1 files changed, 110 insertions, 0 deletions
diff --git a/modules/markup/markdown/meta_test.go b/modules/markup/markdown/meta_test.go
new file mode 100644
index 0000000..d341ae4
--- /dev/null
+++ b/modules/markup/markdown/meta_test.go
@@ -0,0 +1,110 @@
+// Copyright 2020 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package markdown
+
+import (
+	"fmt"
+	"strings"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+/*
+IssueTemplate is a legacy to keep the unit tests working.
+Copied from structs.IssueTemplate, the original type has been changed a lot to support yaml template.
+*/
+type IssueTemplate struct {
+	Name   string   `json:"name" yaml:"name"`
+	Title  string   `json:"title" yaml:"title"`
+	About  string   `json:"about" yaml:"about"`
+	Labels []string `json:"labels" yaml:"labels"`
+	Ref    string   `json:"ref" yaml:"ref"`
+}
+
+func (it *IssueTemplate) Valid() bool {
+	return strings.TrimSpace(it.Name) != "" && strings.TrimSpace(it.About) != ""
+}
+
+func TestExtractMetadata(t *testing.T) {
+	t.Run("ValidFrontAndBody", func(t *testing.T) {
+		var meta IssueTemplate
+		body, err := ExtractMetadata(fmt.Sprintf("%s\n%s\n%s\n%s", sepTest, frontTest, sepTest, bodyTest), &meta)
+		require.NoError(t, err)
+		assert.Equal(t, bodyTest, body)
+		assert.Equal(t, metaTest, meta)
+		assert.True(t, meta.Valid())
+	})
+
+	t.Run("NoFirstSeparator", func(t *testing.T) {
+		var meta IssueTemplate
+		_, err := ExtractMetadata(fmt.Sprintf("%s\n%s\n%s", frontTest, sepTest, bodyTest), &meta)
+		require.Error(t, err)
+	})
+
+	t.Run("NoLastSeparator", func(t *testing.T) {
+		var meta IssueTemplate
+		_, err := ExtractMetadata(fmt.Sprintf("%s\n%s\n%s", sepTest, frontTest, bodyTest), &meta)
+		require.Error(t, err)
+	})
+
+	t.Run("NoBody", func(t *testing.T) {
+		var meta IssueTemplate
+		body, err := ExtractMetadata(fmt.Sprintf("%s\n%s\n%s", sepTest, frontTest, sepTest), &meta)
+		require.NoError(t, err)
+		assert.Equal(t, "", body)
+		assert.Equal(t, metaTest, meta)
+		assert.True(t, meta.Valid())
+	})
+}
+
+func TestExtractMetadataBytes(t *testing.T) {
+	t.Run("ValidFrontAndBody", func(t *testing.T) {
+		var meta IssueTemplate
+		body, err := ExtractMetadataBytes([]byte(fmt.Sprintf("%s\n%s\n%s\n%s", sepTest, frontTest, sepTest, bodyTest)), &meta)
+		require.NoError(t, err)
+		assert.Equal(t, bodyTest, string(body))
+		assert.Equal(t, metaTest, meta)
+		assert.True(t, meta.Valid())
+	})
+
+	t.Run("NoFirstSeparator", func(t *testing.T) {
+		var meta IssueTemplate
+		_, err := ExtractMetadataBytes([]byte(fmt.Sprintf("%s\n%s\n%s", frontTest, sepTest, bodyTest)), &meta)
+		require.Error(t, err)
+	})
+
+	t.Run("NoLastSeparator", func(t *testing.T) {
+		var meta IssueTemplate
+		_, err := ExtractMetadataBytes([]byte(fmt.Sprintf("%s\n%s\n%s", sepTest, frontTest, bodyTest)), &meta)
+		require.Error(t, err)
+	})
+
+	t.Run("NoBody", func(t *testing.T) {
+		var meta IssueTemplate
+		body, err := ExtractMetadataBytes([]byte(fmt.Sprintf("%s\n%s\n%s", sepTest, frontTest, sepTest)), &meta)
+		require.NoError(t, err)
+		assert.Equal(t, "", string(body))
+		assert.Equal(t, metaTest, meta)
+		assert.True(t, meta.Valid())
+	})
+}
+
+var (
+	sepTest   = "-----"
+	frontTest = `name: Test
+about: "A Test"
+title: "Test Title"
+labels:
+  - bug
+  - "test label"`
+	bodyTest = "This is the body"
+	metaTest = IssueTemplate{
+		Name:   "Test",
+		About:  "A Test",
+		Title:  "Test Title",
+		Labels: []string{"bug", "test label"},
+	}
+)