wip: config unit test

config/config.go

@@ -7,6 +7,7 @@ import (
 
 	"gitea.suyono.dev/suyono/wingmate"
 	"github.com/spf13/viper"
+	"golang.org/x/sys/unix"
 )
 
 const (
@@ -48,8 +49,11 @@ func Read() (*Config, error) {
 	if len(dirent) > 0 {
 		for _, d := range dirent {
 			if d.Type().IsRegular() {
-				serviceAvailable = true
-				outConfig.ServicePaths = append(outConfig.ServicePaths, filepath.Join(svcdir, d.Name()))
+				svcPath := filepath.Join(svcdir, d.Name())
+				if err = unix.Access(svcPath, unix.X_OK); err == nil {
+					serviceAvailable = true
+					outConfig.ServicePaths = append(outConfig.ServicePaths, svcPath)
+				}
 			}
 		}
 	}

config/config_test.go

@@ -0,0 +1,130 @@
+package config
+
+import (
+	"os"
+	"path"
+	"testing"
+
+	"gitea.suyono.dev/suyono/wingmate"
+	"github.com/spf13/viper"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestRead(t *testing.T) {
+
+	type testEntry struct {
+		name     string
+		testFunc func(t *testing.T)
+	}
+
+	var (
+		configDir string
+		err       error
+	)
+
+	const serviceDir = "service"
+
+	setup := func(t *testing.T) {
+		if configDir, err = os.MkdirTemp("", "wingmate-*-test"); err != nil {
+			t.Fatal("setup", err)
+		}
+		viper.Set(EnvConfigPath, configDir)
+	}
+
+	tear := func(t *testing.T) {
+		if err = os.RemoveAll(configDir); err != nil {
+			t.Fatal("tear", err)
+		}
+	}
+
+	mkSvcDir := func(t *testing.T) {
+		if err := os.MkdirAll(path.Join(configDir, serviceDir), 0755); err != nil {
+			t.Fatal("create dir", err)
+		}
+	}
+
+	touchFile := func(t *testing.T, name string, perm os.FileMode) {
+		f, err := os.OpenFile(name, os.O_CREATE|os.O_TRUNC|os.O_WRONLY, perm)
+		if err != nil {
+			t.Fatal("create file", err)
+		}
+		_ = f.Close()
+	}
+
+	_ = wingmate.NewLog(os.Stderr)
+	tests := []testEntry{
+		{
+			name: "positive",
+			testFunc: func(t *testing.T) {
+				mkSvcDir(t)
+				touchFile(t, path.Join(configDir, serviceDir, "one.sh"), 0755)
+				touchFile(t, path.Join(configDir, serviceDir, "two.sh"), 0755)
+
+				cfg, err := Read()
+				assert.Nil(t, err)
+				assert.ElementsMatch(
+					t,
+					cfg.ServicePaths,
+					[]string{
+						path.Join(configDir, serviceDir, "one.sh"),
+						path.Join(configDir, serviceDir, "two.sh"),
+					},
+				)
+			},
+		},
+		{
+			name: "with directory",
+			testFunc: func(t *testing.T) {
+				const subdir1 = "subdir1"
+				mkSvcDir(t)
+				assert.Nil(t, os.Mkdir(path.Join(configDir, serviceDir, subdir1), 0755))
+				touchFile(t, path.Join(configDir, serviceDir, subdir1, "one.sh"), 0755)
+				touchFile(t, path.Join(configDir, serviceDir, "two.sh"), 0755)
+				cfg, err := Read()
+				assert.Nil(t, err)
+				assert.ElementsMatch(
+					t,
+					cfg.ServicePaths,
+					[]string{
+						path.Join(configDir, serviceDir, "two.sh"),
+					},
+				)
+			},
+		},
+		{
+			name: "wrong mode",
+			testFunc: func(t *testing.T) {
+				mkSvcDir(t)
+				touchFile(t, path.Join(configDir, serviceDir, "one.sh"), 0755)
+				touchFile(t, path.Join(configDir, serviceDir, "two.sh"), 0644)
+
+				cfg, err := Read()
+				assert.Nil(t, err)
+				assert.ElementsMatch(
+					t,
+					cfg.ServicePaths,
+					[]string{
+						path.Join(configDir, serviceDir, "one.sh"),
+					},
+				)
+			},
+		},
+		{
+			name: "empty",
+			testFunc: func(t *testing.T) {
+				mkSvcDir(t)
+
+				_, err := Read()
+				assert.NotNil(t, err)
+			},
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			setup(t)
+			tt.testFunc(t)
+			tear(t)
+		})
+	}
+}