mirror of https://github.com/status-im/consul.git
50 lines
1.1 KiB
Go
50 lines
1.1 KiB
Go
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package main
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import (
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"flag"
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"io/ioutil"
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"os"
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"path/filepath"
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"testing"
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"github.com/stretchr/testify/require"
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)
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// update allows golden files to be updated based on the current output.
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var update = flag.Bool("update", false, "update golden files")
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func TestE2E(t *testing.T) {
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// Generate new output
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*flagPath = "./e2e/source.pb.go"
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require.NoError(t, run(*flagPath))
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raw, err := os.ReadFile("./e2e/source.rpcglue.pb.go")
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require.NoError(t, err)
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got := string(raw)
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golden(t, got, "./e2e/source.rpcglue.pb.go")
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}
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// golden reads the expected value from the file at path and returns the
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// value.
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//
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// If the `-update` flag is used with `go test`, the golden file will be
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// updated to the value of actual.
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func golden(t *testing.T, actual, path string) string {
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t.Helper()
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path += ".golden"
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if *update {
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if dir := filepath.Dir(path); dir != "." {
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require.NoError(t, os.MkdirAll(dir, 0755))
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}
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err := ioutil.WriteFile(path, []byte(actual), 0644)
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require.NoError(t, err)
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}
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expected, err := ioutil.ReadFile(path)
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require.NoError(t, err)
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return string(expected)
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}
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