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internal/lsp: export DiffSymbols to avoid duplication

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Change-Id: I9002d19067011e0fcff22782eebc593a124594c3
Reviewed-on: https://go-review.googlesource.com/c/tools/+/218137
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
This commit is contained in:
emahiro 2020-02-06 18:51:53 +09:00 committed by Rebecca Stambler
parent 222e5d4b1b
commit f8c9a4c3ab
3 changed files with 61 additions and 90 deletions
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46
internal/lsp/lsp_test.go
View File

@ -5,7 +5,6 @@
package lsp
import (
"bytes"
"context"
"fmt"
"go/token"
@ -769,54 +768,11 @@ func (r *runner) Symbols(t *testing.T, uri span.URI, expectedSymbols []protocol.
t.Errorf("want %d top-level symbols in %v, got %d", len(expectedSymbols), uri, len(symbols))
return
}
if diff := r.diffSymbols(t, uri, expectedSymbols, symbols); diff != "" {
if diff := tests.DiffSymbols(t, uri, expectedSymbols, symbols); diff != "" {
t.Error(diff)
}
}
func (r *runner) diffSymbols(t *testing.T, uri span.URI, want []protocol.DocumentSymbol, got []protocol.DocumentSymbol) string {
sort.Slice(want, func(i, j int) bool { return want[i].Name < want[j].Name })
sort.Slice(got, func(i, j int) bool { return got[i].Name < got[j].Name })
if len(got) != len(want) {
return summarizeSymbols(t, -1, want, got, "different lengths got %v want %v", len(got), len(want))
}
for i, w := range want {
g := got[i]
if w.Name != g.Name {
return summarizeSymbols(t, i, want, got, "incorrect name got %v want %v", g.Name, w.Name)
}
if w.Kind != g.Kind {
return summarizeSymbols(t, i, want, got, "incorrect kind got %v want %v", g.Kind, w.Kind)
}
if protocol.CompareRange(g.SelectionRange, w.SelectionRange) != 0 {
return summarizeSymbols(t, i, want, got, "incorrect span got %v want %v", g.SelectionRange, w.SelectionRange)
}
if msg := r.diffSymbols(t, uri, w.Children, g.Children); msg != "" {
return fmt.Sprintf("children of %s: %s", w.Name, msg)
}
}
return ""
}
func summarizeSymbols(t *testing.T, i int, want, got []protocol.DocumentSymbol, reason string, args ...interface{}) string {
msg := &bytes.Buffer{}
fmt.Fprint(msg, "document symbols failed")
if i >= 0 {
fmt.Fprintf(msg, " at %d", i)
}
fmt.Fprint(msg, " because of ")
fmt.Fprintf(msg, reason, args...)
fmt.Fprint(msg, ":\nexpected:\n")
for _, s := range want {
fmt.Fprintf(msg, " %v %v %v\n", s.Name, s.Kind, s.SelectionRange)
}
fmt.Fprintf(msg, "got:\n")
for _, s := range got {
fmt.Fprintf(msg, " %v %v %v\n", s.Name, s.Kind, s.SelectionRange)
}
return msg.String()
}
func (r *runner) WorkspaceSymbols(t *testing.T, query string, expectedSymbols []protocol.SymbolInformation, dirs map[string]struct{}) {
params := &protocol.WorkspaceSymbolParams{
Query: query,

46
internal/lsp/source/source_test.go
View File

@ -5,7 +5,6 @@
package source_test
import (
"bytes"
"context"
"fmt"
"os"
@ -793,54 +792,11 @@ func (r *runner) Symbols(t *testing.T, uri span.URI, expectedSymbols []protocol.
t.Errorf("want %d top-level symbols in %v, got %d", len(expectedSymbols), uri, len(symbols))
return
}
if diff := r.diffSymbols(t, uri, expectedSymbols, symbols); diff != "" {
if diff := tests.DiffSymbols(t, uri, expectedSymbols, symbols); diff != "" {
t.Error(diff)
}
}
func (r *runner) diffSymbols(t *testing.T, uri span.URI, want, got []protocol.DocumentSymbol) string {
sort.Slice(want, func(i, j int) bool { return want[i].Name < want[j].Name })
sort.Slice(got, func(i, j int) bool { return got[i].Name < got[j].Name })
if len(got) != len(want) {
return summarizeSymbols(t, -1, want, got, "different lengths got %v want %v", len(got), len(want))
}
for i, w := range want {
g := got[i]
if w.Name != g.Name {
return summarizeSymbols(t, i, want, got, "incorrect name got %v want %v", g.Name, w.Name)
}
if w.Kind != g.Kind {
return summarizeSymbols(t, i, want, got, "incorrect kind got %v want %v", g.Kind, w.Kind)
}
if protocol.CompareRange(w.SelectionRange, g.SelectionRange) != 0 {
return summarizeSymbols(t, i, want, got, "incorrect span got %v want %v", g.SelectionRange, w.SelectionRange)
}
if msg := r.diffSymbols(t, uri, w.Children, g.Children); msg != "" {
return fmt.Sprintf("children of %s: %s", w.Name, msg)
}
}
return ""
}
func summarizeSymbols(t *testing.T, i int, want, got []protocol.DocumentSymbol, reason string, args ...interface{}) string {
msg := &bytes.Buffer{}
fmt.Fprint(msg, "document symbols failed")
if i >= 0 {
fmt.Fprintf(msg, " at %d", i)
}
fmt.Fprint(msg, " because of ")
fmt.Fprintf(msg, reason, args...)
fmt.Fprint(msg, ":\nexpected:\n")
for _, s := range want {
fmt.Fprintf(msg, " %v %v %v\n", s.Name, s.Kind, s.SelectionRange)
}
fmt.Fprintf(msg, "got:\n")
for _, s := range got {
fmt.Fprintf(msg, " %v %v %v\n", s.Name, s.Kind, s.SelectionRange)
}
return msg.String()
}
func (r *runner) WorkspaceSymbols(t *testing.T, query string, expectedSymbols []protocol.SymbolInformation, dirs map[string]struct{}) {
symbols, err := source.WorkspaceSymbols(r.ctx, []source.View{r.view}, query)
if err != nil {

59
internal/lsp/tests/symbol.go Normal file
View File

@ -0,0 +1,59 @@
// 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 tests
import (
"bytes"
"fmt"
"sort"
"testing"
"golang.org/x/tools/internal/lsp/protocol"
"golang.org/x/tools/internal/span"
)
// DiffSymbols prints the diff between expected and actual symbols test results.
func DiffSymbols(t *testing.T, uri span.URI, want, got []protocol.DocumentSymbol) string {
sort.Slice(want, func(i, j int) bool { return want[i].Name < want[j].Name })
sort.Slice(got, func(i, j int) bool { return got[i].Name < got[j].Name })
if len(got) != len(want) {
return summarizeSymbols(t, -1, want, got, "different lengths got %v want %v", len(got), len(want))
}
for i, w := range want {
g := got[i]
if w.Name != g.Name {
return summarizeSymbols(t, i, want, got, "incorrect name got %v want %v", g.Name, w.Name)
}
if w.Kind != g.Kind {
return summarizeSymbols(t, i, want, got, "incorrect kind got %v want %v", g.Kind, w.Kind)
}
if protocol.CompareRange(w.SelectionRange, g.SelectionRange) != 0 {
return summarizeSymbols(t, i, want, got, "incorrect span got %v want %v", g.SelectionRange, w.SelectionRange)
}
if msg := DiffSymbols(t, uri, w.Children, g.Children); msg != "" {
return fmt.Sprintf("children of %s: %s", w.Name, msg)
}
}
return ""
}
func summarizeSymbols(t *testing.T, i int, want, got []protocol.DocumentSymbol, reason string, args ...interface{}) string {
msg := &bytes.Buffer{}
fmt.Fprint(msg, "document symbols failed")
if i >= 0 {
fmt.Fprintf(msg, " at %d", i)
}
fmt.Fprint(msg, " because of ")
fmt.Fprintf(msg, reason, args...)
fmt.Fprint(msg, ":\nexpected:\n")
for _, s := range want {
fmt.Fprintf(msg, " %v %v %v\n", s.Name, s.Kind, s.SelectionRange)
}
fmt.Fprintf(msg, "got:\n")
for _, s := range got {
fmt.Fprintf(msg, " %v %v %v\n", s.Name, s.Kind, s.SelectionRange)
}
return msg.String()
}