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// Copyright (c) 2020 Teddy Wing
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at https://mozilla.org/MPL/2.0/.
// +build !windows
package browserenv
import (
"os"
"reflect"
"strings"
"testing"
)
func unsetEnvBrowser(t *testing.T) {
t.Helper()
err := os.Unsetenv("BROWSER")
if err != nil {
t.Fatal(err)
}
}
func TestBrowserCommand(t *testing.T) {
tests := []struct {
name string
envValue string
url string
wantCmd string
}{
{
"without URL directive",
"open -a Firefox",
"https://duckduckgo.com",
"open -a Firefox 'https://duckduckgo.com'",
},
{
"with URL directive at end",
"open -a Firefox %s",
"https://duckduckgo.com",
"open -a Firefox https://duckduckgo.com",
},
{
"with URL directive in middle",
"open -a Firefox %s --other-arg",
"https://duckduckgo.com",
"open -a Firefox https://duckduckgo.com --other-arg",
},
{
"escapes single quotes in URL",
"open -a Firefox",
"https://duckduckgo.com/?q='s-Hertogenbosch",
"open -a Firefox 'https://duckduckgo.com/?q=%27s-Hertogenbosch'",
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
cmd := browserCommand(test.envValue, test.url)
shell := os.Getenv("SHELL")
if shell == "" {
shell = "/bin/sh"
}
wantArgs := []string{shell, "-c", test.wantCmd}
if !reflect.DeepEqual(cmd.Args, wantArgs) {
t.Errorf("got args '%#v' want '%#v'", cmd.Args, wantArgs)
}
})
}
}
func TestOpenURLStdout(t *testing.T) {
var stdout strings.Builder
Stdout = &stdout
err := os.Setenv("BROWSER", "printf")
if err != nil {
t.Fatal(err)
}
url := "http://localhost:8000"
OpenURL(url)
got := stdout.String()
if got != url {
t.Errorf("got stdout value %q want %q", got, url)
}
unsetEnvBrowser(t)
}
func TestOpenURLStderr(t *testing.T) {
var stderr strings.Builder
Stderr = &stderr
err := os.Setenv("BROWSER", "printf >&2")
if err != nil {
t.Fatal(err)
}
url := "http://localhost:8000"
OpenURL(url)
got := stderr.String()
if got != url {
t.Errorf("got stdout value %q want %q", got, url)
}
unsetEnvBrowser(t)
}
func TestOpenURLMultipleBrowserCommands(t *testing.T) {
// The `test -z URL` command must fail, causing `printf URL` to run.
err := os.Setenv("BROWSER", "test -z:printf")
if err != nil {
t.Fatal(err)
}
var stdout strings.Builder
Stdout = &stdout
url := "http://localhost:8000"
OpenURL(url)
got := stdout.String()
if got != url {
t.Errorf("got stdout value %q want %q", got, url)
}
unsetEnvBrowser(t)
}
func TestOpenFilePkgBrowserUsesStderr(t *testing.T) {
var stderr strings.Builder
Stderr = &stderr
OpenFile("file:///tmp/does-not-exist")
got := stderr.String()
if got == "" {
t.Errorf("got empty stderr want an error message")
}
unsetEnvBrowser(t)
}
func TestOpenURLPkgBrowserUsesStderr(t *testing.T) {
var stderr strings.Builder
Stderr = &stderr
OpenURL("file:///tmp/does-not-exist")
got := stderr.String()
if got == "" {
t.Errorf("got empty stderr want an error message")
}
unsetEnvBrowser(t)
}
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