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// Copyright 2009 The Go 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 json
import (
"container/vector";
"reflect";
"testing";
)
func TestDecodeInt64(t *testing.T) {
nb := newDecoder(nil, nil);
nb.Int64(-15);
assertResult(t, nb.Data(), float64(-15));
}
func TestDecodeUint64(t *testing.T) {
nb := newDecoder(nil, nil);
nb.Uint64(15);
assertResult(t, nb.Data(), float64(15));
}
func TestDecodeFloat64(t *testing.T) {
nb := newDecoder(nil, nil);
nb.Float64(3.14159);
assertResult(t, nb.Data(), float64(3.14159));
}
func TestDecodeString(t *testing.T) {
nb := newDecoder(nil, nil);
nb.String("Some string");
assertResult(t, nb.Data(), "Some string");
}
func TestDecodeBool(t *testing.T) {
nb := newDecoder(nil, nil);
nb.Bool(true);
assertResult(t, nb.Data(), true);
}
func TestDecodeNull(t *testing.T) {
nb := newDecoder(nil, nil);
nb.Null();
assertResult(t, nb.Data(), nil);
}
func TestDecodeEmptyArray(t *testing.T) {
nb := newDecoder(nil, nil);
nb.Array();
assertResult(t, nb.Data(), []interface{}{});
}
func TestDecodeEmptyMap(t *testing.T) {
nb := newDecoder(nil, nil);
nb.Map();
assertResult(t, nb.Data(), map[string]interface{}{});
}
func TestDecodeFlushElem(t *testing.T) {
testVec := new(vector.Vector).Resize(2, 2);
nb := newDecoder(testVec, 1);
nb.Float64(3.14159);
nb.Flush();
assertResult(t, testVec.Data(), []interface{}{nil, float64(3.14159)});
}
func TestDecodeFlushKey(t *testing.T) {
testMap := make(map[string]interface{});
nb := newDecoder(testMap, "key");
nb.Float64(3.14159);
nb.Flush();
assertResult(t, testMap, map[string]interface{}{"key": float64(3.14159)});
}
// Elem() and Key() are hard to test in isolation because all they do
// is create a new, properly initialized, decoder, and modify state of
// the underlying decoder. I'm testing them through already tested
// Array(), String(), and Flush().
func TestDecodeElem(t *testing.T) {
nb := newDecoder(nil, nil);
nb.Array();
var b Builder = nb.Elem(0);
b.String("0");
b.Flush();
assertResult(t, nb.Data(), []interface{}{"0"});
}
func TestDecodeKey(t *testing.T) {
nb := newDecoder(nil, nil);
nb.Map();
var b Builder = nb.Key("a");
b.String("0");
b.Flush();
assertResult(t, nb.Data(), map[string]interface{}{"a": "0"});
}
func assertResult(t *testing.T, results, expected interface{}) {
if !reflect.DeepEqual(results, expected) {
t.Fatalf("have %T(%#v) want %T(%#v)", results, results, expected, expected)
}
}
type decodeTest struct {
s string;
r interface{};
}
var tests = []decodeTest{
decodeTest{`null`, nil},
decodeTest{`true`, true},
decodeTest{`false`, false},
decodeTest{`"abc"`, "abc"},
decodeTest{`123`, float64(123)},
decodeTest{`0.1`, float64(0.1)},
decodeTest{`1e-10`, float64(1e-10)},
decodeTest{`[]`, []interface{}{}},
decodeTest{`[1,2,3,4]`, []interface{}{float64(1), float64(2), float64(3), float64(4)}},
decodeTest{`[1,2,"abc",null,true,false]`, []interface{}{float64(1), float64(2), "abc", nil, true, false}},
decodeTest{`{}`, map[string]interface{}{}},
decodeTest{`{"a":1}`, map[string]interface{}{"a": float64(1)}},
decodeTest{`"q\u0302"`, "q\u0302"},
}
func TestDecode(t *testing.T) {
for _, test := range tests {
if val, err := Decode(test.s); err != nil || !reflect.DeepEqual(val, test.r) {
t.Errorf("Decode(%#q) = %v, %v want %v, nil", test.s, val, err, test.r)
}
}
}
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