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bitbake: tests/utils: add tests for bb.utils.get_referenced_vars

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(Bitbake rev: 346e74e5d751aadf7881de70b5ab6670dfc463ce)

Signed-off-by: Chris Laplante <chris.laplante@agilent.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Chris Laplante via bitbake-devel 2020-01-17 14:39:55 -05:00 committed by Richard Purdie
parent d5b3b76a71
commit 0b9b850537
1 changed files with 44 additions and 0 deletions
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44
bitbake/lib/bb/tests/utils.py
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@ -622,3 +622,47 @@ BBLAYERS += "/home/user/otherpath/layer6"
['/home/user/otherpath/layer6', '/home/user/path/layer3'], ['/home/user/path/layer1', '/home/user/path/layer4', '/home/user/path/layer7'],
['/home/user/path/layer3'],
['/home/user/path/layer7'])
class GetReferencedVars(unittest.TestCase):
def setUp(self):
self.d = bb.data.init()
def check_referenced(self, expression, expected_layers):
vars = bb.utils.get_referenced_vars(expression, self.d)
# Do the easy check first - is every variable accounted for?
expected_vars = set.union(set(), *expected_layers)
got_vars = set(vars)
self.assertSetEqual(got_vars, expected_vars)
# Now test the order of the layers
start = 0
for i, expected_layer in enumerate(expected_layers):
got_layer = set(vars[start:len(expected_layer)+start])
start += len(expected_layer)
self.assertSetEqual(got_layer, expected_layer)
def test_no_vars(self):
self.check_referenced("", [])
self.check_referenced(" ", [])
self.check_referenced(" no vars here! ", [])
def test_single_layer(self):
self.check_referenced("${VAR}", [{"VAR"}])
self.check_referenced("${VAR} ${VAR}", [{"VAR"}])
def test_two_layer(self):
self.d.setVar("VAR", "${B}")
self.check_referenced("${VAR}", [{"VAR"}, {"B"}])
self.check_referenced("${@d.getVar('VAR')}", [{"VAR"}, {"B"}])
def test_more_complicated(self):
self.d["SRC_URI"] = "${QT_GIT}/${QT_MODULE}.git;name=${QT_MODULE};${QT_MODULE_BRANCH_PARAM};protocol=${QT_GIT_PROTOCOL}"
self.d["QT_GIT"] = "git://code.qt.io/${QT_GIT_PROJECT}"
self.d["QT_MODULE_BRANCH_PARAM"] = "branch=${QT_MODULE_BRANCH}"
self.d["QT_MODULE"] = "${BPN}"
self.d["BPN"] = "something to do with ${PN} and ${SPECIAL_PKGSUFFIX}"
layers = [{"SRC_URI"}, {"QT_GIT", "QT_MODULE", "QT_MODULE_BRANCH_PARAM", "QT_GIT_PROTOCOL"}, {"QT_GIT_PROJECT", "QT_MODULE_BRANCH", "BPN"}, {"PN", "SPECIAL_PKGSUFFIX"}]
self.check_referenced("${SRC_URI}", layers)