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Rename operation, add working tests, add info URL

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This commit is contained in:
GCHQ 77703 2018-08-31 13:20:28 +01:00
parent 3abe99078e
commit 3833c5f9fe
5 changed files with 73 additions and 61 deletions
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2
src/core/config/Categories.json
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@ -54,7 +54,7 @@
"From MessagePack",
"To Braille",
"From Braille",
"From Length Value"
"LV Decode"
]
},
{

51
src/core/operations/LengthValueDecoder.mjs → src/core/operations/LVDecode.mjs
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@ -8,61 +8,40 @@ import Operation from "../Operation";
import LengthValue from "../lib/LengthValue";
/**
* From Length Value operation
* From LV Decode operation
*/
class FromLengthValue extends Operation {
class LVDecode extends Operation {
/**
* FromLengthValue constructor
* LVDecode constructor
*/
constructor() {
super();
this.name = "From Length Value";
this.name = "LV Decode";
this.module = "Default";
this.description = "Converts a Length-Value (LV) encoded string into a JSON object. Can optionally include a <code>Key</code> / <code>Type</code> entry.";
this.infoURL = "";
this.infoURL = "https://wikipedia.org/wiki/KLV";
this.inputType = "byteArray";
this.outputType = "JSON";
this.args = [
{
name: "Bytes in Key Value",
type: "populateOption",
type: "option",
value: [
{
name: "0 Bytes (No Key)",
value: "0"
},
{
name: "1 Byte",
value: "1"
},
{
name: "2 Bytes",
value: "2"
},
{
name: "4 Bytes",
value: "4"
}
"0 Bytes (No Key)",
"1 Byte",
"2 Bytes",
"4 Bytes"
]
},
{
name: "Bytes in Length Value",
type: "populateOption",
type: "option",
value: [
{
name: "1 Byte",
value: "1"
},
{
name: "2 Bytes",
value: "2"
},
{
name: "4 Bytes",
value: "4"
}
"1 Byte",
"2 Bytes",
"4 Bytes"
]
},
{
@ -99,4 +78,4 @@ class FromLengthValue extends Operation {
}
export default FromLengthValue;
export default LVDecode;

2
test/index.mjs
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@ -64,7 +64,7 @@ import "./tests/operations/SetUnion";
import "./tests/operations/SymmetricDifference";
import "./tests/operations/TranslateDateTimeFormat";
import "./tests/operations/Magic";
import "./tests/operations/LengthValueDecoder";
import "./tests/operations/LVDecode";
let allTestsPassing = true;
const testStatusCounts = {

56
test/tests/operations/LVDecode.mjs Normal file
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@ -0,0 +1,56 @@
/**
* LV Decoder tests.
*
* @author gchq77703 []
* @copyright Crown Copyright 2018
* @license Apache-2.0
*/
import TestRegister from "../../TestRegister";
TestRegister.addTests([
{
name: "LVDecode: LengthValue",
input: "\x05\x48\x6f\x75\x73\x65\x04\x72\x6f\x6f\x6d\x04\x64\x6f\x6f\x72",
expectedOutput: JSON.stringify([{"length": 5, "value": [72, 111, 117, 115, 101]}, {"length": 4, "value": [114, 111, 111, 109]}, {"length": 4, "value": [100, 111, 111, 114]}]),
recipeConfig: [
{
"op": "LV Decode",
"args": ["0 Bytes (No Key)", "1 Byte", false]
}
]
},
{
name: "LVDecode: LengthValue with BER",
input: "\x05\x48\x6f\x75\x73\x65\x04\x72\x6f\x6f\x6d\x04\x64\x6f\x6f\x72",
expectedOutput: JSON.stringify([{"length": 5, "value": [72, 111, 117, 115, 101]}, {"length": 4, "value": [114, 111, 111, 109]}, {"length": 4, "value": [100, 111, 111, 114]}]),
recipeConfig: [
{
"op": "LV Decode",
"args": ["0 Bytes (No Key)", "4 Bytes", false] // length value is patently wrong, should be ignored by BER.
}
]
},
{
name: "LVDecode: KeyLengthValue",
input: "\x04\x05\x48\x6f\x75\x73\x65\x05\x04\x72\x6f\x6f\x6d\x42\x04\x64\x6f\x6f\x72",
expectedOutput: JSON.stringify([{"key":[4],"length":5,"value":[72,111,117,115,101]},{"key":[5],"length":4,"value":[114,111,111,109]},{"key":[66],"length":4,"value":[100,111,111,114]}]),
recipeConfig: [
{
"op": "LV Decode",
"args": ["1 Byte", "1 Byte", false]
}
]
},
{
name: "LVDecode: KeyLengthValue with BER",
input: "\x04\x05\x48\x6f\x75\x73\x65\x05\x04\x72\x6f\x6f\x6d\x42\x04\x64\x6f\x6f\x72",
expectedOutput: JSON.stringify([{"key":[4],"length":5,"value":[72,111,117,115,101]},{"key":[5],"length":4,"value":[114,111,111,109]},{"key":[66],"length":4,"value":[100,111,111,114]}]),
recipeConfig: [
{
"op": "LV Decode",
"args": ["1 Byte", "4 Byte", true] // length value is patently wrong, should be ignored by BER.
}
]
}
]);

23
test/tests/operations/LengthValueDecoder.mjs
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@ -1,23 +0,0 @@
/**
* Length Value Decoder tests.
*
* @author gchq77703 []
* @copyright Crown Copyright 2018
* @license Apache-2.0
*/
import TestRegister from "../../TestRegister";
TestRegister.addTests([
{
name: "KeyValue",
input: [5, 72, 111, 117, 115, 101, 4, 114, 111, 111, 109, 4, 100, 111, 111, 114],
expectedOutput: [{"key": [25], "length": 5, "value": [72, 111, 117, 115, 101]}, {"key": [73], "length": 4, "value": [114, 111, 111, 109]}, {"key": [41], "length": 4, "value": [100, 111, 111, 114]}],
recipeConfig: [
{
"op": "Length Value Decoder",
"args": ["0 Bytes (No Key)", "1 Byte", false]
}
]
},
]);