eSlider
b7709d693b
Enhance the `envc convert` command to allow conversion of the current process environment to YAML format. Update README with usage examples and clarify input options. Add tests to ensure correct functionality for environment variable handling.
93 lines
2.6 KiB
Go
93 lines
2.6 KiB
Go
package main
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import (
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"bytes"
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"os"
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"path/filepath"
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"strings"
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"testing"
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)
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func TestRunConvert_EnvironToYAML(t *testing.T) {
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t.Setenv("ENVC_TEST_PUBLISH", "xyzzy")
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var stdout, stderr bytes.Buffer
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code := RunConvert([]string{
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"--from", "env", "--to", "yaml",
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"--input", "environ", "--output", "-",
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}, strings.NewReader(""), &stdout, &stderr)
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if code != 0 {
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t.Fatalf("stderr: %s", stderr.String())
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}
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out := stdout.String()
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if !strings.Contains(out, "xyzzy") {
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t.Fatalf("expected value in yaml out: %s", out)
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}
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}
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func TestRuknConvert_EnvironRequiresFromEnv(t *testing.T) {
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var stdout, stderr bytes.Buffer
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code := RunConvert([]string{
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"--from", "yaml", "--to", "json",
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"--input", "environ", "--output", "-",
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}, strings.NewReader(""), &stdout, &stderr)
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if code != 2 {
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t.Fatalf("expected exit 2, got %d stderr=%s", code, stderr.String())
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}
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}
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func TestRunConvert_TOMLToJSON(t *testing.T) {
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var stdout, stderr bytes.Buffer
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stdin := strings.NewReader("[app]\nport = 8080\n")
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code := RunConvert([]string{"--from", "toml", "--to", "json", "--input", "-"}, stdin, &stdout, &stderr)
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if code != 0 {
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t.Fatalf("stderr: %s", stderr.String())
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}
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if !strings.Contains(stdout.String(), `"port"`) || !strings.Contains(stdout.String(), "8080") {
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t.Fatalf("out: %s", stdout.String())
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}
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}
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func TestRunConvert_YAMLToJSON(t *testing.T) {
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var stdout, stderr bytes.Buffer
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stdin := strings.NewReader("a: 1\n")
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code := RunConvert([]string{"--from", "yaml", "--to", "json", "--input", "-"}, stdin, &stdout, &stderr)
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if code != 0 {
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t.Fatalf("stderr: %s", stderr.String())
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}
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if !strings.Contains(stdout.String(), `"a"`) {
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t.Fatalf("out: %s", stdout.String())
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}
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}
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func TestRunGet(t *testing.T) {
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var stdout, stderr bytes.Buffer
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in := "service:\n name: x\n"
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code := RunGet([]string{"--from", "yaml", "--path", "service.name", "-"}, strings.NewReader(in), &stdout, &stderr)
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if code != 0 {
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t.Fatalf("stderr: %s", stderr.String())
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}
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if strings.TrimSpace(stdout.String()) != "x" {
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t.Fatalf("got %q", stdout.String())
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}
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}
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func TestRunMerge_TwoYAMLFiles(t *testing.T) {
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dir := t.TempDir()
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f1 := filepath.Join(dir, "a.yaml")
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f2 := filepath.Join(dir, "b.yaml")
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if err := os.WriteFile(f1, []byte("k: 1\n"), 0o644); err != nil {
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t.Fatal(err)
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}
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if err := os.WriteFile(f2, []byte("k: 2\n"), 0o644); err != nil {
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t.Fatal(err)
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}
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var stdout, stderr bytes.Buffer
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code := RunMerge([]string{"--from", "yaml", "--to", "json", f1, f2}, strings.NewReader(""), &stdout, &stderr)
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if code != 0 {
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t.Fatalf("stderr: %s", stderr.String())
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}
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if !strings.Contains(stdout.String(), `"k"`) || !strings.Contains(stdout.String(), `2`) {
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t.Fatalf("out: %s", stdout.String())
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}
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}
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