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// Copyright 2013 Canonical Ltd.
// Licensed under the LGPLv3, see LICENCE file for details.
package checkers
import (
"fmt"
"reflect"
gc "gopkg.in/check.v1"
)
// GreaterThan checker
type greaterThanChecker struct {
*gc.CheckerInfo
}
var GreaterThan gc.Checker = &greaterThanChecker{
&gc.CheckerInfo{Name: "GreaterThan", Params: []string{"obtained", "expected"}},
}
func (checker *greaterThanChecker) Check(params []interface{}, names []string) (result bool, error string) {
defer func() {
if v := recover(); v != nil {
result = false
error = fmt.Sprint(v)
}
}()
p0value := reflect.ValueOf(params[0])
p1value := reflect.ValueOf(params[1])
switch p0value.Kind() {
case reflect.Int,
reflect.Int8,
reflect.Int16,
reflect.Int32,
reflect.Int64:
return p0value.Int() > p1value.Int(), ""
case reflect.Uint,
reflect.Uint8,
reflect.Uint16,
reflect.Uint32,
reflect.Uint64:
return p0value.Uint() > p1value.Uint(), ""
case reflect.Float32,
reflect.Float64:
return p0value.Float() > p1value.Float(), ""
default:
}
return false, fmt.Sprintf("obtained value %s:%#v not supported", p0value.Kind(), params[0])
}
// LessThan checker
type lessThanChecker struct {
*gc.CheckerInfo
}
var LessThan gc.Checker = &lessThanChecker{
&gc.CheckerInfo{Name: "LessThan", Params: []string{"obtained", "expected"}},
}
func (checker *lessThanChecker) Check(params []interface{}, names []string) (result bool, error string) {
defer func() {
if v := recover(); v != nil {
result = false
error = fmt.Sprint(v)
}
}()
p0value := reflect.ValueOf(params[0])
p1value := reflect.ValueOf(params[1])
switch p0value.Kind() {
case reflect.Int,
reflect.Int8,
reflect.Int16,
reflect.Int32,
reflect.Int64:
return p0value.Int() < p1value.Int(), ""
case reflect.Uint,
reflect.Uint8,
reflect.Uint16,
reflect.Uint32,
reflect.Uint64:
return p0value.Uint() < p1value.Uint(), ""
case reflect.Float32,
reflect.Float64:
return p0value.Float() < p1value.Float(), ""
default:
}
return false, fmt.Sprintf("obtained value %s:%#v not supported", p0value.Kind(), params[0])
}
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