Method ensureCanRun

tests/t.go:162–208

()

}

func (t *T) ensureCanRun() {
	if t.cfg == "" {
		panic("tests: Run called without configuration set")
	}
	if t.dnsServ == nil {
		// If there is no DNS zones set in test - start a server that will
		// respond with NXDOMAIN to all queries to avoid accidentally leaking
		// any DNS queries to the real world.
		t.Log("NOTE: Explicit DNS(nil) is recommended.")
		t.DNS(nil)
	}

	// Setup file system, create statedir, runtimedir, write out config.
	if t.testDir == "" {
		testDir, err := os.MkdirTemp("", "maddy-tests-")
		if err != nil {
			t.Fatal("Test configuration failed:", err)
		}
		t.testDir = testDir
		t.Log("using", t.testDir)

		if err := os.MkdirAll(filepath.Join(t.testDir, "statedir"), os.ModePerm); err != nil {
			t.Fatal("Test configuration failed:", err)
		}
		if err := os.MkdirAll(filepath.Join(t.testDir, "runtimedir"), os.ModePerm); err != nil {
			t.Fatal("Test configuration failed:", err)
		}

		t.Cleanup(func() {
			if !t.Failed() {
				return
			}

			t.Log("removing", t.testDir)
			assert.NoError(t, os.RemoveAll(t.testDir))
			t.testDir = ""
		})
	}

	configPreable := "state_dir " + filepath.Join(t.testDir, "statedir") + "\n" +
		"runtime_dir " + filepath.Join(t.testDir, "runtimedir") + "\n\n"

	err := os.WriteFile(filepath.Join(t.testDir, "maddy.conf"), []byte(configPreable+t.cfg), os.ModePerm)
	if err != nil {
		t.Fatal("Test configuration failed:", err)
	}
}

func (t *T) buildCmd(additionalArgs ...string) *exec.Cmd {
	// Assigning 0 by default will make outbound SMTP unusable.