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99 lines
2.4 KiB
99 lines
2.4 KiB
// Copyright 2015 PingCAP, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package types
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import (
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. "github.com/pingcap/check"
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"github.com/pingcap/parser/mysql"
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"github.com/pingcap/tidb/util/collate"
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"github.com/pingcap/tidb/util/testleak"
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)
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var _ = SerialSuites(&testEnumSuite{})
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type testEnumSuite struct {
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}
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func (s *testEnumSuite) TestEnum(c *C) {
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defer testleak.AfterTest(c)()
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collate.SetNewCollationEnabledForTest(true)
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defer collate.SetNewCollationEnabledForTest(false)
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tbl := []struct {
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Elems []string
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Name string
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Expected int
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}{
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{[]string{"a", "b"}, "a", 1},
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{[]string{"a"}, "b", 0},
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{[]string{"a"}, "1", 1},
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}
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citbl := []struct {
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Elems []string
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Name string
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Expected int
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}{
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{[]string{"a", "b"}, "A ", 1},
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{[]string{"a"}, "A", 1},
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{[]string{"a"}, "b", 0},
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{[]string{"啊"}, "啊", 1},
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{[]string{"a"}, "1", 1},
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}
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for _, t := range tbl {
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e, err := ParseEnumName(t.Elems, t.Name, mysql.DefaultCollationName)
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if t.Expected == 0 {
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c.Assert(err, NotNil)
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c.Assert(e.ToNumber(), Equals, float64(0))
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c.Assert(e.String(), Equals, "")
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continue
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}
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c.Assert(err, IsNil)
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c.Assert(e.String(), Equals, t.Elems[t.Expected-1])
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c.Assert(e.ToNumber(), Equals, float64(t.Expected))
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}
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for _, t := range citbl {
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e, err := ParseEnumName(t.Elems, t.Name, "utf8_general_ci")
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if t.Expected == 0 {
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c.Assert(err, NotNil)
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c.Assert(e.ToNumber(), Equals, float64(0))
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c.Assert(e.String(), Equals, "")
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continue
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}
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c.Assert(err, IsNil)
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c.Assert(e.String(), Equals, t.Elems[t.Expected-1])
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c.Assert(e.ToNumber(), Equals, float64(t.Expected))
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}
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tblNumber := []struct {
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Elems []string
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Number uint64
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Expected int
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}{
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{[]string{"a"}, 1, 1},
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{[]string{"a"}, 0, 0},
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}
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for _, t := range tblNumber {
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e, err := ParseEnumValue(t.Elems, t.Number)
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if t.Expected == 0 {
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c.Assert(err, NotNil)
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continue
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}
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c.Assert(err, IsNil)
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c.Assert(e.ToNumber(), Equals, float64(t.Expected))
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}
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}
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