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seq_test.go
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106 lines (100 loc) · 3.6 KB
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// Copyright 2016 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package grumpy
import (
"testing"
)
func TestSeqApply(t *testing.T) {
fun := wrapFuncForTest(func(f *Frame, seq *Object) (*Object, *BaseException) {
var got *Object
raised := seqApply(f, seq, func(elems []*Object, borrowed bool) *BaseException {
got = newTestTuple(NewTuple(elems...), GetBool(borrowed)).ToObject()
return nil
})
if raised != nil {
return nil, raised
}
return got, nil
})
cases := []invokeTestCase{
{args: wrapArgs(NewTuple()), want: newTestTuple(NewTuple(), true).ToObject()},
{args: wrapArgs(newTestList("foo", "bar")), want: newTestTuple(newTestTuple("foo", "bar"), true).ToObject()},
{args: wrapArgs(newTestDict("foo", None)), want: newTestTuple(newTestTuple("foo"), false).ToObject()},
{args: wrapArgs(42), wantExc: mustCreateException(TypeErrorType, "'int' object is not iterable")},
}
for _, cas := range cases {
if err := runInvokeTestCase(fun, &cas); err != "" {
t.Error(err)
}
}
}
func TestSeqForEach(t *testing.T) {
fun := wrapFuncForTest(func(f *Frame, seq *Object) (*Object, *BaseException) {
elems := []*Object{}
raised := seqForEach(f, seq, func(elem *Object) *BaseException {
elems = append(elems, elem)
return nil
})
if raised != nil {
return nil, raised
}
return NewTuple(elems...).ToObject(), nil
})
cases := []invokeTestCase{
{args: wrapArgs(NewList()), want: NewTuple().ToObject()},
{args: wrapArgs(newTestDict("foo", 1, "bar", 2)), want: newTestTuple("foo", "bar").ToObject()},
{args: wrapArgs(123), wantExc: mustCreateException(TypeErrorType, "'int' object is not iterable")},
}
for _, cas := range cases {
if err := runInvokeTestCase(fun, &cas); err != "" {
t.Error(err)
}
}
}
func TestSeqIterator(t *testing.T) {
fun := newBuiltinFunction("TestSeqIterator", func(f *Frame, args Args, _ KWArgs) (*Object, *BaseException) {
return TupleType.Call(f, args, nil)
}).ToObject()
exhaustedIter := newSeqIterator(NewStr("foo").ToObject())
TupleType.Call(NewRootFrame(), []*Object{exhaustedIter}, nil)
cases := []invokeTestCase{
{args: wrapArgs(newSeqIterator(NewStr("bar").ToObject())), want: newTestTuple("b", "a", "r").ToObject()},
{args: wrapArgs(newSeqIterator(newTestTuple(123, 456).ToObject())), want: newTestTuple(123, 456).ToObject()},
{args: wrapArgs(exhaustedIter), want: NewTuple().ToObject()},
}
for _, cas := range cases {
if err := runInvokeTestCase(fun, &cas); err != "" {
t.Error(err)
}
}
}
func TestSeqNew(t *testing.T) {
fun := newBuiltinFunction("TestSeqNew", func(f *Frame, args Args, _ KWArgs) (*Object, *BaseException) {
elems, raised := seqNew(f, args)
if raised != nil {
return nil, raised
}
return NewTuple(elems...).ToObject(), nil
}).ToObject()
cases := []invokeTestCase{
{want: NewTuple().ToObject()},
{args: wrapArgs(newTestTuple("foo", "bar")), want: newTestTuple("foo", "bar").ToObject()},
{args: wrapArgs(newTestDict("foo", 1)), want: newTestTuple("foo").ToObject()},
}
for _, cas := range cases {
if err := runInvokeTestCase(fun, &cas); err != "" {
t.Error(err)
}
}
}