140 lines
4.2 KiB
Go
140 lines
4.2 KiB
Go
/*
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*
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* Copyright 2014, Google Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Google Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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package metadata
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import (
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"reflect"
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"testing"
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)
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const binaryValue = string(128)
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func TestEncodeKeyValue(t *testing.T) {
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for _, test := range []struct {
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// input
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kin string
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vin string
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// output
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kout string
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vout string
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}{
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{"key", "abc", "key", "abc"},
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{"KEY", "abc", "key", "abc"},
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{"key-bin", "abc", "key-bin", "YWJj"},
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{"key-bin", binaryValue, "key-bin", "woA="},
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} {
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k, v := encodeKeyValue(test.kin, test.vin)
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if k != test.kout || !reflect.DeepEqual(v, test.vout) {
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t.Fatalf("encodeKeyValue(%q, %q) = %q, %q, want %q, %q", test.kin, test.vin, k, v, test.kout, test.vout)
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}
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}
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}
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func TestDecodeKeyValue(t *testing.T) {
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for _, test := range []struct {
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// input
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kin string
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vin string
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// output
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kout string
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vout string
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err error
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}{
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{"a", "abc", "a", "abc", nil},
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{"key-bin", "Zm9vAGJhcg==", "key-bin", "foo\x00bar", nil},
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{"key-bin", "woA=", "key-bin", binaryValue, nil},
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{"a", "abc,efg", "a", "abc,efg", nil},
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{"key-bin", "Zm9vAGJhcg==,Zm9vAGJhcg==", "key-bin", "foo\x00bar,foo\x00bar", nil},
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} {
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k, v, err := DecodeKeyValue(test.kin, test.vin)
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if k != test.kout || !reflect.DeepEqual(v, test.vout) || !reflect.DeepEqual(err, test.err) {
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t.Fatalf("DecodeKeyValue(%q, %q) = %q, %q, %v, want %q, %q, %v", test.kin, test.vin, k, v, err, test.kout, test.vout, test.err)
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}
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}
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}
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func TestPairsMD(t *testing.T) {
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for _, test := range []struct {
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// input
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kv []string
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// output
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md MD
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size int
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}{
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{[]string{}, MD{}, 0},
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{[]string{"k1", "v1", "k2-bin", binaryValue}, New(map[string]string{
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"k1": "v1",
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"k2-bin": binaryValue,
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}), 2},
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} {
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md := Pairs(test.kv...)
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if !reflect.DeepEqual(md, test.md) {
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t.Fatalf("Pairs(%v) = %v, want %v", test.kv, md, test.md)
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}
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if md.Len() != test.size {
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t.Fatalf("Pairs(%v) generates md of size %d, want %d", test.kv, md.Len(), test.size)
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}
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}
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}
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func TestCopy(t *testing.T) {
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const key, val = "key", "val"
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orig := Pairs(key, val)
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copy := orig.Copy()
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if !reflect.DeepEqual(orig, copy) {
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t.Errorf("copied value not equal to the original, got %v, want %v", copy, orig)
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}
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orig[key][0] = "foo"
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if v := copy[key][0]; v != val {
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t.Errorf("change in original should not affect copy, got %q, want %q", v, val)
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}
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}
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func TestJoin(t *testing.T) {
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for _, test := range []struct {
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mds []MD
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want MD
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}{
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{[]MD{}, MD{}},
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{[]MD{Pairs("foo", "bar")}, Pairs("foo", "bar")},
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{[]MD{Pairs("foo", "bar"), Pairs("foo", "baz")}, Pairs("foo", "bar", "foo", "baz")},
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{[]MD{Pairs("foo", "bar"), Pairs("foo", "baz"), Pairs("zip", "zap")}, Pairs("foo", "bar", "foo", "baz", "zip", "zap")},
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} {
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md := Join(test.mds...)
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if !reflect.DeepEqual(md, test.want) {
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t.Errorf("context's metadata is %v, want %v", md, test.want)
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}
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}
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}
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