42 lines
976 B
Go
42 lines
976 B
Go
// 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 expression
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import (
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. "github.com/pingcap/check"
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)
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var _ = Suite(&testValueSuite{})
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type testValueSuite struct {
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}
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func (s *testValueSuite) TestValue(c *C) {
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e := Value{nil}
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c.Assert(e.IsStatic(), IsTrue)
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c.Assert(e.String(), Equals, "NULL")
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c.Assert(e.Clone(), NotNil)
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v, err := e.Eval(nil, nil)
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c.Assert(err, IsNil)
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c.Assert(v, IsNil)
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e.Val = "1"
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c.Assert(e.String(), Equals, "\"1\"")
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e.Val = 1
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c.Assert(e.String(), Equals, "1")
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}
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