[pgpool-committers: 9182] pgpool: Test: enhance regression 001.load_balance.

[Tatsuo Ishii]

Test: enhance regression 001.load_balance.

Branch
------
master

Details
-------
https://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=f8c3d7b49a1c6496eca2203e95248b86c204bbfa

Modified Files
--------------
.../tests/001.load_balance/expected/expected1-r    | 10 +--
.../tests/001.load_balance/expected/expected1-s    | 10 +--
.../tests/001.load_balance/expected/expected2-r    |  4 +-
.../tests/001.load_balance/expected/expected2-s    |  4 +-
.../tests/001.load_balance/expected/expected4-r    |  2 -
.../tests/001.load_balance/expected/expected5-r    |  2 +-
.../tests/001.load_balance/expected/expected7-r    | 99 ++++++++++++++++++++++
.../tests/001.load_balance/expected/expected7-s    | 88 +++++++++++++++++++
.../tests/001.load_balance/expected/expected8-s    | 88 +++++++++++++++++++
.../regression/tests/001.load_balance/sql/7.sql    | 30 +++++++
src/test/regression/tests/001.load_balance/test.sh | 61 +++++++++++--
11 files changed, 370 insertions(+), 28 deletions(-)