rename frontends to frontend

frontend/http/bencode/decoder_test.go

@@ -0,0 +1,96 @@
+// Copyright 2016 Jimmy Zelinskie
+//
+// 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 bencode
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+var unmarshalTests = []struct {
+	input    string
+	expected interface{}
+}{
+	{"i42e", int64(42)},
+	{"i-42e", int64(-42)},
+
+	{"7:example", "example"},
+
+	{"l3:one3:twoe", List{"one", "two"}},
+	{"le", List{}},
+
+	{"d3:one2:aa3:two2:bbe", Dict{"one": "aa", "two": "bb"}},
+	{"de", Dict{}},
+}
+
+func TestUnmarshal(t *testing.T) {
+	for _, tt := range unmarshalTests {
+		got, err := Unmarshal([]byte(tt.input))
+		assert.Nil(t, err, "unmarshal should not fail")
+		assert.Equal(t, got, tt.expected, "unmarshalled values should match the expected results")
+	}
+}
+
+type bufferLoop struct {
+	val string
+}
+
+func (r *bufferLoop) Read(b []byte) (int, error) {
+	n := copy(b, r.val)
+	return n, nil
+}
+
+func BenchmarkUnmarshalScalar(b *testing.B) {
+	d1 := NewDecoder(&bufferLoop{"7:example"})
+	d2 := NewDecoder(&bufferLoop{"i42e"})
+
+	for i := 0; i < b.N; i++ {
+		d1.Decode()
+		d2.Decode()
+	}
+}
+
+func TestUnmarshalLarge(t *testing.T) {
+	data := Dict{
+		"k1": List{"a", "b", "c"},
+		"k2": int64(42),
+		"k3": "val",
+		"k4": int64(-42),
+	}
+
+	buf, _ := Marshal(data)
+	dec := NewDecoder(&bufferLoop{string(buf)})
+
+	got, err := dec.Decode()
+	assert.Nil(t, err, "decode should not fail")
+	assert.Equal(t, got, data, "encoding and decoding should equal the original value")
+}
+
+func BenchmarkUnmarshalLarge(b *testing.B) {
+	data := map[string]interface{}{
+		"k1": []string{"a", "b", "c"},
+		"k2": 42,
+		"k3": "val",
+		"k4": uint(42),
+	}
+
+	buf, _ := Marshal(data)
+	dec := NewDecoder(&bufferLoop{string(buf)})
+
+	for i := 0; i < b.N; i++ {
+		dec.Decode()
+	}
+}