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d8347ec683
The golang buildin package `flag` doesn't support `uint32` data type, so we need to support it via the `flag.Var`. Signed-off-by: Benjamin Wang <wachao@vmware.com>
69 lines
1.5 KiB
Go
69 lines
1.5 KiB
Go
// Copyright 2022 The etcd Authors
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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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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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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 flags
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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)
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func TestUint32Value(t *testing.T) {
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cases := []struct {
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name string
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s string
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expectedVal uint32
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expectError bool
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}{
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{
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name: "normal uint32 value",
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s: "200",
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expectedVal: 200,
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},
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{
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name: "zero value",
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s: "0",
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expectedVal: 0,
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},
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{
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name: "negative int value",
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s: "-200",
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expectError: true,
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},
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{
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name: "invalid integer value",
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s: "invalid",
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expectError: true,
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},
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}
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for _, tc := range cases {
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t.Run(tc.name, func(t *testing.T) {
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var val uint32Value
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err := val.Set(tc.s)
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if tc.expectError {
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if err == nil {
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t.Errorf("Expected failure on parsing uint32 value from %s", tc.s)
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}
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} else {
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if err != nil {
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t.Errorf("Unexpected error when parsing %s: %v", tc.s, err)
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}
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assert.Equal(t, uint32(val), tc.expectedVal)
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}
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})
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}
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}
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