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|
// +build linux darwin
package main
import (
"bytes"
"log"
"os/exec"
"plugin"
"testing"
)
// This is a cursory test that checks whether things work under dynamic linking.
func TestMain(m *testing.M) {
cmd := exec.Command(
"go", "build",
"-buildmode", "plugin",
"-o", "plugin.so",
"plugin.go",
)
var out bytes.Buffer
cmd.Stdout = &out
cmd.Stderr = &out
if err := cmd.Run(); err != nil {
log.Fatalf("Error building plugin: %s\nOutput:\n%s", err, out.String())
}
m.Run()
}
func TestDynamic(t *testing.T) {
plug, err := plugin.Open("plugin.so")
if err != nil {
t.Fatal(err)
}
for _, test := range []string{
"TestSum",
"TestDigest",
} {
f, err := plug.Lookup(test)
if err != nil {
t.Fatalf("cannot find func %s: %s", test, err)
}
f.(func(*testing.T))(t)
}
}
|
