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import unittest
import os
import re
import bb.tinfoil
from oeqa.selftest.base import oeSelfTest
from oeqa.utils.commands import runCmd, get_bb_var
from oeqa.utils.decorators import testcase
class TinfoilTests(oeSelfTest):
""" Basic tests for the tinfoil API """
def test_getvar(self):
with bb.tinfoil.Tinfoil() as tinfoil:
tinfoil.prepare(True)
machine = tinfoil.config_data.getVar('MACHINE', True)
if not machine:
self.fail('Unable to get MACHINE value - returned %s' % machine)
def test_expand(self):
with bb.tinfoil.Tinfoil() as tinfoil:
tinfoil.prepare(True)
expr = '${@os.getpid()}'
pid = tinfoil.config_data.expand(expr)
if not pid:
self.fail('Unable to expand "%s" - returned %s' % (expr, pid))
def test_getvar_bb_origenv(self):
with bb.tinfoil.Tinfoil() as tinfoil:
tinfoil.prepare(True)
origenv = tinfoil.config_data.getVar('BB_ORIGENV', False)
if not origenv:
self.fail('Unable to get BB_ORIGENV value - returned %s' % origenv)
self.assertEqual(origenv.getVar('HOME', False), os.environ['HOME'])
def test_parse_recipe(self):
with bb.tinfoil.Tinfoil() as tinfoil:
tinfoil.prepare(config_only=False, quiet=2)
testrecipe = 'mdadm'
best = tinfoil.find_best_provider(testrecipe)
if not best:
self.fail('Unable to find recipe providing %s' % testrecipe)
rd = tinfoil.parse_recipe_file(best[3])
self.assertEqual(testrecipe, rd.getVar('PN', True))
def test_parse_recipe_copy_expand(self):
with bb.tinfoil.Tinfoil() as tinfoil:
tinfoil.prepare(config_only=False, quiet=2)
testrecipe = 'mdadm'
best = tinfoil.find_best_provider(testrecipe)
if not best:
self.fail('Unable to find recipe providing %s' % testrecipe)
rd = tinfoil.parse_recipe_file(best[3])
# Check we can get variable values
self.assertEqual(testrecipe, rd.getVar('PN', True))
# Check that expanding a value that includes a variable reference works
self.assertEqual(testrecipe, rd.getVar('BPN', True))
# Now check that changing the referenced variable's value in a copy gives that
# value when expanding
localdata = bb.data.createCopy(rd)
localdata.setVar('PN', 'hello')
self.assertEqual('hello', localdata.getVar('BPN', True))
def test_parse_recipe_initial_datastore(self):
with bb.tinfoil.Tinfoil() as tinfoil:
tinfoil.prepare(config_only=False, quiet=2)
testrecipe = 'mdadm'
best = tinfoil.find_best_provider(testrecipe)
if not best:
self.fail('Unable to find recipe providing %s' % testrecipe)
dcopy = bb.data.createCopy(tinfoil.config_data)
dcopy.setVar('MYVARIABLE', 'somevalue')
rd = tinfoil.parse_recipe_file(best[3], config_data=dcopy)
# Check we can get variable values
self.assertEqual('somevalue', rd.getVar('MYVARIABLE', True))
def test_list_recipes(self):
with bb.tinfoil.Tinfoil() as tinfoil:
tinfoil.prepare(config_only=False, quiet=2)
# Check pkg_pn
checkpns = ['tar', 'automake', 'coreutils', 'm4-native', 'nativesdk-gcc']
pkg_pn = tinfoil.cooker.recipecaches[''].pkg_pn
for pn in checkpns:
self.assertIn(pn, pkg_pn)
# Check pkg_fn
checkfns = {'nativesdk-gcc': '^virtual:nativesdk:.*', 'coreutils': '.*/coreutils_.*.bb'}
for fn, pn in tinfoil.cooker.recipecaches[''].pkg_fn.items():
if pn in checkpns:
if pn in checkfns:
self.assertTrue(re.match(checkfns[pn], fn), 'Entry for %s: %s did not match %s' % (pn, fn, checkfns[pn]))
checkpns.remove(pn)
if checkpns:
self.fail('Unable to find pkg_fn entries for: %s' % ', '.join(checkpns))
def test_wait_event(self):
with bb.tinfoil.Tinfoil() as tinfoil:
tinfoil.prepare(config_only=True)
# Need to drain events otherwise events that will be masked will still be in the queue
while tinfoil.wait_event(0.25):
pass
tinfoil.set_event_mask(['bb.event.FilesMatchingFound', 'bb.command.CommandCompleted'])
pattern = 'conf'
res = tinfoil.run_command('findFilesMatchingInDir', pattern, 'conf/machine')
self.assertTrue(res)
eventreceived = False
waitcount = 5
while waitcount > 0:
event = tinfoil.wait_event(1)
if event:
if isinstance(event, bb.command.CommandCompleted):
break
elif isinstance(event, bb.event.FilesMatchingFound):
self.assertEqual(pattern, event._pattern)
self.assertIn('qemuarm.conf', event._matches)
eventreceived = True
else:
self.fail('Unexpected event: %s' % event)
waitcount = waitcount - 1
self.assertNotEqual(waitcount, 0, 'Timed out waiting for CommandCompleted event from bitbake server')
self.assertTrue(eventreceived, 'Did not receive FilesMatchingFound event from bitbake server')
def test_setvariable_clean(self):
# First check that setVariable affects the datastore
with bb.tinfoil.Tinfoil() as tinfoil:
tinfoil.prepare(config_only=True)
tinfoil.run_command('setVariable', 'TESTVAR', 'specialvalue')
self.assertEqual(tinfoil.config_data.getVar('TESTVAR', True), 'specialvalue', 'Value set using setVariable is not reflected in client-side getVar()')
# Now check that the setVariable's effects are no longer present
# (this may legitimately break in future if we stop reinitialising
# the datastore, in which case we'll have to reconsider use of
# setVariable entirely)
with bb.tinfoil.Tinfoil() as tinfoil:
tinfoil.prepare(config_only=True)
self.assertNotEqual(tinfoil.config_data.getVar('TESTVAR', True), 'specialvalue', 'Value set using setVariable is still present!')
# Now check that setVar on the main datastore works (uses setVariable internally)
with bb.tinfoil.Tinfoil() as tinfoil:
tinfoil.prepare(config_only=True)
tinfoil.config_data.setVar('TESTVAR', 'specialvalue')
value = tinfoil.run_command('getVariable', 'TESTVAR')
self.assertEqual(value, 'specialvalue', 'Value set using config_data.setVar() is not reflected in config_data.getVar()')
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