pulumi/pkg/codegen/python/test.go

97 lines
2.3 KiB
Go

package python
import (
filesystem "io/fs"
"path/filepath"
"strings"
"testing"
"github.com/stretchr/testify/require"
"github.com/pulumi/pulumi/pkg/v3/codegen"
"github.com/pulumi/pulumi/pkg/v3/codegen/testing/test"
"github.com/pulumi/pulumi/sdk/v3/go/common/testing/iotest"
"github.com/pulumi/pulumi/sdk/v3/python"
)
func Check(t *testing.T, path string, _ codegen.StringSet) {
pyCompileCheck(t, filepath.Dir(path))
}
// Checks generated code for syntax errors with `python -m compile`.
func pyCompileCheck(t *testing.T, codeDir string) {
pythonFiles := []string{}
err := filepath.Walk(codeDir, func(path string, info filesystem.FileInfo, err error) error {
require.NoError(t, err) // an error in the walk
if info.Mode().IsDir() && info.Name() == "venv" {
return filepath.SkipDir
}
if info.Mode().IsRegular() && strings.HasSuffix(info.Name(), ".py") {
path, err = filepath.Abs(path)
require.NoError(t, err)
pythonFiles = append(pythonFiles, path)
}
return nil
})
require.NoError(t, err)
ex, _, err := python.CommandPath()
require.NoError(t, err)
args := append([]string{"-m", "py_compile"}, pythonFiles...)
test.RunCommand(t, "python syntax check", codeDir, ex, args...)
}
// Checks typing of generated code with mypy.
func pyTypeCheck(t *testing.T, codeDir string) {
venvDir, err := virtualEnvPath()
if err != nil {
t.Error(err)
return
}
cmd := func(name string, args ...string) error {
t.Logf("cd %s && %s %s", codeDir, name, strings.Join(args, " "))
cmd := python.VirtualEnvCommand(venvDir, name, args...)
cmd.Dir = codeDir
outw := iotest.LogWriter(t)
cmd.Stderr = outw
cmd.Stdout = outw
return cmd.Run()
}
installPackage := func() error {
venvMutex.Lock()
defer venvMutex.Unlock()
return cmd("python", "-m", "pip", "install", "-e", ".")
}
if err = installPackage(); err != nil {
t.Error(err)
return
}
if err = cmd(
"python", "-m", "mypy", ".",
"--exclude", "/_utilities\\.py$", // the generated _utilities.py has some type errors, which we ignore for now.
); err != nil {
t.Error(err)
return
}
}
func GenerateProgramBatchTest(t *testing.T, testCases []test.ProgramTest) {
test.TestProgramCodegen(t,
test.ProgramCodegenOptions{
Language: "python",
Extension: "py",
OutputFile: "__main__.py",
Check: Check,
GenProgram: GenerateProgram,
TestCases: testCases,
})
}