package tests

import (
	"fmt"
	"os"
	"os/signal"
	"syscall"
	"testing"
)

const (
	clear   = "\x1b[0m"
	bright  = "\x1b[1m"
	dim     = "\x1b[2m"
	black   = "\x1b[30m"
	red     = "\x1b[31m"
	green   = "\x1b[32m"
	yellow  = "\x1b[33m"
	blue    = "\x1b[34m"
	magenta = "\x1b[35m"
	cyan    = "\x1b[36m"
	white   = "\x1b[37m"
)

func TestAll(t *testing.T) {
	mockCleanup()
	defer mockCleanup()

	ch := make(chan os.Signal)
	signal.Notify(ch, os.Interrupt, syscall.SIGTERM)
	go func() {
		<-ch
		mockCleanup()
		os.Exit(1)
	}()

	mc, err := mockOpenServer()
	if err != nil {
		t.Fatal(err)
	}
	defer mc.Close()
	runSubTest(t, "keys", mc, subTestKeys)
	runSubTest(t, "json", mc, subTestJSON)
	runSubTest(t, "search", mc, subTestSearch)
}

func runSubTest(t *testing.T, name string, mc *mockServer, test func(t *testing.T, mc *mockServer)) {
	t.Run(name, func(t *testing.T) {
		fmt.Printf(bright+"Testing %s\n"+clear, name)
		test(t, mc)
	})
}

func runStep(t *testing.T, mc *mockServer, name string, step func(mc *mockServer) error) {
	t.Run(name, func(t *testing.T) {
		if err := func() error {
			// reset the current server
			mc.ResetConn()
			defer mc.ResetConn()
			// clear the database so the test is consistent
			if err := mc.DoBatch([][]interface{}{
				{"OUTPUT", "resp"}, {"OK"},
				{"FLUSHDB"}, {"OK"},
			}); err != nil {
				return err
			}
			if err := step(mc); err != nil {
				return err
			}
			return nil
		}(); err != nil {
			fmt.Printf("["+red+"fail"+clear+"]: %s\n", name)
			t.Fatal(err)
		}
		fmt.Printf("["+green+"ok"+clear+"]: %s\n", name)
	})
}