1 files changed, 41 insertions, 4 deletions

diff --git a/models/issues/label_test.go b/models/issues/label_test.go
index 239e328d47..0e45e0db0b 100644
--- a/models/issues/label_test.go
+++ b/models/issues/label_test.go
@@ -4,7 +4,6 @@
 package issues_test
 
 import (
-	"html/template"
 	"testing"
 
 	"code.gitea.io/gitea/models/db"
@@ -25,13 +24,22 @@ func TestLabel_CalOpenIssues(t *testing.T) {
 	assert.EqualValues(t, 2, label.NumOpenIssues)
 }
 
-func TestLabel_ForegroundColor(t *testing.T) {
+func TestLabel_TextColor(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 	label := unittest.AssertExistsAndLoadBean(t, &issues_model.Label{ID: 1})
-	assert.Equal(t, template.CSS("#000"), label.ForegroundColor())
+	assert.False(t, label.UseLightTextColor())
 
 	label = unittest.AssertExistsAndLoadBean(t, &issues_model.Label{ID: 2})
-	assert.Equal(t, template.CSS("#fff"), label.ForegroundColor())
+	assert.True(t, label.UseLightTextColor())
+}
+
+func TestLabel_ExclusiveScope(t *testing.T) {
+	assert.NoError(t, unittest.PrepareTestDatabase())
+	label := unittest.AssertExistsAndLoadBean(t, &issues_model.Label{ID: 7})
+	assert.Equal(t, "scope", label.ExclusiveScope())
+
+	label = unittest.AssertExistsAndLoadBean(t, &issues_model.Label{ID: 9})
+	assert.Equal(t, "scope/subscope", label.ExclusiveScope())
 }
 
 func TestNewLabels(t *testing.T) {
@@ -266,6 +274,7 @@ func TestUpdateLabel(t *testing.T) {
 		Color:       "#ffff00",
 		Name:        "newLabelName",
 		Description: label.Description,
+		Exclusive:   false,
 	}
 	label.Color = update.Color
 	label.Name = update.Name
@@ -323,6 +332,34 @@ func TestNewIssueLabel(t *testing.T) {
 	unittest.CheckConsistencyFor(t, &issues_model.Issue{}, &issues_model.Label{})
 }
 
+func TestNewIssueExclusiveLabel(t *testing.T) {
+	assert.NoError(t, unittest.PrepareTestDatabase())
+	issue := unittest.AssertExistsAndLoadBean(t, &issues_model.Issue{ID: 18})
+	doer := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2})
+
+	otherLabel := unittest.AssertExistsAndLoadBean(t, &issues_model.Label{ID: 6})
+	exclusiveLabelA := unittest.AssertExistsAndLoadBean(t, &issues_model.Label{ID: 7})
+	exclusiveLabelB := unittest.AssertExistsAndLoadBean(t, &issues_model.Label{ID: 8})
+
+	// coexisting regular and exclusive label
+	assert.NoError(t, issues_model.NewIssueLabel(issue, otherLabel, doer))
+	assert.NoError(t, issues_model.NewIssueLabel(issue, exclusiveLabelA, doer))
+	unittest.AssertExistsAndLoadBean(t, &issues_model.IssueLabel{IssueID: issue.ID, LabelID: otherLabel.ID})
+	unittest.AssertExistsAndLoadBean(t, &issues_model.IssueLabel{IssueID: issue.ID, LabelID: exclusiveLabelA.ID})
+
+	// exclusive label replaces existing one
+	assert.NoError(t, issues_model.NewIssueLabel(issue, exclusiveLabelB, doer))
+	unittest.AssertExistsAndLoadBean(t, &issues_model.IssueLabel{IssueID: issue.ID, LabelID: otherLabel.ID})
+	unittest.AssertExistsAndLoadBean(t, &issues_model.IssueLabel{IssueID: issue.ID, LabelID: exclusiveLabelB.ID})
+	unittest.AssertNotExistsBean(t, &issues_model.IssueLabel{IssueID: issue.ID, LabelID: exclusiveLabelA.ID})
+
+	// exclusive label replaces existing one again
+	assert.NoError(t, issues_model.NewIssueLabel(issue, exclusiveLabelA, doer))
+	unittest.AssertExistsAndLoadBean(t, &issues_model.IssueLabel{IssueID: issue.ID, LabelID: otherLabel.ID})
+	unittest.AssertExistsAndLoadBean(t, &issues_model.IssueLabel{IssueID: issue.ID, LabelID: exclusiveLabelA.ID})
+	unittest.AssertNotExistsBean(t, &issues_model.IssueLabel{IssueID: issue.ID, LabelID: exclusiveLabelB.ID})
+}
+
 func TestNewIssueLabels(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 	label1 := unittest.AssertExistsAndLoadBean(t, &issues_model.Label{ID: 1})