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args_test.go
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328 lines (325 loc) · 7.92 KB
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// Copyright 2022 The go-python Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package py
import (
"fmt"
"testing"
)
func TestParseTupleAndKeywords(t *testing.T) {
for _, tc := range []struct {
args Tuple
kwargs StringDict
format string
kwlist []string
results []Object
err error
}{
{
args: Tuple{String("a")},
format: "O:func",
results: []Object{String("a")},
},
{
args: Tuple{None},
format: "Z:func",
results: []Object{None},
},
{
args: Tuple{String("a")},
format: "Z:func",
results: []Object{String("a")},
},
{
args: Tuple{Int(42)},
format: "Z:func",
results: []Object{nil},
err: fmt.Errorf("TypeError: 'func() argument 1 must be str or None, not int'"),
},
{
args: Tuple{None},
format: "Z*:func", // FIXME(sbinet): invalid format.
results: []Object{nil},
err: fmt.Errorf("TypeError: 'func() argument 1 must be str or None, not NoneType'"),
},
{
args: Tuple{None},
format: "Z#:func",
results: []Object{None},
},
{
args: Tuple{String("a")},
format: "Z#:func",
results: []Object{String("a")},
},
{
args: Tuple{Int(42)},
format: "Z#:func",
results: []Object{nil},
err: fmt.Errorf("TypeError: 'func() argument 1 must be str or None, not int'"),
},
{
args: Tuple{None},
format: "z:func",
results: []Object{None},
},
{
args: Tuple{String("a")},
format: "z:func",
results: []Object{String("a")},
},
{
args: Tuple{Int(42)},
format: "z:func",
results: []Object{nil},
err: fmt.Errorf("TypeError: 'func() argument 1 must be str or None, not int'"),
},
{
args: Tuple{Bytes("a")},
format: "z:func",
results: []Object{nil},
err: fmt.Errorf("TypeError: 'func() argument 1 must be str or None, not bytes'"),
},
{
args: Tuple{None},
format: "z*:func",
results: []Object{None},
},
{
args: Tuple{Bytes("a")},
format: "z*:func",
results: []Object{Bytes("a")},
},
{
args: Tuple{String("a")},
format: "z*:func",
results: []Object{String("a")},
},
{
args: Tuple{Int(42)},
format: "z*:func",
results: []Object{nil},
err: fmt.Errorf("TypeError: 'func() argument 1 must be str, bytes-like or None, not int'"),
},
{
args: Tuple{None},
format: "z#:func",
results: []Object{None},
},
{
args: Tuple{Bytes("a")},
format: "z#:func",
results: []Object{Bytes("a")},
},
{
args: Tuple{String("a")},
format: "z#:func",
results: []Object{String("a")},
},
{
args: Tuple{Int(42)},
format: "z#:func",
results: []Object{nil},
err: fmt.Errorf("TypeError: 'func() argument 1 must be str, bytes-like or None, not int'"),
},
{
args: Tuple{String("a")},
format: "s:func",
results: []Object{String("a")},
},
{
args: Tuple{None},
format: "s:func",
results: []Object{nil},
err: fmt.Errorf("TypeError: 'func() argument 1 must be str, not NoneType'"),
},
{
args: Tuple{Bytes("a")},
format: "s:func",
results: []Object{nil},
err: fmt.Errorf("TypeError: 'func() argument 1 must be str, not bytes'"),
},
{
args: Tuple{String("a")},
format: "s#:func",
results: []Object{String("a")},
},
{
args: Tuple{Bytes("a")},
format: "s#:func",
results: []Object{Bytes("a")},
},
{
args: Tuple{None},
format: "s#:func",
results: []Object{nil},
err: fmt.Errorf("TypeError: 'func() argument 1 must be str or bytes-like, not NoneType'"),
},
{
args: Tuple{String("a")},
format: "s*:func",
results: []Object{String("a")},
},
{
args: Tuple{Bytes("a")},
format: "s*:func",
results: []Object{Bytes("a")},
},
{
args: Tuple{None},
format: "s*:func",
results: []Object{nil},
err: fmt.Errorf("TypeError: 'func() argument 1 must be str or bytes-like, not NoneType'"),
},
{
args: Tuple{Bytes("a")},
format: "y:func",
results: []Object{Bytes("a")},
},
{
args: Tuple{None},
format: "y:func",
results: []Object{nil},
err: fmt.Errorf("TypeError: 'func() argument 1 must be bytes-like, not NoneType'"),
},
{
args: Tuple{String("a")},
format: "y:func",
results: []Object{nil},
err: fmt.Errorf("TypeError: 'func() argument 1 must be bytes-like, not str'"),
},
{
args: Tuple{Bytes("a")},
format: "y#:func",
results: []Object{Bytes("a")},
},
{
args: Tuple{String("a")},
format: "y#:func",
results: []Object{nil},
err: fmt.Errorf("TypeError: 'func() argument 1 must be bytes-like, not str'"),
},
{
args: Tuple{None},
format: "y#:func",
results: []Object{nil},
err: fmt.Errorf("TypeError: 'func() argument 1 must be bytes-like, not NoneType'"),
},
{
args: Tuple{Bytes("a")},
format: "y*:func",
results: []Object{Bytes("a")},
},
{
args: Tuple{String("a")},
format: "y*:func",
results: []Object{nil},
err: fmt.Errorf("TypeError: 'func() argument 1 must be bytes-like, not str'"),
},
{
args: Tuple{None},
format: "y*:func",
results: []Object{nil},
err: fmt.Errorf("TypeError: 'func() argument 1 must be bytes-like, not NoneType'"),
},
{
args: Tuple{String("a")},
format: "U:func",
results: []Object{String("a")},
},
{
args: Tuple{None},
format: "U:func",
results: []Object{nil},
err: fmt.Errorf("TypeError: 'func() argument 1 must be str, not NoneType'"),
},
{
args: Tuple{Bytes("a")},
format: "U:func",
results: []Object{nil},
err: fmt.Errorf("TypeError: 'func() argument 1 must be str, not bytes'"),
},
{
args: Tuple{Bytes("a")},
format: "U*:func", // FIXME(sbinet): invalid format
results: []Object{nil},
err: fmt.Errorf("TypeError: 'func() argument 1 must be str, not bytes'"),
},
{
args: Tuple{Bytes("a")},
format: "U#:func", // FIXME(sbinet): invalid format
results: []Object{nil},
err: fmt.Errorf("TypeError: 'func() argument 1 must be str, not bytes'"),
},
{
args: Tuple{Int(42)},
format: "i:func",
results: []Object{Int(42)},
},
{
args: Tuple{None},
format: "i:func",
results: []Object{nil},
err: fmt.Errorf("TypeError: 'func() argument 1 must be int, not NoneType'"),
},
{
args: Tuple{Int(42)},
format: "n:func",
results: []Object{Int(42)},
},
{
args: Tuple{None},
format: "n:func",
results: []Object{nil},
err: fmt.Errorf("TypeError: 'func() argument 1 must be int, not NoneType'"),
},
{
args: Tuple{Bool(true)},
format: "p:func",
results: []Object{Bool(true)},
},
{
args: Tuple{None},
format: "p:func",
results: []Object{nil},
err: fmt.Errorf("TypeError: 'func() argument 1 must be bool, not NoneType'"),
},
{
args: Tuple{Float(42)},
format: "d:func",
results: []Object{Float(42)},
},
{
args: Tuple{Int(42)},
format: "d:func",
results: []Object{Float(42)},
},
{
args: Tuple{None},
format: "p:func",
results: []Object{nil},
err: fmt.Errorf("TypeError: 'func() argument 1 must be bool, not NoneType'"),
},
} {
t.Run(tc.format, func(t *testing.T) {
results := make([]*Object, len(tc.results))
for i := range tc.results {
results[i] = &tc.results[i]
}
err := ParseTupleAndKeywords(tc.args, tc.kwargs, tc.format, tc.kwlist, results...)
switch {
case err != nil && tc.err != nil:
if got, want := err.Error(), tc.err.Error(); got != want {
t.Fatalf("invalid error:\ngot= %s\nwant=%s", got, want)
}
case err != nil && tc.err == nil:
t.Fatalf("could not parse tuple+kwargs: %+v", err)
case err == nil && tc.err != nil:
t.Fatalf("expected an error (got=nil): %+v", tc.err)
case err == nil && tc.err == nil:
// ok.
}
// FIXME(sbinet): check results
})
}
}