class EnvironmentManipulatorTest(TestCase):
"""
Tests to verify that Combinator's environment functions tests work
properly.
"""
def setUp(self):
"""
Create an environment manipulator attached to mock objects.
"""
self.stream = StringIO()
self.envdict = {"PATH": "/usr/local/bin:/bin:/usr/bin:b:c:a"}
self.env = Env(self.stream, self.envdict)
def exportEnvironment(self):
"""
Export the environment in a structured way and parse the output.
"""
self.env.export('unknown')
n = {}
for line in self.stream.getvalue().splitlines():
if line.startswith('export '):
varset = line[len('export '):]
strkey, strval = varset.split("=", 1)
strval = strval.strip(";")
strval = eval(strval)
n[strkey] = strval
return n
def test_noPathReordering(self):
"""
Verify that the Env object doesn't destructively re-order paths.
"""
self.env.postPath("PATH", "y", "x")
newEnv = self.exportEnvironment()
self.assertEquals(newEnv['PATH'], self.envdict['PATH']+':y:x')
def test_twoVariables(self):
"""
Verify that more than one variable can be set at a time.
"""
self.env["HELLO_WORLD"] = "0"
self.env["GREETINGS_PROGRAM"] = "1"
newEnv = self.exportEnvironment()
self.assertEquals(newEnv, dict(HELLO_WORLD="0",
GREETINGS_PROGRAM="1"))
class EnvironmentManipulatorTest(TestCase):
"""
Tests to verify that Combinator's environment functions tests work
properly.
"""
def setUp(self):
"""
Create an environment manipulator attached to mock objects.
"""
self.stream = StringIO()
self.envdict = {"PATH": "/usr/local/bin:/bin:/usr/bin:b:c:a"}
self.env = Env(self.stream, self.envdict)
def exportEnvironment(self):
"""
Export the environment in a structured way and parse the output.
"""
self.env.export('unknown')
n = {}
for line in self.stream.getvalue().splitlines():
if line.startswith('export '):
varset = line[len('export '):]
strkey, strval = varset.split("=", 1)
strval = strval.strip(";")
strval = eval(strval)
n[strkey] = strval
return n
def test_noPathReordering(self):
"""
Verify that the Env object doesn't destructively re-order paths.
"""
self.env.postPath("PATH", "y", "x")
newEnv = self.exportEnvironment()
self.assertEquals(newEnv['PATH'], self.envdict['PATH'] + ':y:x')
def test_twoVariables(self):
"""
Verify that more than one variable can be set at a time.
"""
self.env["HELLO_WORLD"] = "0"
self.env["GREETINGS_PROGRAM"] = "1"
newEnv = self.exportEnvironment()
self.assertEquals(newEnv, dict(HELLO_WORLD="0", GREETINGS_PROGRAM="1"))
