mirror of https://github.com/go-python/gopy.git
1073 lines
27 KiB
Go
1073 lines
27 KiB
Go
// Copyright 2015 The go-python Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package main
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import (
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"bytes"
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"fmt"
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"io/ioutil"
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"log"
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"os"
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"os/exec"
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"path/filepath"
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"reflect"
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"sort"
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"strings"
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"testing"
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"github.com/go-python/gopy/bind"
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)
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var (
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testBackends = map[string]string{}
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features = map[string][]string{
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"_examples/hi": []string{"py3"},
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"_examples/funcs": []string{"py3"},
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"_examples/sliceptr": []string{"py3"},
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"_examples/simple": []string{"py3"},
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"_examples/empty": []string{"py3"},
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"_examples/named": []string{"py3"},
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"_examples/structs": []string{"py3"},
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"_examples/consts": []string{"py3"},
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"_examples/vars": []string{"py3"},
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"_examples/seqs": []string{"py3"},
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"_examples/cgo": []string{"py3"},
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"_examples/pyerrors": []string{"py3"},
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"_examples/iface": []string{"py3"},
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"_examples/pointers": []string{"py3"},
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"_examples/arrays": []string{"py3"},
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"_examples/slices": []string{"py3"},
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"_examples/maps": []string{"py3"},
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"_examples/gostrings": []string{"py3"},
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"_examples/rename": []string{"py3"},
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"_examples/lot": []string{"py3"},
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"_examples/unicode": []string{"py3"},
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"_examples/osfile": []string{"py3"},
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"_examples/gopygc": []string{"py3"},
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"_examples/cstrings": []string{"py3"},
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"_examples/pkgconflict": []string{"py3"},
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"_examples/variadic": []string{"py3"},
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}
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testEnvironment = os.Environ()
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)
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func init() {
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os.Setenv("GOFLAGS", "-mod=mod")
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testEnvironment = append(testEnvironment, "GOFLAGS=-mod=mod")
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}
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func TestGovet(t *testing.T) {
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cmd := exec.Command("go", "vet", "./...")
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buf := new(bytes.Buffer)
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cmd.Stdout = buf
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cmd.Stderr = buf
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err := cmd.Run()
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if err != nil {
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t.Fatalf("error running %s:\n%s\n%v", "go vet", string(buf.Bytes()), err)
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}
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}
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func TestGofmt(t *testing.T) {
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exe, err := exec.LookPath("goimports")
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if err != nil {
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switch e := err.(type) {
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case *exec.Error:
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if e.Err == exec.ErrNotFound {
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exe, err = exec.LookPath("gofmt")
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}
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}
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}
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if err != nil {
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t.Fatal(err)
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}
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cmd := exec.Command(exe, "-d", ".")
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buf := new(bytes.Buffer)
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cmd.Stdout = buf
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cmd.Stderr = buf
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err = cmd.Run()
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if err != nil {
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t.Fatalf("error running %s:\n%s\n%v", exe, string(buf.Bytes()), err)
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}
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if len(buf.Bytes()) != 0 {
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t.Errorf("some files were not gofmt'ed:\n%s\n", string(buf.Bytes()))
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}
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}
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func TestGoPyErrors(t *testing.T) {
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pyvm := testBackends["py3"]
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workdir, err := ioutil.TempDir("", "gopy-")
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if err != nil {
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t.Fatalf("could not create workdir: %v\n", err)
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}
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t.Logf("pyvm: %s making work dir: %s\n", pyvm, workdir)
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defer os.RemoveAll(workdir)
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curPkgPath := reflect.TypeOf(pkg{}).PkgPath()
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fpath := filepath.Join(curPkgPath, "_examples/gopyerrors")
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cmd := exec.Command("go", "run", ".", "gen", "-vm="+pyvm, "-output="+workdir, fpath)
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t.Logf("running: %v\n", cmd.Args)
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out, err := cmd.CombinedOutput()
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if err != nil {
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t.Fatalf("could not run %v: %+v\n", strings.Join(cmd.Args, " "), err)
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}
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contains := `--- Processing package: github.com/go-python/gopy/_examples/gopyerrors ---
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ignoring python incompatible function: .func github.com/go-python/gopy/_examples/gopyerrors.NotErrorMany() (int, int): func() (int, int): gopy: second result value must be of type error: func() (int, int)
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ignoring python incompatible method: gopyerrors.func (*github.com/go-python/gopy/_examples/gopyerrors.Struct).NotErrorMany() (int, string): func() (int, string): gopy: second result value must be of type error: func() (int, string)
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ignoring python incompatible method: gopyerrors.func (*github.com/go-python/gopy/_examples/gopyerrors.Struct).TooMany() (int, int, string): func() (int, int, string): gopy: too many results to return: func() (int, int, string)
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ignoring python incompatible function: .func github.com/go-python/gopy/_examples/gopyerrors.TooMany() (int, int, string): func() (int, int, string): gopy: too many results to return: func() (int, int, string)
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`
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if got, want := string(out), contains; !strings.Contains(got, want) {
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t.Fatalf("%v does not contain\n%v\n", got, want)
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}
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}
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func TestHi(t *testing.T) {
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// t.Parallel()
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path := "_examples/hi"
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testPkg(t, pkg{
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path: path,
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lang: features[path],
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cmd: "build",
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extras: nil,
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want: []byte(`hi from go
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hello you from go
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working...
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worked for 2 hours
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working...
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working...
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worked for 4 hours
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--- doc(hi)...
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package hi exposes a few Go functions to be wrapped and used from Python.
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--- hi.Universe: 42
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--- hi.Version: 0.1
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--- hi.Debug(): False
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--- hi.Set_Debug(true)
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--- hi.Debug(): True
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--- hi.Set_Debug(false)
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--- hi.Debug(): False
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--- hi.Anon(): hi.Person{Name="<nobody>", Age=1}
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--- new anon: hi.Person{Name="you", Age=24}
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--- hi.Set_Anon(hi.NewPerson('you', 24))...
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--- hi.Anon(): hi.Person{Name="you", Age=24}
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--- doc(hi.Hi)...
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Hi()
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Hi prints hi from Go
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--- hi.Hi()...
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--- doc(hi.Hello)...
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Hello(str s)
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Hello prints a greeting from Go
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--- hi.Hello('you')...
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--- doc(hi.Add)...
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Add(int i, int j) int
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Add returns the sum of its arguments.
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--- hi.Add(1, 41)...
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42
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--- hi.Concat('4', '2')...
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42
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--- hi.LookupQuestion(42)...
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Life, the Universe and Everything
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--- hi.LookupQuestion(12)...
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caught: Wrong answer: 12 != 42
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--- doc(hi.Person):
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Person is a simple struct
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--- p = hi.Person()...
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--- p: hi.Person{Name="", Age=0}
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--- p.Name:
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--- p.Age: 0
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--- doc(hi.Greet):
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Greet() str
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Greet sends greetings
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--- p.Greet()...
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Hello, I am
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--- p.String()...
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hi.Person{Name="", Age=0}
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--- doc(p):
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Person is a simple struct
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--- p.Name = "foo"...
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--- p.Age = 42...
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--- p.String()...
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hi.Person{Name="foo", Age=42}
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--- p.Age: 42
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--- p.Name: foo
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--- p.Work(2)...
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--- p.Work(24)...
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caught: can't work for 24 hours!
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--- p.Salary(2): 20
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--- p.Salary(24): caught: can't work for 24 hours!
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--- Person.__init__
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caught: argument 2 must be str, not int | err-type: <class 'TypeError'>
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caught: 'str' object cannot be interpreted as an integer | err-type: <class 'TypeError'>
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*ERROR* no exception raised!
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hi.Person{Name="name", Age=0}
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hi.Person{Name="name", Age=42}
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hi.Person{Name="name", Age=42}
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hi.Person{Name="name", Age=42}
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--- hi.NewPerson('me', 666): hi.Person{Name="me", Age=666}
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--- hi.NewPersonWithAge(666): hi.Person{Name="stranger", Age=666}
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--- hi.NewActivePerson(4):
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hi.Person{Name="", Age=0}
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--- c = hi.Couple()...
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hi.Couple{P1=hi.Person{Name="", Age=0}, P2=hi.Person{Name="", Age=0}}
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--- c.P1: hi.Person{Name="", Age=0}
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--- c: hi.Couple{P1=hi.Person{Name="tom", Age=5}, P2=hi.Person{Name="bob", Age=2}}
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--- c = hi.NewCouple(tom, bob)...
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hi.Couple{P1=hi.Person{Name="tom", Age=50}, P2=hi.Person{Name="bob", Age=41}}
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hi.Couple{P1=hi.Person{Name="mom", Age=50}, P2=hi.Person{Name="bob", Age=51}}
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--- Couple.__init__
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hi.Couple{P1=hi.Person{Name="p1", Age=42}, P2=hi.Person{Name="p2", Age=52}}
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hi.Couple{P1=hi.Person{Name="p1", Age=42}, P2=hi.Person{Name="p2", Age=52}}
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hi.Couple{P1=hi.Person{Name="p2", Age=52}, P2=hi.Person{Name="p1", Age=42}}
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caught: supplied argument type <class 'int'> is not a go.GoClass | err-type: <class 'TypeError'>
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caught: supplied argument type <class 'int'> is not a go.GoClass | err-type: <class 'TypeError'>
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caught: supplied argument type <class 'int'> is not a go.GoClass | err-type: <class 'TypeError'>
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--- testing GC...
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--- len(objs): 100000
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--- len(vs): 100000
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--- testing GC... [ok]
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--- testing array...
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arr: hi.Array_2_int len: 2 handle: 300036 [1, 2]
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len(arr): 2
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arr[0]: 1
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arr[1]: 2
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arr[2]: caught: slice index out of range
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arr: hi.Array_2_int len: 2 handle: 300036 [1, 2]
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len(arr): 2
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mem(arr): caught: memoryview: a bytes-like object is required, not 'Array_2_int'
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--- testing slice...
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slice: go.Slice_int len: 2 handle: 300037 [1, 2]
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len(slice): 2
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slice[0]: 1
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slice[1]: 2
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slice[2]: caught: slice index out of range
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slice: go.Slice_int len: 2 handle: 300037 [1, 42]
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slice repr: go.Slice_int([1, 42])
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len(slice): 2
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mem(slice): caught: memoryview: a bytes-like object is required, not 'Slice_int'
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OK
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`),
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})
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}
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func TestBindFuncs(t *testing.T) {
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// t.Parallel()
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path := "_examples/funcs"
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testPkg(t, pkg{
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path: path,
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lang: features[path],
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cmd: "build",
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extras: nil,
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want: []byte(`got return value: true
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got nil
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ofs FieldI: 42 FieldS: str field
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fs.CallBack(22, cbfun)...
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in python cbfun: FieldI: 42 FieldS: str field ival: 22 sval: str field
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fs.CallBackIf(22, cbfunif)...
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in python cbfunif: FieldI: 42 FieldS: str field ival: 22 ifval: str field
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fs.CallBackRval(22, cbfunrval)...
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in python cbfunrval: FieldI: 42 FieldS: str field ival: 22 ifval: str field
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fs.CallBack(32, cls.ClassFun)...
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in python class fun: FieldI: 42 FieldS: str field ival: 32 sval: str field
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cls.CallSelf...
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in python class fun: FieldI: 42 FieldS: str field ival: 77 sval: str field
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fs.ObjArg with nil
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fs.ObjArg with fs
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OK
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`),
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})
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}
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func TestBindSimple(t *testing.T) {
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// t.Parallel()
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path := "_examples/simple"
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testPkg(t, pkg{
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path: path,
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lang: features[path],
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cmd: "build",
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extras: nil,
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want: []byte(`doc(pkg):
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'\nsimple is a simple package.\n\n'
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pkg.Func()...
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fct = pkg.Func...
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fct()...
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pkg.Add(1,2)= 3
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pkg.Bool(True)= True
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pkg.Bool(False)= False
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pkg.Comp64Add((3+4j), (2+5j)) = (5+9j)
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pkg.Comp128Add((3+4j), (2+5j)) = (5+9j)
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OK
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`),
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})
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}
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func TestBindEmpty(t *testing.T) {
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// t.Parallel()
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path := "_examples/empty"
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testPkg(t, pkg{
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path: path,
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lang: features[path],
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cmd: "build",
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extras: nil,
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want: []byte(`doc(pkg):
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'\nPackage empty does not expose anything.\nWe may want to wrap and import it just for its side-effects.\n\n'
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OK
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`),
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})
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}
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func TestBindPointers(t *testing.T) {
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// t.Parallel()
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path := "_examples/pointers"
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testPkg(t, pkg{
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path: path,
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lang: features[path],
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cmd: "build",
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extras: nil,
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want: []byte(`s = pointers.S(2)
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s = pointers.S{Value=2, handle=1}
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s.Value = 2
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OK
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`),
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})
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}
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func TestBindNamed(t *testing.T) {
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// t.Parallel()
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path := "_examples/named"
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testPkg(t, pkg{
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path: path,
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lang: features[path],
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cmd: "build",
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extras: nil,
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want: []byte(`doc(named): '\npackage named tests various aspects of named types.\n\n'
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s = named.Slice()
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s = named.named_Slice len: 0 handle: 1 []
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s = named.Slice([1,2])
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s = named.named_Slice len: 2 handle: 2 [1.0, 2.0]
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s = named.Slice(range(10))
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s = named.named_Slice len: 10 handle: 3 [0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0]
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s = named.Slice(xrange(10))
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s = named.named_Slice len: 10 handle: 4 [0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0]
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OK
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`),
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})
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}
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func TestBindStructs(t *testing.T) {
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// t.Parallel()
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path := "_examples/structs"
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testPkg(t, pkg{
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path: path,
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lang: features[path],
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cmd: "build",
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extras: nil,
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want: []byte(`s = structs.S()
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s = structs.S{handle=1}
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s.Init()
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s.Upper('boo')= 'BOO'
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s1 = structs.S1()
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s1 = structs.S1{handle=2}
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caught error: 'S1' object has no attribute 'private'
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s2 = structs.S2()
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s2 = structs.S2{Public=1, handle=5}
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s2 = structs.S2{Public=42, handle=7}
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s2.Public = 42
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caught error: 'S2' object has no attribute 'private'
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s2child = S2Child{S2: structs.S2{Public=42, handle=8, local=123}, local: 123}
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s2child.Public = 42
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s2child.local = 123
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caught error: 'S2Child' object has no attribute 'private'
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s3.X,Y = 3,4
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OK
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`),
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})
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}
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func TestBindConsts(t *testing.T) {
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// t.Parallel()
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path := "_examples/consts"
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// NOTE: python2 does not properly output .666 decimals for unknown reasons.
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testPkg(t, pkg{
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path: path,
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lang: features[path],
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cmd: "build",
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extras: nil,
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want: []byte(`c1 = c1
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c2 = 42
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c3 = 666.666
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c4 = c4
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c5 = 42
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c6 = 42
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c7 = 666.666
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k1 = 1
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k2 = 2
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OK
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`),
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})
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}
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|
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func TestBindVars(t *testing.T) {
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// t.Parallel()
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path := "_examples/vars"
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testPkg(t, pkg{
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path: path,
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lang: features[path],
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cmd: "build",
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extras: nil,
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want: []byte(`doc(vars):
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None
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doc(vars.V1()):
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'\n\tV1 Gets Go Variable: vars.V1\n\t\n\t'
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doc(vars.Set_V1()):
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'\n\tSet_V1 Sets Go Variable: vars.V1\n\t\n\t'
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Initial values
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v1 = v1
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v2 = 42
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v3 = 666.666
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v4 = c4
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v5 = 42
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v6 = 42
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v7 = 666.666
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k1 = 1
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k2 = 2
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New values
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v1 = test1
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v2 = 90
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v3 = 1111.1111
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v4 = test2
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v5 = 50
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v6 = 50
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v7 = 1111.1111
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k1 = 123
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k2 = 456
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vars.Doc() = 'A variable with some documentation'
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doc of vars.Doc = '\n\tDoc Gets Go Variable: vars.Doc\n\tDoc is a top-level string with some documentation attached.\n\t\n\t'
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doc of vars.Set_Doc = '\n\tSet_Doc Sets Go Variable: vars.Doc\n\tDoc is a top-level string with some documentation attached.\n\t\n\t'
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OK
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`),
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})
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}
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|
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func TestBindSeqs(t *testing.T) {
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// t.Parallel()
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path := "_examples/seqs"
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testPkg(t, pkg{
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path: path,
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|
lang: features[path],
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cmd: "build",
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extras: nil,
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want: []byte(`doc(seqs): '\npackage seqs tests various aspects of sequence types.\n\n'
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s = seqs.Slice()
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|
s = seqs.seqs_Slice len: 0 handle: 1 []
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s = seqs.Slice([1,2])
|
|
s = seqs.seqs_Slice len: 2 handle: 2 [1.0, 2.0]
|
|
s = seqs.Slice(range(10))
|
|
s = seqs.seqs_Slice len: 10 handle: 3 [0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0]
|
|
s = seqs.Slice(xrange(10))
|
|
s = seqs.seqs_Slice len: 10 handle: 4 [0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0]
|
|
s = seqs.Slice()
|
|
s = seqs.seqs_Slice len: 0 handle: 5 []
|
|
s += [1,2]
|
|
s = seqs.seqs_Slice len: 2 handle: 5 [1.0, 2.0]
|
|
s += [10,20]
|
|
s = seqs.seqs_Slice len: 4 handle: 5 [1.0, 2.0, 10.0, 20.0]
|
|
OK
|
|
`),
|
|
})
|
|
}
|
|
|
|
func TestBindInterfaces(t *testing.T) {
|
|
// t.Parallel()
|
|
path := "_examples/iface"
|
|
// NOTE: python2 outputs this in a different order, so test fails, but results are the same
|
|
testPkg(t, pkg{
|
|
path: path,
|
|
lang: features[path],
|
|
cmd: "build",
|
|
extras: nil,
|
|
want: []byte(`t.F [CALLED]
|
|
iface.CallIface...
|
|
t.F [CALLED]
|
|
iface.CallIface... [DONE]
|
|
iface as string: test string
|
|
iface as string: 42
|
|
iface as handle: &{0 }
|
|
iface as handle: <nil>
|
|
doc(iface): '\npackage iface tests various aspects of interfaces.\n\n'
|
|
t = iface.T()
|
|
t.F()
|
|
iface.CallIface(t)
|
|
iface.IfaceString("test string"
|
|
iface.IfaceString(str(42))
|
|
iface.IfaceHandle(t)
|
|
iface.IfaceHandle(go.nil)
|
|
OK
|
|
`),
|
|
})
|
|
}
|
|
|
|
func TestBindCgoPackage(t *testing.T) {
|
|
// t.Parallel()
|
|
path := "_examples/cgo"
|
|
testPkg(t, pkg{
|
|
path: path,
|
|
lang: features[path],
|
|
cmd: "build",
|
|
extras: nil,
|
|
want: []byte(`cgo.doc: '\nPackage cgo tests bindings of CGo-based packages.\n\n'
|
|
cgo.Hi()= 'hi from go\n'
|
|
cgo.Hello(you)= 'hello you from go\n'
|
|
OK
|
|
`),
|
|
})
|
|
}
|
|
|
|
func TestPyErrors(t *testing.T) {
|
|
// t.Parallel()
|
|
path := "_examples/pyerrors"
|
|
testPkg(t, pkg{
|
|
path: path,
|
|
lang: features[path],
|
|
cmd: "build",
|
|
extras: nil,
|
|
want: []byte(`Divide by zero.
|
|
pyerrors.Div(5, 2) = 2
|
|
Empty string value.
|
|
pyerrors.NewMyString("hello") = "hello"
|
|
OK
|
|
`),
|
|
})
|
|
}
|
|
|
|
func TestBuiltinArrays(t *testing.T) {
|
|
// t.Parallel()
|
|
path := "_examples/arrays"
|
|
testPkg(t, pkg{
|
|
path: path,
|
|
lang: features[path],
|
|
cmd: "build",
|
|
extras: nil,
|
|
want: []byte(`Python list: [1, 2, 3, 4]
|
|
Go array: arrays.Array_4_int len: 4 handle: 1 [1, 2, 3, 4]
|
|
arrays.IntSum from Go array: 10
|
|
OK
|
|
`),
|
|
})
|
|
}
|
|
|
|
func TestBuiltinSlices(t *testing.T) {
|
|
// t.Parallel()
|
|
path := "_examples/slices"
|
|
testPkg(t, pkg{
|
|
path: path,
|
|
lang: features[path],
|
|
cmd: "build",
|
|
extras: nil,
|
|
want: []byte(`0: S0
|
|
1: S1
|
|
2: S2
|
|
S0
|
|
S1
|
|
Python list: [1, 2, 3, 4]
|
|
Go slice: go.Slice_int len: 4 handle: 1 [1, 2, 3, 4]
|
|
slices.IntSum from Python list: 10
|
|
slices.IntSum from Go slice: 10
|
|
unsigned slice elements: 1 2 3 4
|
|
signed slice elements: -1 -2 -3 -4
|
|
struct slice: slices.Slice_Ptr_slices_S len: 3 handle: 11 [12, 13, 14]
|
|
struct slice[0]: slices.S{Name=S0, handle=15}
|
|
struct slice[1]: slices.S{Name=S1, handle=16}
|
|
struct slice[2].Name: S2
|
|
OK
|
|
`),
|
|
})
|
|
}
|
|
|
|
func TestBuiltinMaps(t *testing.T) {
|
|
// t.Parallel()
|
|
path := "_examples/maps"
|
|
testPkg(t, pkg{
|
|
path: path,
|
|
lang: features[path],
|
|
cmd: "build",
|
|
extras: nil,
|
|
want: []byte(`map a[1]: 3.0
|
|
map a[2]: 5.0
|
|
2 in map: True
|
|
3 in map: False
|
|
maps.Sum from Go map: 8.0
|
|
map b: {1: 3.0, 2: 5.0}
|
|
maps.Sum from Python dictionary: 8.0
|
|
maps.Keys from Go map: go.Slice_int len: 2 handle: 3 [1, 2]
|
|
maps.Values from Go map: go.Slice_float64 len: 2 handle: 4 [3.0, 5.0]
|
|
maps.Keys from Python dictionary: go.Slice_int len: 2 handle: 6 [1, 2]
|
|
maps.Values from Python dictionary: go.Slice_float64 len: 2 handle: 8 [3.0, 5.0]
|
|
deleted 1 from a: maps.Map_int_float64 len: 1 handle: 1 {2=5.0, }
|
|
OK
|
|
`),
|
|
})
|
|
}
|
|
|
|
func TestBindStrings(t *testing.T) {
|
|
// t.Parallel()
|
|
path := "_examples/gostrings"
|
|
testPkg(t, pkg{
|
|
path: path,
|
|
lang: features[path],
|
|
cmd: "build",
|
|
extras: nil,
|
|
want: []byte(`S1 = S1
|
|
GetString() = MyString
|
|
OK
|
|
`),
|
|
})
|
|
}
|
|
|
|
func TestBindRename(t *testing.T) {
|
|
// t.Parallel()
|
|
path := "_examples/rename"
|
|
testPkg(t, pkg{
|
|
path: path,
|
|
lang: features[path],
|
|
cmd: "build",
|
|
extras: []string{"-rename"},
|
|
want: []byte(`say_hi_fn(): hi
|
|
MyStruct().say_something(): something
|
|
MyStruct.auto_renamed_property.__doc__: I should be renamed to auto_renamed_property
|
|
when generated with -rename flag
|
|
MyStruct.custom_name.__doc__: I should be renamed to custom_name with the custom option
|
|
OK
|
|
`),
|
|
})
|
|
}
|
|
|
|
func TestLot(t *testing.T) {
|
|
// t.Parallel()
|
|
path := "_examples/lot"
|
|
testPkg(t, pkg{
|
|
path: path,
|
|
lang: features[path],
|
|
cmd: "build",
|
|
extras: nil,
|
|
want: []byte(`l.SomeString : some string
|
|
l.SomeInt : 1337
|
|
l.SomeFloat : 1337.1337
|
|
l.SomeBool : True
|
|
l.SomeListOfStrings: go.Slice_string len: 4 handle: 2 [some, list, of, strings]
|
|
l.SomeListOfInts: go.Slice_int64 len: 4 handle: 3 [6, 2, 9, 1]
|
|
l.SomeListOfFloats: go.Slice_float64 len: 4 handle: 4 [6.6, 2.2, 9.9, 1.1]
|
|
l.SomeListOfBools: go.Slice_bool len: 4 handle: 5 [True, False, True, False]
|
|
OK
|
|
`),
|
|
})
|
|
}
|
|
|
|
func TestSlicePtr(t *testing.T) {
|
|
// t.Parallel()
|
|
path := "_examples/sliceptr"
|
|
testPkg(t, pkg{
|
|
path: path,
|
|
lang: features[path],
|
|
cmd: "build",
|
|
extras: nil,
|
|
want: []byte(`sliceptr.sliceptr_IntVector len: 3 handle: 1 [1, 2, 3]
|
|
sliceptr.sliceptr_IntVector len: 4 handle: 1 [1, 2, 3, 4]
|
|
sliceptr.sliceptr_StrVector len: 4 handle: 2 [1, 2, 3, 4]
|
|
OK
|
|
`),
|
|
})
|
|
}
|
|
|
|
func TestUnicode(t *testing.T) {
|
|
// t.Parallel()
|
|
path := "_examples/unicode"
|
|
testPkg(t, pkg{
|
|
path: path,
|
|
lang: features[path],
|
|
cmd: "build",
|
|
extras: nil,
|
|
want: []byte(`encoding.HandleString(unicodestr) -> Python Unicode string 🐱
|
|
encoding.GetString() -> Go Unicode string 🐱
|
|
OK
|
|
`),
|
|
})
|
|
}
|
|
|
|
func TestPYGC(t *testing.T) {
|
|
// t.Parallel()
|
|
path := "_examples/gopygc"
|
|
testPkg(t, pkg{
|
|
path: path,
|
|
lang: features[path],
|
|
cmd: "build",
|
|
extras: nil,
|
|
want: []byte(`0
|
|
3
|
|
0
|
|
3
|
|
5
|
|
6
|
|
7
|
|
8
|
|
5
|
|
3
|
|
2
|
|
1
|
|
0
|
|
1
|
|
0
|
|
1
|
|
1
|
|
1
|
|
0
|
|
OK
|
|
`),
|
|
})
|
|
}
|
|
|
|
func TestCStrings(t *testing.T) {
|
|
// t.Parallel()
|
|
path := "_examples/cstrings"
|
|
testPkg(t, pkg{
|
|
path: path,
|
|
lang: features[path],
|
|
cmd: "build",
|
|
extras: nil,
|
|
// todo: this test on mac leaks everything except String
|
|
want: []byte(`gofnString leaked: False
|
|
gofnStruct leaked: False
|
|
gofnNestedStruct leaked: False
|
|
gofnSlice leaked: False
|
|
gofnMap leaked: False
|
|
OK
|
|
`),
|
|
})
|
|
}
|
|
|
|
func TestPackagePrefix(t *testing.T) {
|
|
// t.Parallel()
|
|
path := "_examples/package/mypkg"
|
|
testPkg(t, pkg{
|
|
path: path,
|
|
lang: features[path],
|
|
cmd: "build",
|
|
outputdir: "mypkg",
|
|
pkgprefix: ".",
|
|
testdir: ".",
|
|
want: []byte(`mypkg.mypkg.SayHello()...
|
|
Hello
|
|
OK
|
|
`),
|
|
})
|
|
}
|
|
|
|
func TestPkgConflict(t *testing.T) {
|
|
// t.Parallel()
|
|
path := "_examples/pkgconflict"
|
|
testPkg(t, pkg{
|
|
path: path,
|
|
lang: features[path],
|
|
cmd: "build",
|
|
extras: nil,
|
|
want: []byte(`17 items are made of wool
|
|
42 items are made of hyperlinks
|
|
2 items are made of fuzz
|
|
`),
|
|
})
|
|
}
|
|
|
|
// see notes in _examples/osfile/test.py for why this doesn't work..
|
|
// leaving here for now in case someone wants to follow-up and make it work..
|
|
//
|
|
// func TestOsFile(t *testing.T) {
|
|
// // t.Parallel()
|
|
// path := "_examples/osfile"
|
|
// testPkg(t, pkg{
|
|
// path: path,
|
|
// lang: features[path],
|
|
// cmd: "pkg",
|
|
// extras: []string{"os"},
|
|
// want: []byte(`yeah..
|
|
// OK
|
|
// `),
|
|
// })
|
|
// }
|
|
|
|
func TestBindVariadic(t *testing.T) {
|
|
// t.Parallel()
|
|
path := "_examples/variadic"
|
|
testPkg(t, pkg{
|
|
path: path,
|
|
lang: features[path],
|
|
cmd: "build",
|
|
extras: nil,
|
|
want: []byte(`NonVariadic 1+[2+3+4]+5 = 15
|
|
Variadic 1+2+3+4+5 = 15
|
|
Variadic Struct s(1)+s(2)+s(3) = 6
|
|
Variadic InterFace i(1)+i(2)+i(3) = 6
|
|
Type OK
|
|
`),
|
|
})
|
|
}
|
|
|
|
// Generate / verify SUPPORT_MATRIX.md from features map.
|
|
func TestCheckSupportMatrix(t *testing.T) {
|
|
var buf bytes.Buffer
|
|
buf.WriteString("# Support matrix\n")
|
|
buf.WriteString(`
|
|
NOTE: File auto-generated by TestCheckSupportMatrix in main_test.go. Please
|
|
don't modify manually.
|
|
|
|
`)
|
|
|
|
// Generate
|
|
// - sorted list of features
|
|
// - sorted list of backends
|
|
// - a map of feature to available backends
|
|
var featuresSorted []string
|
|
var allBackendsSorted []string
|
|
featureToBackendMap := make(map[string]map[string]bool)
|
|
allBackends := make(map[string]bool)
|
|
for feature, backends := range features {
|
|
featuresSorted = append(featuresSorted, feature)
|
|
featureToBackendMap[feature] = make(map[string]bool)
|
|
for _, backend := range backends {
|
|
featureToBackendMap[feature][backend] = true
|
|
allBackends[backend] = true
|
|
}
|
|
}
|
|
for backend, _ := range allBackends {
|
|
allBackendsSorted = append(allBackendsSorted, backend)
|
|
}
|
|
sort.Strings(featuresSorted)
|
|
sort.Strings(allBackendsSorted)
|
|
|
|
// Write the table header and the line separating header and rows.
|
|
fmt.Fprintf(&buf, "Feature |%s\n", strings.Join(allBackendsSorted, " | "))
|
|
var tableDelimiters []string
|
|
for i := 0; i <= len(allBackendsSorted); i++ {
|
|
tableDelimiters = append(tableDelimiters, "---")
|
|
}
|
|
buf.WriteString(strings.Join(tableDelimiters, " | "))
|
|
buf.WriteString("\n")
|
|
|
|
// Write the actual rows of the support matrix.
|
|
for _, feature := range featuresSorted {
|
|
var cells []string
|
|
cells = append(cells, feature)
|
|
for _, backend := range allBackendsSorted {
|
|
if featureToBackendMap[feature][backend] {
|
|
cells = append(cells, "yes")
|
|
} else {
|
|
cells = append(cells, "no")
|
|
}
|
|
}
|
|
buf.WriteString(strings.Join(cells, " | "))
|
|
buf.WriteString("\n")
|
|
}
|
|
|
|
if os.Getenv("GOPY_GENERATE_SUPPORT_MATRIX") == "1" {
|
|
err := ioutil.WriteFile("SUPPORT_MATRIX.md", buf.Bytes(), 0644)
|
|
if err != nil {
|
|
log.Fatalf("Unable to write SUPPORT_MATRIX.md")
|
|
}
|
|
return
|
|
}
|
|
|
|
src, err := ioutil.ReadFile("SUPPORT_MATRIX.md")
|
|
if err != nil {
|
|
log.Fatalf("Unable to read SUPPORT_MATRIX.md")
|
|
}
|
|
|
|
msg := `
|
|
This is a test case to verify the support matrix. This test is likely failing
|
|
because the map features has been updated and the
|
|
auto-generated file SUPPORT_MATRIX.md hasn't been updated. Please run 'go test'
|
|
with environment variable GOPY_GENERATE_SUPPORT_MATRIX=1 to regenerate
|
|
SUPPORT_MATRIX.md and commit the changes to SUPPORT_MATRIX.md onto git.
|
|
`
|
|
if bytes.Compare(buf.Bytes(), src) != 0 {
|
|
t.Fatalf(msg)
|
|
}
|
|
}
|
|
|
|
type pkg struct {
|
|
path string
|
|
lang []string
|
|
cmd string
|
|
outputdir string
|
|
pkgprefix string
|
|
testdir string
|
|
extras []string
|
|
want []byte
|
|
}
|
|
|
|
func testPkg(t *testing.T, table pkg) {
|
|
backends := []string{"py3"}
|
|
// backends := table.lang // todo: enabling py2 testing requires separate "want" output
|
|
for _, be := range backends {
|
|
fmt.Printf("looping over backends: %s in %s\n", be, backends)
|
|
vm, ok := testBackends[be]
|
|
if !ok || vm == "" {
|
|
// backend not available.
|
|
t.Logf("Skipped testing backend %s for %s\n", be, table.path)
|
|
continue
|
|
}
|
|
switch be {
|
|
case "py3":
|
|
t.Run(be, func(t *testing.T) {
|
|
// t.Parallel()
|
|
testPkgBackend(t, vm, table)
|
|
})
|
|
default:
|
|
t.Errorf("invalid backend name %q", be)
|
|
}
|
|
}
|
|
}
|
|
|
|
func writeGoMod(t *testing.T, pkgDir, tstDir string) {
|
|
template := `
|
|
module dummy
|
|
|
|
require github.com/go-python/gopy v0.0.0
|
|
replace github.com/go-python/gopy => %s
|
|
`
|
|
contents := fmt.Sprintf(template, pkgDir)
|
|
if err := ioutil.WriteFile(filepath.Join(tstDir, "go.mod"), []byte(contents), 0666); err != nil {
|
|
t.Fatalf("failed to write go.mod file: %v", err)
|
|
}
|
|
}
|
|
|
|
func testPkgBackend(t *testing.T, pyvm string, table pkg) {
|
|
curPkgPath := reflect.TypeOf(table).PkgPath()
|
|
_, pkgNm := filepath.Split(table.path)
|
|
cwd, _ := os.Getwd()
|
|
workdir, err := ioutil.TempDir("", "gopy-")
|
|
if err != nil {
|
|
t.Fatalf("[%s:%s]: could not create workdir: %v\n", pyvm, table.path, err)
|
|
}
|
|
genPkgDir := workdir
|
|
if table.outputdir != "" {
|
|
genPkgDir = filepath.Join(workdir, table.outputdir)
|
|
fmt.Printf("pyvm: %s making temp output dir: %s\n", pyvm, genPkgDir)
|
|
err = os.MkdirAll(genPkgDir, 0700)
|
|
if err != nil {
|
|
t.Fatalf("[%s:%s]: could not create temp output dir: %v\n", pyvm, table.path, err)
|
|
}
|
|
}
|
|
defer os.RemoveAll(workdir)
|
|
defer bind.ResetPackages()
|
|
|
|
env := make([]string, len(testEnvironment))
|
|
copy(env, testEnvironment)
|
|
env = append(env, fmt.Sprintf("PYTHONPATH=%s", workdir))
|
|
|
|
writeGoMod(t, cwd, genPkgDir)
|
|
|
|
// fmt.Printf("building in work dir: %s\n", workdir)
|
|
fpath := "./" + table.path
|
|
if table.cmd != "build" { // non-build cases end up inside the working dir -- need a global import path
|
|
fpath = filepath.Join(curPkgPath, table.path)
|
|
}
|
|
args := []string{table.cmd, "-vm=" + pyvm, "-output=" + genPkgDir, "-package-prefix", table.pkgprefix}
|
|
if table.extras != nil {
|
|
args = append(args, table.extras...)
|
|
}
|
|
args = append(args, fpath)
|
|
fmt.Printf("run cmd: %s\n", args)
|
|
err = run(args)
|
|
if err != nil {
|
|
t.Fatalf("[%s:%s]: error running gopy-build: %v\n", pyvm, table.path, err)
|
|
}
|
|
|
|
// fmt.Printf("copying test.py\n")
|
|
tstDir := genPkgDir
|
|
if table.cmd != "build" {
|
|
tstDir = filepath.Join(workdir, pkgNm)
|
|
}
|
|
if table.testdir != "" {
|
|
tstDir = filepath.Join(workdir, table.testdir)
|
|
}
|
|
tstSrc := filepath.Join(filepath.Join(cwd, table.path), "test.py")
|
|
tstDst := filepath.Join(tstDir, "test.py")
|
|
err = copyCmd(tstSrc, tstDst)
|
|
if err != nil {
|
|
t.Fatalf("[%s:%s]: error copying 'test.py' from: %s to: %s: %v\n", pyvm, table.path, tstSrc, tstDst, err)
|
|
}
|
|
|
|
fmt.Printf("running %s test.py\n", pyvm)
|
|
cmd := exec.Command(pyvm, "./test.py")
|
|
cmd.Env = env
|
|
cmd.Dir = tstDir
|
|
cmd.Stdin = os.Stdin
|
|
buf, err := cmd.CombinedOutput()
|
|
if err != nil {
|
|
t.Fatalf(
|
|
"[%s:%s]: error running python module: err=%v\n%v\n",
|
|
pyvm, table.path,
|
|
err,
|
|
string(buf),
|
|
)
|
|
}
|
|
|
|
var (
|
|
got = strings.Replace(string(buf), "\r\n", "\n", -1)
|
|
want = strings.Replace(string(table.want), "\r\n", "\n", -1)
|
|
)
|
|
if !reflect.DeepEqual(got, want) {
|
|
diffTxt := ""
|
|
diffBin, diffErr := exec.LookPath("diff")
|
|
if diffErr == nil {
|
|
wantFile, wantErr := os.Create(filepath.Join(workdir, "want.txt"))
|
|
if wantErr == nil {
|
|
wantFile.Write([]byte(want))
|
|
wantFile.Close()
|
|
}
|
|
gotFile, gotErr := os.Create(filepath.Join(workdir, "got.txt"))
|
|
if gotErr == nil {
|
|
gotFile.Write([]byte(got))
|
|
gotFile.Close()
|
|
}
|
|
if gotErr == nil && wantErr == nil {
|
|
cmd = exec.Command(diffBin, "-urN",
|
|
wantFile.Name(),
|
|
gotFile.Name(),
|
|
)
|
|
diff, _ := cmd.CombinedOutput()
|
|
diffTxt = string(diff) + "\n"
|
|
}
|
|
t.Fatalf("[%s:%s]: error running python module:\n%s",
|
|
pyvm, table.path,
|
|
diffTxt,
|
|
)
|
|
}
|
|
|
|
t.Fatalf("[%s:%s]: error running python module:\ngot:\n%s\n\nwant:\n%s\n[%s:%s] diff:\n%s",
|
|
pyvm, table.path,
|
|
got, want,
|
|
pyvm, table.path,
|
|
diffTxt,
|
|
)
|
|
}
|
|
|
|
}
|