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#!/usr/bin/python
import os
import shutil
import tempfile
import unittest
import logging
logging.basicConfig(level=logging.DEBUG)
from CommandNotFound.db.creator import DbCreator
from CommandNotFound.db.db import SqliteDatabase
mock_commands_bionic_backports = """suite: bionic-backports
component: main
arch: all
name: bsdutils
version: 99.0
commands: script,wall,new-stuff-only-in-backports
"""
mock_commands_bionic_proposed = """suite: bionic-proposed
component: main
arch: all
name: bsdutils
version: 2.0
commands: script,wall
"""
mock_commands_bionic = """suite: bionic
component: main
arch: all
name: bsdutils
version: 1.0
commands: script,wall,removed-in-version-2.0
name: bzr1
version: 1.0
commands: bzr
name: bzr2
version: 2.7
commands: bzr
name: aaa-openjre-7
version: 7
commands: java
name: default-jre
version: 8
priority-bonus: 5
commands: java
name: python2.7-minimal
visible-pkgname: python2.7
version: 2.7
commands: python2.7
name: foo
version: 3.0
commands: foo-cmd,ignore-me
ignore-commands: ignore-me
"""
mock_commands_bionic_universe = """suite: bionic
component: universe
arch: all
name: bzr-tng
version: 3.0
commands: bzr
"""
class DbTestCase(unittest.TestCase):
def setUp(self):
self.tmpdir = tempfile.mkdtemp()
def tearDown(self):
shutil.rmtree(self.tmpdir)
def make_mock_commands_file(self, suite, content):
path = os.path.join(self.tmpdir, "var", "lib", "apt", "lists", "archive.ubuntu.com_ubuntu_dists_%s_Commands-all" % suite)
try:
os.makedirs(os.path.dirname(path))
except OSError:
pass
with open(path, "w") as fp:
fp.write(content)
return path
def test_create_trivial_db(self):
mock_commands_file = self.make_mock_commands_file(
"bionic_main", mock_commands_bionic)
cre = DbCreator([mock_commands_file])
dbpath = os.path.join(self.tmpdir, "test.db")
cre.create(dbpath)
# validate content
db = SqliteDatabase(dbpath)
self.assertEqual(
db.lookup("wall"), [("bsdutils", "1.0", "main")])
self.assertEqual(
db.lookup("removed-in-version-2.0"), [("bsdutils", "1.0", "main")])
def test_create_multiple_dbs(self):
mock_commands_1 = self.make_mock_commands_file(
"bionic_main", mock_commands_bionic)
mock_commands_2 = self.make_mock_commands_file(
"bionic-proposed_main", mock_commands_bionic_proposed)
cre = DbCreator([mock_commands_1, mock_commands_2])
dbpath = os.path.join(self.tmpdir, "test.db")
cre.create(dbpath)
# validate content
db = SqliteDatabase(dbpath)
# newer version 2.0 ovrride older version 1.0
self.assertEqual(
db.lookup("wall"), [("bsdutils", "2.0", "main")])
# binaries from older versions do not linger around
self.assertEqual(
db.lookup("removed-in-version-2.0"), [])
# versions only from a single file are available
self.assertEqual(
db.lookup("bzr"), [
("bzr1", "1.0", "main"),
("bzr2", "2.7", "main"),
])
def test_create_backports_excluded_dbs(self):
mock_commands_1 = self.make_mock_commands_file(
"bionic_main", mock_commands_bionic)
mock_commands_2 = self.make_mock_commands_file(
"bionic-backports_main", mock_commands_bionic_backports)
cre = DbCreator([mock_commands_1, mock_commands_2])
dbpath = os.path.join(self.tmpdir, "test.db")
cre.create(dbpath)
# validate content
db = SqliteDatabase(dbpath)
self.assertEqual(
db.lookup("wall"), [("bsdutils", "1.0", "main")])
self.assertEqual(
db.lookup("new-stuff-only-in-backports"), [])
def test_create_no_versions_does_not_crash(self):
mock_commands = self.make_mock_commands_file(
"bionic_main", mock_commands_bionic.replace("version: 1.0\n", ""))
cre = DbCreator([mock_commands])
dbpath = os.path.join(self.tmpdir, "test.db")
cre.create(dbpath)
# validate content
db = SqliteDatabase(dbpath)
self.assertEqual(
db.lookup("wall"), [("bsdutils", "", "main")])
def test_create_priorities_work(self):
mock_commands_1 = self.make_mock_commands_file(
"bionic_main", mock_commands_bionic)
mock_commands_2 = self.make_mock_commands_file(
"bionic_universe", mock_commands_bionic_universe)
self.assertNotEqual(mock_commands_1, mock_commands_2)
cre = DbCreator([mock_commands_1, mock_commands_2])
dbpath = os.path.join(self.tmpdir, "test.db")
cre.create(dbpath)
# validate content
db = SqliteDatabase(dbpath)
for i in range(100):
# ensure that we always sort "main" before universe"
# and that the same component is sorted alphabetically
self.assertEqual(
db.lookup("bzr"), [
("bzr1", "1.0", "main"),
("bzr2", "2.7", "main"),
("bzr-tng", "3.0", "universe"),
])
def test_priorities_bonus_works(self):
mock_commands_1 = self.make_mock_commands_file(
"bionic_main", mock_commands_bionic)
cre = DbCreator([mock_commands_1])
dbpath = os.path.join(self.tmpdir, "test.db")
cre.create(dbpath)
# validate content
db = SqliteDatabase(dbpath)
for i in range(100):
self.assertEqual(
db.lookup("java"), [
("default-jre", "8", "main"),
("aaa-openjre-7", "7", "main"),
])
def test_visible_pkgname_works(self):
mock_commands_1 = self.make_mock_commands_file(
"bionic_main", mock_commands_bionic)
cre = DbCreator([mock_commands_1])
dbpath = os.path.join(self.tmpdir, "test.db")
cre.create(dbpath)
# validate content
db = SqliteDatabase(dbpath)
for i in range(100):
self.assertEqual(
db.lookup("python2.7"), [("python2.7", "2.7", "main")])
def test_create_multiple_no_unneeded_creates(self):
mock_commands_1 = self.make_mock_commands_file(
"bionic_main", mock_commands_bionic)
mock_commands_2 = self.make_mock_commands_file(
"bionic-proposed_main", mock_commands_bionic_proposed)
cre = DbCreator([mock_commands_1, mock_commands_2])
dbpath = os.path.join(self.tmpdir, "test.db")
cre.create(dbpath)
# ensure the metadata file was created
self.assertTrue(os.path.exists(dbpath+".metadata"))
# ensure the caching works and the db is not created twice
st = os.stat(dbpath)
cre.create(dbpath)
self.assertEqual(st.st_mtime, os.stat(dbpath).st_mtime)
def test_create_honors_ignore_comamnds(self):
mock_commands_file = self.make_mock_commands_file(
"bionic_main", mock_commands_bionic)
cre = DbCreator([mock_commands_file])
dbpath = os.path.join(self.tmpdir, "test.db")
cre.create(dbpath)
# validate content
db = SqliteDatabase(dbpath)
# ignore-commands is correctly handled
self.assertEqual(
db.lookup("foo-cmd"), [("foo", "3.0", "main")])
self.assertEqual(db.lookup("igore-me"), [])
|
