment
+#random text
+#endef not what you think!"""
+# ),
+# 'defineescaped': (
+# pymake.parser.iterdefinechars,
+# """value \\
+#endef
+#endef\n""",
+# "value endef"
+# ),
+
+class MakeSyntaxTest(TestBase):
+ # (string, startat, stopat, stopoffset, expansion
+ testdata = {
+ 'text': ('hello world', 0, (), None, ['hello world']),
+ 'singlechar': ('hello $W', 0, (), None,
+ ['hello ',
+ {'type': 'VariableRef',
+ '.vname': ['W']}
+ ]),
+ 'stopat': ('hello: world', 0, (':', '='), 6, ['hello']),
+ 'funccall': ('h $(flavor FOO)', 0, (), None,
+ ['h ',
+ {'type': 'FlavorFunction',
+ '[0]': ['FOO']}
+ ]),
+ 'escapedollar': ('hello$$world', 0, (), None, ['hello$world']),
+ 'varref': ('echo $(VAR)', 0, (), None,
+ ['echo ',
+ {'type': 'VariableRef',
+ '.vname': ['VAR']}
+ ]),
+ 'dynamicvarname': ('echo $($(VARNAME):.c=.o)', 0, (':',), None,
+ ['echo ',
+ {'type': 'SubstitutionRef',
+ '.vname': [{'type': 'VariableRef',
+ '.vname': ['VARNAME']}
+ ],
+ '.substfrom': ['.c'],
+ '.substto': ['.o']}
+ ]),
+ 'substref': (' $(VAR:VAL) := $(VAL)', 0, (':=', '+=', '=', ':'), 15,
+ [' ',
+ {'type': 'VariableRef',
+ '.vname': ['VAR:VAL']},
+ ' ']),
+ 'vadsubstref': (' $(VAR:VAL) = $(VAL)', 15, (), None,
+ [{'type': 'VariableRef',
+ '.vname': ['VAL']},
+ ]),
+ }
+
+ def compareRecursive(self, actual, expected, path):
+ self.assertEqual(len(actual), len(expected),
+ "compareRecursive: %s %r" % (path, actual))
+ for i in xrange(0, len(actual)):
+ ipath = path + [i]
+
+ a, isfunc = actual[i]
+ e = expected[i]
+ if isinstance(e, str):
+ self.assertEqual(a, e, "compareRecursive: %s" % (ipath,))
+ else:
+ self.assertEqual(type(a), getattr(pymake.functions, e['type']),
+ "compareRecursive: %s" % (ipath,))
+ for k, v in e.iteritems():
+ if k == 'type':
+ pass
+ elif k[0] == '[':
+ item = int(k[1:-1])
+ proppath = ipath + [item]
+ self.compareRecursive(a[item], v, proppath)
+ elif k[0] == '.':
+ item = k[1:]
+ proppath = ipath + [item]
+ self.compareRecursive(getattr(a, item), v, proppath)
+ else:
+ raise Exception("Unexpected property at %s: %s" % (ipath, k))
+
+ def runSingle(self, s, startat, stopat, stopoffset, expansion):
+ d = pymake.parser.Data.fromstring(s, pymake.parserdata.Location('testdata', 1, 0))
+
+ a, t, offset = pymake.parser.parsemakesyntax(d, startat, stopat, pymake.parser.itermakefilechars)
+ self.compareRecursive(a, expansion, [])
+ self.assertEqual(offset, stopoffset)
+
+multitest(MakeSyntaxTest)
+
+class VariableTest(TestBase):
+ testdata = """
+ VAR = value
+ VARNAME = TESTVAR
+ $(VARNAME) = testvalue
+ $(VARNAME:VAR=VAL) = moretesting
+ IMM := $(VARNAME) # this is a comment
+ MULTIVAR = val1 \\
+ val2
+ VARNAME = newname
+ """
+ expected = {'VAR': 'value',
+ 'VARNAME': 'newname',
+ 'TESTVAR': 'testvalue',
+ 'TESTVAL': 'moretesting',
+ 'IMM': 'TESTVAR ',
+ 'MULTIVAR': 'val1 val2',
+ 'UNDEF': None}
+
+ def runTest(self):
+ stmts = pymake.parser.parsestring(self.testdata, 'VariableTest')
+
+ m = pymake.data.Makefile()
+ stmts.execute(m)
+ for k, v in self.expected.iteritems():
+ flavor, source, val = m.variables.get(k)
+ if val is None:
+ self.assertEqual(val, v, 'variable named %s' % k)
+ else:
+ self.assertEqual(val.resolvestr(m, m.variables), v, 'variable named %s' % k)
+
+class SimpleRuleTest(TestBase):
+ testdata = """
+ VAR = value
+TSPEC = dummy
+all: TSPEC = myrule
+all:: test test2 $(VAR)
+ echo "Hello, $(TSPEC)"
+
+%.o: %.c
+ $(CC) -o $@ $<
+"""
+
+ def runTest(self):
+ stmts = pymake.parser.parsestring(self.testdata, 'SimpleRuleTest')
+
+ m = pymake.data.Makefile()
+ stmts.execute(m)
+ self.assertEqual(m.defaulttarget, 'all', "Default target")
+
+ self.assertTrue(m.hastarget('all'), "Has 'all' target")
+ target = m.gettarget('all')
+ rules = target.rules
+ self.assertEqual(len(rules), 1, "Number of rules")
+ prereqs = rules[0].prerequisites
+ self.assertEqual(prereqs, ['test', 'test2', 'value'], "Prerequisites")
+ commands = rules[0].commands
+ self.assertEqual(len(commands), 1, "Number of commands")
+ expanded = commands[0].resolvestr(m, target.variables)
+ self.assertEqual(expanded, 'echo "Hello, myrule"')
+
+ irules = m.implicitrules
+ self.assertEqual(len(irules), 1, "Number of implicit rules")
+
+ irule = irules[0]
+ self.assertEqual(len(irule.targetpatterns), 1, "%.o target pattern count")
+ self.assertEqual(len(irule.prerequisites), 1, "%.o prerequisite count")
+ self.assertEqual(irule.targetpatterns[0].match('foo.o'), 'foo', "%.o stem")
+
+if __name__ == '__main__':
+ logging.basicConfig(level=logging.DEBUG)
+ unittest.main()
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