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// Copyright 2022 The TCell Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use file except in compliance with the License.
// You may obtain a copy of the license at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package terminfo
import (
"bytes"
"testing"
"time"
)
// This terminfo entry is a stripped down version from
// xterm-256color, but I've added some of my own entries.
var testTerminfo = &Terminfo{
Name: "simulation_test",
Columns: 80,
Lines: 24,
Colors: 256,
Bell: "\a",
Blink: "\x1b2ms$<20>something",
Reverse: "\x1b[7m",
SetFg: "\x1b[%?%p1%{8}%<%t3%p1%d%e%p1%{16}%<%t9%p1%{8}%-%d%e38;5;%p1%d%;m",
SetBg: "\x1b[%?%p1%{8}%<%t4%p1%d%e%p1%{16}%<%t10%p1%{8}%-%d%e48;5;%p1%d%;m",
AltChars: "``aaffggiijjkkllmmnnooppqqrrssttuuvvwwxxyyzz{{||}}~~",
Mouse: "\x1b[M",
SetCursor: "\x1b[%i%p1%d;%p2%dH",
PadChar: "\x00",
EnterUrl: "\x1b]8;%p2%s;%p1%s\x1b\\",
}
func TestTerminfoExpansion(t *testing.T) {
ti := testTerminfo
// Tests %i and basic parameter strings too
if ti.TGoto(7, 9) != "\x1b[10;8H" {
t.Error("TGoto expansion failed")
}
// This tests some conditionals
if ti.TParm("A[%p1%2.2X]B", 47) != "A[2F]B" {
t.Error("TParm conditionals failed")
}
// Color tests.
if ti.TParm(ti.SetFg, 7) != "\x1b[37m" {
t.Error("SetFg(7) failed")
}
if ti.TParm(ti.SetFg, 15) != "\x1b[97m" {
t.Error("SetFg(15) failed")
}
if ti.TParm(ti.SetFg, 200) != "\x1b[38;5;200m" {
t.Error("SetFg(200) failed")
}
type testCase struct {
expect string
format string
params []interface{}
}
cases := []testCase{
{expect: "0a", format: "%p1%02x", params: []interface{}{10}},
{expect: "0A", format: "%p1%02X", params: []interface{}{10}},
{expect: "A", format: "%p1%c", params: []interface{}{65}},
{expect: "A", format: "%'A'%c", params: []interface{}{}},
{expect: "65", format: "%'A'%d", params: []interface{}{}},
{expect: "7", format: "%i%p1%p2%+%d", params: []interface{}{2, 3}},
{expect: "abc", format: "%p1%s", params: []interface{}{"abc"}},
{expect: "1%d", format: "1%%d", params: []interface{}{}},
{expect: "abc", format: "%p1%s%", params: []interface{}{"abc"}}, // unterminated %
{expect: " abc", format: "%p1%5s", params: []interface{}{"abc"}},
{expect: "abc ", format: "%p1%:-5s", params: []interface{}{"abc"}},
{expect: "15", format: "%{3}%p1%*%d", params: []interface{}{5}},
{expect: " A", format: "%p1%2c", params: []interface{}{65}},
{expect: "4", format: "%p1%l%d", params: []interface{}{"four"}},
{expect: "0", format: "%pA%d", params: []interface{}{}}, // missing/invalid parameter
{expect: "5", format: "%p1%p2%/%d", params: []interface{}{15, 3}},
{expect: "0", format: "%p1%p2%/%d", params: []interface{}{3, 15}},
{expect: "0", format: "%p1%p2%/%d", params: []interface{}{3, 0}},
{expect: "3", format: "%p1%p2%m%d", params: []interface{}{15, 4}},
{expect: "0", format: "%p1%p2%m%d", params: []interface{}{3, 0}},
{expect: "2", format: "%p1%Pa%{4}%{3}%ga%d", params: []interface{}{2}},
{expect: "2", format: "%p1%PA%{4}%{3}%gA%d", params: []interface{}{2}},
{expect: "0", format: "%p1%PA%{4}%{3}%ga%d", params: []interface{}{2}},
{expect: "0", format: "%p1%Pz%{4}%{3}%gZ%d", params: []interface{}{2}},
{expect: "0", format: "%d", params: []interface{}{}}, // underflow
{expect: "", format: "%s", params: []interface{}{}}, // underflow
{expect: "1", format: "%p1%p2%=%d", params: []interface{}{3, 3}},
{expect: "0", format: "%p1%p2%=%d", params: []interface{}{3, 4}},
{expect: "1", format: "%p1%p2%=%!%d", params: []interface{}{3, 4}},
{expect: "1", format: "%p1%p2%>%d", params: []interface{}{4, 3}},
{expect: "3", format: "%p1%p2%|%d", params: []interface{}{1, 2}},
{expect: "2", format: "%p1%p2%&%d", params: []interface{}{2, 3}},
{expect: "1", format: "%p1%p2%^%d", params: []interface{}{2, 3}},
{expect: "f", format: "%p1%~%{255}%&%x", params: []interface{}{0xf0}},
{expect: "%Z", format: "%Z", params: []interface{}{2, 3}}, // unknown sequence
}
for i := range cases {
if res := ti.TParm(cases[i].format, cases[i].params...); res != cases[i].expect {
t.Errorf("Format case %d failed: Format %q got %q", i, cases[i].format, res)
}
}
t.Logf("Tested %d cases", len(cases))
}
func TestTerminfoDelay(t *testing.T) {
ti := testTerminfo
buf := bytes.NewBuffer(nil)
now := time.Now()
ti.TPuts(buf, ti.Blink)
then := time.Now()
s := string(buf.Bytes())
if s != "\x1b2mssomething" {
t.Errorf("Terminfo delay failed: %s", s)
}
if then.Sub(now) < time.Millisecond*20 {
t.Error("Too short delay")
}
if then.Sub(now) > time.Millisecond*50 {
t.Error("Too late delay")
}
}
func TestStringParameter(t *testing.T) {
ti := testTerminfo
s := ti.TParm(ti.EnterUrl, "https://example.org/test")
if s != "\x1b]8;;https://example.org/test\x1b\\" {
t.Errorf("Result string failed: %s", s)
}
s = ti.TParm(ti.EnterUrl, "https://example.org/test", "id=1234")
if s != "\x1b]8;id=1234;https://example.org/test\x1b\\" {
t.Errorf("Result string failed: %s", s)
}
}
func BenchmarkSetFgBg(b *testing.B) {
ti := testTerminfo
for i := 0; i < b.N; i++ {
ti.TParm(ti.SetFg, 100, 200)
ti.TParm(ti.SetBg, 100, 200)
}
}
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