Copyright 2024 Red Hat, 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,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
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package types
import (
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestUint64ToUint32 ( t * testing . T ) {
tests := [ ] struct {
name string
input uint64
want uint32
wantErr bool
} {
{ "Zero" , 0 , 0 , false } ,
{ "Max uint32" , 4294967295 , 4294967295 , false } ,
{ "Overflow" , 4294967296 , 0 , true } ,
{ "Large overflow" , 18446744073709551615 , 0 , true } ,
{ "Mid-range value" , 2147483648 , 2147483648 , false } ,
}
for _ , tt := range tests {
t . Run ( tt . name , func ( t * testing . T ) {
got , err := Uint64ToUint32 ( tt . input )
if tt . wantErr {
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Check if the error is of the expected type
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require . Error ( t , err )
assert . Equal ( t , err , & OutOfRangeError { tt . input , "uint32" } )
} else {
require . NoError ( t , err )
assert . Equal ( t , tt . want , got )
}
} )
}
}
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