github.com/insionng/yougam@v0.0.0-20170714101924-2bc18d833463/libraries/pingcap/tidb/util/charset/charset_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 charset
    15  
    16  import (
    17  	"testing"
    18  
    19  	. "github.com/insionng/yougam/libraries/pingcap/check"
    20  	"github.com/insionng/yougam/libraries/pingcap/tidb/util/testleak"
    21  )
    22  
    23  func TestT(t *testing.T) {
    24  	TestingT(t)
    25  }
    26  
    27  var _ = Suite(&testCharsetSuite{})
    28  
    29  type testCharsetSuite struct {
    30  }
    31  
    32  func testValidCharset(c *C, charset string, collation string, expect bool) {
    33  	b := ValidCharsetAndCollation(charset, collation)
    34  	c.Assert(b, Equals, expect)
    35  }
    36  
    37  func (s *testCharsetSuite) TestValidCharset(c *C) {
    38  	defer testleak.AfterTest(c)()
    39  	tbl := []struct {
    40  		cs   string
    41  		co   string
    42  		succ bool
    43  	}{
    44  		{"utf8", "utf8_general_ci", true},
    45  		{"", "utf8_general_ci", true},
    46  		{"latin1", "", true},
    47  		{"utf8", "utf8_invalid_ci", false},
    48  		{"gb2312", "gb2312_chinese_ci", false},
    49  	}
    50  	for _, t := range tbl {
    51  		testValidCharset(c, t.cs, t.co, t.succ)
    52  	}
    53  }
    54  
    55  func (s *testCharsetSuite) TestGetAllCharsets(c *C) {
    56  	defer testleak.AfterTest(c)()
    57  	charset := &Charset{"test", nil, nil, "Test", 5}
    58  	charsetInfos = append(charsetInfos, charset)
    59  	descs := GetAllCharsets()
    60  	c.Assert(len(descs), Equals, len(charsetInfos)-1)
    61  }
    62  
    63  func testGetDefaultCollation(c *C, charset string, expectCollation string, succ bool) {
    64  	b, err := GetDefaultCollation(charset)
    65  	if !succ {
    66  		c.Assert(err, NotNil)
    67  		return
    68  	}
    69  	c.Assert(b, Equals, expectCollation)
    70  }
    71  
    72  func (s *testCharsetSuite) TestGetDefaultCollation(c *C) {
    73  	defer testleak.AfterTest(c)()
    74  	tbl := []struct {
    75  		cs   string
    76  		co   string
    77  		succ bool
    78  	}{
    79  		{"utf8", "utf8_general_ci", true},
    80  		{"latin1", "latin1_swedish_ci", true},
    81  		{"invalid_cs", "", false},
    82  		{"", "utf8_general_ci", false},
    83  	}
    84  	for _, t := range tbl {
    85  		testGetDefaultCollation(c, t.cs, t.co, t.succ)
    86  	}
    87  }