dnscrypt-proxy/vendor/github.com/onsi/ginkgo/v2/ginkgo/internal/compile.go

153 lines
3.7 KiB
Go

package internal
import (
"fmt"
"os"
"os/exec"
"path/filepath"
"strings"
"sync"
"github.com/onsi/ginkgo/v2/types"
)
func CompileSuite(suite TestSuite, goFlagsConfig types.GoFlagsConfig) TestSuite {
if suite.PathToCompiledTest != "" {
return suite
}
suite.CompilationError = nil
path, err := filepath.Abs(filepath.Join(suite.Path, suite.PackageName+".test"))
if err != nil {
suite.State = TestSuiteStateFailedToCompile
suite.CompilationError = fmt.Errorf("Failed to compute compilation target path:\n%s", err.Error())
return suite
}
args, err := types.GenerateGoTestCompileArgs(goFlagsConfig, path, "./")
if err != nil {
suite.State = TestSuiteStateFailedToCompile
suite.CompilationError = fmt.Errorf("Failed to generate go test compile flags:\n%s", err.Error())
return suite
}
cmd := exec.Command("go", args...)
cmd.Dir = suite.Path
output, err := cmd.CombinedOutput()
if err != nil {
if len(output) > 0 {
suite.State = TestSuiteStateFailedToCompile
suite.CompilationError = fmt.Errorf("Failed to compile %s:\n\n%s", suite.PackageName, output)
} else {
suite.State = TestSuiteStateFailedToCompile
suite.CompilationError = fmt.Errorf("Failed to compile %s\n%s", suite.PackageName, err.Error())
}
return suite
}
if strings.Contains(string(output), "[no test files]") {
suite.State = TestSuiteStateSkippedDueToEmptyCompilation
return suite
}
if len(output) > 0 {
fmt.Println(string(output))
}
if !FileExists(path) {
suite.State = TestSuiteStateFailedToCompile
suite.CompilationError = fmt.Errorf("Failed to compile %s:\nOutput file %s could not be found", suite.PackageName, path)
return suite
}
suite.State = TestSuiteStateCompiled
suite.PathToCompiledTest = path
return suite
}
func Cleanup(goFlagsConfig types.GoFlagsConfig, suites ...TestSuite) {
if goFlagsConfig.BinaryMustBePreserved() {
return
}
for _, suite := range suites {
if !suite.Precompiled {
os.Remove(suite.PathToCompiledTest)
}
}
}
type parallelSuiteBundle struct {
suite TestSuite
compiled chan TestSuite
}
type OrderedParallelCompiler struct {
mutex *sync.Mutex
stopped bool
numCompilers int
idx int
numSuites int
completionChannels []chan TestSuite
}
func NewOrderedParallelCompiler(numCompilers int) *OrderedParallelCompiler {
return &OrderedParallelCompiler{
mutex: &sync.Mutex{},
numCompilers: numCompilers,
}
}
func (opc *OrderedParallelCompiler) StartCompiling(suites TestSuites, goFlagsConfig types.GoFlagsConfig) {
opc.stopped = false
opc.idx = 0
opc.numSuites = len(suites)
opc.completionChannels = make([]chan TestSuite, opc.numSuites)
toCompile := make(chan parallelSuiteBundle, opc.numCompilers)
for compiler := 0; compiler < opc.numCompilers; compiler++ {
go func() {
for bundle := range toCompile {
c, suite := bundle.compiled, bundle.suite
opc.mutex.Lock()
stopped := opc.stopped
opc.mutex.Unlock()
if !stopped {
suite = CompileSuite(suite, goFlagsConfig)
}
c <- suite
}
}()
}
for idx, suite := range suites {
opc.completionChannels[idx] = make(chan TestSuite, 1)
toCompile <- parallelSuiteBundle{suite, opc.completionChannels[idx]}
if idx == 0 { //compile first suite serially
suite = <-opc.completionChannels[0]
opc.completionChannels[0] <- suite
}
}
close(toCompile)
}
func (opc *OrderedParallelCompiler) Next() (int, TestSuite) {
if opc.idx >= opc.numSuites {
return opc.numSuites, TestSuite{}
}
idx := opc.idx
suite := <-opc.completionChannels[idx]
opc.idx = opc.idx + 1
return idx, suite
}
func (opc *OrderedParallelCompiler) StopAndDrain() {
opc.mutex.Lock()
opc.stopped = true
opc.mutex.Unlock()
}