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// Copyright 2019 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 cmd_test
import (
"context"
"fmt"
"os"
"path/filepath"
"regexp"
"runtime"
"testing"
"golang.org/x/tools/go/packages/packagestest"
"golang.org/x/tools/internal/jsonrpc2/servertest"
"golang.org/x/tools/internal/lsp/cache"
"golang.org/x/tools/internal/lsp/cmd"
cmdtest "golang.org/x/tools/internal/lsp/cmd/test"
"golang.org/x/tools/internal/lsp/debug"
"golang.org/x/tools/internal/lsp/lsprpc"
"golang.org/x/tools/internal/lsp/tests"
"golang.org/x/tools/internal/testenv"
)
func TestMain(m *testing.M) {
testenv.ExitIfSmallMachine()
os.Exit(m.Run())
}
func TestCommandLine(t *testing.T) {
packagestest.TestAll(t, testCommandLine)
}
func testCommandLine(t *testing.T, exporter packagestest.Exporter) {
ctx := tests.Context(t)
ts := testServer(ctx)
data := tests.Load(t, exporter, "../testdata")
for _, datum := range data {
defer datum.Exported.Cleanup()
t.Run(tests.FormatFolderName(datum.Folder), func(t *testing.T) {
t.Helper()
tests.Run(t, cmdtest.NewRunner(exporter, datum, ctx, ts.Addr, nil), datum)
})
}
}
func testServer(ctx context.Context) *servertest.TCPServer {
ctx = debug.WithInstance(ctx, "", "")
cache := cache.New(ctx, nil)
ss := lsprpc.NewStreamServer(cache)
return servertest.NewTCPServer(ctx, ss)
}
func TestDefinitionHelpExample(t *testing.T) {
// TODO: https://golang.org/issue/32794.
t.Skip()
if runtime.GOOS == "android" {
t.Skip("not all source files are available on android")
}
dir, err := os.Getwd()
if err != nil {
t.Errorf("could not get wd: %v", err)
return
}
ctx := tests.Context(t)
ts := testServer(ctx)
thisFile := filepath.Join(dir, "definition.go")
baseArgs := []string{"query", "definition"}
expect := regexp.MustCompile(`(?s)^[\w/\\:_-]+flag[/\\]flag.go:\d+:\d+-\d+: defined here as FlagSet struct {.*}$`)
for _, query := range []string{
fmt.Sprintf("%v:%v:%v", thisFile, cmd.ExampleLine, cmd.ExampleColumn),
fmt.Sprintf("%v:#%v", thisFile, cmd.ExampleOffset)} {
args := append(baseArgs, query)
r := cmdtest.NewRunner(nil, nil, ctx, ts.Addr, nil)
got, _ := r.NormalizeGoplsCmd(t, args...)
if !expect.MatchString(got) {
t.Errorf("test with %v\nexpected:\n%s\ngot:\n%s", args, expect, got)
}
}
}