// Return a reverse proxy that forwards requests to the given port.
func NewHarness() *Harness {
// Get a template loader to render errors.
// Prefer the app's views/errors directory, and fall back to the stock error pages.
revel.MainTemplateLoader = revel.NewTemplateLoader(
[]string{path.Join(revel.RevelPath, "templates")})
revel.MainTemplateLoader.Refresh()
addr := revel.HttpAddr
port := revel.Config.IntDefault("harness.port", 0)
// If the server is running on the wildcard address, use "localhost"
if addr == "" {
addr = "localhost"
}
if port == 0 {
port = getFreePort()
}
serverUrl, _ := url.ParseRequestURI(fmt.Sprintf("http://%s:%d", addr, port))
harness := &Harness{
port: port,
serverHost: serverUrl.String()[len("http://"):],
proxy: httputil.NewSingleHostReverseProxy(serverUrl),
}
return harness
}
func testApp(args []string) {
var err error
if len(args) == 0 {
errorf("No import path given.\nRun 'revel help test' for usage.\n")
}
mode := "dev"
if len(args) >= 2 {
mode = args[1]
}
// Find and parse app.conf
revel.Init(mode, args[0], "")
// Ensure that the testrunner is loaded in this mode.
testRunnerFound := false
for _, module := range revel.Modules {
if module.ImportPath == "github.com/simplemvc/gocorelib/revel/modules/testrunner" {
testRunnerFound = true
break
}
}
if !testRunnerFound {
errorf(`Error: The testrunner module is not running.
You can add it to a run mode configuration with the following line:
module.testrunner = github.com/simplemvc/gocorelib/revel/modules/testrunner
`)
}
// Create a directory to hold the test result files.
resultPath := path.Join(revel.BasePath, "test-results")
if err = os.RemoveAll(resultPath); err != nil {
errorf("Failed to remove test result directory %s: %s", resultPath, err)
}
if err = os.Mkdir(resultPath, 0777); err != nil {
errorf("Failed to create test result directory %s: %s", resultPath, err)
}
// Direct all the output into a file in the test-results directory.
file, err := os.OpenFile(path.Join(resultPath, "app.log"), os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0666)
if err != nil {
errorf("Failed to create log file: %s", err)
}
app, reverr := harness.Build()
if reverr != nil {
errorf("Error building: %s", reverr)
}
cmd := app.Cmd()
cmd.Stderr = io.MultiWriter(cmd.Stderr, file)
cmd.Stdout = io.MultiWriter(cmd.Stderr, file)
// Start the app...
if err := cmd.Start(); err != nil {
errorf("%s", err)
}
defer cmd.Kill()
revel.INFO.Printf("Testing %s (%s) in %s mode\n", revel.AppName, revel.ImportPath, mode)
// Get a list of tests.
// Since this is the first request to the server, retry/sleep a couple times
// in case it hasn't finished starting up yet.
var (
testSuites []controllers.TestSuiteDesc
resp *http.Response
baseUrl = fmt.Sprintf("http://127.0.0.1:%d", revel.HttpPort)
)
for i := 0; ; i++ {
if resp, err = http.Get(baseUrl + "/@tests.list"); err == nil {
break
}
if i < 3 {
time.Sleep(3 * time.Second)
continue
}
errorf("Failed to request test list: %s", err)
}
defer resp.Body.Close()
json.NewDecoder(resp.Body).Decode(&testSuites)
// If a specific TestSuite[.Method] is specified, only run that suite/test
if len(args) == 3 {
testSuites = filterTestSuites(testSuites, args[2])
}
fmt.Printf("\n%d test suite%s to run.\n", len(testSuites), pluralize(len(testSuites), "", "s"))
fmt.Println()
// Load the result template, which we execute for each suite.
module, _ := revel.ModuleByName("testrunner")
TemplateLoader := revel.NewTemplateLoader([]string{path.Join(module.Path, "app", "views")})
if err := TemplateLoader.Refresh(); err != nil {
errorf("Failed to compile templates: %s", err)
}
resultTemplate, err := TemplateLoader.Template("TestRunner/SuiteResult.html")
if err != nil {
errorf("Failed to load suite result template: %s", err)
}
// Run each suite.
var (
overallSuccess = true
failedResults []controllers.TestSuiteResult
)
for _, suite := range testSuites {
// Print the name of the suite we're running.
name := suite.Name
if len(name) > 22 {
name = name[:19] + "..."
}
fmt.Printf("%-22s", name)
// Run every test.
startTime := time.Now()
suiteResult := controllers.TestSuiteResult{Name: suite.Name, Passed: true}
for _, test := range suite.Tests {
testUrl := baseUrl + "/@tests/" + suite.Name + "/" + test.Name
resp, err := http.Get(testUrl)
if err != nil {
errorf("Failed to fetch test result at url %s: %s", testUrl, err)
}
defer resp.Body.Close()
var testResult controllers.TestResult
json.NewDecoder(resp.Body).Decode(&testResult)
if !testResult.Passed {
suiteResult.Passed = false
}
suiteResult.Results = append(suiteResult.Results, testResult)
}
overallSuccess = overallSuccess && suiteResult.Passed
// Print result. (Just PASSED or FAILED, and the time taken)
suiteResultStr, suiteAlert := "PASSED", ""
if !suiteResult.Passed {
suiteResultStr, suiteAlert = "FAILED", "!"
failedResults = append(failedResults, suiteResult)
}
fmt.Printf("%8s%3s%6ds\n", suiteResultStr, suiteAlert, int(time.Since(startTime).Seconds()))
// Create the result HTML file.
suiteResultFilename := path.Join(resultPath,
fmt.Sprintf("%s.%s.html", suite.Name, strings.ToLower(suiteResultStr)))
suiteResultFile, err := os.Create(suiteResultFilename)
if err != nil {
errorf("Failed to create result file %s: %s", suiteResultFilename, err)
}
if err = resultTemplate.Render(suiteResultFile, suiteResult); err != nil {
errorf("Failed to render result template: %s", err)
}
}
fmt.Println()
if overallSuccess {
writeResultFile(resultPath, "result.passed", "passed")
fmt.Println("All Tests Passed.")
} else {
for _, failedResult := range failedResults {
fmt.Printf("Failures:\n")
for _, result := range failedResult.Results {
if !result.Passed {
fmt.Printf("%s.%s\n", failedResult.Name, result.Name)
fmt.Printf("%s\n\n", result.ErrorSummary)
}
}
}
writeResultFile(resultPath, "result.failed", "failed")
errorf("Some tests failed. See file://%s for results.", resultPath)
}
}