зеркало из https://github.com/docker/compose-cli.git
83 строки
2.2 KiB
Go
83 строки
2.2 KiB
Go
/*
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Copyright 2020 Docker Compose CLI authors
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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package config
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import (
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"os"
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"path/filepath"
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"testing"
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"gotest.tools/v3/assert"
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)
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var sampleConfig = []byte(`{
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"otherField": "value",
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"currentContext": "local"
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}`)
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func testConfigDir(t *testing.T) string {
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d, _ := os.MkdirTemp("", "")
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t.Cleanup(func() {
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_ = os.RemoveAll(d)
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})
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return d
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}
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func writeSampleConfig(t *testing.T, d string) {
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err := os.WriteFile(filepath.Join(d, ConfigFileName), sampleConfig, 0644)
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assert.NilError(t, err)
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}
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func TestLoadFile(t *testing.T) {
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d := testConfigDir(t)
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writeSampleConfig(t, d)
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f, err := LoadFile(d)
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assert.NilError(t, err)
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assert.Equal(t, f.CurrentContext, "local")
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}
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func TestOverWriteCurrentContext(t *testing.T) {
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d := testConfigDir(t)
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writeSampleConfig(t, d)
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f, err := LoadFile(d)
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assert.NilError(t, err)
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assert.Equal(t, f.CurrentContext, "local")
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err = WriteCurrentContext(d, "overwrite")
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assert.NilError(t, err)
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f, err = LoadFile(d)
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assert.NilError(t, err)
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assert.Equal(t, f.CurrentContext, "overwrite")
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m := map[string]interface{}{}
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err = loadFile(filepath.Join(d, ConfigFileName), &m)
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assert.NilError(t, err)
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assert.Equal(t, "overwrite", m["currentContext"])
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assert.Equal(t, "value", m["otherField"])
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}
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// TestWriteDefaultContextToEmptyConfig tests a specific case seen on the CI:
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// panic when setting context to default with empty config file
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func TestWriteDefaultContextToEmptyConfig(t *testing.T) {
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d := testConfigDir(t)
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err := WriteCurrentContext(d, "default")
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assert.NilError(t, err)
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c, err := os.ReadFile(filepath.Join(d, ConfigFileName))
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assert.NilError(t, err)
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assert.Equal(t, string(c), "{}")
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}
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