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https://github.com/golang/go
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8a57cc8e37
Fixes #58636 Updates #23172 Change-Id: I578a5597f467be45a7d6fb7582b24855b2e6512b Reviewed-on: https://go-review.googlesource.com/c/go/+/561935 Reviewed-by: Roland Shoemaker <roland@golang.org> Reviewed-by: Michael Knyszek <mknyszek@google.com> Auto-Submit: Filippo Valsorda <filippo@golang.org> LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
68 lines
1.8 KiB
Go
68 lines
1.8 KiB
Go
// Copyright 2024 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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package crypto_test
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import (
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"go/build"
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"internal/testenv"
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"log"
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"os"
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"os/exec"
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"strings"
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"testing"
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)
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// TestPureGoTag checks that when built with the purego build tag, crypto
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// packages don't require any assembly. This is used by alternative compilers
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// such as TinyGo. See also the "crypto/...:purego" test in cmd/dist, which
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// ensures the packages build correctly.
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func TestPureGoTag(t *testing.T) {
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cmd := exec.Command(testenv.GoToolPath(t), "list", "-e", "crypto/...", "math/big")
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cmd.Env = append(cmd.Env, "GOOS=linux")
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cmd.Stderr = os.Stderr
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out, err := cmd.Output()
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if err != nil {
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log.Fatalf("loading package list: %v\n%s", err, out)
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}
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pkgs := strings.Split(strings.TrimSpace(string(out)), "\n")
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cmd = exec.Command(testenv.GoToolPath(t), "tool", "dist", "list")
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cmd.Stderr = os.Stderr
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out, err = cmd.Output()
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if err != nil {
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log.Fatalf("loading architecture list: %v\n%s", err, out)
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}
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allGOARCH := make(map[string]bool)
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for _, pair := range strings.Split(strings.TrimSpace(string(out)), "\n") {
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GOARCH := strings.Split(pair, "/")[1]
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allGOARCH[GOARCH] = true
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}
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for _, pkgName := range pkgs {
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if strings.Contains(pkgName, "/boring") {
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continue
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}
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for GOARCH := range allGOARCH {
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context := build.Context{
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GOOS: "linux", // darwin has custom assembly
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GOARCH: GOARCH,
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GOROOT: testenv.GOROOT(t),
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Compiler: build.Default.Compiler,
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BuildTags: []string{"purego", "math_big_pure_go"},
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}
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pkg, err := context.Import(pkgName, "", 0)
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if err != nil {
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t.Fatal(err)
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}
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if len(pkg.SFiles) == 0 {
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continue
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}
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t.Errorf("package %s has purego assembly files on %s: %v", pkgName, GOARCH, pkg.SFiles)
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}
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}
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}
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