chore: import upstream snapshot with attribution

cmd/micro/examples_wayfinding_test.go

@@ -0,0 +1,71 @@
+package main
+
+import (
+	"bytes"
+	"os"
+	"path/filepath"
+	"strings"
+	"testing"
+
+	"github.com/urfave/cli/v2"
+	microcmd "go-micro.dev/v6/cmd"
+)
+
+func TestExamplesWayfindingIndexStaysLinked(t *testing.T) {
+	root := filepath.Join("..", "..")
+	files := map[string]string{}
+	for _, name := range []string{"README.md", "examples/README.md", "examples/INDEX.md"} {
+		b, err := os.ReadFile(filepath.Join(root, filepath.FromSlash(name)))
+		if err != nil {
+			t.Fatalf("read %s: %v", name, err)
+		}
+		files[name] = string(b)
+	}
+
+	for _, check := range []struct {
+		file string
+		want []string
+	}{
+		{
+			file: "README.md",
+			want: []string{"examples/INDEX.md", "examples/first-agent/", "examples/support/", "zero-to-hero.md"},
+		},
+		{
+			file: "examples/README.md",
+			want: []string{"./INDEX.md", "./first-agent/", "./support/", "./mcp/hello/", "./mcp/workflow/"},
+		},
+		{
+			file: "examples/INDEX.md",
+			want: []string{"go run ./examples/first-agent", "go run ./examples/support", "mcp/hello", "mcp/workflow", "flow-durable", "micro examples"},
+		},
+	} {
+		for _, want := range check.want {
+			if !strings.Contains(files[check.file], want) {
+				t.Fatalf("%s missing %q", check.file, want)
+			}
+		}
+	}
+}
+
+func TestExamplesCommandPointsAtWayfindingIndex(t *testing.T) {
+	examples := commandByName(t, "examples")
+	var out bytes.Buffer
+	app := cli.NewApp()
+	app.Writer = &out
+	if err := examples.Action(cli.NewContext(app, nil, nil)); err != nil {
+		t.Fatalf("micro examples failed: %v", err)
+	}
+
+	for _, want := range []string{
+		"examples/INDEX.md",
+		"go run ./examples/first-agent",
+		"go run ./examples/support",
+		"micro zero-to-hero",
+	} {
+		if !strings.Contains(out.String(), want) {
+			t.Fatalf("micro examples output missing %q:\n%s", want, out.String())
+		}
+	}
+
+	_ = microcmd.DefaultCmd // keep this test coupled to the registered command package.
+}