add tests for last commit

worker/zfs_hook_test.go

@@ -0,0 +1,48 @@
+package worker
+
+import (
+	"io/ioutil"
+	"os"
+	"path/filepath"
+	"testing"
+	"time"
+
+	. "github.com/smartystreets/goconvey/convey"
+)
+
+func TestZFSHook(t *testing.T) {
+
+	Convey("ZFS Hook should work", t, func(ctx C) {
+		tmpDir, err := ioutil.TempDir("", "tunasync")
+		tmpFile := filepath.Join(tmpDir, "log_file")
+
+		c := cmdConfig{
+			name:        "tuna_zfs_hook_test",
+			upstreamURL: "http://mirrors.tuna.moe/",
+			command:     "ls",
+			workingDir:  tmpDir,
+			logDir:      tmpDir,
+			logFile:     tmpFile,
+			interval:    1 * time.Second,
+		}
+
+		provider, err := newCmdProvider(c)
+		So(err, ShouldBeNil)
+		Convey("When working directory doesn't exist", func(ctx C) {
+
+			errRm := os.RemoveAll(tmpDir)
+			So(errRm, ShouldBeNil)
+
+			hook := newZfsHook(provider, "test_pool")
+			err := hook.preJob()
+			So(err, ShouldNotBeNil)
+		})
+		Convey("When working directory is not a mount point", func(ctx C) {
+			defer os.RemoveAll(tmpDir)
+
+			hook := newZfsHook(provider, "test_pool")
+			err := hook.preJob()
+			So(err, ShouldNotBeNil)
+		})
+	})
+}