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https://github.com/golang/go
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4e4aced336
Fixes golang/go#38207 Change-Id: I78396814a2e6a3ccecc860953ac6892ffa1b68e8 Reviewed-on: https://go-review.googlesource.com/c/tools/+/226960 Run-TryBot: Rebecca Stambler <rstambler@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Robert Findley <rfindley@google.com>
125 lines
3.1 KiB
Go
125 lines
3.1 KiB
Go
// Copyright 2020 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build 1.14
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package regtest
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import (
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"testing"
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"golang.org/x/tools/internal/lsp/fake"
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"golang.org/x/tools/internal/lsp/protocol"
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)
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const ardanLabsProxy = `
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-- github.com/ardanlabs/conf@v1.2.3/go.mod --
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module github.com/ardanlabs/conf
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go 1.12
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-- github.com/ardanlabs/conf@v1.2.3/conf.go --
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package conf
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var ErrHelpWanted error
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`
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// -modfile flag that is used to provide modfile diagnostics is only available
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// with 1.14.
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func Test_Issue38211(t *testing.T) {
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const ardanLabs = `
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-- go.mod --
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module mod.com
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go 1.14
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-- main.go --
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package main
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import "github.com/ardanlabs/conf"
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func main() {
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_ = conf.ErrHelpWanted
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}
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`
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runner.Run(t, ardanLabs, func(t *testing.T, env *Env) {
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// Expect a diagnostic with a suggested fix to add
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// "github.com/ardanlabs/conf" to the go.mod file.
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env.OpenFile("go.mod")
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env.OpenFile("main.go")
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metBy := env.Await(
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env.DiagnosticAtRegexp("main.go", `"github.com/ardanlabs/conf"`),
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)
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d, ok := metBy[0].(*protocol.PublishDiagnosticsParams)
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if !ok {
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t.Fatalf("unexpected type for metBy (%T)", metBy)
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}
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env.ApplyQuickFixes("main.go", d.Diagnostics)
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env.SaveBuffer("go.mod")
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env.Await(
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EmptyDiagnostics("main.go"),
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)
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// Comment out the line that depends on conf and expect a
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// diagnostic and a fix to remove the import.
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env.RegexpReplace("main.go", "_ = conf.ErrHelpWanted", "//_ = conf.ErrHelpWanted")
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env.Await(
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env.DiagnosticAtRegexp("main.go", `"github.com/ardanlabs/conf"`),
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)
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env.SaveBuffer("main.go")
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// Expect a diagnostic and fix to remove the dependency in the go.mod.
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metBy = env.Await(
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EmptyDiagnostics("main.go"),
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env.DiagnosticAtRegexp("go.mod", "require github.com/ardanlabs/conf"),
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)
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d, ok = metBy[1].(*protocol.PublishDiagnosticsParams)
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if !ok {
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t.Fatalf("unexpected type for metBy (%T)", metBy)
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}
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env.ApplyQuickFixes("go.mod", d.Diagnostics)
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env.SaveBuffer("go.mod")
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env.Await(
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EmptyDiagnostics("go.mod"),
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)
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// Uncomment the lines and expect a new diagnostic for the import.
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env.RegexpReplace("main.go", "//_ = conf.ErrHelpWanted", "_ = conf.ErrHelpWanted")
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env.SaveBuffer("main.go")
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env.Await(
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env.DiagnosticAtRegexp("main.go", `"github.com/ardanlabs/conf"`),
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)
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}, WithProxy(ardanLabsProxy))
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}
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// Test for golang/go#38207.
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func TestNewModule_Issue38207(t *testing.T) {
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const emptyFile = `
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-- go.mod --
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module mod.com
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go 1.12
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-- main.go --
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`
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runner.Run(t, emptyFile, func(t *testing.T, env *Env) {
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env.OpenFile("main.go")
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env.OpenFile("go.mod")
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env.EditBuffer("main.go", fake.NewEdit(0, 0, 0, 0, `package main
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import "github.com/ardanlabs/conf"
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func main() {
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_ = conf.ErrHelpWanted
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}
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`))
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env.SaveBuffer("main.go")
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metBy := env.Await(
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env.DiagnosticAtRegexp("main.go", `"github.com/ardanlabs/conf"`),
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)
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d, ok := metBy[0].(*protocol.PublishDiagnosticsParams)
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if !ok {
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t.Fatalf("unexpected type for diagnostics (%T)", d)
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}
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env.ApplyQuickFixes("main.go", d.Diagnostics)
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env.Await(
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EmptyDiagnostics("main.go"),
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)
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}, WithProxy(ardanLabsProxy))
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}
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