Refactor routers directory (#15800)

* refactor routers directory

* move func used for web and api to common

* make corsHandler a function to prohibit side efects

* rm unused func

Co-authored-by: 6543 <6543@obermui.de>

routers/web/repo/issue_label_test.go

@@ -0,0 +1,168 @@
+// Copyright 2017 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 repo
+
+import (
+	"net/http"
+	"strconv"
+	"testing"
+
+	"code.gitea.io/gitea/models"
+	"code.gitea.io/gitea/modules/test"
+	"code.gitea.io/gitea/modules/web"
+	"code.gitea.io/gitea/services/forms"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func int64SliceToCommaSeparated(a []int64) string {
+	s := ""
+	for i, n := range a {
+		if i > 0 {
+			s += ","
+		}
+		s += strconv.Itoa(int(n))
+	}
+	return s
+}
+
+func TestInitializeLabels(t *testing.T) {
+	models.PrepareTestEnv(t)
+	ctx := test.MockContext(t, "user2/repo1/labels/initialize")
+	test.LoadUser(t, ctx, 2)
+	test.LoadRepo(t, ctx, 2)
+	web.SetForm(ctx, &forms.InitializeLabelsForm{TemplateName: "Default"})
+	InitializeLabels(ctx)
+	assert.EqualValues(t, http.StatusFound, ctx.Resp.Status())
+	models.AssertExistsAndLoadBean(t, &models.Label{
+		RepoID: 2,
+		Name:   "enhancement",
+		Color:  "#84b6eb",
+	})
+	assert.Equal(t, "/user2/repo2/labels", test.RedirectURL(ctx.Resp))
+}
+
+func TestRetrieveLabels(t *testing.T) {
+	models.PrepareTestEnv(t)
+	for _, testCase := range []struct {
+		RepoID           int64
+		Sort             string
+		ExpectedLabelIDs []int64
+	}{
+		{1, "", []int64{1, 2}},
+		{1, "leastissues", []int64{2, 1}},
+		{2, "", []int64{}},
+	} {
+		ctx := test.MockContext(t, "user/repo/issues")
+		test.LoadUser(t, ctx, 2)
+		test.LoadRepo(t, ctx, testCase.RepoID)
+		ctx.Req.Form.Set("sort", testCase.Sort)
+		RetrieveLabels(ctx)
+		assert.False(t, ctx.Written())
+		labels, ok := ctx.Data["Labels"].([]*models.Label)
+		assert.True(t, ok)
+		if assert.Len(t, labels, len(testCase.ExpectedLabelIDs)) {
+			for i, label := range labels {
+				assert.EqualValues(t, testCase.ExpectedLabelIDs[i], label.ID)
+			}
+		}
+	}
+}
+
+func TestNewLabel(t *testing.T) {
+	models.PrepareTestEnv(t)
+	ctx := test.MockContext(t, "user2/repo1/labels/edit")
+	test.LoadUser(t, ctx, 2)
+	test.LoadRepo(t, ctx, 1)
+	web.SetForm(ctx, &forms.CreateLabelForm{
+		Title: "newlabel",
+		Color: "#abcdef",
+	})
+	NewLabel(ctx)
+	assert.EqualValues(t, http.StatusFound, ctx.Resp.Status())
+	models.AssertExistsAndLoadBean(t, &models.Label{
+		Name:  "newlabel",
+		Color: "#abcdef",
+	})
+	assert.Equal(t, "/user2/repo1/labels", test.RedirectURL(ctx.Resp))
+}
+
+func TestUpdateLabel(t *testing.T) {
+	models.PrepareTestEnv(t)
+	ctx := test.MockContext(t, "user2/repo1/labels/edit")
+	test.LoadUser(t, ctx, 2)
+	test.LoadRepo(t, ctx, 1)
+	web.SetForm(ctx, &forms.CreateLabelForm{
+		ID:    2,
+		Title: "newnameforlabel",
+		Color: "#abcdef",
+	})
+	UpdateLabel(ctx)
+	assert.EqualValues(t, http.StatusFound, ctx.Resp.Status())
+	models.AssertExistsAndLoadBean(t, &models.Label{
+		ID:    2,
+		Name:  "newnameforlabel",
+		Color: "#abcdef",
+	})
+	assert.Equal(t, "/user2/repo1/labels", test.RedirectURL(ctx.Resp))
+}
+
+func TestDeleteLabel(t *testing.T) {
+	models.PrepareTestEnv(t)
+	ctx := test.MockContext(t, "user2/repo1/labels/delete")
+	test.LoadUser(t, ctx, 2)
+	test.LoadRepo(t, ctx, 1)
+	ctx.Req.Form.Set("id", "2")
+	DeleteLabel(ctx)
+	assert.EqualValues(t, http.StatusOK, ctx.Resp.Status())
+	models.AssertNotExistsBean(t, &models.Label{ID: 2})
+	models.AssertNotExistsBean(t, &models.IssueLabel{LabelID: 2})
+	assert.Equal(t, ctx.Tr("repo.issues.label_deletion_success"), ctx.Flash.SuccessMsg)
+}
+
+func TestUpdateIssueLabel_Clear(t *testing.T) {
+	models.PrepareTestEnv(t)
+	ctx := test.MockContext(t, "user2/repo1/issues/labels")
+	test.LoadUser(t, ctx, 2)
+	test.LoadRepo(t, ctx, 1)
+	ctx.Req.Form.Set("issue_ids", "1,3")
+	ctx.Req.Form.Set("action", "clear")
+	UpdateIssueLabel(ctx)
+	assert.EqualValues(t, http.StatusOK, ctx.Resp.Status())
+	models.AssertNotExistsBean(t, &models.IssueLabel{IssueID: 1})
+	models.AssertNotExistsBean(t, &models.IssueLabel{IssueID: 3})
+	models.CheckConsistencyFor(t, &models.Label{})
+}
+
+func TestUpdateIssueLabel_Toggle(t *testing.T) {
+	for _, testCase := range []struct {
+		Action      string
+		IssueIDs    []int64
+		LabelID     int64
+		ExpectedAdd bool // whether we expect the label to be added to the issues
+	}{
+		{"attach", []int64{1, 3}, 1, true},
+		{"detach", []int64{1, 3}, 1, false},
+		{"toggle", []int64{1, 3}, 1, false},
+		{"toggle", []int64{1, 2}, 2, true},
+	} {
+		models.PrepareTestEnv(t)
+		ctx := test.MockContext(t, "user2/repo1/issues/labels")
+		test.LoadUser(t, ctx, 2)
+		test.LoadRepo(t, ctx, 1)
+		ctx.Req.Form.Set("issue_ids", int64SliceToCommaSeparated(testCase.IssueIDs))
+		ctx.Req.Form.Set("action", testCase.Action)
+		ctx.Req.Form.Set("id", strconv.Itoa(int(testCase.LabelID)))
+		UpdateIssueLabel(ctx)
+		assert.EqualValues(t, http.StatusOK, ctx.Resp.Status())
+		for _, issueID := range testCase.IssueIDs {
+			models.AssertExistsIf(t, testCase.ExpectedAdd, &models.IssueLabel{
+				IssueID: issueID,
+				LabelID: testCase.LabelID,
+			})
+		}
+		models.CheckConsistencyFor(t, &models.Label{})
+	}
+}