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|
package shakers
import (
"reflect"
"time"
"github.com/go-check/check"
)
// As a commodity, we bring all check.Checker variables into the current namespace to avoid having
// to think about check.X versus checker.X.
var (
DeepEquals = check.DeepEquals
ErrorMatches = check.ErrorMatches
FitsTypeOf = check.FitsTypeOf
HasLen = check.HasLen
Implements = check.Implements
IsNil = check.IsNil
Matches = check.Matches
Not = check.Not
NotNil = check.NotNil
PanicMatches = check.PanicMatches
Panics = check.Panics
)
// Equaler is an interface implemented if the type has a Equal method.
// This is used to compare struct using shakers.Equals.
type Equaler interface {
Equal(Equaler) bool
}
// Equals checker verifies the obtained value is equal to the specified one.
// It's is smart in a wait that it supports several *types* (built-in, Equaler,
// time.Time)
//
// c.Assert(myStruct, Equals, aStruct, check.Commentf("bouuuhh"))
// c.Assert(myTime, Equals, aTime, check.Commentf("bouuuhh"))
//
var Equals check.Checker = &equalChecker{
&check.CheckerInfo{
Name: "Equals",
Params: []string{"obtained", "expected"},
},
}
type equalChecker struct {
*check.CheckerInfo
}
func (checker *equalChecker) Check(params []interface{}, names []string) (bool, string) {
return isEqual(params[0], params[1])
}
func isEqual(obtained, expected interface{}) (bool, string) {
switch obtained.(type) {
case time.Time:
return timeEquals(obtained, expected)
case Equaler:
return equalerEquals(obtained, expected)
default:
if reflect.TypeOf(obtained) != reflect.TypeOf(expected) {
return false, "obtained value and expected value have not the same type."
}
return obtained == expected, ""
}
}
func equalerEquals(obtained, expected interface{}) (bool, string) {
expectedEqualer, ok := expected.(Equaler)
if !ok {
return false, "expected value must be an Equaler - implementing Equal(Equaler)."
}
obtainedEqualer, ok := obtained.(Equaler)
if !ok {
return false, "obtained value must be an Equaler - implementing Equal(Equaler)."
}
return obtainedEqualer.Equal(expectedEqualer), ""
}
// GreaterThan checker verifies the obtained value is greater than the specified one.
// It's is smart in a wait that it supports several *types* (built-in, time.Time)
//
// c.Assert(myTime, GreaterThan, aTime, check.Commentf("bouuuhh"))
// c.Assert(myInt, GreaterThan, 2, check.Commentf("bouuuhh"))
//
var GreaterThan check.Checker = &greaterThanChecker{
&check.CheckerInfo{
Name: "GreaterThan",
Params: []string{"obtained", "expected"},
},
}
type greaterThanChecker struct {
*check.CheckerInfo
}
func (checker *greaterThanChecker) Check(params []interface{}, names []string) (bool, string) {
return greaterThan(params[0], params[1])
}
func greaterThan(obtained, expected interface{}) (bool, string) {
if _, ok := obtained.(time.Time); ok {
return isAfter(obtained, expected)
}
if reflect.TypeOf(obtained) != reflect.TypeOf(expected) {
return false, "obtained value and expected value have not the same type."
}
switch v := obtained.(type) {
case float32:
return v > expected.(float32), ""
case float64:
return v > expected.(float64), ""
case int:
return v > expected.(int), ""
case int8:
return v > expected.(int8), ""
case int16:
return v > expected.(int16), ""
case int32:
return v > expected.(int32), ""
case int64:
return v > expected.(int64), ""
case uint:
return v > expected.(uint), ""
case uint8:
return v > expected.(uint8), ""
case uint16:
return v > expected.(uint16), ""
case uint32:
return v > expected.(uint32), ""
case uint64:
return v > expected.(uint64), ""
default:
return false, "obtained value type not supported."
}
}
// GreaterOrEqualThan checker verifies the obtained value is greater or equal than the specified one.
// It's is smart in a wait that it supports several *types* (built-in, time.Time)
//
// c.Assert(myTime, GreaterOrEqualThan, aTime, check.Commentf("bouuuhh"))
// c.Assert(myInt, GreaterOrEqualThan, 2, check.Commentf("bouuuhh"))
//
var GreaterOrEqualThan check.Checker = &greaterOrEqualThanChecker{
&check.CheckerInfo{
Name: "GreaterOrEqualThan",
Params: []string{"obtained", "expected"},
},
}
type greaterOrEqualThanChecker struct {
*check.CheckerInfo
}
func (checker *greaterOrEqualThanChecker) Check(params []interface{}, names []string) (bool, string) {
return greaterOrEqualThan(params[0], params[1])
}
func greaterOrEqualThan(obtained, expected interface{}) (bool, string) {
if _, ok := obtained.(time.Time); ok {
return isAfter(obtained, expected)
}
if reflect.TypeOf(obtained) != reflect.TypeOf(expected) {
return false, "obtained value and expected value have not the same type."
}
switch v := obtained.(type) {
case float32:
return v >= expected.(float32), ""
case float64:
return v >= expected.(float64), ""
case int:
return v >= expected.(int), ""
case int8:
return v >= expected.(int8), ""
case int16:
return v >= expected.(int16), ""
case int32:
return v >= expected.(int32), ""
case int64:
return v >= expected.(int64), ""
case uint:
return v >= expected.(uint), ""
case uint8:
return v >= expected.(uint8), ""
case uint16:
return v >= expected.(uint16), ""
case uint32:
return v >= expected.(uint32), ""
case uint64:
return v >= expected.(uint64), ""
default:
return false, "obtained value type not supported."
}
}
// LessThan checker verifies the obtained value is less than the specified one.
// It's is smart in a wait that it supports several *types* (built-in, time.Time)
//
// c.Assert(myTime, LessThan, aTime, check.Commentf("bouuuhh"))
// c.Assert(myInt, LessThan, 2, check.Commentf("bouuuhh"))
//
var LessThan check.Checker = &lessThanChecker{
&check.CheckerInfo{
Name: "LessThan",
Params: []string{"obtained", "expected"},
},
}
type lessThanChecker struct {
*check.CheckerInfo
}
func (checker *lessThanChecker) Check(params []interface{}, names []string) (bool, string) {
return lessThan(params[0], params[1])
}
func lessThan(obtained, expected interface{}) (bool, string) {
if _, ok := obtained.(time.Time); ok {
return isBefore(obtained, expected)
}
if reflect.TypeOf(obtained) != reflect.TypeOf(expected) {
return false, "obtained value and expected value have not the same type."
}
switch v := obtained.(type) {
case float32:
return v < expected.(float32), ""
case float64:
return v < expected.(float64), ""
case int:
return v < expected.(int), ""
case int8:
return v < expected.(int8), ""
case int16:
return v < expected.(int16), ""
case int32:
return v < expected.(int32), ""
case int64:
return v < expected.(int64), ""
case uint:
return v < expected.(uint), ""
case uint8:
return v < expected.(uint8), ""
case uint16:
return v < expected.(uint16), ""
case uint32:
return v < expected.(uint32), ""
case uint64:
return v < expected.(uint64), ""
default:
return false, "obtained value type not supported."
}
}
// LessOrEqualThan checker verifies the obtained value is less or equal than the specified one.
// It's is smart in a wait that it supports several *types* (built-in, time.Time)
//
// c.Assert(myTime, LessThan, aTime, check.Commentf("bouuuhh"))
// c.Assert(myInt, LessThan, 2, check.Commentf("bouuuhh"))
//
var LessOrEqualThan check.Checker = &lessOrEqualThanChecker{
&check.CheckerInfo{
Name: "LessOrEqualThan",
Params: []string{"obtained", "expected"},
},
}
type lessOrEqualThanChecker struct {
*check.CheckerInfo
}
func (checker *lessOrEqualThanChecker) Check(params []interface{}, names []string) (bool, string) {
return lessOrEqualThan(params[0], params[1])
}
func lessOrEqualThan(obtained, expected interface{}) (bool, string) {
if _, ok := obtained.(time.Time); ok {
return isBefore(obtained, expected)
}
if reflect.TypeOf(obtained) != reflect.TypeOf(expected) {
return false, "obtained value and expected value have not the same type."
}
switch v := obtained.(type) {
case float32:
return v <= expected.(float32), ""
case float64:
return v <= expected.(float64), ""
case int:
return v <= expected.(int), ""
case int8:
return v <= expected.(int8), ""
case int16:
return v <= expected.(int16), ""
case int32:
return v <= expected.(int32), ""
case int64:
return v <= expected.(int64), ""
case uint:
return v <= expected.(uint), ""
case uint8:
return v <= expected.(uint8), ""
case uint16:
return v <= expected.(uint16), ""
case uint32:
return v <= expected.(uint32), ""
case uint64:
return v <= expected.(uint64), ""
default:
return false, "obtained value type not supported."
}
}
|
