Add normalize command scaffold

internal/cli/normalize_test.go

@@ -0,0 +1,104 @@
+package cli
+
+import (
+	"path/filepath"
+	"strings"
+	"testing"
+)
+
+func TestNormalizeCommandIsRecognized(t *testing.T) {
+	cmd := NewRootCommand()
+	cmd.SetArgs([]string{"normalize", "--help"})
+	if err := cmd.Execute(); err != nil {
+		t.Fatalf("normalize command should be recognized: %v", err)
+	}
+}
+
+func TestNormalizeMissingInputFileFails(t *testing.T) {
+	dir := t.TempDir()
+	output := filepath.Join(dir, "normalized.json")
+
+	err := executeNormalize(
+		"--output-file", output,
+	)
+	if err == nil {
+		t.Fatal("expected missing input-file error")
+	}
+	if !strings.Contains(err.Error(), "--input-file is required") {
+		t.Fatalf("unexpected error: %v", err)
+	}
+}
+
+func TestNormalizeMissingOutputFileFails(t *testing.T) {
+	dir := t.TempDir()
+	input := writeJSONFile(t, dir, "input.json", `{"segments":[]}`)
+
+	err := executeNormalize(
+		"--input-file", input,
+	)
+	if err == nil {
+		t.Fatal("expected missing output-file error")
+	}
+	if !strings.Contains(err.Error(), "--output-file is required") {
+		t.Fatalf("unexpected error: %v", err)
+	}
+}
+
+func TestNormalizeInvalidOutputSchemaFails(t *testing.T) {
+	dir := t.TempDir()
+	input := writeJSONFile(t, dir, "input.json", `{"segments":[]}`)
+	output := filepath.Join(dir, "normalized.json")
+
+	err := executeNormalize(
+		"--input-file", input,
+		"--output-file", output,
+		"--output-schema", "compact",
+	)
+	if err == nil {
+		t.Fatal("expected invalid output schema error")
+	}
+	if !strings.Contains(err.Error(), "--output-schema must be one of") {
+		t.Fatalf("unexpected error: %v", err)
+	}
+}
+
+func TestNormalizeInvalidOutputModuleFails(t *testing.T) {
+	dir := t.TempDir()
+	input := writeJSONFile(t, dir, "input.json", `{"segments":[]}`)
+	output := filepath.Join(dir, "normalized.json")
+
+	err := executeNormalize(
+		"--input-file", input,
+		"--output-file", output,
+		"--output-modules", "yaml",
+	)
+	if err == nil {
+		t.Fatal("expected invalid output module error")
+	}
+	if !strings.Contains(err.Error(), "unknown output module") {
+		t.Fatalf("unexpected error: %v", err)
+	}
+}
+
+func TestNormalizeValidFlagsReachNotImplementedBoundary(t *testing.T) {
+	dir := t.TempDir()
+	input := writeJSONFile(t, dir, "input.json", `{"segments":[]}`)
+	output := filepath.Join(dir, "normalized.json")
+
+	err := executeNormalize(
+		"--input-file", input,
+		"--output-file", output,
+	)
+	if err == nil {
+		t.Fatal("expected not implemented error")
+	}
+	if !strings.Contains(err.Error(), "not implemented") {
+		t.Fatalf("unexpected error: %v", err)
+	}
+}
+
+func executeNormalize(args ...string) error {
+	cmd := NewRootCommand()
+	cmd.SetArgs(append([]string{"normalize"}, args...))
+	return cmd.Execute()
+}