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go/internal/lsp/cmd/check_test.go
Ian Cottrell 7f54bd5c70 internal/lsp: extract the common test logic
Change-Id: I0a3e8a2837cdeefb3dbbe7b86ed75a32b321797e
Reviewed-on: https://go-review.googlesource.com/c/tools/+/172778
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-04-22 16:50:02 +00:00

66 lines
1.7 KiB
Go

// 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"
"runtime"
"strings"
"testing"
"golang.org/x/tools/internal/lsp/tests"
"golang.org/x/tools/internal/span"
"golang.org/x/tools/internal/tool"
)
func (r *runner) Diagnostics(t *testing.T, data tests.Diagnostics) {
if runtime.GOOS != "linux" || isRace {
t.Skip("currently uses too much memory, see issue #31611")
}
for uri, want := range data {
if len(want) == 1 && want[0].Message == "" {
continue
}
fname, err := uri.Filename()
if err != nil {
t.Fatal(err)
}
args := []string{"-remote=internal"}
args = append(args, "check", fname)
out := captureStdOut(t, func() {
tool.Main(context.Background(), r.app, args)
})
// parse got into a collection of reports
got := map[string]struct{}{}
for _, l := range strings.Split(out, "\n") {
if len(l) == 0 {
continue
}
// parse and reprint to normalize the span
bits := strings.SplitN(l, ": ", 2)
if len(bits) == 2 {
spn := span.Parse(strings.TrimSpace(bits[0]))
spn = span.New(spn.URI(), spn.Start(), span.Point{})
l = fmt.Sprintf("%s: %s", spn, strings.TrimSpace(bits[1]))
}
got[l] = struct{}{}
}
for _, diag := range want {
spn := span.New(diag.Span.URI(), diag.Span.Start(), diag.Span.Start())
expect := fmt.Sprintf("%v: %v", spn, diag.Message)
_, found := got[expect]
if !found {
t.Errorf("missing diagnostic %q", expect)
} else {
delete(got, expect)
}
}
for extra, _ := range got {
t.Errorf("extra diagnostic %q", extra)
}
}
}