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import copy
import os
import sys
import db_utils as dbutils
import fixture_utils as fixutils
import pexpect
import tempfile
import shutil
import signal
from steps import wrappers
def before_all(context):
"""Set env parameters."""
env_old = copy.deepcopy(dict(os.environ))
os.environ["LINES"] = "100"
os.environ["COLUMNS"] = "100"
os.environ["PAGER"] = "cat"
os.environ["EDITOR"] = "ex"
os.environ["VISUAL"] = "ex"
os.environ["PROMPT_TOOLKIT_NO_CPR"] = "1"
context.package_root = os.path.abspath(
os.path.dirname(os.path.dirname(os.path.dirname(__file__)))
)
fixture_dir = os.path.join(context.package_root, "tests/features/fixture_data")
print("package root:", context.package_root)
print("fixture dir:", fixture_dir)
os.environ["COVERAGE_PROCESS_START"] = os.path.join(
context.package_root, ".coveragerc"
)
context.exit_sent = False
vi = "_".join([str(x) for x in sys.version_info[:3]])
db_name = context.config.userdata.get("pg_test_db", "pgcli_behave_tests")
db_name_full = f"{db_name}_{vi}"
# Store get params from config.
context.conf = {
"host": context.config.userdata.get(
"pg_test_host", os.getenv("PGHOST", "localhost")
),
"user": context.config.userdata.get(
"pg_test_user", os.getenv("PGUSER", "postgres")
),
"pass": context.config.userdata.get(
"pg_test_pass", os.getenv("PGPASSWORD", None)
),
"port": context.config.userdata.get(
"pg_test_port", os.getenv("PGPORT", "5432")
),
"cli_command": (
context.config.userdata.get("pg_cli_command", None)
or '{python} -c "{startup}"'.format(
python=sys.executable,
startup="; ".join(
[
"import coverage",
"coverage.process_startup()",
"import pgcli.main",
"pgcli.main.cli(auto_envvar_prefix='BEHAVE')",
]
),
)
),
"dbname": db_name_full,
"dbname_tmp": db_name_full + "_tmp",
"vi": vi,
"pager_boundary": "---boundary---",
}
os.environ["PAGER"] = "{0} {1} {2}".format(
sys.executable,
os.path.join(context.package_root, "tests/features/wrappager.py"),
context.conf["pager_boundary"],
)
# Store old env vars.
context.pgenv = {
"PGDATABASE": os.environ.get("PGDATABASE", None),
"PGUSER": os.environ.get("PGUSER", None),
"PGHOST": os.environ.get("PGHOST", None),
"PGPASSWORD": os.environ.get("PGPASSWORD", None),
"PGPORT": os.environ.get("PGPORT", None),
"XDG_CONFIG_HOME": os.environ.get("XDG_CONFIG_HOME", None),
"PGSERVICEFILE": os.environ.get("PGSERVICEFILE", None),
}
# Set new env vars.
os.environ["PGDATABASE"] = context.conf["dbname"]
os.environ["PGUSER"] = context.conf["user"]
os.environ["PGHOST"] = context.conf["host"]
os.environ["PGPORT"] = context.conf["port"]
os.environ["PGSERVICEFILE"] = os.path.join(fixture_dir, "mock_pg_service.conf")
if context.conf["pass"]:
os.environ["PGPASSWORD"] = context.conf["pass"]
else:
if "PGPASSWORD" in os.environ:
del os.environ["PGPASSWORD"]
os.environ["BEHAVE_WARN"] = "moderate"
context.cn = dbutils.create_db(
context.conf["host"],
context.conf["user"],
context.conf["pass"],
context.conf["dbname"],
context.conf["port"],
)
context.pgbouncer_available = dbutils.pgbouncer_available(
hostname=context.conf["host"],
password=context.conf["pass"],
username=context.conf["user"],
)
context.fixture_data = fixutils.read_fixture_files()
# use temporary directory as config home
context.env_config_home = tempfile.mkdtemp(prefix="pgcli_home_")
os.environ["XDG_CONFIG_HOME"] = context.env_config_home
show_env_changes(env_old, dict(os.environ))
def show_env_changes(env_old, env_new):
"""Print out all test-specific env values."""
print("--- os.environ changed values: ---")
all_keys = env_old.keys() | env_new.keys()
for k in sorted(all_keys):
old_value = env_old.get(k, "")
new_value = env_new.get(k, "")
if new_value and old_value != new_value:
print(f'{k}="{new_value}"')
print("-" * 20)
def after_all(context):
"""
Unset env parameters.
"""
dbutils.close_cn(context.cn)
dbutils.drop_db(
context.conf["host"],
context.conf["user"],
context.conf["pass"],
context.conf["dbname"],
context.conf["port"],
)
# Remove temp config directory
shutil.rmtree(context.env_config_home)
# Restore env vars.
for k, v in context.pgenv.items():
if k in os.environ and v is None:
del os.environ[k]
elif v:
os.environ[k] = v
def before_step(context, _):
context.atprompt = False
def before_scenario(context, scenario):
if scenario.name == "list databases":
# not using the cli for that
return
currentdb = None
if "pgbouncer" in scenario.feature.tags:
if context.pgbouncer_available:
os.environ["PGDATABASE"] = "pgbouncer"
os.environ["PGPORT"] = "6432"
currentdb = "pgbouncer"
else:
scenario.skip()
else:
# set env vars back to normal test database
os.environ["PGDATABASE"] = context.conf["dbname"]
os.environ["PGPORT"] = context.conf["port"]
wrappers.run_cli(context, currentdb=currentdb)
wrappers.wait_prompt(context)
def after_scenario(context, scenario):
"""Cleans up after each scenario completes."""
if hasattr(context, "cli") and context.cli and not context.exit_sent:
# Quit nicely.
if not getattr(context, "atprompt", False):
dbname = context.currentdb
context.cli.expect_exact(f"{dbname}>", timeout=5)
try:
context.cli.sendcontrol("c")
context.cli.sendcontrol("d")
except Exception as x:
print("Failed cleanup after scenario:")
print(x)
try:
context.cli.expect_exact(pexpect.EOF, timeout=5)
except pexpect.TIMEOUT:
print(f"--- after_scenario {scenario.name}: kill cli")
context.cli.kill(signal.SIGKILL)
if hasattr(context, "tmpfile_sql_help") and context.tmpfile_sql_help:
context.tmpfile_sql_help.close()
context.tmpfile_sql_help = None
# # TODO: uncomment to debug a failure
# def after_step(context, step):
# if step.status == "failed":
# import pdb; pdb.set_trace()
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