add test script: test:fuzz · tinaxd/msgpack-javascript@0559682 · GitHub

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Commit 0559682

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gfx

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add test script: test:fuzz

1 parent a14e756 commit 0559682
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3 files changed

+36-2Lines changed: 36 additions & 2 deletions

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• package.json
• test
  • decode.jsfuzz.js

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‎.gitignore‎

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+3Lines changed: 3 additions & 0 deletions

Original file line number	Diff line number	Diff line change
@@ -11,3 +11,6 @@ isolate-*.log
11	11
12	12	# flamebearer
13	13	flamegraph.html
	14	+
	15	+ # jsfuzz
	16	+ corpus/

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‎package.json‎

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+3-2Lines changed: 3 additions & 2 deletions

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@@ -20,9 +20,10 @@
20	20	"test:te": "TEXT_ENCODING=force mocha 'test/**/*.test.ts'",
21	21	"test:dist:purejs": "TS_NODE_PROJECT=tsconfig.test-dist-es5-purejs.json npm run test:purejs -- --reporter=dot",
22	22	"test:cover": "npm run cover:clean && npm-run-all 'test:cover:*' && npm run cover:report",
23		- "test:cover:purejs": "npx nyc --no-clean npm run test:purejs",
24		- "test:cover:te": "npx nyc --no-clean npm run test:te",
	23	+ "test:cover:purejs": "npm exec nyc --no-clean npm run test:purejs",
	24	+ "test:cover:te": "npm exec nyc --no-clean npm run test:te",
25	25	"test:deno": "deno test test/deno_test.ts",
	26	+ "test:fuzz": "npm exec -- jsfuzz@git+https://gitlab.com/gitlab-org/security-products/analyzers/fuzzers/jsfuzz.git --fuzzTime 5 --rss-limit-mb 256 --no-versifier test/decode.jsfuzz.js corpus",
26	27	"cover:clean": "rimraf .nyc_output coverage/",
27	28	"cover:report": "npx nyc report --reporter=text-summary --reporter=html --reporter=json",
28	29	"test:browser": "karma start --single-run",

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‎test/decode.jsfuzz.js‎

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+30Lines changed: 30 additions & 0 deletions

Original file line number	Diff line number	Diff line change
@@ -0,0 +1,30 @@
	1	+ /* eslint-disable */
	2	+ const assert = require("assert");
	3	+ const { Decoder, encode, DecodeError, DataViewIndexOutOfBoundsError } = require("../dist/index.js");
	4	+
	5	+ /**
	6	+ * @param {Buffer} bytes
	7	+ * @returns {void}
	8	+ */
	9	+ module.exports.fuzz = function fuzz(bytes) {
	10	+ const decoder = new Decoder();
	11	+ try {
	12	+ decoder.decode(bytes);
	13	+ } catch (e) {
	14	+ if (e instanceof DecodeError) {
	15	+ // ok
	16	+ } else if (e instanceof DataViewIndexOutOfBoundsError) {
	17	+ // ok
	18	+ } else {
	19	+ throw e;
	20	+ }
	21	+ }
	22	+
	23	+ // make sure the decoder instance is not broken
	24	+ const object = {
	25	+ foo: 1,
	26	+ bar: 2,
	27	+ baz: ["one", "two", "three"],
	28	+ };
	29	+ assert.deepStrictEqual(decoder.decode(encode(object)), object);
	30	+ }

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