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tests.go
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tests.go
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// Copyright 2019 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 tests exports functionality to be used across a variety of gopls tests.
package tests
import (
"bytes"
"context"
"flag"
"fmt"
"go/ast"
"go/token"
"io/ioutil"
"os"
"path/filepath"
"regexp"
"sort"
"strconv"
"strings"
"sync"
"testing"
"time"
"github.com/system-pclub/GCatch/GCatch/tools/go/expect"
"github.com/system-pclub/GCatch/GCatch/tools/go/packages"
"github.com/system-pclub/GCatch/GCatch/tools/go/packages/packagestest"
"github.com/system-pclub/GCatch/GCatch/tools/internal/lsp/command"
"github.com/system-pclub/GCatch/GCatch/tools/internal/lsp/protocol"
"github.com/system-pclub/GCatch/GCatch/tools/internal/lsp/source"
"github.com/system-pclub/GCatch/GCatch/tools/internal/lsp/source/completion"
"github.com/system-pclub/GCatch/GCatch/tools/internal/span"
"github.com/system-pclub/GCatch/GCatch/tools/internal/testenv"
"github.com/system-pclub/GCatch/GCatch/tools/internal/typeparams"
"github.com/system-pclub/GCatch/GCatch/tools/txtar"
)
const (
overlayFileSuffix = ".overlay"
goldenFileSuffix = ".golden"
inFileSuffix = ".in"
testModule = "github.com/system-pclub/GCatch/GCatch/tools/internal/lsp"
)
var summaryFile = "summary.txt"
func init() {
if typeparams.Enabled {
summaryFile = "summary_go1.18.txt"
}
}
var UpdateGolden = flag.Bool("golden", false, "Update golden files")
type CallHierarchy map[span.Span]*CallHierarchyResult
type CodeLens map[span.URI][]protocol.CodeLens
type Diagnostics map[span.URI][]*source.Diagnostic
type CompletionItems map[token.Pos]*completion.CompletionItem
type Completions map[span.Span][]Completion
type CompletionSnippets map[span.Span][]CompletionSnippet
type UnimportedCompletions map[span.Span][]Completion
type DeepCompletions map[span.Span][]Completion
type FuzzyCompletions map[span.Span][]Completion
type CaseSensitiveCompletions map[span.Span][]Completion
type RankCompletions map[span.Span][]Completion
type FoldingRanges []span.Span
type Formats []span.Span
type Imports []span.Span
type SemanticTokens []span.Span
type SuggestedFixes map[span.Span][]string
type FunctionExtractions map[span.Span]span.Span
type MethodExtractions map[span.Span]span.Span
type Definitions map[span.Span]Definition
type Implementations map[span.Span][]span.Span
type Highlights map[span.Span][]span.Span
type References map[span.Span][]span.Span
type Renames map[span.Span]string
type PrepareRenames map[span.Span]*source.PrepareItem
type Symbols map[span.URI][]protocol.DocumentSymbol
type SymbolsChildren map[string][]protocol.DocumentSymbol
type SymbolInformation map[span.Span]protocol.SymbolInformation
type WorkspaceSymbols map[WorkspaceSymbolsTestType]map[span.URI][]string
type Signatures map[span.Span]*protocol.SignatureHelp
type Links map[span.URI][]Link
type AddImport map[span.URI]string
type Hovers map[span.Span]string
type Data struct {
Config packages.Config
Exported *packagestest.Exported
CallHierarchy CallHierarchy
CodeLens CodeLens
Diagnostics Diagnostics
CompletionItems CompletionItems
Completions Completions
CompletionSnippets CompletionSnippets
UnimportedCompletions UnimportedCompletions
DeepCompletions DeepCompletions
FuzzyCompletions FuzzyCompletions
CaseSensitiveCompletions CaseSensitiveCompletions
RankCompletions RankCompletions
FoldingRanges FoldingRanges
Formats Formats
Imports Imports
SemanticTokens SemanticTokens
SuggestedFixes SuggestedFixes
FunctionExtractions FunctionExtractions
MethodExtractions MethodExtractions
Definitions Definitions
Implementations Implementations
Highlights Highlights
References References
Renames Renames
PrepareRenames PrepareRenames
Symbols Symbols
symbolsChildren SymbolsChildren
symbolInformation SymbolInformation
WorkspaceSymbols WorkspaceSymbols
Signatures Signatures
Links Links
AddImport AddImport
Hovers Hovers
t testing.TB
fragments map[string]string
dir string
golden map[string]*Golden
mode string
ModfileFlagAvailable bool
mappersMu sync.Mutex
mappers map[span.URI]*protocol.ColumnMapper
}
type Tests interface {
CallHierarchy(*testing.T, span.Span, *CallHierarchyResult)
CodeLens(*testing.T, span.URI, []protocol.CodeLens)
Diagnostics(*testing.T, span.URI, []*source.Diagnostic)
Completion(*testing.T, span.Span, Completion, CompletionItems)
CompletionSnippet(*testing.T, span.Span, CompletionSnippet, bool, CompletionItems)
UnimportedCompletion(*testing.T, span.Span, Completion, CompletionItems)
DeepCompletion(*testing.T, span.Span, Completion, CompletionItems)
FuzzyCompletion(*testing.T, span.Span, Completion, CompletionItems)
CaseSensitiveCompletion(*testing.T, span.Span, Completion, CompletionItems)
RankCompletion(*testing.T, span.Span, Completion, CompletionItems)
FoldingRanges(*testing.T, span.Span)
Format(*testing.T, span.Span)
Import(*testing.T, span.Span)
SemanticTokens(*testing.T, span.Span)
SuggestedFix(*testing.T, span.Span, []string, int)
FunctionExtraction(*testing.T, span.Span, span.Span)
MethodExtraction(*testing.T, span.Span, span.Span)
Definition(*testing.T, span.Span, Definition)
Implementation(*testing.T, span.Span, []span.Span)
Highlight(*testing.T, span.Span, []span.Span)
References(*testing.T, span.Span, []span.Span)
Rename(*testing.T, span.Span, string)
PrepareRename(*testing.T, span.Span, *source.PrepareItem)
Symbols(*testing.T, span.URI, []protocol.DocumentSymbol)
WorkspaceSymbols(*testing.T, span.URI, string, WorkspaceSymbolsTestType)
SignatureHelp(*testing.T, span.Span, *protocol.SignatureHelp)
Link(*testing.T, span.URI, []Link)
AddImport(*testing.T, span.URI, string)
Hover(*testing.T, span.Span, string)
}
type Definition struct {
Name string
IsType bool
OnlyHover bool
Src, Def span.Span
}
type CompletionTestType int
const (
// Default runs the standard completion tests.
CompletionDefault = CompletionTestType(iota)
// Unimported tests the autocompletion of unimported packages.
CompletionUnimported
// Deep tests deep completion.
CompletionDeep
// Fuzzy tests deep completion and fuzzy matching.
CompletionFuzzy
// CaseSensitive tests case sensitive completion.
CompletionCaseSensitive
// CompletionRank candidates in test must be valid and in the right relative order.
CompletionRank
)
type WorkspaceSymbolsTestType int
const (
// Default runs the standard workspace symbols tests.
WorkspaceSymbolsDefault = WorkspaceSymbolsTestType(iota)
// Fuzzy tests workspace symbols with fuzzy matching.
WorkspaceSymbolsFuzzy
// CaseSensitive tests workspace symbols with case sensitive.
WorkspaceSymbolsCaseSensitive
)
type Completion struct {
CompletionItems []token.Pos
}
type CompletionSnippet struct {
CompletionItem token.Pos
PlainSnippet string
PlaceholderSnippet string
}
type CallHierarchyResult struct {
IncomingCalls, OutgoingCalls []protocol.CallHierarchyItem
}
type Link struct {
Src span.Span
Target string
NotePosition token.Position
}
type Golden struct {
Filename string
Archive *txtar.Archive
Modified bool
}
func Context(t testing.TB) context.Context {
return context.Background()
}
func DefaultOptions(o *source.Options) {
o.SupportedCodeActions = map[source.FileKind]map[protocol.CodeActionKind]bool{
source.Go: {
protocol.SourceOrganizeImports: true,
protocol.QuickFix: true,
protocol.RefactorRewrite: true,
protocol.RefactorExtract: true,
protocol.SourceFixAll: true,
},
source.Mod: {
protocol.SourceOrganizeImports: true,
},
source.Sum: {},
source.Tmpl: {},
}
o.UserOptions.Codelenses[string(command.Test)] = true
o.HoverKind = source.SynopsisDocumentation
o.InsertTextFormat = protocol.SnippetTextFormat
o.CompletionBudget = time.Minute
o.HierarchicalDocumentSymbolSupport = true
o.ExperimentalWorkspaceModule = true
o.SemanticTokens = true
}
func RunTests(t *testing.T, dataDir string, includeMultiModule bool, f func(*testing.T, *Data)) {
t.Helper()
modes := []string{"Modules", "GOPATH"}
if includeMultiModule {
modes = append(modes, "MultiModule")
}
for _, mode := range modes {
t.Run(mode, func(t *testing.T) {
t.Helper()
if mode == "MultiModule" {
// Some bug in 1.12 breaks reading markers, and it's not worth figuring out.
testenv.NeedsGo1Point(t, 13)
}
datum := load(t, mode, dataDir)
f(t, datum)
})
}
}
func load(t testing.TB, mode string, dir string) *Data {
t.Helper()
datum := &Data{
CallHierarchy: make(CallHierarchy),
CodeLens: make(CodeLens),
Diagnostics: make(Diagnostics),
CompletionItems: make(CompletionItems),
Completions: make(Completions),
CompletionSnippets: make(CompletionSnippets),
UnimportedCompletions: make(UnimportedCompletions),
DeepCompletions: make(DeepCompletions),
FuzzyCompletions: make(FuzzyCompletions),
RankCompletions: make(RankCompletions),
CaseSensitiveCompletions: make(CaseSensitiveCompletions),
Definitions: make(Definitions),
Implementations: make(Implementations),
Highlights: make(Highlights),
References: make(References),
Renames: make(Renames),
PrepareRenames: make(PrepareRenames),
SuggestedFixes: make(SuggestedFixes),
FunctionExtractions: make(FunctionExtractions),
MethodExtractions: make(MethodExtractions),
Symbols: make(Symbols),
symbolsChildren: make(SymbolsChildren),
symbolInformation: make(SymbolInformation),
WorkspaceSymbols: make(WorkspaceSymbols),
Signatures: make(Signatures),
Links: make(Links),
AddImport: make(AddImport),
Hovers: make(Hovers),
t: t,
dir: dir,
fragments: map[string]string{},
golden: map[string]*Golden{},
mode: mode,
mappers: map[span.URI]*protocol.ColumnMapper{},
}
if !*UpdateGolden {
summary := filepath.Join(filepath.FromSlash(dir), summaryFile+goldenFileSuffix)
if _, err := os.Stat(summary); os.IsNotExist(err) {
t.Fatalf("could not find golden file summary.txt in %#v", dir)
}
archive, err := txtar.ParseFile(summary)
if err != nil {
t.Fatalf("could not read golden file %v/%v: %v", dir, summary, err)
}
datum.golden[summaryFile] = &Golden{
Filename: summary,
Archive: archive,
}
}
files := packagestest.MustCopyFileTree(dir)
// Prune test cases that exercise generics.
if !typeparams.Enabled {
for name := range files {
if strings.Contains(name, "_generics") {
delete(files, name)
}
}
}
overlays := map[string][]byte{}
for fragment, operation := range files {
if trimmed := strings.TrimSuffix(fragment, goldenFileSuffix); trimmed != fragment {
delete(files, fragment)
goldFile := filepath.Join(dir, fragment)
archive, err := txtar.ParseFile(goldFile)
if err != nil {
t.Fatalf("could not read golden file %v: %v", fragment, err)
}
datum.golden[trimmed] = &Golden{
Filename: goldFile,
Archive: archive,
}
} else if trimmed := strings.TrimSuffix(fragment, inFileSuffix); trimmed != fragment {
delete(files, fragment)
files[trimmed] = operation
} else if index := strings.Index(fragment, overlayFileSuffix); index >= 0 {
delete(files, fragment)
partial := fragment[:index] + fragment[index+len(overlayFileSuffix):]
contents, err := ioutil.ReadFile(filepath.Join(dir, fragment))
if err != nil {
t.Fatal(err)
}
overlays[partial] = contents
}
}
modules := []packagestest.Module{
{
Name: testModule,
Files: files,
Overlay: overlays,
},
}
switch mode {
case "Modules":
datum.Exported = packagestest.Export(t, packagestest.Modules, modules)
case "GOPATH":
datum.Exported = packagestest.Export(t, packagestest.GOPATH, modules)
case "MultiModule":
files := map[string]interface{}{}
for k, v := range modules[0].Files {
files[filepath.Join("testmodule", k)] = v
}
modules[0].Files = files
overlays := map[string][]byte{}
for k, v := range modules[0].Overlay {
overlays[filepath.Join("testmodule", k)] = v
}
modules[0].Overlay = overlays
golden := map[string]*Golden{}
for k, v := range datum.golden {
if k == summaryFile {
golden[k] = v
} else {
golden[filepath.Join("testmodule", k)] = v
}
}
datum.golden = golden
datum.Exported = packagestest.Export(t, packagestest.Modules, modules)
default:
panic("unknown mode " + mode)
}
for _, m := range modules {
for fragment := range m.Files {
filename := datum.Exported.File(m.Name, fragment)
datum.fragments[filename] = fragment
}
}
// Turn off go/packages debug logging.
datum.Exported.Config.Logf = nil
datum.Config.Logf = nil
// Merge the exported.Config with the view.Config.
datum.Config = *datum.Exported.Config
datum.Config.Fset = token.NewFileSet()
datum.Config.Context = Context(nil)
datum.Config.ParseFile = func(fset *token.FileSet, filename string, src []byte) (*ast.File, error) {
panic("ParseFile should not be called")
}
// Do a first pass to collect special markers for completion and workspace symbols.
if err := datum.Exported.Expect(map[string]interface{}{
"item": func(name string, r packagestest.Range, _ []string) {
datum.Exported.Mark(name, r)
},
"symbol": func(name string, r packagestest.Range, _ []string) {
datum.Exported.Mark(name, r)
},
}); err != nil {
t.Fatal(err)
}
// Collect any data that needs to be used by subsequent tests.
if err := datum.Exported.Expect(map[string]interface{}{
"codelens": datum.collectCodeLens,
"diag": datum.collectDiagnostics,
"item": datum.collectCompletionItems,
"complete": datum.collectCompletions(CompletionDefault),
"unimported": datum.collectCompletions(CompletionUnimported),
"deep": datum.collectCompletions(CompletionDeep),
"fuzzy": datum.collectCompletions(CompletionFuzzy),
"casesensitive": datum.collectCompletions(CompletionCaseSensitive),
"rank": datum.collectCompletions(CompletionRank),
"snippet": datum.collectCompletionSnippets,
"fold": datum.collectFoldingRanges,
"format": datum.collectFormats,
"import": datum.collectImports,
"semantic": datum.collectSemanticTokens,
"godef": datum.collectDefinitions,
"implementations": datum.collectImplementations,
"typdef": datum.collectTypeDefinitions,
"hoverdef": datum.collectHoverDefinitions,
"hover": datum.collectHovers,
"highlight": datum.collectHighlights,
"refs": datum.collectReferences,
"rename": datum.collectRenames,
"prepare": datum.collectPrepareRenames,
"symbol": datum.collectSymbols,
"signature": datum.collectSignatures,
"link": datum.collectLinks,
"suggestedfix": datum.collectSuggestedFixes,
"extractfunc": datum.collectFunctionExtractions,
"extractmethod": datum.collectMethodExtractions,
"incomingcalls": datum.collectIncomingCalls,
"outgoingcalls": datum.collectOutgoingCalls,
"addimport": datum.collectAddImports,
}); err != nil {
t.Fatal(err)
}
for _, symbols := range datum.Symbols {
for i := range symbols {
children := datum.symbolsChildren[symbols[i].Name]
symbols[i].Children = children
}
}
// Collect names for the entries that require golden files.
if err := datum.Exported.Expect(map[string]interface{}{
"godef": datum.collectDefinitionNames,
"hoverdef": datum.collectDefinitionNames,
"workspacesymbol": datum.collectWorkspaceSymbols(WorkspaceSymbolsDefault),
"workspacesymbolfuzzy": datum.collectWorkspaceSymbols(WorkspaceSymbolsFuzzy),
"workspacesymbolcasesensitive": datum.collectWorkspaceSymbols(WorkspaceSymbolsCaseSensitive),
}); err != nil {
t.Fatal(err)
}
if mode == "MultiModule" {
if err := os.Rename(filepath.Join(datum.Config.Dir, "go.mod"), filepath.Join(datum.Config.Dir, "testmodule/go.mod")); err != nil {
t.Fatal(err)
}
}
return datum
}
func Run(t *testing.T, tests Tests, data *Data) {
t.Helper()
checkData(t, data)
eachCompletion := func(t *testing.T, cases map[span.Span][]Completion, test func(*testing.T, span.Span, Completion, CompletionItems)) {
t.Helper()
for src, exp := range cases {
for i, e := range exp {
t.Run(SpanName(src)+"_"+strconv.Itoa(i), func(t *testing.T) {
t.Helper()
if strings.Contains(t.Name(), "cgo") {
testenv.NeedsTool(t, "cgo")
}
if strings.Contains(t.Name(), "declarecgo") {
testenv.NeedsGo1Point(t, 15)
}
test(t, src, e, data.CompletionItems)
})
}
}
}
t.Run("CallHierarchy", func(t *testing.T) {
t.Helper()
for spn, callHierarchyResult := range data.CallHierarchy {
t.Run(SpanName(spn), func(t *testing.T) {
t.Helper()
tests.CallHierarchy(t, spn, callHierarchyResult)
})
}
})
t.Run("Completion", func(t *testing.T) {
t.Helper()
eachCompletion(t, data.Completions, tests.Completion)
})
t.Run("CompletionSnippets", func(t *testing.T) {
t.Helper()
for _, placeholders := range []bool{true, false} {
for src, expecteds := range data.CompletionSnippets {
for i, expected := range expecteds {
name := SpanName(src) + "_" + strconv.Itoa(i+1)
if placeholders {
name += "_placeholders"
}
t.Run(name, func(t *testing.T) {
t.Helper()
tests.CompletionSnippet(t, src, expected, placeholders, data.CompletionItems)
})
}
}
}
})
t.Run("UnimportedCompletion", func(t *testing.T) {
t.Helper()
eachCompletion(t, data.UnimportedCompletions, tests.UnimportedCompletion)
})
t.Run("DeepCompletion", func(t *testing.T) {
t.Helper()
eachCompletion(t, data.DeepCompletions, tests.DeepCompletion)
})
t.Run("FuzzyCompletion", func(t *testing.T) {
t.Helper()
eachCompletion(t, data.FuzzyCompletions, tests.FuzzyCompletion)
})
t.Run("CaseSensitiveCompletion", func(t *testing.T) {
t.Helper()
eachCompletion(t, data.CaseSensitiveCompletions, tests.CaseSensitiveCompletion)
})
t.Run("RankCompletions", func(t *testing.T) {
t.Helper()
eachCompletion(t, data.RankCompletions, tests.RankCompletion)
})
t.Run("CodeLens", func(t *testing.T) {
t.Helper()
for uri, want := range data.CodeLens {
// Check if we should skip this URI if the -modfile flag is not available.
if shouldSkip(data, uri) {
continue
}
t.Run(uriName(uri), func(t *testing.T) {
t.Helper()
tests.CodeLens(t, uri, want)
})
}
})
t.Run("Diagnostics", func(t *testing.T) {
t.Helper()
for uri, want := range data.Diagnostics {
// Check if we should skip this URI if the -modfile flag is not available.
if shouldSkip(data, uri) {
continue
}
t.Run(uriName(uri), func(t *testing.T) {
t.Helper()
tests.Diagnostics(t, uri, want)
})
}
})
t.Run("FoldingRange", func(t *testing.T) {
t.Helper()
for _, spn := range data.FoldingRanges {
t.Run(uriName(spn.URI()), func(t *testing.T) {
t.Helper()
tests.FoldingRanges(t, spn)
})
}
})
t.Run("Format", func(t *testing.T) {
t.Helper()
for _, spn := range data.Formats {
t.Run(uriName(spn.URI()), func(t *testing.T) {
t.Helper()
tests.Format(t, spn)
})
}
})
t.Run("Import", func(t *testing.T) {
t.Helper()
for _, spn := range data.Imports {
t.Run(uriName(spn.URI()), func(t *testing.T) {
t.Helper()
tests.Import(t, spn)
})
}
})
t.Run("SemanticTokens", func(t *testing.T) {
t.Helper()
for _, spn := range data.SemanticTokens {
t.Run(uriName(spn.URI()), func(t *testing.T) {
t.Helper()
tests.SemanticTokens(t, spn)
})
}
})
t.Run("SuggestedFix", func(t *testing.T) {
t.Helper()
for spn, actionKinds := range data.SuggestedFixes {
// Check if we should skip this spn if the -modfile flag is not available.
if shouldSkip(data, spn.URI()) {
continue
}
t.Run(SpanName(spn), func(t *testing.T) {
t.Helper()
tests.SuggestedFix(t, spn, actionKinds, 1)
})
}
})
t.Run("FunctionExtraction", func(t *testing.T) {
t.Helper()
for start, end := range data.FunctionExtractions {
// Check if we should skip this spn if the -modfile flag is not available.
if shouldSkip(data, start.URI()) {
continue
}
t.Run(SpanName(start), func(t *testing.T) {
t.Helper()
tests.FunctionExtraction(t, start, end)
})
}
})
t.Run("MethodExtraction", func(t *testing.T) {
t.Helper()
for start, end := range data.MethodExtractions {
// Check if we should skip this spn if the -modfile flag is not available.
if shouldSkip(data, start.URI()) {
continue
}
t.Run(SpanName(start), func(t *testing.T) {
t.Helper()
tests.MethodExtraction(t, start, end)
})
}
})
t.Run("Definition", func(t *testing.T) {
t.Helper()
for spn, d := range data.Definitions {
t.Run(SpanName(spn), func(t *testing.T) {
t.Helper()
if strings.Contains(t.Name(), "cgo") {
testenv.NeedsTool(t, "cgo")
}
if strings.Contains(t.Name(), "declarecgo") {
testenv.NeedsGo1Point(t, 15)
}
tests.Definition(t, spn, d)
})
}
})
t.Run("Implementation", func(t *testing.T) {
t.Helper()
for spn, m := range data.Implementations {
t.Run(SpanName(spn), func(t *testing.T) {
t.Helper()
tests.Implementation(t, spn, m)
})
}
})
t.Run("Highlight", func(t *testing.T) {
t.Helper()
for pos, locations := range data.Highlights {
t.Run(SpanName(pos), func(t *testing.T) {
t.Helper()
tests.Highlight(t, pos, locations)
})
}
})
t.Run("Hover", func(t *testing.T) {
t.Helper()
for pos, info := range data.Hovers {
t.Run(SpanName(pos), func(t *testing.T) {
t.Helper()
tests.Hover(t, pos, info)
})
}
})
t.Run("References", func(t *testing.T) {
t.Helper()
for src, itemList := range data.References {
t.Run(SpanName(src), func(t *testing.T) {
t.Helper()
tests.References(t, src, itemList)
})
}
})
t.Run("Renames", func(t *testing.T) {
t.Helper()
for spn, newText := range data.Renames {
t.Run(uriName(spn.URI())+"_"+newText, func(t *testing.T) {
t.Helper()
tests.Rename(t, spn, newText)
})
}
})
t.Run("PrepareRenames", func(t *testing.T) {
t.Helper()
for src, want := range data.PrepareRenames {
t.Run(SpanName(src), func(t *testing.T) {
t.Helper()
tests.PrepareRename(t, src, want)
})
}
})
t.Run("Symbols", func(t *testing.T) {
t.Helper()
for uri, expectedSymbols := range data.Symbols {
t.Run(uriName(uri), func(t *testing.T) {
t.Helper()
tests.Symbols(t, uri, expectedSymbols)
})
}
})
t.Run("WorkspaceSymbols", func(t *testing.T) {
t.Helper()
for _, typ := range []WorkspaceSymbolsTestType{
WorkspaceSymbolsDefault,
WorkspaceSymbolsCaseSensitive,
WorkspaceSymbolsFuzzy,
} {
for uri, cases := range data.WorkspaceSymbols[typ] {
for _, query := range cases {
name := query
if name == "" {
name = "EmptyQuery"
}
t.Run(name, func(t *testing.T) {
t.Helper()
tests.WorkspaceSymbols(t, uri, query, typ)
})
}
}
}
})
t.Run("SignatureHelp", func(t *testing.T) {
t.Helper()
for spn, expectedSignature := range data.Signatures {
t.Run(SpanName(spn), func(t *testing.T) {
t.Helper()
tests.SignatureHelp(t, spn, expectedSignature)
})
}
})
t.Run("Link", func(t *testing.T) {
t.Helper()
for uri, wantLinks := range data.Links {
// If we are testing GOPATH, then we do not want links with the versions
// attached (pkg.go.dev/repoa/moda@v1.1.0/pkg), unless the file is a
// go.mod, then we can skip it altogether.
if data.Exported.Exporter == packagestest.GOPATH {
if strings.HasSuffix(uri.Filename(), ".mod") {
continue
}
re := regexp.MustCompile(`@v\d+\.\d+\.[\w-]+`)
for i, link := range wantLinks {
wantLinks[i].Target = re.ReplaceAllString(link.Target, "")
}
}
t.Run(uriName(uri), func(t *testing.T) {
t.Helper()
tests.Link(t, uri, wantLinks)
})
}
})
t.Run("AddImport", func(t *testing.T) {
t.Helper()
for uri, exp := range data.AddImport {
t.Run(uriName(uri), func(t *testing.T) {
tests.AddImport(t, uri, exp)
})
}
})
if *UpdateGolden {
for _, golden := range data.golden {
if !golden.Modified {
continue
}
sort.Slice(golden.Archive.Files, func(i, j int) bool {
return golden.Archive.Files[i].Name < golden.Archive.Files[j].Name
})
if err := ioutil.WriteFile(golden.Filename, txtar.Format(golden.Archive), 0666); err != nil {
t.Fatal(err)
}
}
}
}
func checkData(t *testing.T, data *Data) {
buf := &bytes.Buffer{}
diagnosticsCount := 0
for _, want := range data.Diagnostics {
diagnosticsCount += len(want)
}
linksCount := 0
for _, want := range data.Links {
linksCount += len(want)
}
definitionCount := 0
typeDefinitionCount := 0
for _, d := range data.Definitions {
if d.IsType {
typeDefinitionCount++
} else {
definitionCount++
}
}
snippetCount := 0
for _, want := range data.CompletionSnippets {
snippetCount += len(want)
}
countCompletions := func(c map[span.Span][]Completion) (count int) {
for _, want := range c {
count += len(want)
}
return count
}
countCodeLens := func(c map[span.URI][]protocol.CodeLens) (count int) {
for _, want := range c {
count += len(want)
}
return count
}
countWorkspaceSymbols := func(c map[WorkspaceSymbolsTestType]map[span.URI][]string) (count int) {
for _, typs := range c {
for _, queries := range typs {
count += len(queries)
}
}
return count
}
fmt.Fprintf(buf, "CallHierarchyCount = %v\n", len(data.CallHierarchy))
fmt.Fprintf(buf, "CodeLensCount = %v\n", countCodeLens(data.CodeLens))
fmt.Fprintf(buf, "CompletionsCount = %v\n", countCompletions(data.Completions))
fmt.Fprintf(buf, "CompletionSnippetCount = %v\n", snippetCount)
fmt.Fprintf(buf, "UnimportedCompletionsCount = %v\n", countCompletions(data.UnimportedCompletions))
fmt.Fprintf(buf, "DeepCompletionsCount = %v\n", countCompletions(data.DeepCompletions))
fmt.Fprintf(buf, "FuzzyCompletionsCount = %v\n", countCompletions(data.FuzzyCompletions))
fmt.Fprintf(buf, "RankedCompletionsCount = %v\n", countCompletions(data.RankCompletions))
fmt.Fprintf(buf, "CaseSensitiveCompletionsCount = %v\n", countCompletions(data.CaseSensitiveCompletions))
fmt.Fprintf(buf, "DiagnosticsCount = %v\n", diagnosticsCount)
fmt.Fprintf(buf, "FoldingRangesCount = %v\n", len(data.FoldingRanges))
fmt.Fprintf(buf, "FormatCount = %v\n", len(data.Formats))
fmt.Fprintf(buf, "ImportCount = %v\n", len(data.Imports))
fmt.Fprintf(buf, "SemanticTokenCount = %v\n", len(data.SemanticTokens))
fmt.Fprintf(buf, "SuggestedFixCount = %v\n", len(data.SuggestedFixes))
fmt.Fprintf(buf, "FunctionExtractionCount = %v\n", len(data.FunctionExtractions))
fmt.Fprintf(buf, "MethodExtractionCount = %v\n", len(data.MethodExtractions))
fmt.Fprintf(buf, "DefinitionsCount = %v\n", definitionCount)
fmt.Fprintf(buf, "TypeDefinitionsCount = %v\n", typeDefinitionCount)
fmt.Fprintf(buf, "HighlightsCount = %v\n", len(data.Highlights))
fmt.Fprintf(buf, "ReferencesCount = %v\n", len(data.References))
fmt.Fprintf(buf, "RenamesCount = %v\n", len(data.Renames))
fmt.Fprintf(buf, "PrepareRenamesCount = %v\n", len(data.PrepareRenames))
fmt.Fprintf(buf, "SymbolsCount = %v\n", len(data.Symbols))
fmt.Fprintf(buf, "WorkspaceSymbolsCount = %v\n", countWorkspaceSymbols(data.WorkspaceSymbols))
fmt.Fprintf(buf, "SignaturesCount = %v\n", len(data.Signatures))
fmt.Fprintf(buf, "LinksCount = %v\n", linksCount)
fmt.Fprintf(buf, "ImplementationsCount = %v\n", len(data.Implementations))
want := string(data.Golden("summary", summaryFile, func() ([]byte, error) {
return buf.Bytes(), nil
}))
got := buf.String()
if want != got {
t.Errorf("test summary does not match:\n%s", Diff(t, want, got))
}
}
func (data *Data) Mapper(uri span.URI) (*protocol.ColumnMapper, error) {
data.mappersMu.Lock()
defer data.mappersMu.Unlock()
if _, ok := data.mappers[uri]; !ok {
content, err := data.Exported.FileContents(uri.Filename())
if err != nil {
return nil, err
}
converter := span.NewContentConverter(uri.Filename(), content)
data.mappers[uri] = &protocol.ColumnMapper{
URI: uri,
Converter: converter,
Content: content,
}
}
return data.mappers[uri], nil
}
func (data *Data) Golden(tag string, target string, update func() ([]byte, error)) []byte {
data.t.Helper()
fragment, found := data.fragments[target]
if !found {
if filepath.IsAbs(target) {
data.t.Fatalf("invalid golden file fragment %v", target)
}
fragment = target
}
golden := data.golden[fragment]
if golden == nil {
if !*UpdateGolden {
data.t.Fatalf("could not find golden file %v: %v", fragment, tag)
}
golden = &Golden{
Filename: filepath.Join(data.dir, fragment+goldenFileSuffix),
Archive: &txtar.Archive{},
Modified: true,
}
data.golden[fragment] = golden
}
var file *txtar.File
for i := range golden.Archive.Files {
f := &golden.Archive.Files[i]
if f.Name == tag {
file = f
break
}