github.com/XiaoMi/Gaea@v1.2.5/parser/opcode/opcode_test.go (about)

     1  // Copyright 2015 PingCAP, Inc.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // See the License for the specific language governing permissions and
    12  // limitations under the License.
    13  
    14  package opcode
    15  
    16  import (
    17  	"bytes"
    18  	"testing"
    19  )
    20  
    21  func TestT(t *testing.T) {
    22  	op := Plus
    23  	if op.String() != "plus" {
    24  		t.Fatalf("invalid op code")
    25  	}
    26  
    27  	if len(Ops) != len(opsLiteral) {
    28  		t.Error("inconsistent count ops and opsliteral")
    29  	}
    30  	var buf bytes.Buffer
    31  	for op := range Ops {
    32  		op.Format(&buf)
    33  		if buf.String() != opsLiteral[op] {
    34  			t.Error("format op fail", op)
    35  		}
    36  		buf.Reset()
    37  	}
    38  
    39  	// Test invalid opcode
    40  	defer func() {
    41  		recover()
    42  	}()
    43  
    44  	op = 0
    45  	s := op.String()
    46  	if len(s) > 0 {
    47  		t.Fail()
    48  	}
    49  }