blob: 5f16ae7467a4a1e6f4d0f0533729b5eebe47d92b [file] [log] [blame]
package regtest
import (
"io/ioutil"
"os"
"path/filepath"
"strings"
"testing"
"golang.org/x/tools/internal/lsp/fake"
"golang.org/x/tools/internal/testenv"
)
func TestIssue38815(t *testing.T) {
const needs = `
-- go.mod --
module foo
-- a.go --
package main
func f() {}
`
const ntest = `package main
func TestZ(t *testing.T) {
f()
}
`
const want = `package main
import "testing"
func TestZ(t *testing.T) {
f()
}
`
// it was returning
// "package main\nimport \"testing\"\npackage main..."
runner.Run(t, needs, func(t *testing.T, env *Env) {
env.CreateBuffer("a_test.go", ntest)
env.SaveBuffer("a_test.go")
got := env.Editor.BufferText("a_test.go")
if want != got {
t.Errorf("got\n%q, wanted\n%q", got, want)
}
})
}
func TestVim1(t *testing.T) {
const vim1 = `package main
import "fmt"
var foo = 1
var bar = 2
func main() {
fmt.Printf("This is a test %v\n", foo)
fmt.Printf("This is another test %v\n", foo)
fmt.Printf("This is also a test %v\n", foo)
}
`
// The file remains unchanged, but if there are any CodeActions returned, they confuse vim.
// Therefore check for no CodeActions
runner.Run(t, "", func(t *testing.T, env *Env) {
env.CreateBuffer("main.go", vim1)
env.OrganizeImports("main.go")
actions := env.CodeAction("main.go")
if len(actions) > 0 {
got := env.Editor.BufferText("main.go")
t.Errorf("unexpected actions %#v", actions)
if got == vim1 {
t.Errorf("no changes")
} else {
t.Errorf("got\n%q", got)
t.Errorf("was\n%q", vim1)
}
}
})
}
func TestVim2(t *testing.T) {
const vim2 = `package main
import (
"fmt"
"example.com/blah"
"rubbish.com/useless"
)
func main() {
fmt.Println(blah.Name, useless.Name)
}
`
runner.Run(t, "", func(t *testing.T, env *Env) {
env.CreateBuffer("main.go", vim2)
env.OrganizeImports("main.go")
actions := env.CodeAction("main.go")
if len(actions) > 0 {
t.Errorf("unexpected actions %#v", actions)
}
})
}
func TestGOMODCACHE(t *testing.T) {
const proxy = `
-- example.com@v1.2.3/go.mod --
module example.com
go 1.12
-- example.com@v1.2.3/x/x.go --
package x
const X = 1
-- example.com@v1.2.3/y/y.go --
package y
const Y = 2
`
const files = `
-- go.mod --
module mod.com
require example.com v1.2.3
-- main.go --
package main
import "example.com/x"
var _, _ = x.X, y.Y
`
testenv.NeedsGo1Point(t, 15)
modcache, err := ioutil.TempDir("", "TestGOMODCACHE-modcache")
if err != nil {
t.Fatal(err)
}
defer os.RemoveAll(modcache)
editorConfig := fake.EditorConfig{Env: map[string]string{"GOMODCACHE": modcache}}
withOptions(
WithEditorConfig(editorConfig),
WithProxyFiles(proxy),
).run(t, files, func(t *testing.T, env *Env) {
env.OpenFile("main.go")
env.Await(env.DiagnosticAtRegexp("main.go", `y.Y`))
env.SaveBuffer("main.go")
env.Await(EmptyDiagnostics("main.go"))
path, _ := env.GoToDefinition("main.go", env.RegexpSearch("main.go", `y.(Y)`))
if !strings.HasPrefix(path, filepath.ToSlash(modcache)) {
t.Errorf("found module dependency outside of GOMODCACHE: got %v, wanted subdir of %v", path, filepath.ToSlash(modcache))
}
})
}