Files
llgo/cmd/llgo.old/llgo_test.go
2025-05-04 15:34:32 +08:00

397 lines
8.2 KiB
Go

//go:build !llgo
// +build !llgo
package main
import (
"fmt"
"os"
"path/filepath"
"strings"
"testing"
"github.com/goplus/llgo/internal/mockable"
)
func init() {
origWd, err := os.Getwd()
if err != nil {
panic(err)
}
// Set LLGO_ROOT to project root
llgoRoot := filepath.Join(origWd, "../..")
if err := os.Setenv("LLGO_ROOT", llgoRoot); err != nil {
panic(fmt.Sprintf("Failed to set LLGO_ROOT: %v", err))
}
}
func setupTestProject(t *testing.T) string {
tmpDir := t.TempDir()
// Create main.go
mainGo := filepath.Join(tmpDir, "main.go")
err := os.WriteFile(mainGo, []byte(`package main
import "fmt"
import "os"
func main() {
var arg string = "LLGO"
if len(os.Args) > 1 {
arg = os.Args[1]
}
switch arg {
case "stderr":
fmt.Fprintln(os.Stderr, "Hello, World!")
case "exit":
os.Exit(1)
default:
fmt.Println("Hello, " + arg + "!")
}
}
`), 0644)
if err != nil {
t.Fatalf("Failed to create main.go: %v", err)
}
// Create llgo.expect for cmptest
expectFile := filepath.Join(tmpDir, "llgo.expect")
err = os.WriteFile(expectFile, []byte(`#stdout
Hello, LLGO!
#stderr
#exit 0
`), 0644)
if err != nil {
t.Fatalf("Failed to create llgo.expect: %v", err)
}
// Create a go.mod file
err = os.WriteFile(filepath.Join(tmpDir, "go.mod"), []byte(`module testproject
go 1.22.0
`), 0644)
if err != nil {
t.Fatalf("Failed to write go.mod: %v", err)
}
return tmpDir
}
func TestProjectCommands(t *testing.T) {
tests := []struct {
name string
args []string
wantErr bool
setup func(dir string) error
}{
{
name: "build command",
args: []string{"llgo", "build", "-o", "testproject", "."},
wantErr: false,
},
{
name: "install command",
args: []string{"llgo", "install", "."},
wantErr: false,
},
{
name: "run command",
args: []string{"llgo", "run", "."},
wantErr: false,
},
{
name: "run command with file",
args: []string{"llgo", "run", "main.go"},
wantErr: false,
},
{
name: "run command verbose",
args: []string{"llgo", "run", "-v", "."},
wantErr: false,
},
{
name: "clean command",
args: []string{"llgo", "clean"},
wantErr: false,
},
{
name: "cmptest command",
args: []string{"llgo", "cmptest", "."},
wantErr: false,
},
{
name: "cmptest command with gen",
args: []string{"llgo", "cmptest", "-gen", "."},
wantErr: false,
setup: func(dir string) error {
return os.Remove(filepath.Join(dir, "llgo.expect"))
},
},
{
name: "cmptest command with args",
args: []string{"llgo", "cmptest", ".", "World"},
wantErr: true,
setup: func(dir string) error {
return os.WriteFile(filepath.Join(dir, "llgo.expect"), []byte(`#stdout
Hello, World!
#stderr
#exit 0
`), 0644)
},
},
{
name: "cmptest command with different stderr",
args: []string{"llgo", "cmptest", ".", "stderr"},
wantErr: true,
},
{
name: "cmptest command with different exit code",
args: []string{"llgo", "cmptest", ".", "exit"},
wantErr: true,
setup: func(dir string) error {
// Create llgo.expect with different exit code
return os.WriteFile(filepath.Join(dir, "llgo.expect"), []byte(`#stdout
Hello, LLGO!
#stderr
#exit 1
`), 0644)
},
},
{
name: "cmptest command without llgo.expect to compare with go run",
args: []string{"llgo", "cmptest", "."},
wantErr: false,
setup: func(dir string) error {
return os.Remove(filepath.Join(dir, "llgo.expect"))
},
},
{
name: "cmptest command with different go run output",
args: []string{"llgo", "cmptest", "."},
wantErr: true,
setup: func(dir string) error {
// Remove llgo.expect file
if err := os.Remove(filepath.Join(dir, "llgo.expect")); err != nil && !os.IsNotExist(err) {
return err
}
// Create main_llgo.go for llgo
if err := os.WriteFile(filepath.Join(dir, "main_llgo.go"), []byte(`//go:build llgo
// +build llgo
package main
import "fmt"
func main() {
fmt.Println("Hello, LLGO!")
}
`), 0644); err != nil {
return err
}
// Create main_go.go for go
return os.WriteFile(filepath.Join(dir, "main.go"), []byte(`//go:build !llgo
// +build !llgo
package main
import "fmt"
func main() {
fmt.Println("Hello, Go!")
}
`), 0644)
},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
var testErr error
const maxAttempts = 4
for attempt := 1; attempt <= maxAttempts; attempt++ {
testErr = func() error {
// Create a new test directory for each test case
tmpDir := setupTestProject(t)
defer os.RemoveAll(tmpDir)
// Change to test project directory
if err := os.Chdir(tmpDir); err != nil {
return fmt.Errorf("Failed to change directory: %v", err)
}
if tt.setup != nil {
if err := tt.setup(tmpDir); err != nil {
return fmt.Errorf("Failed to setup test: %v", err)
}
}
mockable.EnableMock()
var exitErr error
func() {
defer func() {
if r := recover(); r != nil {
if r != "exit" {
if !tt.wantErr {
exitErr = fmt.Errorf("unexpected panic: %v", r)
}
} else {
exitCode := mockable.ExitCode()
if (exitCode != 0) != tt.wantErr {
exitErr = fmt.Errorf("got exit code %d, wantErr %v", exitCode, tt.wantErr)
}
}
}
}()
os.Args = tt.args
main()
}()
if exitErr != nil {
return exitErr
}
// For build/install commands, check if binary was created
if strings.HasPrefix(tt.name, "build") || strings.HasPrefix(tt.name, "install") {
binName := "testproject"
var binPath string
if strings.HasPrefix(tt.name, "install") {
// For install command, binary should be in GOBIN or GOPATH/bin
gobin := os.Getenv("GOBIN")
if gobin == "" {
gopath := os.Getenv("GOPATH")
if gopath == "" {
gopath = filepath.Join(os.Getenv("HOME"), "go")
}
gobin = filepath.Join(gopath, "bin")
}
binPath = filepath.Join(gobin, binName)
} else {
// For build command, binary should be in current directory
binPath = filepath.Join(tmpDir, binName)
}
if _, err := os.Stat(binPath); os.IsNotExist(err) {
return fmt.Errorf("Binary %s was not created at %s", binName, binPath)
}
}
return nil
}()
if testErr == nil {
break
}
if attempt < maxAttempts {
t.Logf("Test failed on attempt %v/%v: %v. Retrying...", testErr, attempt, maxAttempts)
}
}
if testErr != nil {
t.Error(testErr)
}
})
}
}
func TestCommandHandling(t *testing.T) {
tests := []struct {
name string
args []string
wantErr bool
}{
{
name: "version command",
args: []string{"llgo", "version"},
wantErr: false,
},
{
name: "help command",
args: []string{"llgo", "help"},
wantErr: false,
},
{
name: "invalid command",
args: []string{"llgo", "invalid"},
wantErr: true,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
defer func() {
if r := recover(); r != nil {
if r != "exit" {
t.Errorf("unexpected panic: %v", r)
}
exitCode := mockable.ExitCode()
if (exitCode != 0) != tt.wantErr {
t.Errorf("got exit code %d, wantErr %v", exitCode, tt.wantErr)
}
}
}()
os.Args = tt.args
main()
})
}
}
func TestHelpCommand(t *testing.T) {
tests := []struct {
name string
args []string
}{
{
name: "help build",
args: []string{"llgo", "help", "build"},
},
{
name: "help install",
args: []string{"llgo", "help", "install"},
},
{
name: "help run",
args: []string{"llgo", "help", "run"},
},
{
name: "help version",
args: []string{"llgo", "help", "version"},
},
{
name: "help clean",
args: []string{"llgo", "help", "clean"},
},
{
name: "help cmptest",
args: []string{"llgo", "help", "cmptest"},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
defer func() {
if r := recover(); r != nil {
if r != "exit" {
t.Errorf("unexpected panic: %v", r)
}
exitCode := mockable.ExitCode()
if exitCode != 0 {
t.Errorf("got exit code %d, want 0", exitCode)
}
}
}()
os.Args = tt.args
main()
})
}
}