goext/cmdext/cmdrunner_test.go
2023-02-03 00:59:54 +01:00

227 lines
5.6 KiB
Go

package cmdext
import (
"fmt"
"testing"
"time"
)
func TestStdout(t *testing.T) {
res1, err := Runner("printf").Arg("hello").Run()
if err != nil {
t.Errorf("%v", err)
}
if res1.StdErr != "" {
t.Errorf("res1.StdErr == '%v'", res1.StdErr)
}
if res1.StdOut != "hello" {
t.Errorf("res1.StdOut == '%v'", res1.StdOut)
}
if res1.StdCombined != "hello\n" {
t.Errorf("res1.StdCombined == '%v'", res1.StdCombined)
}
}
func TestStderr(t *testing.T) {
res1, err := Runner("python").Arg("-c").Arg("import sys; print(\"error\", file=sys.stderr, end='')").Run()
if err != nil {
t.Errorf("%v", err)
}
if res1.StdErr != "error" {
t.Errorf("res1.StdErr == '%v'", res1.StdErr)
}
if res1.StdOut != "" {
t.Errorf("res1.StdOut == '%v'", res1.StdOut)
}
if res1.StdCombined != "error\n" {
t.Errorf("res1.StdCombined == '%v'", res1.StdCombined)
}
}
func TestStdcombined(t *testing.T) {
res1, err := Runner("python").
Arg("-c").
Arg("import sys; import time; print(\"1\", file=sys.stderr, flush=True); time.sleep(0.1); print(\"2\", file=sys.stdout, flush=True); time.sleep(0.1); print(\"3\", file=sys.stderr, flush=True)").
Run()
if err != nil {
t.Errorf("%v", err)
}
if res1.StdErr != "1\n3\n" {
t.Errorf("res1.StdErr == '%v'", res1.StdErr)
}
if res1.StdOut != "2\n" {
t.Errorf("res1.StdOut == '%v'", res1.StdOut)
}
if res1.StdCombined != "1\n2\n3\n" {
t.Errorf("res1.StdCombined == '%v'", res1.StdCombined)
}
}
func TestPartialRead(t *testing.T) {
res1, err := Runner("python").
Arg("-c").
Arg("import sys; import time; print(\"first message\", flush=True); time.sleep(5); print(\"cant see me\", flush=True);").
Timeout(100 * time.Millisecond).
Run()
if err != nil {
t.Errorf("%v", err)
}
if !res1.CommandTimedOut {
t.Errorf("!CommandTimedOut")
}
if res1.StdErr != "" {
t.Errorf("res1.StdErr == '%v'", res1.StdErr)
}
if res1.StdOut != "first message\n" {
t.Errorf("res1.StdOut == '%v'", res1.StdOut)
}
if res1.StdCombined != "first message\n" {
t.Errorf("res1.StdCombined == '%v'", res1.StdCombined)
}
}
func TestPartialReadStderr(t *testing.T) {
res1, err := Runner("python").
Arg("-c").
Arg("import sys; import time; print(\"first message\", file=sys.stderr, flush=True); time.sleep(5); print(\"cant see me\", file=sys.stderr, flush=True);").
Timeout(100 * time.Millisecond).
Run()
if err != nil {
t.Errorf("%v", err)
}
if !res1.CommandTimedOut {
t.Errorf("!CommandTimedOut")
}
if res1.StdErr != "first message\n" {
t.Errorf("res1.StdErr == '%v'", res1.StdErr)
}
if res1.StdOut != "" {
t.Errorf("res1.StdOut == '%v'", res1.StdOut)
}
if res1.StdCombined != "first message\n" {
t.Errorf("res1.StdCombined == '%v'", res1.StdCombined)
}
}
func TestReadUnflushedStdout(t *testing.T) {
res1, err := Runner("python").Arg("-c").Arg("import sys; print(\"message101\", file=sys.stdout, end='')").Run()
if err != nil {
t.Errorf("%v", err)
}
if res1.StdErr != "" {
t.Errorf("res1.StdErr == '%v'", res1.StdErr)
}
if res1.StdOut != "message101" {
t.Errorf("res1.StdOut == '%v'", res1.StdOut)
}
if res1.StdCombined != "message101\n" {
t.Errorf("res1.StdCombined == '%v'", res1.StdCombined)
}
}
func TestReadUnflushedStderr(t *testing.T) {
res1, err := Runner("python").Arg("-c").Arg("import sys; print(\"message101\", file=sys.stderr, end='')").Run()
if err != nil {
t.Errorf("%v", err)
}
if res1.StdErr != "message101" {
t.Errorf("res1.StdErr == '%v'", res1.StdErr)
}
if res1.StdOut != "" {
t.Errorf("res1.StdOut == '%v'", res1.StdOut)
}
if res1.StdCombined != "message101\n" {
t.Errorf("res1.StdCombined == '%v'", res1.StdCombined)
}
}
func TestPartialReadUnflushed(t *testing.T) {
t.SkipNow()
res1, err := Runner("python").
Arg("-c").
Arg("import sys; import time; print(\"first message\", end=''); time.sleep(5); print(\"cant see me\", end='');").
Timeout(100 * time.Millisecond).
Run()
if err != nil {
t.Errorf("%v", err)
}
if !res1.CommandTimedOut {
t.Errorf("!CommandTimedOut")
}
if res1.StdErr != "" {
t.Errorf("res1.StdErr == '%v'", res1.StdErr)
}
if res1.StdOut != "first message" {
t.Errorf("res1.StdOut == '%v'", res1.StdOut)
}
if res1.StdCombined != "first message" {
t.Errorf("res1.StdCombined == '%v'", res1.StdCombined)
}
}
func TestPartialReadUnflushedStderr(t *testing.T) {
t.SkipNow()
res1, err := Runner("python").
Arg("-c").
Arg("import sys; import time; print(\"first message\", file=sys.stderr, end=''); time.sleep(5); print(\"cant see me\", file=sys.stderr, end='');").
Timeout(100 * time.Millisecond).
Run()
if err != nil {
t.Errorf("%v", err)
}
if !res1.CommandTimedOut {
t.Errorf("!CommandTimedOut")
}
if res1.StdErr != "first message" {
t.Errorf("res1.StdErr == '%v'", res1.StdErr)
}
if res1.StdOut != "" {
t.Errorf("res1.StdOut == '%v'", res1.StdOut)
}
if res1.StdCombined != "first message" {
t.Errorf("res1.StdCombined == '%v'", res1.StdCombined)
}
}
func TestListener(t *testing.T) {
_, err := Runner("python").
Arg("-c").
Arg("import sys;" +
"import time;" +
"print(\"message 1\", flush=True);" +
"time.sleep(1);" +
"print(\"message 2\", flush=True);" +
"time.sleep(1);" +
"print(\"message 3\", flush=True);" +
"time.sleep(1);" +
"print(\"message 4\", file=sys.stderr, flush=True);" +
"time.sleep(1);" +
"print(\"message 5\", flush=True);" +
"time.sleep(1);" +
"print(\"final\");").
ListenStdout(func(s string) { fmt.Printf("@@STDOUT <<- %v (%v)\n", s, time.Now().Format(time.RFC3339Nano)) }).
ListenStderr(func(s string) { fmt.Printf("@@STDERR <<- %v (%v)\n", s, time.Now().Format(time.RFC3339Nano)) }).
Timeout(10 * time.Second).
Run()
if err != nil {
panic(err)
}
}