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integration-tests/bats: sql-server.bats: Remove redundant max-connections behavior tests.
This commit is contained in:
Aaron Son
@@ -2115,167 +2115,3 @@ EOF
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[[ "$output" =~ "br3 | true" ]] || false
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[[ "$output" =~ "main | false" ]] || false
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}
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@test "sql-server: test --max-connections and --back-log flags" {
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cd repo1
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# 3 connections allowed, everything else immediate failure.
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start_sql_server_with_args --max-connections 3 --back-log 0
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# Start 3 long running connections.
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set +e # errors expected.
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pids=()
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for i in {1..3}; do
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dolt sql &
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pids+=($!)
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done
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# Give the first 3 connections time to start/connect
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sleep 5
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run dolt sql -q "select(1);"
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[ $status -ne 0 ]
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[[ "$output" =~ "bad connection" ]] || false
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# Kill all the running shells
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for pid in "${pids[@]}"; do
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kill -9 "$pid"
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done
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}
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@test "sql-server: test --max-connections 3 flag" {
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cd repo1
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dolt sql -q "CREATE TABLE test_table (
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id INT AUTO_INCREMENT PRIMARY KEY,
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str VARCHAR(20)
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);"
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dolt commit -A -m "create test_table"
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# 3 connections allowed, default back-log (50).
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start_sql_server_with_args --max-connections 3
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set +e # errors expected.
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# Start 3 long running connections.
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pids=()
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for i in {1..3}; do
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dolt sql &
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pids+=($!)
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done
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sleep 1 # give all connections a chance to start
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# These jobs will wait until there is a connection available. verify
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# by ensuring the inserts complete.
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dolt sql -q "insert into test_table (str) values ('test4223');" &
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second_to_last_pid=$!
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dolt sql -q "insert into test_table (str) values ('test9119');" &
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last_pid=$!
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sleep 1
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# Now have two jobs waiting for a connection.
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# Kill all the running shells
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for pid in "${pids[@]}"; do
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kill -9 "$pid"
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done
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wait "$second_to_last_pid"
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wait "$last_pid"
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run dolt sql -q "select * from test_table;"
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[ $status -eq 0 ]
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[[ "$output" =~ "test4223" ]] || false
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[[ "$output" =~ "test9119" ]] || false
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}
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@test "sql-server: test --max-connections 3 and --back-log 1 flags" {
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cd repo1
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dolt sql -q "CREATE TABLE test_table (
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id INT AUTO_INCREMENT PRIMARY KEY,
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str VARCHAR(20)
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);"
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dolt commit -A -m "create test_table"
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# 3 connections allowed, 1 connection in back-log.
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start_sql_server_with_args --max-connections 3 --back-log 1
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set +e # errors expected.
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# Start 3 long running connections.
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pids=()
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for i in {1..3}; do
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dolt sql &
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pids+=($!)
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done
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# This job will wait until there is a connection available. verify
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# by ensuring the insert completes.
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dolt sql -q "insert into test_table (str) values ('test4223');" &
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last_pid=$!
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sleep 1 # give all connections a chance to start
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# This operation should fail immediately.
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run dolt sql -q "insert into test_table (str) values ('testxxxx');"
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[ "$status" -ne 0 ]
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[[ "$stderr" =~ "bad connection" ]] || false
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# Kill all the running shells
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for pid in "${pids[@]}"; do
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kill -9 "$pid"
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done
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wait "$last_pid"
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run dolt sql -q "select * from test_table;"
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[ $status -eq 0 ]
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[[ "$output" =~ "test4223" ]] || false
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[[ ! "$output" =~ "testxxxx" ]] || false
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}
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# bats test_tags=no_lambda
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@test "sql-server: test --max-connections-timeout 15s and --max-connections 3 flags" {
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skiponwindows "mysql client required"
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cd repo1
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export PORT=$( definePORT )
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# Default is 60s, but I don't want to extend the test time for this.
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start_sql_server_with_args_no_port --max-connections-timeout=10s --max-connections=3 --back-log=10 --port=$PORT
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# For this test we use the mysql client, which doesn't retry connections, but also seems to exit early
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# if we don't give it a query. So we use a sleep to hang the three connections. These will be killed, so
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# they won't run the full 30s.
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pids=()
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for i in {1..3}; do
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mysql -h 127.0.0.1 -P $PORT -u root -D repo1 -e "select sleep(30)" &
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pids+=($!)
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done
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sleep 3
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# Attempt to connect with a fourth connection - should fail after 10s. `run` caused a lot of variance in the test
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# time, so we avoid using it here.
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start_time=$(date +%s)
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set +e
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mysql -h 127.0.0.1 -P $PORT -u root > $BATS_TMPDIR/mysql.out
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status=$?
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end_time=$(date +%s)
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[ $status -ne 0 ]
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# There is a high amount of variance in the time it takes to fail, so we just check that it is within a range
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# with a pretty high upper bound.
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elapsed_time=$((end_time - start_time))
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[[ $elapsed_time -lt 15 ]] || false
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[[ $elapsed_time -gt 9 ]] || false
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run cat $BATS_TMPDIR/mysql.out
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[[ "$output" =~ "Lost connection to MySQL server at 'reading initial communication packet'" ]] || false
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for pid in "${pids[@]}"; do
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kill "$pid" 2>/dev/null
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done
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}
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