| // 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 regtest |
| |
| import ( |
| "testing" |
| |
| "golang.org/x/tools/internal/lsp" |
| "golang.org/x/tools/internal/lsp/protocol" |
| "golang.org/x/tools/internal/lsp/tests" |
| "golang.org/x/tools/internal/testenv" |
| ) |
| |
| const proxy = ` |
| -- example.com@v1.2.3/go.mod -- |
| module example.com |
| |
| go 1.12 |
| -- example.com@v1.2.3/blah/blah.go -- |
| package blah |
| |
| const Name = "Blah" |
| ` |
| |
| func TestModFileModification(t *testing.T) { |
| testenv.NeedsGo1Point(t, 14) |
| |
| const untidyModule = ` |
| -- go.mod -- |
| module mod.com |
| |
| -- main.go -- |
| package main |
| |
| import "example.com/blah" |
| |
| func main() { |
| fmt.Println(blah.Name) |
| }` |
| runner.Run(t, untidyModule, func(t *testing.T, env *Env) { |
| // Open the file and make sure that the initial workspace load does not |
| // modify the go.mod file. |
| goModContent := env.ReadWorkspaceFile("go.mod") |
| env.OpenFile("main.go") |
| env.Await( |
| env.DiagnosticAtRegexp("main.go", "\"example.com/blah\""), |
| ) |
| if got := env.ReadWorkspaceFile("go.mod"); got != goModContent { |
| t.Fatalf("go.mod changed on disk:\n%s", tests.Diff(goModContent, got)) |
| } |
| // Save the buffer, which will format and organize imports. |
| // Confirm that the go.mod file still does not change. |
| env.SaveBuffer("main.go") |
| env.Await( |
| env.DiagnosticAtRegexp("main.go", "\"example.com/blah\""), |
| ) |
| if got := env.ReadWorkspaceFile("go.mod"); got != goModContent { |
| t.Fatalf("go.mod changed on disk:\n%s", tests.Diff(goModContent, got)) |
| } |
| }, WithProxy(proxy)) |
| } |
| |
| func TestIndirectDependencyFix(t *testing.T) { |
| testenv.NeedsGo1Point(t, 14) |
| |
| const mod = ` |
| -- go.mod -- |
| module mod.com |
| |
| go 1.12 |
| |
| require example.com v1.2.3 // indirect |
| -- main.go -- |
| package main |
| |
| import "example.com/blah" |
| |
| func main() { |
| fmt.Println(blah.Name) |
| ` |
| const want = `module mod.com |
| |
| go 1.12 |
| |
| require example.com v1.2.3 |
| ` |
| runner.Run(t, mod, func(t *testing.T, env *Env) { |
| env.OpenFile("go.mod") |
| d := env.Await( |
| env.DiagnosticAtRegexp("go.mod", "// indirect"), |
| ) |
| if len(d) == 0 { |
| t.Fatalf("no diagnostics") |
| } |
| params, ok := d[0].(*protocol.PublishDiagnosticsParams) |
| if !ok { |
| t.Fatalf("expected diagnostic of type PublishDiagnosticParams, got %T", d[0]) |
| } |
| env.ApplyQuickFixes("go.mod", params.Diagnostics) |
| if got := env.Editor.BufferText("go.mod"); got != want { |
| t.Fatalf("unexpected go.mod content:\n%s", tests.Diff(want, got)) |
| } |
| }, WithProxy(proxy)) |
| } |
| |
| // Test to reproduce golang/go#39041. It adds a new require to a go.mod file |
| // that already has an unused require. |
| func TestNewDepWithUnusedDep(t *testing.T) { |
| testenv.NeedsGo1Point(t, 14) |
| |
| const proxy = ` |
| -- github.com/esimov/caire@v1.2.5/go.mod -- |
| module github.com/esimov/caire |
| |
| go 1.12 |
| -- github.com/esimov/caire@v1.2.5/caire.go -- |
| package caire |
| |
| func RemoveTempImage() {} |
| -- google.golang.org/protobuf@v1.20.0/go.mod -- |
| module google.golang.org/protobuf |
| |
| go 1.12 |
| -- google.golang.org/protobuf@v1.20.0/hello/hello.go -- |
| package hello |
| ` |
| const repro = ` |
| -- go.mod -- |
| module mod.com |
| |
| go 1.14 |
| |
| require google.golang.org/protobuf v1.20.0 |
| -- main.go -- |
| package main |
| |
| import ( |
| "github.com/esimov/caire" |
| ) |
| |
| func _() { |
| caire.RemoveTempImage() |
| }` |
| runner.Run(t, repro, func(t *testing.T, env *Env) { |
| env.OpenFile("go.mod") |
| env.OpenFile("main.go") |
| d := env.Await( |
| env.DiagnosticAtRegexp("main.go", `"github.com/esimov/caire"`), |
| ) |
| if len(d) == 0 { |
| t.Fatalf("no diagnostics") |
| } |
| params, ok := d[0].(*protocol.PublishDiagnosticsParams) |
| if !ok { |
| t.Fatalf("expected diagnostic of type PublishDiagnosticParams, got %T", d[0]) |
| } |
| env.ApplyQuickFixes("main.go", params.Diagnostics) |
| want := `module mod.com |
| |
| go 1.14 |
| |
| require ( |
| github.com/esimov/caire v1.2.5 |
| google.golang.org/protobuf v1.20.0 |
| ) |
| ` |
| if got := env.Editor.BufferText("go.mod"); got != want { |
| t.Fatalf("TestNewDepWithUnusedDep failed:\n%s", tests.Diff(want, got)) |
| } |
| }, WithProxy(proxy)) |
| } |
| |
| // TODO: For this test to be effective, the sandbox's file watcher must respect |
| // the file watching GlobPattern in the capability registration. See |
| // golang/go#39384. |
| func TestModuleChangesOnDisk(t *testing.T) { |
| testenv.NeedsGo1Point(t, 14) |
| |
| const mod = ` |
| -- go.mod -- |
| module mod.com |
| |
| go 1.12 |
| |
| require example.com v1.2.3 |
| -- main.go -- |
| package main |
| |
| func main() { |
| fmt.Println(blah.Name) |
| ` |
| const want = `module mod.com |
| |
| go 1.12 |
| ` |
| runner.Run(t, mod, func(t *testing.T, env *Env) { |
| env.Await( |
| CompletedWork(lsp.DiagnosticWorkTitle(lsp.FromInitialWorkspaceLoad), 1), |
| env.DiagnosticAtRegexp("go.mod", "require"), |
| ) |
| env.Sandbox.RunGoCommand(env.Ctx, "mod", "tidy") |
| env.Await( |
| EmptyDiagnostics("go.mod"), |
| ) |
| }, WithProxy(proxy)) |
| } |