fzf/src/options_test.go
2016-09-21 01:15:35 +09:00

407 lines
11 KiB
Go

package fzf
import (
"fmt"
"testing"
"github.com/junegunn/fzf/src/curses"
"github.com/junegunn/fzf/src/util"
)
func TestDelimiterRegex(t *testing.T) {
// Valid regex
delim := delimiterRegexp(".")
if delim.regex == nil || delim.str != nil {
t.Error(delim)
}
// Broken regex -> string
delim = delimiterRegexp("[0-9")
if delim.regex != nil || *delim.str != "[0-9" {
t.Error(delim)
}
// Valid regex
delim = delimiterRegexp("[0-9]")
if delim.regex.String() != "[0-9]" || delim.str != nil {
t.Error(delim)
}
// Tab character
delim = delimiterRegexp("\t")
if delim.regex != nil || *delim.str != "\t" {
t.Error(delim)
}
// Tab expression
delim = delimiterRegexp("\\t")
if delim.regex != nil || *delim.str != "\t" {
t.Error(delim)
}
// Tabs -> regex
delim = delimiterRegexp("\t+")
if delim.regex == nil || delim.str != nil {
t.Error(delim)
}
}
func TestDelimiterRegexString(t *testing.T) {
delim := delimiterRegexp("*")
tokens := Tokenize(util.RunesToChars([]rune("-*--*---**---")), delim)
if delim.regex != nil ||
tokens[0].text.ToString() != "-*" ||
tokens[1].text.ToString() != "--*" ||
tokens[2].text.ToString() != "---*" ||
tokens[3].text.ToString() != "*" ||
tokens[4].text.ToString() != "---" {
t.Errorf("%s %s %d", delim, tokens, len(tokens))
}
}
func TestDelimiterRegexRegex(t *testing.T) {
delim := delimiterRegexp("--\\*")
tokens := Tokenize(util.RunesToChars([]rune("-*--*---**---")), delim)
if delim.str != nil ||
tokens[0].text.ToString() != "-*--*" ||
tokens[1].text.ToString() != "---*" ||
tokens[2].text.ToString() != "*---" {
t.Errorf("%s %d", tokens, len(tokens))
}
}
func TestSplitNth(t *testing.T) {
{
ranges := splitNth("..")
if len(ranges) != 1 ||
ranges[0].begin != rangeEllipsis ||
ranges[0].end != rangeEllipsis {
t.Errorf("%s", ranges)
}
}
{
ranges := splitNth("..3,1..,2..3,4..-1,-3..-2,..,2,-2,2..-2,1..-1")
if len(ranges) != 10 ||
ranges[0].begin != rangeEllipsis || ranges[0].end != 3 ||
ranges[1].begin != rangeEllipsis || ranges[1].end != rangeEllipsis ||
ranges[2].begin != 2 || ranges[2].end != 3 ||
ranges[3].begin != 4 || ranges[3].end != rangeEllipsis ||
ranges[4].begin != -3 || ranges[4].end != -2 ||
ranges[5].begin != rangeEllipsis || ranges[5].end != rangeEllipsis ||
ranges[6].begin != 2 || ranges[6].end != 2 ||
ranges[7].begin != -2 || ranges[7].end != -2 ||
ranges[8].begin != 2 || ranges[8].end != -2 ||
ranges[9].begin != rangeEllipsis || ranges[9].end != rangeEllipsis {
t.Errorf("%s", ranges)
}
}
}
func TestIrrelevantNth(t *testing.T) {
{
opts := defaultOptions()
words := []string{"--nth", "..", "-x"}
parseOptions(opts, words)
postProcessOptions(opts)
if len(opts.Nth) != 0 {
t.Errorf("nth should be empty: %s", opts.Nth)
}
}
for _, words := range [][]string{[]string{"--nth", "..,3", "+x"}, []string{"--nth", "3,1..", "+x"}, []string{"--nth", "..-1,1", "+x"}} {
{
opts := defaultOptions()
parseOptions(opts, words)
postProcessOptions(opts)
if len(opts.Nth) != 0 {
t.Errorf("nth should be empty: %s", opts.Nth)
}
}
{
opts := defaultOptions()
words = append(words, "-x")
parseOptions(opts, words)
postProcessOptions(opts)
if len(opts.Nth) != 2 {
t.Errorf("nth should not be empty: %s", opts.Nth)
}
}
}
}
func TestParseKeys(t *testing.T) {
pairs := parseKeyChords("ctrl-z,alt-z,f2,@,Alt-a,!,ctrl-G,J,g,ALT-enter,alt-SPACE", "")
check := func(i int, s string) {
if pairs[i] != s {
t.Errorf("%s != %s", pairs[i], s)
}
}
if len(pairs) != 11 {
t.Error(11)
}
check(curses.CtrlZ, "ctrl-z")
check(curses.AltZ, "alt-z")
check(curses.F2, "f2")
check(curses.AltZ+'@', "@")
check(curses.AltA, "Alt-a")
check(curses.AltZ+'!', "!")
check(curses.CtrlA+'g'-'a', "ctrl-G")
check(curses.AltZ+'J', "J")
check(curses.AltZ+'g', "g")
check(curses.AltEnter, "ALT-enter")
check(curses.AltSpace, "alt-SPACE")
// Synonyms
pairs = parseKeyChords("enter,Return,space,tab,btab,esc,up,down,left,right", "")
if len(pairs) != 9 {
t.Error(9)
}
check(curses.CtrlM, "Return")
check(curses.AltZ+' ', "space")
check(curses.Tab, "tab")
check(curses.BTab, "btab")
check(curses.ESC, "esc")
check(curses.Up, "up")
check(curses.Down, "down")
check(curses.Left, "left")
check(curses.Right, "right")
pairs = parseKeyChords("Tab,Ctrl-I,PgUp,page-up,pgdn,Page-Down,Home,End,Alt-BS,Alt-BSpace,shift-left,shift-right,btab,shift-tab,return,Enter,bspace", "")
if len(pairs) != 11 {
t.Error(11)
}
check(curses.Tab, "Ctrl-I")
check(curses.PgUp, "page-up")
check(curses.PgDn, "Page-Down")
check(curses.Home, "Home")
check(curses.End, "End")
check(curses.AltBS, "Alt-BSpace")
check(curses.SLeft, "shift-left")
check(curses.SRight, "shift-right")
check(curses.BTab, "shift-tab")
check(curses.CtrlM, "Enter")
check(curses.BSpace, "bspace")
}
func TestParseKeysWithComma(t *testing.T) {
checkN := func(a int, b int) {
if a != b {
t.Errorf("%d != %d", a, b)
}
}
check := func(pairs map[int]string, i int, s string) {
if pairs[i] != s {
t.Errorf("%s != %s", pairs[i], s)
}
}
pairs := parseKeyChords(",", "")
checkN(len(pairs), 1)
check(pairs, curses.AltZ+',', ",")
pairs = parseKeyChords(",,a,b", "")
checkN(len(pairs), 3)
check(pairs, curses.AltZ+'a', "a")
check(pairs, curses.AltZ+'b', "b")
check(pairs, curses.AltZ+',', ",")
pairs = parseKeyChords("a,b,,", "")
checkN(len(pairs), 3)
check(pairs, curses.AltZ+'a', "a")
check(pairs, curses.AltZ+'b', "b")
check(pairs, curses.AltZ+',', ",")
pairs = parseKeyChords("a,,,b", "")
checkN(len(pairs), 3)
check(pairs, curses.AltZ+'a', "a")
check(pairs, curses.AltZ+'b', "b")
check(pairs, curses.AltZ+',', ",")
pairs = parseKeyChords("a,,,b,c", "")
checkN(len(pairs), 4)
check(pairs, curses.AltZ+'a', "a")
check(pairs, curses.AltZ+'b', "b")
check(pairs, curses.AltZ+'c', "c")
check(pairs, curses.AltZ+',', ",")
pairs = parseKeyChords(",,,", "")
checkN(len(pairs), 1)
check(pairs, curses.AltZ+',', ",")
}
func TestBind(t *testing.T) {
check := func(action actionType, expected actionType) {
if action != expected {
t.Errorf("%d != %d", action, expected)
}
}
checkString := func(action string, expected string) {
if action != expected {
t.Errorf("%d != %d", action, expected)
}
}
keymap := defaultKeymap()
execmap := make(map[int]string)
check(actBeginningOfLine, keymap[curses.CtrlA])
parseKeymap(keymap, execmap,
"ctrl-a:kill-line,ctrl-b:toggle-sort,c:page-up,alt-z:page-down,"+
"f1:execute(ls {}),f2:execute/echo {}, {}, {}/,f3:execute[echo '({})'],f4:execute;less {};,"+
"alt-a:execute@echo (,),[,],/,:,;,%,{}@,alt-b:execute;echo (,),[,],/,:,@,%,{};"+
",,:abort,::accept,X:execute:\nfoobar,Y:execute(baz)")
check(actKillLine, keymap[curses.CtrlA])
check(actToggleSort, keymap[curses.CtrlB])
check(actPageUp, keymap[curses.AltZ+'c'])
check(actAbort, keymap[curses.AltZ+','])
check(actAccept, keymap[curses.AltZ+':'])
check(actPageDown, keymap[curses.AltZ])
check(actExecute, keymap[curses.F1])
check(actExecute, keymap[curses.F2])
check(actExecute, keymap[curses.F3])
check(actExecute, keymap[curses.F4])
checkString("ls {}", execmap[curses.F1])
checkString("echo {}, {}, {}", execmap[curses.F2])
checkString("echo '({})'", execmap[curses.F3])
checkString("less {}", execmap[curses.F4])
checkString("echo (,),[,],/,:,;,%,{}", execmap[curses.AltA])
checkString("echo (,),[,],/,:,@,%,{}", execmap[curses.AltB])
checkString("\nfoobar,Y:execute(baz)", execmap[curses.AltZ+'X'])
for idx, char := range []rune{'~', '!', '@', '#', '$', '%', '^', '&', '*', '|', ';', '/'} {
parseKeymap(keymap, execmap, fmt.Sprintf("%d:execute%cfoobar%c", idx%10, char, char))
checkString("foobar", execmap[curses.AltZ+int([]rune(fmt.Sprintf("%d", idx%10))[0])])
}
parseKeymap(keymap, execmap, "f1:abort")
check(actAbort, keymap[curses.F1])
}
func TestColorSpec(t *testing.T) {
theme := curses.Dark256
dark := parseTheme(theme, "dark")
if *dark != *theme {
t.Errorf("colors should be equivalent")
}
if dark == theme {
t.Errorf("point should not be equivalent")
}
light := parseTheme(theme, "dark,light")
if *light == *theme {
t.Errorf("should not be equivalent")
}
if *light != *curses.Light256 {
t.Errorf("colors should be equivalent")
}
if light == theme {
t.Errorf("point should not be equivalent")
}
customized := parseTheme(theme, "fg:231,bg:232")
if customized.Fg != 231 || customized.Bg != 232 {
t.Errorf("color not customized")
}
if *curses.Dark256 == *customized {
t.Errorf("colors should not be equivalent")
}
customized.Fg = curses.Dark256.Fg
customized.Bg = curses.Dark256.Bg
if *curses.Dark256 == *customized {
t.Errorf("colors should now be equivalent")
}
customized = parseTheme(theme, "fg:231,dark,bg:232")
if customized.Fg != curses.Dark256.Fg || customized.Bg == curses.Dark256.Bg {
t.Errorf("color not customized")
}
if customized.UseDefault {
t.Errorf("not using default colors")
}
if !curses.Dark256.UseDefault {
t.Errorf("using default colors")
}
}
func TestParseNilTheme(t *testing.T) {
var theme *curses.ColorTheme
newTheme := parseTheme(theme, "prompt:12")
if newTheme != nil {
t.Errorf("color is disabled. keep it that way.")
}
newTheme = parseTheme(theme, "prompt:12,dark,prompt:13")
if newTheme.Prompt != 13 {
t.Errorf("color should now be enabled and customized")
}
}
func TestDefaultCtrlNP(t *testing.T) {
check := func(words []string, key int, expected actionType) {
opts := defaultOptions()
parseOptions(opts, words)
postProcessOptions(opts)
if opts.Keymap[key] != expected {
t.Error()
}
}
check([]string{}, curses.CtrlN, actDown)
check([]string{}, curses.CtrlP, actUp)
check([]string{"--bind=ctrl-n:accept"}, curses.CtrlN, actAccept)
check([]string{"--bind=ctrl-p:accept"}, curses.CtrlP, actAccept)
hist := "--history=/tmp/fzf-history"
check([]string{hist}, curses.CtrlN, actNextHistory)
check([]string{hist}, curses.CtrlP, actPreviousHistory)
check([]string{hist, "--bind=ctrl-n:accept"}, curses.CtrlN, actAccept)
check([]string{hist, "--bind=ctrl-n:accept"}, curses.CtrlP, actPreviousHistory)
check([]string{hist, "--bind=ctrl-p:accept"}, curses.CtrlN, actNextHistory)
check([]string{hist, "--bind=ctrl-p:accept"}, curses.CtrlP, actAccept)
}
func optsFor(words ...string) *Options {
opts := defaultOptions()
parseOptions(opts, words)
postProcessOptions(opts)
return opts
}
func TestToggle(t *testing.T) {
opts := optsFor()
if opts.ToggleSort {
t.Error()
}
opts = optsFor("--bind=a:toggle-sort")
if !opts.ToggleSort {
t.Error()
}
opts = optsFor("--bind=a:toggle-sort", "--bind=a:up")
if opts.ToggleSort {
t.Error()
}
}
func TestPreviewOpts(t *testing.T) {
opts := optsFor()
if !(opts.Preview.command == "" &&
opts.Preview.hidden == false &&
opts.Preview.position == posRight &&
opts.Preview.size.percent == true &&
opts.Preview.size.size == 50) {
t.Error()
}
opts = optsFor("--preview", "cat {}", "--preview-window=left:15:hidden")
if !(opts.Preview.command == "cat {}" &&
opts.Preview.hidden == true &&
opts.Preview.position == posLeft &&
opts.Preview.size.percent == false &&
opts.Preview.size.size == 15+2) {
t.Error(opts.Preview)
}
opts = optsFor("--preview-window=left:15:hidden", "--preview-window=down")
if !(opts.Preview.command == "" &&
opts.Preview.hidden == false &&
opts.Preview.position == posDown &&
opts.Preview.size.percent == true &&
opts.Preview.size.size == 50) {
t.Error(opts.Preview)
}
}