Files
godb/tests/main_test.go
T

86 lines
1.6 KiB
Go

package tests
import (
"bufio"
"fmt"
"io"
"os/exec"
"slices"
"strings"
"testing"
)
func runner(commands []string, t *testing.T) []string {
executablePath := "../tmp/godb"
t.Logf("starting godb from %v\n", executablePath)
executable := exec.Command(executablePath)
results := make([]string, 0)
stdin, err := executable.StdinPipe()
if err != nil {
t.Errorf("Failed to create stdin %q\n", err)
}
stdout, err := executable.StdoutPipe()
if err != nil {
t.Errorf("Failed to create stdout %q\n", err)
}
if err := executable.Start(); err != nil {
t.Errorf("Failed to start executable %q\n", err)
}
go func() {
defer stdin.Close()
for _, c := range commands {
_, _ = io.WriteString(stdin, c+"\n")
}
}()
reader := bufio.NewReader(stdout)
for {
line, err := reader.ReadString('\n')
if line != "" {
formattedline := fmt.Sprintf("%v", strings.Trim(strings.ReplaceAll(line, "\x00", ""), "\n"))
results = append(results, formattedline)
}
if err != nil {
t.Logf("stoped reading due to %q\n", err)
break
}
}
if err := executable.Wait(); err != nil {
t.Logf("Error occured while waiting for cleanup %q\n", err)
}
return results
}
func TestMain(t *testing.T) {
commands := []string{
"insert 1 user1 person1@example.com",
"select",
".exit",
}
expected := []string{
"godb > Executed.",
"godb > {1 user1 person1@example.com}",
"Executed.",
"godb > bye!",
}
results := runner(commands, t)
for i := range results {
results[i] = strings.ReplaceAll(results[i], "\n", "")
}
if !slices.Equal(expected, results) {
t.Errorf("Output Mismatch\nExpected: %v\nGot: %v\n", expected, results)
}
}