github.com/insionng/yougam@v0.0.0-20170714101924-2bc18d833463/libraries/pingcap/tidb/util/format/format_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 format
    15  
    16  import (
    17  	"bytes"
    18  	"io/ioutil"
    19  	"testing"
    20  
    21  	. "github.com/insionng/yougam/libraries/pingcap/check"
    22  	"github.com/insionng/yougam/libraries/pingcap/tidb/util/testleak"
    23  )
    24  
    25  func TestT(t *testing.T) {
    26  	TestingT(t)
    27  }
    28  
    29  var _ = Suite(&testFormatSuite{})
    30  
    31  type testFormatSuite struct {
    32  }
    33  
    34  func checkFormat(c *C, f Formatter, buf *bytes.Buffer, str, expect string) {
    35  	_, err := f.Format(str, 3)
    36  	c.Assert(err, IsNil)
    37  	b, err := ioutil.ReadAll(buf)
    38  	c.Assert(err, IsNil)
    39  	c.Assert(string(b), Equals, expect)
    40  }
    41  
    42  func (s *testFormatSuite) TestFormat(c *C) {
    43  	defer testleak.AfterTest(c)()
    44  	str := "abc%d%%e%i\nx\ny\n%uz\n"
    45  	buf := &bytes.Buffer{}
    46  	f := IndentFormatter(buf, "\t")
    47  	expect := `abc3%e
    48  	x
    49  	y
    50  z
    51  `
    52  	checkFormat(c, f, buf, str, expect)
    53  
    54  	str = "abc%d%%e%i\nx\ny\n%uz\n%i\n"
    55  	buf = &bytes.Buffer{}
    56  	f = FlatFormatter(buf)
    57  	expect = "abc3%e x y z\n "
    58  	checkFormat(c, f, buf, str, expect)
    59  }