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array_test.go
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array_test.go
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// Copyright [2019] LinkedIn Corp. 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
// https://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.
package goavro
import (
"testing"
)
func TestArraySchema(t *testing.T) {
testSchemaValid(t, `{"type":"array","items":"bytes"}`)
testSchemaInvalid(t, `{"type":"array","item":"int"}`, "Array ought to have items key")
testSchemaInvalid(t, `{"type":"array","items":"integer"}`, "Array items ought to be valid Avro type")
testSchemaInvalid(t, `{"type":"array","items":3}`, "Array items ought to be valid Avro type")
testSchemaInvalid(t, `{"type":"array","items":int}`, "invalid character") // type name must be quoted
}
func TestArrayDecodeInitialBlockCountCannotDecode(t *testing.T) {
testBinaryDecodeFail(t, `{"type":"array","items":"int"}`, nil, "block count")
}
func TestArrayDecodeInitialBlockCountZero(t *testing.T) {
testBinaryDecodePass(t, `{"type":"array","items":"int"}`, []interface{}{}, []byte{0})
}
func TestArrayDecodeInitialBlockCountNegative(t *testing.T) {
testBinaryDecodePass(t, `{"type":"array","items":"int"}`, []interface{}{3}, []byte{1, 2, 6, 0})
}
func TestArrayDecodeInitialBlockCountTooLarge(t *testing.T) {
testBinaryDecodeFail(t, `{"type":"array","items":"int"}`, morePositiveThanMaxBlockCount, "block count")
}
func TestArrayDecodeInitialBlockCountNegativeTooLarge(t *testing.T) {
testBinaryDecodeFail(t, `{"type":"array","items":"int"}`, append(moreNegativeThanMaxBlockCount, byte(0)), "block count")
}
func TestArrayDecodeInitialBlockCountTooNegative(t *testing.T) {
// -(uint8(-128)) == -128
testBinaryDecodeFail(t, `{"type":"array","items":"int"}`, append(mostNegativeBlockCount, byte(0)), "block count")
}
func TestArrayDecodeNextBlockCountCannotDecode(t *testing.T) {
testBinaryDecodeFail(t, `{"type":"array","items":"int"}`, []byte{2, 6}, "block count")
}
func TestArrayDecodeNextBlockCountNegative(t *testing.T) {
testBinaryDecodePass(t, `{"type":"array","items":"int"}`, []interface{}{3, 3}, []byte{2, 6, 1, 2, 6, 0})
}
func TestArrayDecodeNextBlockCountTooLarge(t *testing.T) {
testBinaryDecodeFail(t, `{"type":"array","items":"int"}`, append([]byte{2, 6}, morePositiveThanMaxBlockCount...), "block count")
}
func TestArrayDecodeNextBlockCountNegativeTooLarge(t *testing.T) {
testBinaryDecodeFail(t, `{"type":"array","items":"int"}`, append([]byte{2, 6}, append(moreNegativeThanMaxBlockCount, []byte{2, 6, 0}...)...), "block count")
}
func TestArrayDecodeNextBlockCountTooNegative(t *testing.T) {
testBinaryDecodeFail(t, `{"type":"array","items":"int"}`, append([]byte{2, 6}, append(mostNegativeBlockCount, []byte{2, 6, 0}...)...), "block count")
}
func TestArrayNull(t *testing.T) {
testBinaryCodecPass(t, `{"type":"array","items":"null"}`, []interface{}{}, []byte{0})
testBinaryCodecPass(t, `{"type":"array","items":"null"}`, []interface{}{nil}, []byte{2, 0})
testBinaryCodecPass(t, `{"type":"array","items":"null"}`, []interface{}{nil, nil}, []byte{4, 0})
}
func TestArrayReceiveSliceEmptyInterface(t *testing.T) {
testBinaryCodecPass(t, `{"type":"array","items":"boolean"}`, []interface{}{}, []byte{0})
testBinaryCodecPass(t, `{"type":"array","items":"boolean"}`, []interface{}{false}, []byte{2, 0, 0})
testBinaryCodecPass(t, `{"type":"array","items":"boolean"}`, []interface{}{true}, []byte{2, 1, 0})
testBinaryCodecPass(t, `{"type":"array","items":"boolean"}`, []interface{}{false, false}, []byte{4, 0, 0, 0})
testBinaryCodecPass(t, `{"type":"array","items":"boolean"}`, []interface{}{true, true}, []byte{4, 1, 1, 0})
}
func TestArrayBinaryReceiveSliceInt(t *testing.T) {
testBinaryCodecPass(t, `{"type":"array","items":"int"}`, []int{}, []byte{0})
testBinaryCodecPass(t, `{"type":"array","items":"int"}`, []int{1}, []byte("\x02\x02\x00"))
testBinaryCodecPass(t, `{"type":"array","items":"int"}`, []int{1, 2}, []byte("\x04\x02\x04\x00"))
}
func TestArrayTextualReceiveSliceInt(t *testing.T) {
testTextCodecPass(t, `{"type":"array","items":"int"}`, []int{}, []byte(`[]`))
testTextCodecPass(t, `{"type":"array","items":"int"}`, []int{1}, []byte(`[1]`))
testTextCodecPass(t, `{"type":"array","items":"int"}`, []int{1, 2}, []byte(`[1,2]`))
}
func TestArrayBytes(t *testing.T) {
testBinaryCodecPass(t, `{"type":"array","items":"bytes"}`, []interface{}(nil), []byte{0}) // item count == 0
testBinaryCodecPass(t, `{"type":"array","items":"bytes"}`, []interface{}{[]byte("foo")}, []byte("\x02\x06foo\x00")) // item count == 1, item 1 size == 3, foo, no more items
testBinaryCodecPass(t, `{"type":"array","items":"bytes"}`, []interface{}{[]byte("foo"), []byte("bar")}, []byte("\x04\x06foo\x06bar\x00"))
testBinaryCodecPass(t, `{"type":"array","items":"bytes"}`, [][]byte(nil), []byte{0}) // item count == 0
testBinaryCodecPass(t, `{"type":"array","items":"bytes"}`, [][]byte{[]byte("foo")}, []byte("\x02\x06foo\x00")) // item count == 1, item 1 size == 3, foo, no more items
testBinaryCodecPass(t, `{"type":"array","items":"bytes"}`, [][]byte{[]byte("foo"), []byte("bar")}, []byte("\x04\x06foo\x06bar\x00"))
}
func TestArrayEncodeError(t *testing.T) {
// provided slice of primitive types that are not compatible with schema
testBinaryEncodeFailBadDatumType(t, `{"type":"array","items":"int"}`, []string{"1"})
testBinaryEncodeFailBadDatumType(t, `{"type":"array","items":"int"}`, []string{"1", "2"})
}
func TestArrayEncodeErrorFIXME(t *testing.T) {
// NOTE: Would be better if returns error, however, because only the size is encoded, the
// items encoder is never invoked to detect it is the wrong slice type
if false {
testBinaryEncodeFailBadDatumType(t, `{"type":"array","items":"int"}`, []string{})
} else {
testBinaryCodecPass(t, `{"type":"array","items":"int"}`, []string{}, []byte{0})
}
}
func TestArrayTextDecodeFail(t *testing.T) {
schema := `{"type":"array","items":"string"}`
testTextDecodeFail(t, schema, []byte(` "v1" , "v2" ] `), "expected: '['")
testTextDecodeFail(t, schema, []byte(` [ 13 , "v2" ] `), "expected initial \"")
testTextDecodeFail(t, schema, []byte(` [ "v1 , "v2" ] `), "expected ',' or ']'")
testTextDecodeFail(t, schema, []byte(` [ "v1" "v2" ] `), "expected ',' or ']'")
testTextDecodeFail(t, schema, []byte(` [ "v1" , 13 ] `), "expected initial \"")
testTextDecodeFail(t, schema, []byte(` [ "v1" , "v2 ] `), "expected final \"")
testTextDecodeFail(t, schema, []byte(` [ "v1" , "v2" `), "short buffer")
}
func TestArrayTextCodecPass(t *testing.T) {
schema := `{"type":"array","items":"string"}`
datum := []interface{}{"⌘ ", "value2"}
testTextEncodePass(t, schema, datum, []byte(`["\u0001\u2318 ","value2"]`))
testTextDecodePass(t, schema, datum, []byte(` [ "\u0001\u2318 " , "value2" ]`))
testTextCodecPass(t, schema, []interface{}{}, []byte(`[]`)) // empty array
}