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Refactor parser: Avoid some assertion for StmtNode (pingcap#4705)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,50 @@ | ||
| // Copyright 2017 PingCAP, Inc. | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
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| package parser | ||
|
|
||
| import ( | ||
| "testing" | ||
| ) | ||
|
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| func BenchmarkSysbenchSelect(b *testing.B) { | ||
| parser := New() | ||
| sql := "SELECT pad FROM sbtest1 WHERE id=1;" | ||
| b.ResetTimer() | ||
| for i := 0; i < b.N; i++ { | ||
| _, err := parser.Parse(sql, "", "") | ||
| if err != nil { | ||
| b.Fatal(err) | ||
| } | ||
| } | ||
| b.ReportAllocs() | ||
| } | ||
|
|
||
| func BenchmarkParse(b *testing.B) { | ||
| var table = []string{ | ||
| "insert into t values (1), (2), (3)", | ||
| "insert into t values (4), (5), (6), (7)", | ||
| "select c from t where c > 2", | ||
| } | ||
| parser := New() | ||
| b.ResetTimer() | ||
| for i := 0; i < b.N; i++ { | ||
| for _, v := range table { | ||
| _, err := parser.Parse(v, "", "") | ||
| if err != nil { | ||
| b.Failed() | ||
| } | ||
| } | ||
| } | ||
| b.ReportAllocs() | ||
| } |
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