1 files changed, 0 insertions, 148 deletions
diff --git a/internal/lsp/regtest/regtest.go b/internal/lsp/regtest/regtest.go
deleted file mode 100644
index 31806233c..000000000
--- a/internal/lsp/regtest/regtest.go
+++ /dev/null
@@ -1,148 +0,0 @@
-// Copyright 2020 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-package regtest
-
-import (
-	"context"
-	"flag"
-	"fmt"
-	"io/ioutil"
-	"os"
-	"runtime"
-	"testing"
-	"time"
-
-	"golang.org/x/tools/internal/lsp/cmd"
-	"golang.org/x/tools/internal/lsp/source"
-	"golang.org/x/tools/internal/testenv"
-	"golang.org/x/tools/internal/tool"
-)
-
-var (
-	runSubprocessTests       = flag.Bool("enable_gopls_subprocess_tests", false, "run regtests against a gopls subprocess")
-	goplsBinaryPath          = flag.String("gopls_test_binary", "", "path to the gopls binary for use as a remote, for use with the -enable_gopls_subprocess_tests flag")
-	regtestTimeout           = flag.Duration("regtest_timeout", defaultRegtestTimeout(), "if nonzero, default timeout for each regtest; defaults to GOPLS_REGTEST_TIMEOUT")
-	skipCleanup              = flag.Bool("regtest_skip_cleanup", false, "whether to skip cleaning up temp directories")
-	printGoroutinesOnFailure = flag.Bool("regtest_print_goroutines", false, "whether to print goroutines info on failure")
-)
-
-func defaultRegtestTimeout() time.Duration {
-	s := os.Getenv("GOPLS_REGTEST_TIMEOUT")
-	if s == "" {
-		return 0
-	}
-	d, err := time.ParseDuration(s)
-	if err != nil {
-		fmt.Fprintf(os.Stderr, "invalid GOPLS_REGTEST_TIMEOUT %q: %v\n", s, err)
-		os.Exit(2)
-	}
-	return d
-}
-
-var runner *Runner
-
-type regtestRunner interface {
-	Run(t *testing.T, files string, f TestFunc)
-}
-
-func Run(t *testing.T, files string, f TestFunc) {
-	runner.Run(t, files, f)
-}
-
-func WithOptions(opts ...RunOption) configuredRunner {
-	return configuredRunner{opts: opts}
-}
-
-type configuredRunner struct {
-	opts []RunOption
-}
-
-func (r configuredRunner) Run(t *testing.T, files string, f TestFunc) {
-	runner.Run(t, files, f, r.opts...)
-}
-
-type RunMultiple []struct {
-	Name   string
-	Runner regtestRunner
-}
-
-func (r RunMultiple) Run(t *testing.T, files string, f TestFunc) {
-	for _, runner := range r {
-		t.Run(runner.Name, func(t *testing.T) {
-			runner.Runner.Run(t, files, f)
-		})
-	}
-}
-
-// The regtests run significantly slower on these operating systems, due to (we
-// believe) kernel locking behavior. Only run in singleton mode on these
-// operating system when using -short.
-var slowGOOS = map[string]bool{
-	"darwin":  true,
-	"openbsd": true,
-	"plan9":   true,
-}
-
-func DefaultModes() Mode {
-	normal := Singleton | Experimental
-	if slowGOOS[runtime.GOOS] && testing.Short() {
-		normal = Singleton
-	}
-	if *runSubprocessTests {
-		return normal | SeparateProcess
-	}
-	return normal
-}
-
-// Main sets up and tears down the shared regtest state.
-func Main(m *testing.M, hook func(*source.Options)) {
-	testenv.ExitIfSmallMachine()
-
-	// Disable GOPACKAGESDRIVER, as it can cause spurious test failures.
-	os.Setenv("GOPACKAGESDRIVER", "off")
-
-	flag.Parse()
-	if os.Getenv("_GOPLS_TEST_BINARY_RUN_AS_GOPLS") == "true" {
-		tool.Main(context.Background(), cmd.New("gopls", "", nil, nil), os.Args[1:])
-		os.Exit(0)
-	}
-
-	runner = &Runner{
-		DefaultModes:             DefaultModes(),
-		Timeout:                  *regtestTimeout,
-		PrintGoroutinesOnFailure: *printGoroutinesOnFailure,
-		SkipCleanup:              *skipCleanup,
-		OptionsHook:              hook,
-	}
-	if *runSubprocessTests {
-		goplsPath := *goplsBinaryPath
-		if goplsPath == "" {
-			var err error
-			goplsPath, err = os.Executable()
-			if err != nil {
-				panic(fmt.Sprintf("finding test binary path: %v", err))
-			}
-		}
-		runner.GoplsPath = goplsPath
-	}
-	dir, err := ioutil.TempDir("", "gopls-regtest-")
-	if err != nil {
-		panic(fmt.Errorf("creating regtest temp directory: %v", err))
-	}
-	runner.TempDir = dir
-
-	code := m.Run()
-	if err := runner.Close(); err != nil {
-		fmt.Fprintf(os.Stderr, "closing test runner: %v\n", err)
-		// Regtest cleanup is broken in go1.12 and earlier, and sometimes flakes on
-		// Windows due to file locking, but this is OK for our CI.
-		//
-		// Fail on go1.13+, except for windows and android which have shutdown problems.
-		if testenv.Go1Point() >= 13 && runtime.GOOS != "windows" && runtime.GOOS != "android" {
-			os.Exit(1)
-		}
-	}
-	os.Exit(code)
-}