// Copyright 2024 Matthew Rich <matthewrich.conf@gmail.com>. All rights reserved.

package transport

import (
	"github.com/stretchr/testify/assert"
	"testing"
	"fmt"
_	"os"
	"io/fs"
_	"path/filepath"
	"net/http"
	"net/http/httptest"
	"time"
)

func TestNewHTTPFileInfo(t *testing.T) {
	for _, v := range []struct { Valid bool; URL string } {
		{ Valid: true, URL: "https://localhost/test" },
		{ Valid: false, URL: "a_b://localhost/test" },
	} {
		h := NewHTTPFileInfo(v.URL)
		if v.Valid {
			assert.NotNil(t, h)
			assert.NotNil(t, h.parsedURI)
		} else {
			assert.Nil(t, h)
		}
	}
}

func TestHTTPFileInfo(t *testing.T) {
	expectedTime := time.Now()
	body := []byte(`
type: "user"
attributes:
  name: "foo"
  gecos: "foo user"
`)

	server := httptest.NewServer(http.HandlerFunc(func(rw http.ResponseWriter, req *http.Request) {
		assert.Equal(t, req.URL.String(), "/resource/user")
		rw.Header().Add("Content-Type", "application/yaml")
		n,e := rw.Write(body)
		assert.Nil(t, e)
		assert.Greater(t, n, 0)
	}))
	defer server.Close()
	uri := fmt.Sprintf("%s/resource/user", server.URL)

	r, readerErr := NewReaderURI(uri)
	assert.Nil(t, readerErr)

	fi, statErr := r.Stat()
	assert.Nil(t, statErr)

	assert.Equal(t, "user", fi.Name())
	assert.Equal(t, int64(len(body)), fi.Size())
	assert.Equal(t, "application/yaml", fi.Sys().(*HTTPFileInfo).ContentType)
	assert.Greater(t, expectedTime, fi.ModTime()) 
	assert.False(t, fi.IsDir())
	assert.Equal(t, fs.FileMode(0777), fi.Mode())
}