1 files changed, 83 insertions, 0 deletions
diff --git a/test/linkmain_run.go b/test/linkmain_run.go
new file mode 100644
index 0000000..f2ab681
--- /dev/null
+++ b/test/linkmain_run.go
@@ -0,0 +1,83 @@
+// +build !nacl,!js,!wasip1
+// run
+
+// Copyright 2014 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.
+
+// Run the sinit test.
+
+package main
+
+import (
+	"fmt"
+	"io/ioutil"
+	"os"
+	"os/exec"
+	"path/filepath"
+	"strings"
+)
+
+var tmpDir string
+
+func cleanup() {
+	os.RemoveAll(tmpDir)
+}
+
+func run(cmdline ...string) {
+	args := strings.Fields(strings.Join(cmdline, " "))
+	cmd := exec.Command(args[0], args[1:]...)
+	out, err := cmd.CombinedOutput()
+	if err != nil {
+		fmt.Printf("$ %s\n", cmdline)
+		fmt.Println(string(out))
+		fmt.Println(err)
+		cleanup()
+		os.Exit(1)
+	}
+}
+
+func runFail(cmdline ...string) {
+	args := strings.Fields(strings.Join(cmdline, " "))
+	cmd := exec.Command(args[0], args[1:]...)
+	out, err := cmd.CombinedOutput()
+	if err == nil {
+		fmt.Printf("$ %s\n", cmdline)
+		fmt.Println(string(out))
+		fmt.Println("SHOULD HAVE FAILED!")
+		cleanup()
+		os.Exit(1)
+	}
+}
+
+func main() {
+	var err error
+	tmpDir, err = ioutil.TempDir("", "")
+	if err != nil {
+		fmt.Println(err)
+		os.Exit(1)
+	}
+	tmp := func(name string) string {
+		return filepath.Join(tmpDir, name)
+	}
+
+    importcfg, err := exec.Command("go", "list", "-export", "-f", "{{if .Export}}packagefile {{.ImportPath}}={{.Export}}{{end}}", "std").Output()
+    if err != nil {
+        fmt.Println(err)
+        os.Exit(1)
+    }
+    os.WriteFile(tmp("importcfg"), importcfg, 0644)
+
+	// helloworld.go is package main
+    run("go tool compile -p=main -importcfg", tmp("importcfg"), "-o", tmp("linkmain.o"), "helloworld.go")
+	run("go tool compile -p=main -importcfg", tmp("importcfg"), " -pack -o", tmp("linkmain.a"), "helloworld.go")
+	run("go tool link -importcfg", tmp("importcfg"), "-o", tmp("linkmain.exe"), tmp("linkmain.o"))
+	run("go tool link -importcfg", tmp("importcfg"), "-o", tmp("linkmain.exe"), tmp("linkmain.a"))
+
+	// linkmain.go is not
+	run("go tool compile -importcfg", tmp("importcfg"), "-p=notmain -o", tmp("linkmain1.o"), "linkmain.go")
+	run("go tool compile -importcfg", tmp("importcfg"), "-p=notmain -pack -o", tmp("linkmain1.a"), "linkmain.go")
+	runFail("go tool link -importcfg", tmp("importcfg"), "-o", tmp("linkmain.exe"), tmp("linkmain1.o"))
+	runFail("go tool link -importcfg", tmp("importcfg"), "-o", tmp("linkmain.exe"), tmp("linkmain1.a"))
+	cleanup()
+}