feat: add N14 selector report CLI

cmd/uia-selector-report/main_test.go

@@ -0,0 +1,63 @@
+package main
+
+import (
+	"bytes"
+	"encoding/json"
+	"os"
+	"path/filepath"
+	"strings"
+	"testing"
+)
+
+func TestRunWritesJSONAndMarkdownReports(t *testing.T) {
+	tmp := t.TempDir()
+	jsonPath := filepath.Join(tmp, "report.json")
+	mdPath := filepath.Join(tmp, "report.md")
+	var stdout bytes.Buffer
+	var stderr bytes.Buffer
+	code := Run([]string{
+		"-dump", "../../internal/uiaselector/testdata/n12r-2026-07-09-uia-redacted.json",
+		"-out-json", jsonPath,
+		"-out-md", mdPath,
+		"-strict",
+	}, &stdout, &stderr)
+	if code != 0 {
+		t.Fatalf("Run exit code = %d, stderr=%s stdout=%s", code, stderr.String(), stdout.String())
+	}
+	jsonBody, err := os.ReadFile(jsonPath)
+	if err != nil {
+		t.Fatalf("read JSON report: %v", err)
+	}
+	var parsed struct {
+		OK             bool `json:"ok"`
+		CatalogSize    int  `json:"catalog_size"`
+		MatchedCount   int  `json:"matched_count"`
+		UnmatchedCount int  `json:"unmatched_count"`
+		AmbiguousCount int  `json:"ambiguous_count"`
+	}
+	if err := json.Unmarshal(jsonBody, &parsed); err != nil {
+		t.Fatalf("JSON report did not parse: %v", err)
+	}
+	if !parsed.OK || parsed.CatalogSize != 10 || parsed.MatchedCount != 10 || parsed.UnmatchedCount != 0 || parsed.AmbiguousCount != 0 {
+		t.Fatalf("unexpected JSON report summary: %#v", parsed)
+	}
+	markdown, err := os.ReadFile(mdPath)
+	if err != nil {
+		t.Fatalf("read Markdown report: %v", err)
+	}
+	if !strings.Contains(string(markdown), "## Summary") {
+		t.Fatalf("Markdown report missing Summary: %s", string(markdown))
+	}
+}
+
+func TestRunRequiresDumpPath(t *testing.T) {
+	var stdout bytes.Buffer
+	var stderr bytes.Buffer
+	code := Run([]string{"-strict"}, &stdout, &stderr)
+	if code != 1 {
+		t.Fatalf("Run exit code = %d, want 1", code)
+	}
+	if !strings.Contains(stderr.String(), "missing -dump") {
+		t.Fatalf("stderr missing dump message: %s", stderr.String())
+	}
+}