[MM-36481] Fix emoji regex to support thumbsup (#17846)

model/utils_test.go

@@ -476,6 +476,84 @@ func TestIsValidAlphaNumHyphenUnderscore(t *testing.T) {
 	}
 }
 
+func TestIsValidAlphaNumHyphenUnderscorePlus(t *testing.T) {
+	cases := []struct {
+		Input  string
+		Result bool
+	}{
+		{
+			Input:  "test",
+			Result: true,
+		},
+		{
+			Input:  "test+name",
+			Result: true,
+		},
+		{
+			Input:  "test+-name",
+			Result: true,
+		},
+		{
+			Input:  "test_+name",
+			Result: true,
+		},
+		{
+			Input:  "test++name",
+			Result: true,
+		},
+		{
+			Input:  "test_-name",
+			Result: true,
+		},
+		{
+			Input:  "-",
+			Result: true,
+		},
+		{
+			Input:  "_",
+			Result: true,
+		},
+		{
+			Input:  "+",
+			Result: true,
+		},
+		{
+			Input:  "test+",
+			Result: true,
+		},
+		{
+			Input:  "test++",
+			Result: true,
+		},
+		{
+			Input:  "test--",
+			Result: true,
+		},
+		{
+			Input:  "test__",
+			Result: true,
+		},
+		{
+			Input:  ".",
+			Result: false,
+		},
+
+		{
+			Input:  "test,",
+			Result: false,
+		},
+		{
+			Input:  "test:name",
+			Result: false,
+		},
+	}
+
+	for _, tc := range cases {
+		actual := IsValidAlphaNumHyphenUnderscorePlus(tc.Input)
+		require.Equalf(t, actual, tc.Result, "case: '%v'\tshould returned: %#v", tc.Input, tc.Result)
+	}
+}
+
 func TestIsValidId(t *testing.T) {
 	cases := []struct {
 		Input  string