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#
# SPDX-License-Identifier: MIT
#
import os
from oeqa.selftest.case import OESelftestTestCase
import tempfile
from oeqa.utils.commands import get_bb_var
class TestBlobParsing(OESelftestTestCase):
def setUp(self):
import time
self.repo_path = tempfile.mkdtemp(prefix='selftest-buildhistory',
dir=get_bb_var('TOPDIR'))
try:
from git import Repo
self.repo = Repo.init(self.repo_path)
except ImportError:
self.skipTest('Python module GitPython is not present')
self.test_file = "test"
self.var_map = {}
def tearDown(self):
import shutil
shutil.rmtree(self.repo_path)
def commit_vars(self, to_add={}, to_remove = [], msg="A commit message"):
if len(to_add) == 0 and len(to_remove) == 0:
return
for k in to_remove:
self.var_map.pop(x,None)
for k in to_add:
self.var_map[k] = to_add[k]
with open(os.path.join(self.repo_path, self.test_file), 'w') as repo_file:
for k in self.var_map:
repo_file.write("%s = %s\n" % (k, self.var_map[k]))
self.repo.git.add("--all")
self.repo.git.commit(message=msg)
def test_blob_to_dict(self):
"""
Test conversion of git blobs to dictionary
"""
from oe.buildhistory_analysis import blob_to_dict
valuesmap = { "foo" : "1", "bar" : "2" }
self.commit_vars(to_add = valuesmap)
blob = self.repo.head.commit.tree.blobs[0]
self.assertEqual(valuesmap, blob_to_dict(blob),
"commit was not translated correctly to dictionary")
def test_compare_dict_blobs(self):
"""
Test comparisson of dictionaries extracted from git blobs
"""
from oe.buildhistory_analysis import compare_dict_blobs
changesmap = { "foo-2" : ("2", "8"), "bar" : ("","4"), "bar-2" : ("","5")}
self.commit_vars(to_add = { "foo" : "1", "foo-2" : "2", "foo-3" : "3" })
blob1 = self.repo.heads.master.commit.tree.blobs[0]
self.commit_vars(to_add = { "foo-2" : "8", "bar" : "4", "bar-2" : "5" })
blob2 = self.repo.heads.master.commit.tree.blobs[0]
change_records = compare_dict_blobs(os.path.join(self.repo_path, self.test_file),
blob1, blob2, False, False)
var_changes = { x.fieldname : (x.oldvalue, x.newvalue) for x in change_records}
self.assertEqual(changesmap, var_changes, "Changes not reported correctly")
def test_compare_dict_blobs_default(self):
"""
Test default values for comparisson of git blob dictionaries
"""
from oe.buildhistory_analysis import compare_dict_blobs
defaultmap = { x : ("default", "1") for x in ["PKG", "PKGE", "PKGV", "PKGR"]}
self.commit_vars(to_add = { "foo" : "1" })
blob1 = self.repo.heads.master.commit.tree.blobs[0]
self.commit_vars(to_add = { "PKG" : "1", "PKGE" : "1", "PKGV" : "1", "PKGR" : "1" })
blob2 = self.repo.heads.master.commit.tree.blobs[0]
change_records = compare_dict_blobs(os.path.join(self.repo_path, self.test_file),
blob1, blob2, False, False)
var_changes = {}
for x in change_records:
oldvalue = "default" if ("default" in x.oldvalue) else x.oldvalue
var_changes[x.fieldname] = (oldvalue, x.newvalue)
self.assertEqual(defaultmap, var_changes, "Defaults not set properly")
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