package main

import (
	"testing"

	core "dappco.re/go/core"
	coreio "dappco.re/go/core/io"
)

func TestMain_Run_Good(t *testing.T) {
	outDir := t.TempDir()
	if err := run("../../testdata/swagger.v1.json", outDir); err != nil {
		t.Fatal(err)
	}

	entries, err := coreio.Local.List(outDir)
	if err != nil {
		t.Fatal(err)
	}

	goFiles := 0
	for _, e := range entries {
		if core.HasSuffix(e.Name(), ".go") {
			goFiles++
		}
	}
	if goFiles == 0 {
		t.Fatal("no .go files generated by run")
	}
}

func TestMain_Run_Bad(t *testing.T) {
	err := run("/does/not/exist/swagger.v1.json", t.TempDir())
	if err == nil {
		t.Fatal("expected error for invalid spec path")
	}
	if !core.Contains(err.Error(), "load spec") {
		t.Fatalf("got error %q, expected load spec context", err.Error())
	}
}