feat(goctl): Add api parser (#2585)

tools/goctl/pkg/parser/api/parser/analyzer_test.go

@@ -0,0 +1,45 @@
+package parser
+
+import (
+	"bytes"
+	"fmt"
+	"io/ioutil"
+	"path/filepath"
+	"strings"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/zeromicro/go-zero/tools/goctl/pkg/parser/api/assertx"
+)
+
+func Test_Parse(t *testing.T) {
+	t.Run("valid", func(t *testing.T) {
+		_, err := Parse("./testdata/example.api", nil)
+		assert.Nil(t, err)
+	})
+	t.Run("invalid", func(t *testing.T) {
+		data, err := ioutil.ReadFile("./testdata/invalid.api")
+		assert.NoError(t, err)
+		splits := bytes.Split(data, []byte("-----"))
+		var testFile []string
+		for idx, split := range splits {
+			replacer := strings.NewReplacer(" ", "", "\t", "", "\n", "", "\r", "", "\f", "")
+			r := replacer.Replace(string(split))
+			if len(r) == 0 {
+				continue
+			}
+			filename := filepath.Join(t.TempDir(), fmt.Sprintf("invalid%d.api", idx))
+			err := ioutil.WriteFile(filename, split, 0666)
+			assert.NoError(t, err)
+			testFile = append(testFile, filename)
+		}
+		for _, v := range testFile {
+			_, err := Parse(v, nil)
+			assertx.Error(t, err)
+		}
+	})
+	t.Run("circleImport", func(t *testing.T) {
+		_, err := Parse("./testdata/base.api", nil)
+		assertx.Error(t, err)
+	})
+}