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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 workspace
import (
"testing"
. "golang.org/x/tools/gopls/internal/lsp/regtest"
"golang.org/x/tools/internal/testenv"
)
// TODO(rfindley): move workspace tests related to metadata bugs into this
// file.
func TestFixImportDecl(t *testing.T) {
const src = `
-- go.mod --
module mod.test
go 1.12
-- p.go --
package p
import (
_ "fmt"
const C = 42
`
Run(t, src, func(t *testing.T, env *Env) {
env.OpenFile("p.go")
env.RegexpReplace("p.go", "\"fmt\"", "\"fmt\"\n)")
env.Await(OnceMet(
env.DoneWithChange(),
EmptyDiagnostics("p.go"),
))
})
}
// Test that moving ignoring a file via build constraints causes diagnostics to
// be resolved.
func TestIgnoreFile(t *testing.T) {
testenv.NeedsGo1Point(t, 17) // needs native overlays and support for go:build directives
const src = `
-- go.mod --
module mod.test
go 1.12
-- foo.go --
package main
func main() {}
-- bar.go --
package main
func main() {}
`
WithOptions(
// TODO(golang/go#54180): we don't run in 'experimental' mode here, because
// with "experimentalUseInvalidMetadata", this test fails because the
// orphaned bar.go is diagnosed using stale metadata, and then not
// re-diagnosed when new metadata arrives.
//
// We could fix this by re-running diagnostics after a load, but should
// consider whether that is worthwhile.
Modes(Default),
).Run(t, src, func(t *testing.T, env *Env) {
env.OpenFile("foo.go")
env.OpenFile("bar.go")
env.Await(
OnceMet(
env.DoneWithOpen(),
env.DiagnosticAtRegexp("foo.go", "func (main)"),
env.DiagnosticAtRegexp("bar.go", "func (main)"),
),
)
// Ignore bar.go. This should resolve diagnostics.
env.RegexpReplace("bar.go", "package main", "//go:build ignore\n\npackage main")
// To make this test pass with experimentalUseInvalidMetadata, we could make
// an arbitrary edit that invalidates the snapshot, at which point the
// orphaned diagnostics will be invalidated.
//
// But of course, this should not be necessary: we should invalidate stale
// information when fresh metadata arrives.
// env.RegexpReplace("foo.go", "package main", "package main // test")
env.Await(
OnceMet(
env.DoneWithChange(),
EmptyDiagnostics("foo.go"),
EmptyDiagnostics("bar.go"),
),
)
// If instead of 'ignore' (which gopls treats as a standalone package) we
// used a different build tag, we should get a warning about having no
// packages for bar.go
env.RegexpReplace("bar.go", "ignore", "excluded")
env.Await(
OnceMet(
env.DoneWithChange(),
env.DiagnosticAtRegexpWithMessage("bar.go", "package (main)", "No packages"),
),
)
})
}
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