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// Copyright 2018 PingCAP, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// See the License for the specific language governing permissions and
// limitations under the License.
package types
import (
"strconv"
. "github.com/pingcap/check"
"github.com/pingcap/errors"
)
var _ = Suite(&testTypeHelperSuite{})
type testTypeHelperSuite struct {
}
func (s *testTypeHelperSuite) TestStrToInt(c *C) {
c.Parallel()
tests := []struct {
input string
output string
err error
}{
{"9223372036854775806", "9223372036854775806", nil},
{"9223372036854775807", "9223372036854775807", nil},
{"9223372036854775808", "9223372036854775807", ErrBadNumber},
{"-9223372036854775807", "-9223372036854775807", nil},
{"-9223372036854775808", "-9223372036854775808", nil},
{"-9223372036854775809", "-9223372036854775808", ErrBadNumber},
}
for _, tt := range tests {
output, err := strToInt(tt.input)
c.Assert(errors.Cause(err), Equals, tt.err)
c.Check(strconv.FormatInt(output, 10), Equals, tt.output)
}
}
func (s *testTypeHelperSuite) TestTruncate(c *C) {
c.Parallel()
tests := []struct {
f float64
dec int
expected float64
}{
{123.45, 0, 123},
{123.45, 1, 123.4},
{123.45, 2, 123.45},
{123.45, 3, 123.450},
}
for _, tt := range tests {
res := Truncate(tt.f, tt.dec)
c.Assert(res, Equals, tt.expected)
}
}