diff --git a/gitea/Issue_label_test.go b/gitea/Issue_label_test.go
deleted file mode 100644
index d1753c0..0000000
--- a/gitea/Issue_label_test.go
+++ /dev/null
@@ -1,40 +0,0 @@
-// Copyright 2020 The Gitea Authors. All rights reserved.
-// Use of this source code is governed by a MIT-style
-// license that can be found in the LICENSE file.
-
-package gitea
-
-import (
-	"log"
-	"testing"
-
-	"github.com/stretchr/testify/assert"
-)
-
-// TestLabels test label related func
-func TestLabels(t *testing.T) {
-	log.Println("== TestLabels ==")
-	c := newTestClient()
-	repo, err := createTestRepo(t, "LabelTestsRepo", c)
-	assert.NoError(t, err)
-
-	createOpts := CreateLabelOption{
-		Name:        " ",
-		Description: "",
-		Color:       "",
-	}
-	err = createOpts.Validate()
-	assert.Error(t, err)
-	assert.EqualValues(t, "invalid color format", err.Error())
-	createOpts.Color = "12345f"
-	err = createOpts.Validate()
-	assert.Error(t, err)
-	assert.EqualValues(t, "empty name not allowed", err.Error())
-	createOpts.Name = "label one"
-
-	label1, _, err := c.CreateLabel(repo.Owner.UserName, repo.Name, createOpts)
-	assert.NoError(t, err)
-	assert.EqualValues(t, createOpts.Name, label1.Name)
-	assert.EqualValues(t, createOpts.Color, label1.Color)
-
-}
diff --git a/gitea/issue_label_test.go b/gitea/issue_label_test.go
new file mode 100644
index 0000000..d57736b
--- /dev/null
+++ b/gitea/issue_label_test.go
@@ -0,0 +1,121 @@
+// Copyright 2020 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package gitea
+
+import (
+	"log"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+// TestLabels test label related func
+func TestLabels(t *testing.T) {
+	log.Println("== TestLabels ==")
+	c := newTestClient()
+	repo, err := createTestRepo(t, "LabelTestsRepo", c)
+	assert.NoError(t, err)
+
+	createOpts := CreateLabelOption{
+		Name:        " ",
+		Description: "",
+		Color:       "",
+	}
+	err = createOpts.Validate()
+	assert.Error(t, err)
+	assert.EqualValues(t, "invalid color format", err.Error())
+	createOpts.Color = "12345f"
+	err = createOpts.Validate()
+	assert.Error(t, err)
+	assert.EqualValues(t, "empty name not allowed", err.Error())
+	createOpts.Name = "label one"
+
+	labelOne, _, err := c.CreateLabel(repo.Owner.UserName, repo.Name, createOpts)
+	assert.NoError(t, err)
+	assert.EqualValues(t, createOpts.Name, labelOne.Name)
+	assert.EqualValues(t, createOpts.Color, labelOne.Color)
+
+	labelTwo, _, err := c.CreateLabel(repo.Owner.UserName, repo.Name, CreateLabelOption{
+		Name:        "blue",
+		Color:       "#0000FF",
+		Description: "CMYB(100%, 100%, 0%, 0%)",
+	})
+	assert.NoError(t, err)
+	_, _, err = c.CreateLabel(repo.Owner.UserName, repo.Name, CreateLabelOption{
+		Name:        "gray",
+		Color:       "808080",
+		Description: "CMYB(0%, 0%, 0%, 50%)",
+	})
+	assert.NoError(t, err)
+	_, _, err = c.CreateLabel(repo.Owner.UserName, repo.Name, CreateLabelOption{
+		Name:        "green",
+		Color:       "#98F76C",
+		Description: "CMYB(38%, 0%, 56%, 3%)",
+	})
+	assert.NoError(t, err)
+
+	labels, resp, err := c.ListRepoLabels(repo.Owner.UserName, repo.Name, ListLabelsOptions{ListOptions: ListOptions{PageSize: 3}})
+	assert.NoError(t, err)
+	assert.Len(t, labels, 3)
+	assert.NotNil(t, resp)
+	assert.Contains(t, labels, labelTwo)
+	assert.NotContains(t, labels, labelOne)
+
+	label, _, err := c.GetRepoLabel(repo.Owner.UserName, repo.Name, labelTwo.ID)
+	assert.NoError(t, err)
+	assert.EqualValues(t, labelTwo, label)
+
+	label, _, err = c.EditLabel(repo.Owner.UserName, repo.Name, labelTwo.ID, EditLabelOption{
+		Color:       OptionalString("#0E0175"),
+		Description: OptionalString("blueish"),
+	})
+	assert.NoError(t, err)
+	assert.EqualValues(t, &Label{
+		ID:          labelTwo.ID,
+		Name:        labelTwo.Name,
+		Color:       "0E0175",
+		Description: "blueish",
+		URL:         labelTwo.URL,
+	}, label)
+	labels, _, _ = c.ListRepoLabels(repo.Owner.UserName, repo.Name, ListLabelsOptions{ListOptions: ListOptions{PageSize: 3}})
+
+	createTestIssue(t, c, repo.Name, "test-issue", "", nil, nil, 0, []int64{label.ID}, false, false)
+	issueIndex := int64(1)
+
+	issueLabels, _, err := c.GetIssueLabels(repo.Owner.UserName, repo.Name, issueIndex, ListLabelsOptions{})
+	assert.NoError(t, err)
+	assert.Len(t, issueLabels, 1)
+	assert.EqualValues(t, label, issueLabels[0])
+
+	_, _, err = c.AddIssueLabels(repo.Owner.UserName, repo.Name, issueIndex, IssueLabelsOption{Labels: []int64{labels[0].ID}})
+	assert.NoError(t, err)
+
+	issueLabels, _, err = c.AddIssueLabels(repo.Owner.UserName, repo.Name, issueIndex, IssueLabelsOption{Labels: []int64{labels[1].ID, labels[2].ID}})
+	assert.NoError(t, err)
+	assert.Len(t, issueLabels, 3)
+	assert.EqualValues(t, labels, issueLabels)
+
+	labels, _, _ = c.ListRepoLabels(repo.Owner.UserName, repo.Name, ListLabelsOptions{})
+	assert.Len(t, labels, 11)
+
+	issueLabels, _, err = c.ReplaceIssueLabels(repo.Owner.UserName, repo.Name, issueIndex, IssueLabelsOption{Labels: []int64{labels[0].ID, labels[1].ID}})
+	assert.NoError(t, err)
+	assert.Len(t, issueLabels, 2)
+
+	_, err = c.DeleteIssueLabel(repo.Owner.UserName, repo.Name, issueIndex, labels[0].ID)
+	assert.NoError(t, err)
+	issueLabels, _, _ = c.GetIssueLabels(repo.Owner.UserName, repo.Name, issueIndex, ListLabelsOptions{})
+	assert.Len(t, issueLabels, 1)
+
+	_, err = c.ClearIssueLabels(repo.Owner.UserName, repo.Name, issueIndex)
+	assert.NoError(t, err)
+	issueLabels, _, _ = c.GetIssueLabels(repo.Owner.UserName, repo.Name, issueIndex, ListLabelsOptions{})
+	assert.Len(t, issueLabels, 0)
+
+	_, err = c.DeleteLabel(repo.Owner.UserName, repo.Name, labelTwo.ID)
+	assert.NoError(t, err)
+	labels, _, _ = c.ListRepoLabels(repo.Owner.UserName, repo.Name, ListLabelsOptions{})
+	assert.Len(t, labels, 10)
+}