feat(tests): add workflow and basic tests

tests/basic_test.go

@@ -1,15 +1,34 @@
 package tests
 
 import (
+	"bytes"
 	"os/exec"
+	"strings"
 	"testing"
 )
 
-func TestRunnable(t *testing.T) {
-	cmd := exec.Command("../bin/etcd-ca")
-	_, err := cmd.CombinedOutput()
+const (
+	binPath  = "../bin/etcd-ca"
+	depotDir = ".etcd-ca-test"
+	hostname = "host1"
+)
+
+func run(command string, args ...string) (string, string, error) {
+	var stdoutBytes, stderrBytes bytes.Buffer
+	args = append([]string{"--depot-path", depotDir}, args...)
+	cmd := exec.Command(command, args...)
+	cmd.Stdout = &stdoutBytes
+	cmd.Stderr = &stderrBytes
+	err := cmd.Run()
+	return stdoutBytes.String(), stderrBytes.String(), err
+}
 
-	if err != nil {
-		t.Fatalf("Received unexpected error: %v", err)
+func TestVersion(t *testing.T) {
+	stdout, stderr, err := run(binPath, "--version")
+	if stderr != "" || err != nil {
+		t.Fatalf("Received unexpected error: %v, %v", stderr, err)
+	}
+	if !strings.Contains(stdout, "version") {
+		t.Fatalf("Received unexpected stdout: %v", stdout)
 	}
 }

tests/workflow_test.go

@@ -0,0 +1,88 @@
+package tests
+
+import (
+	"fmt"
+	"io/ioutil"
+	"os"
+	"os/exec"
+	"strings"
+	"testing"
+)
+
+// TestWorkflow runs etcd-ca in the normal workflow
+// and traverses all commands
+func TestWorkflow(t *testing.T) {
+	os.RemoveAll(depotDir)
+	defer os.RemoveAll(depotDir)
+
+	stdout, stderr, err := run(binPath, "init")
+	if stderr != "" || err != nil {
+		t.Fatalf("Received unexpected error: %v, %v", stderr, err)
+	}
+	if strings.Count(stdout, "Created") != 2 {
+		t.Fatalf("Received insufficient create: %v", stdout)
+	}
+
+	stdout, stderr, err = run(binPath, "new-cert", hostname)
+	if stderr != "" || err != nil {
+		t.Fatalf("Received unexpected error: %v, %v", stderr, err)
+	}
+	if strings.Count(stdout, "Created") != 2 {
+		t.Fatalf("Received insufficient create: %v", stdout)
+	}
+
+	stdout, stderr, err = run(binPath, "sign", hostname)
+	if stderr != "" || err != nil {
+		t.Fatalf("Received unexpected error: %v, %v", stderr, err)
+	}
+	if strings.Count(stdout, "Created") != 1 {
+		t.Fatalf("Received insufficient create: %v", stdout)
+	}
+
+	stdout, stderr, err = run(binPath, "chain")
+	if stderr != "" || err != nil {
+		t.Fatalf("Received unexpected error: %v, %v", stderr, err)
+	}
+	if strings.Count(stdout, "CERTIFICATE") != 2 {
+		t.Fatalf("Received insufficient CERTIFICATE: %v", stdout)
+	}
+
+	stdout, stderr, err = run(binPath, "chain", hostname)
+	if stderr != "" || err != nil {
+		t.Fatalf("Received unexpected error: %v, %v", stderr, err)
+	}
+	if strings.Count(stdout, "CERTIFICATE") != 4 {
+		t.Fatalf("Received insufficient CERTIFICATE: %v", stdout)
+	}
+
+	stdout, stderr, err = run(binPath, "export", hostname)
+	if stderr != "" || err != nil {
+		t.Fatalf("Received unexpected error: %v, %v", stderr, err)
+	}
+	ioutil.WriteFile("1.tar", []byte(stdout), 0644)
+	defer os.Remove("1.tar")
+
+	err = exec.Command("tar", "xvf", "1.tar").Run()
+	if err != nil {
+		t.Fatalf("Received unexpected error: %v, %v", stderr, err)
+	}
+	keyFile := fmt.Sprintf("%v.host.priv.key", hostname)
+	crtFile := fmt.Sprintf("%v.host.crt", hostname)
+	defer os.Remove(keyFile)
+	defer os.Remove(crtFile)
+	if _, err = os.Stat(keyFile); err != nil {
+		t.Fatal("Failed stating", keyFile)
+	}
+	if _, err = os.Stat(crtFile); err != nil {
+		t.Fatal("Failed stating", keyFile)
+	}
+
+	stdout, stderr, err = run(binPath, "status")
+	if stderr != "" || err != nil {
+		t.Fatalf("Received unexpected error: %v, %v", stderr, err)
+	}
+	if strings.Count(stdout, "expiration") != 2 {
+		t.Fatalf("Received insufficient expiration: %v", stdout)
+	}
+
+}