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// Copyright (c) 2019, Daniel Martà <mvdan@mvdan.cc>
// See LICENSE for licensing information
package editorconfig
import (
"fmt"
"os"
"os/exec"
"regexp"
"sync"
"testing"
)
func TestMain(m *testing.M) {
if os.Getenv("EDITORCONFIG_CMD") != "" {
cmd()
os.Exit(0)
}
// call flag.Parse() here if TestMain uses flags
os.Exit(m.Run())
}
func run(dir, command string, args ...string) (string, error) {
cmd := exec.Command(command, args...)
cmd.Dir = dir
out, err := cmd.CombinedOutput()
return string(out), err
}
func mustRun(t *testing.T, dir, command string, args ...string) {
out, err := run(dir, command, args...)
if err != nil {
fmt.Println(out)
t.Fatal(err)
}
}
func TestViaCmake(t *testing.T) {
os.Setenv("EDITORCONFIG_CMD", os.Args[0])
mustRun(t, "core-test", "cmake", "..")
// Run with a high number of parallel jobs, and with a reduced sleep
// before exit when using -race, as we have a lot of test cases to run.
os.Setenv("GORACE", "atexit_sleep_ms=10")
out, err := run("core-test", "ctest", "-j8")
if err != nil {
rxFailed := regexp.MustCompile(` - ([a-zA-Z0-9_]+) \((.*)\)`)
matches := rxFailed.FindAllStringSubmatch(out, -1)
if len(matches) == 0 {
// something went very wrong
fmt.Println(out)
t.Fatal(err)
}
for _, match := range matches {
name, reason := match[1], match[2]
t.Errorf("%s failed: %s", name, reason)
}
}
}
func TestConcurrentQuery(t *testing.T) {
q := Query{}
n := 100
name := "_sample/subdir/code.go"
many := func(fn func()) {
var wg sync.WaitGroup
wg.Add(n)
for i := 0; i < n; i++ {
go func() {
fn()
wg.Done()
}()
}
wg.Wait()
}
many(func() {
section, err := q.Find(name, nil)
if err != nil {
t.Error(err)
}
if exp, got := 4, len(section.Properties); exp != got {
t.Errorf("wanted %d properties, got %d", exp, got)
}
_ = section.String()
})
}
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