diff options
Diffstat (limited to 'doc/progs/run.go')
| -rw-r--r-- | doc/progs/run.go | 229 |
1 files changed, 0 insertions, 229 deletions
diff --git a/doc/progs/run.go b/doc/progs/run.go deleted file mode 100644 index 8ac75cdcff..0000000000 --- a/doc/progs/run.go +++ /dev/null @@ -1,229 +0,0 @@ -// Copyright 2015 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -// run runs the docs tests found in this directory. -package main - -import ( - "bytes" - "flag" - "fmt" - "io/ioutil" - "os" - "os/exec" - "path/filepath" - "regexp" - "runtime" - "strings" - "time" -) - -const usage = `go run run.go [tests] - -run.go runs the docs tests in this directory. -If no tests are provided, it runs all tests. -Tests may be specified without their .go suffix. -` - -func main() { - start := time.Now() - - flag.Usage = func() { - fmt.Fprintf(os.Stderr, usage) - flag.PrintDefaults() - os.Exit(2) - } - - flag.Parse() - if flag.NArg() == 0 { - // run all tests - fixcgo() - } else { - // run specified tests - onlyTest(flag.Args()...) - } - - tmpdir, err := ioutil.TempDir("", "go-progs") - if err != nil { - fmt.Fprintln(os.Stderr, err) - os.Exit(1) - } - - // ratec limits the number of tests running concurrently. - // None of the tests are intensive, so don't bother - // trying to manually adjust for slow builders. - ratec := make(chan bool, runtime.NumCPU()) - errc := make(chan error, len(tests)) - - for _, tt := range tests { - tt := tt - ratec <- true - go func() { - errc <- test(tmpdir, tt.file, tt.want) - <-ratec - }() - } - - var rc int - for range tests { - if err := <-errc; err != nil { - fmt.Fprintln(os.Stderr, err) - rc = 1 - } - } - os.Remove(tmpdir) - if rc == 0 { - fmt.Printf("ok\t%s\t%s\n", filepath.Base(os.Args[0]), time.Since(start).Round(time.Millisecond)) - } - os.Exit(rc) -} - -// test builds the test in the given file. -// If want is non-empty, test also runs the test -// and checks that the output matches the regexp want. -func test(tmpdir, file, want string) error { - // Build the program. - prog := filepath.Join(tmpdir, file+".exe") - cmd := exec.Command("go", "build", "-o", prog, file+".go") - out, err := cmd.CombinedOutput() - if err != nil { - return fmt.Errorf("go build %s.go failed: %v\nOutput:\n%s", file, err, out) - } - defer os.Remove(prog) - - // Only run the test if we have output to check. - if want == "" { - return nil - } - - cmd = exec.Command(prog) - out, err = cmd.CombinedOutput() - if err != nil { - return fmt.Errorf("%s failed: %v\nOutput:\n%s", file, err, out) - } - - // Canonicalize output. - out = bytes.TrimRight(out, "\n") - out = bytes.ReplaceAll(out, []byte{'\n'}, []byte{' '}) - - // Check the result. - match, err := regexp.Match(want, out) - if err != nil { - return fmt.Errorf("failed to parse regexp %q: %v", want, err) - } - if !match { - return fmt.Errorf("%s.go:\n%q\ndoes not match %s", file, out, want) - } - - return nil -} - -type testcase struct { - file string - want string -} - -var tests = []testcase{ - // defer_panic_recover - {"defer", `^0 3210 2$`}, - {"defer2", `^Calling g. Printing in g 0 Printing in g 1 Printing in g 2 Printing in g 3 Panicking! Defer in g 3 Defer in g 2 Defer in g 1 Defer in g 0 Recovered in f 4 Returned normally from f.$`}, - - // effective_go - {"eff_bytesize", `^1.00YB 9.09TB$`}, - {"eff_qr", ""}, - {"eff_sequence", `^\[-1 2 6 16 44\]$`}, - {"eff_unused2", ""}, - - // error_handling - {"error", ""}, - {"error2", ""}, - {"error3", ""}, - {"error4", ""}, - - // law_of_reflection - {"interface", ""}, - {"interface2", `^type: float64$`}, - - // c_go_cgo - {"cgo1", ""}, - {"cgo2", ""}, - {"cgo3", ""}, - {"cgo4", ""}, - - // timeout - {"timeout1", ""}, - {"timeout2", ""}, - - // gobs - {"gobs1", ""}, - {"gobs2", ""}, - - // json - {"json1", `^$`}, - {"json2", `the reciprocal of i is`}, - {"json3", `Age is int 6`}, - {"json4", `^$`}, - {"json5", ""}, - - // image_package - {"image_package1", `^X is 2 Y is 1$`}, - {"image_package2", `^3 4 false$`}, - {"image_package3", `^3 4 true$`}, - {"image_package4", `^image.Point{X:2, Y:1}$`}, - {"image_package5", `^{255 0 0 255}$`}, - {"image_package6", `^8 4 true$`}, - - // other - {"go1", `^Christmas is a holiday: true .*go1.go already exists$`}, - {"slices", ""}, -} - -func onlyTest(files ...string) { - var new []testcase -NextFile: - for _, file := range files { - file = strings.TrimSuffix(file, ".go") - for _, tt := range tests { - if tt.file == file { - new = append(new, tt) - continue NextFile - } - } - fmt.Fprintf(os.Stderr, "test %s.go not found\n", file) - os.Exit(1) - } - tests = new -} - -func skipTest(file string) { - for i, tt := range tests { - if tt.file == file { - copy(tests[i:], tests[i+1:]) - tests = tests[:len(tests)-1] - return - } - } - panic("delete(" + file + "): not found") -} - -func fixcgo() { - if os.Getenv("CGO_ENABLED") != "1" { - skipTest("cgo1") - skipTest("cgo2") - skipTest("cgo3") - skipTest("cgo4") - return - } - - switch runtime.GOOS { - case "freebsd": - // cgo1 and cgo2 don't run on freebsd, srandom has a different signature - skipTest("cgo1") - skipTest("cgo2") - case "netbsd": - // cgo1 and cgo2 don't run on netbsd, srandom has a different signature - skipTest("cgo1") - skipTest("cgo2") - } -} |