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Merge pull request #216 from zkemail/feat/header-masking
Feat: Added Header Masking
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,58 +1,57 @@ | ||
| import { wasm } from "circom_tester"; | ||
| import path from "path"; | ||
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| describe("Base64 Lookup", () => { | ||
| jest.setTimeout(10 * 60 * 1000); // 10 minutes | ||
|
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| let circuit: any; | ||
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| beforeAll(async () => { | ||
| circuit = await wasm( | ||
| path.join(__dirname, "./test-circuits/base64-test.circom"), | ||
| { | ||
| recompile: true, | ||
| include: path.join(__dirname, "../../../node_modules"), | ||
| // output: path.join(__dirname, "./compiled-test-circuits"), | ||
| } | ||
| ); | ||
| }); | ||
|
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| it("should decode valid base64 chars", async function () { | ||
| const inputs = [ | ||
| [65, 0], // A | ||
| [90, 25], // Z | ||
| [97, 26], // a | ||
| [122, 51], // z | ||
| [48, 52], // 0 | ||
| [57, 61], // 9 | ||
| [43, 62], // + | ||
| [47, 63], // / | ||
| [61, 0], // = | ||
| ] | ||
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| for (const [input, output] of inputs) { | ||
| const witness = await circuit.calculateWitness({ | ||
| in: input | ||
| }); | ||
| await circuit.checkConstraints(witness); | ||
| await circuit.assertOut(witness, { out: output }) | ||
| } | ||
| }); | ||
|
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| it("should fail with invalid chars", async function () { | ||
| const inputs = [34, 64, 91, 44]; | ||
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| expect.assertions(inputs.length); | ||
| for (const input of inputs) { | ||
| try { | ||
| const witness = await circuit.calculateWitness({ | ||
| in: input | ||
| }); | ||
| await circuit.checkConstraints(witness); | ||
| } catch (error) { | ||
| expect((error as Error).message).toMatch("Assert Failed"); | ||
| } | ||
| } | ||
| }); | ||
| jest.setTimeout(30 * 60 * 1000); // 30 minutes | ||
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| let circuit: any; | ||
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| beforeAll(async () => { | ||
| circuit = await wasm( | ||
| path.join(__dirname, "./test-circuits/base64-test.circom"), | ||
| { | ||
| recompile: true, | ||
| include: path.join(__dirname, "../../../node_modules"), | ||
| // output: path.join(__dirname, "./compiled-test-circuits"), | ||
| } | ||
| ); | ||
| }); | ||
|
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| it("should decode valid base64 chars", async function () { | ||
| const inputs = [ | ||
| [65, 0], // A | ||
| [90, 25], // Z | ||
| [97, 26], // a | ||
| [122, 51], // z | ||
| [48, 52], // 0 | ||
| [57, 61], // 9 | ||
| [43, 62], // + | ||
| [47, 63], // / | ||
| [61, 0], // = | ||
| ]; | ||
|
|
||
| for (const [input, output] of inputs) { | ||
| const witness = await circuit.calculateWitness({ | ||
| in: input, | ||
| }); | ||
| await circuit.checkConstraints(witness); | ||
| await circuit.assertOut(witness, { out: output }); | ||
| } | ||
| }); | ||
|
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| it("should fail with invalid chars", async function () { | ||
| const inputs = [34, 64, 91, 44]; | ||
|
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||
| expect.assertions(inputs.length); | ||
| for (const input of inputs) { | ||
| try { | ||
| const witness = await circuit.calculateWitness({ | ||
| in: input, | ||
| }); | ||
| await circuit.checkConstraints(witness); | ||
| } catch (error) { | ||
| expect((error as Error).message).toMatch("Assert Failed"); | ||
| } | ||
| } | ||
| }); | ||
| }); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,48 @@ | ||
| import fs from "fs"; | ||
| import { wasm as wasm_tester } from "circom_tester"; | ||
| import path from "path"; | ||
| import { DKIMVerificationResult } from "@zk-email/helpers/src/dkim"; | ||
| import { generateEmailVerifierInputsFromDKIMResult } from "@zk-email/helpers/src/input-generators"; | ||
| import { verifyDKIMSignature } from "@zk-email/helpers/src/dkim"; | ||
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| describe("EmailVerifier : Without body check", () => { | ||
| jest.setTimeout(30 * 60 * 1000); // 30 minutes | ||
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| let dkimResult: DKIMVerificationResult; | ||
| let circuit: any; | ||
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| beforeAll(async () => { | ||
| const rawEmail = fs.readFileSync( | ||
| path.join(__dirname, "./test-emails/test.eml"), | ||
| "utf8" | ||
| ); | ||
| dkimResult = await verifyDKIMSignature(rawEmail); | ||
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| circuit = await wasm_tester( | ||
| path.join( | ||
| __dirname, | ||
| "./test-circuits/email-verifier-no-body-test.circom" | ||
| ), | ||
| { | ||
| recompile: true, | ||
| include: path.join(__dirname, "../../../node_modules"), | ||
| // output: path.join(__dirname, "./compiled-test-circuits"), | ||
| } | ||
| ); | ||
| }); | ||
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| it("should verify email when ignore_body_hash_check is true", async function () { | ||
| // The result wont have shaPrecomputeSelector, maxHeadersLength, maxBodyLength, ignoreBodyHashCheck | ||
| const emailVerifierInputs = generateEmailVerifierInputsFromDKIMResult( | ||
| dkimResult, | ||
| { | ||
| maxHeadersLength: 640, | ||
| maxBodyLength: 768, | ||
| ignoreBodyHashCheck: true, | ||
| } | ||
| ); | ||
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| const witness = await circuit.calculateWitness(emailVerifierInputs); | ||
| await circuit.checkConstraints(witness); | ||
| }); | ||
| }); |
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