129 lines
2.7 KiB
Go
129 lines
2.7 KiB
Go
// Copyright 2020 PingCAP, Inc.
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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 config_test
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import (
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"encoding/json"
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"fmt"
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"strings"
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"testing"
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"github.com/BurntSushi/toml"
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"github.com/pingcap/tidb/pkg/lightning/config"
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"github.com/stretchr/testify/require"
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)
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func TestByteSizeTOMLDecode(t *testing.T) {
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testCases := []struct {
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input string
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output config.ByteSize
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err string
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}{
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{
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input: "x = 10000",
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output: 10000,
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},
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{
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input: "x = 107_374_182_400",
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output: 107_374_182_400,
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},
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{
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input: "x = '10k'",
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output: 10 * 1024,
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},
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{
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input: "x = '10PiB'",
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output: 10 * 1024 * 1024 * 1024 * 1024 * 1024,
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},
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{
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input: "x = '10 KB'",
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output: 10 * 1024,
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},
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{
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input: "x = '32768'",
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output: 32768,
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},
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{
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input: "x = -1",
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err: "invalid size: '-1'",
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},
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{
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input: "x = 'invalid value'",
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err: "strconv.ParseFloat: parsing \"invalid\": invalid syntax",
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},
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{
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input: "x = true",
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err: "invalid size: 'true'",
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},
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{
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input: "x = 256.0",
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output: 256,
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},
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{
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input: "x = 256.9",
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output: 256,
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},
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{
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input: "x = 10e+9",
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output: 10_000_000_000,
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},
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{
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input: "x = '2.5MB'",
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output: 5 * 512 * 1024,
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},
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{
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input: "x = 2020-01-01T00:00:00Z",
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err: "strconv.ParseFloat: parsing \"2020-01-01T00:00:00\": invalid syntax",
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},
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{
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input: "x = ['100000']",
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err: "toml: .* incompatible types:.*",
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},
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{
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input: "x = { size = '100000' }",
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err: "toml: .* incompatible types:.*",
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},
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}
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for _, tc := range testCases {
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comment := fmt.Sprintf("input: `%s`", tc.input)
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var output struct{ X config.ByteSize }
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err := toml.Unmarshal([]byte(tc.input), &output)
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if tc.err != "" {
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require.Error(t, err)
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require.Regexp(t, tc.err, err.Error(), comment)
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} else {
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require.NoError(t, err)
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require.Equal(t, tc.output, output.X, comment)
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}
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}
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}
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func TestByteSizeTOMLAndJSONEncode(t *testing.T) {
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var input struct {
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X config.ByteSize `toml:"x" json:"x"`
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}
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input.X = 1048576
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var output strings.Builder
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err := toml.NewEncoder(&output).Encode(input)
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require.NoError(t, err)
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require.Equal(t, "x = 1048576\n", output.String())
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js, err := json.Marshal(input)
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require.NoError(t, err)
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require.Equal(t, `{"x":1048576}`, string(js))
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}
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