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// Copyright 2022 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 misc
import (
"testing"
"golang.org/x/tools/gopls/internal/lsp/protocol"
. "golang.org/x/tools/gopls/internal/lsp/regtest"
"golang.org/x/tools/gopls/internal/lsp/source"
)
func TestWorkspaceSymbolMissingMetadata(t *testing.T) {
const files = `
-- go.mod --
module mod.com
go 1.17
-- a.go --
package p
const C1 = "a.go"
-- exclude.go --
//go:build exclude
// +build exclude
package exclude
const C2 = "exclude.go"
`
Run(t, files, func(t *testing.T, env *Env) {
env.OpenFile("a.go")
syms := env.Symbol("C")
if got, want := len(syms), 1; got != want {
t.Errorf("got %d symbols, want %d", got, want)
}
// Opening up an ignored file will result in an overlay with missing
// metadata, but this shouldn't break workspace symbols requests.
env.OpenFile("exclude.go")
syms = env.Symbol("C")
if got, want := len(syms), 1; got != want {
t.Errorf("got %d symbols, want %d", got, want)
}
})
}
func TestWorkspaceSymbolSorting(t *testing.T) {
const files = `
-- go.mod --
module mod.com
go 1.17
-- a/a.go --
package a
const (
Foo = iota
FooBar
Fooey
Fooex
Fooest
)
`
var symbolMatcher = string(source.SymbolFastFuzzy)
WithOptions(
Settings{"symbolMatcher": symbolMatcher},
).Run(t, files, func(t *testing.T, env *Env) {
want := []string{
"Foo", // prefer exact segment matches first
"FooBar", // ...followed by exact word matches
"Fooex", // shorter than Fooest, FooBar, lexically before Fooey
"Fooey", // shorter than Fooest, Foobar
"Fooest",
}
got := env.Symbol("Foo")
compareSymbols(t, got, want...)
})
}
func TestWorkspaceSymbolSpecialPatterns(t *testing.T) {
const files = `
-- go.mod --
module mod.com
go 1.17
-- a/a.go --
package a
const (
AxxBxxCxx
ABC
)
`
var symbolMatcher = string(source.SymbolFastFuzzy)
WithOptions(
Settings{"symbolMatcher": symbolMatcher},
).Run(t, files, func(t *testing.T, env *Env) {
compareSymbols(t, env.Symbol("ABC"), "ABC", "AxxBxxCxx")
compareSymbols(t, env.Symbol("'ABC"), "ABC")
compareSymbols(t, env.Symbol("^mod.com"), "mod.com/a.ABC", "mod.com/a.AxxBxxCxx")
compareSymbols(t, env.Symbol("^mod.com Axx"), "mod.com/a.AxxBxxCxx")
compareSymbols(t, env.Symbol("C$"), "ABC")
})
}
func compareSymbols(t *testing.T, got []protocol.SymbolInformation, want ...string) {
t.Helper()
if len(got) != len(want) {
t.Errorf("got %d symbols, want %d", len(got), len(want))
}
for i := range got {
if got[i].Name != want[i] {
t.Errorf("got[%d] = %q, want %q", i, got[i].Name, want[i])
}
}
}
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