Add wasm bindings for Pubkey and Keypair

sdk/program/tests/pubkey.mjs

@@ -0,0 +1,185 @@
+import { expect } from "chai";
+import { init, Pubkey } from "crate";
+init();
+
+// TODO: wasm_bindgen doesn't currently support exporting constants
+const MAX_SEED_LEN = 32;
+
+describe("Pubkey", function () {
+  it("invalid", () => {
+    expect(() => {
+      new Pubkey([
+        3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        0, 0, 0, 0, 0, 0, 0, 0, 0,
+      ]);
+    }).to.throw();
+
+    expect(() => {
+      new Pubkey([
+        'invalid', 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        0, 0, 0, 0, 0, 0, 0,
+      ]);
+    }).to.throw();
+
+    expect(() => {
+      new Pubkey(
+        "0x300000000000000000000000000000000000000000000000000000000000000000000"
+      );
+    }).to.throw();
+
+    expect(() => {
+      new Pubkey(
+        "0x300000000000000000000000000000000000000000000000000000000000000"
+      );
+    }).to.throw();
+
+    expect(() => {
+      new Pubkey(
+        "135693854574979916511997248057056142015550763280047535983739356259273198796800000"
+      );
+    }).to.throw();
+
+    expect(() => {
+      new Pubkey("12345");
+    }).to.throw();
+  });
+
+  it("toString", () => {
+    const key = new Pubkey("CiDwVBFgWV9E5MvXWoLgnEgn2hK7rJikbvfWavzAQz3");
+    expect(key.toString()).to.eq("CiDwVBFgWV9E5MvXWoLgnEgn2hK7rJikbvfWavzAQz3");
+
+    const key2 = new Pubkey("1111111111111111111111111111BukQL");
+    expect(key2.toString()).to.eq("1111111111111111111111111111BukQL");
+
+    const key3 = new Pubkey("11111111111111111111111111111111");
+    expect(key3.toString()).to.eq("11111111111111111111111111111111");
+
+    const key4 = new Pubkey([
+      0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+      0, 0, 0, 0, 0, 0, 0,
+    ]);
+    expect(key4.toString()).to.eq("11111111111111111111111111111111");
+  });
+
+  it("toBytes", () => {
+    const key = new Pubkey("CiDwVBFgWV9E5MvXWoLgnEgn2hK7rJikbvfWavzAQz3");
+    expect(key.toBytes()).to.deep.equal(
+      new Uint8Array([
+        3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        0, 0, 0, 0, 0, 0, 0, 0,
+      ])
+    );
+
+    const key2 = new Pubkey();
+    expect(key2.toBytes()).to.deep.equal(
+      new Uint8Array([
+        0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        0, 0, 0, 0, 0, 0, 0, 0,
+      ])
+    );
+  });
+
+  it("isOnCurve", () => {
+    let onCurve = new Pubkey("J4NYrSRccTUGXP7wmFwiByakqWKZb5RwpiAoskpgAQRb");
+    expect(onCurve.isOnCurve()).to.be.true;
+
+    let offCurve = new Pubkey("12rqwuEgBYiGhBrDJStCiqEtzQpTTiZbh7teNVLuYcFA");
+    expect(offCurve.isOnCurve()).to.be.false;
+  });
+
+  it("equals", () => {
+    const arrayKey = new Pubkey([
+      3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+      0, 0, 0, 0, 0, 0, 0,
+    ]);
+    const base58Key = new Pubkey("CiDwVBFgWV9E5MvXWoLgnEgn2hK7rJikbvfWavzAQz3");
+
+    expect(arrayKey.equals(base58Key)).to.be.true;
+  });
+
+  it("createWithSeed", async () => {
+    const defaultPublicKey = new Pubkey("11111111111111111111111111111111");
+    const derivedKey = Pubkey.createWithSeed(
+      defaultPublicKey,
+      "limber chicken: 4/45",
+      defaultPublicKey
+    );
+
+    expect(
+      derivedKey.equals(
+        new Pubkey("9h1HyLCW5dZnBVap8C5egQ9Z6pHyjsh5MNy83iPqqRuq")
+      )
+    ).to.be.true;
+  });
+
+  it("createProgramAddress", async () => {
+    const programId = new Pubkey("BPFLoader1111111111111111111111111111111111");
+    const publicKey = new Pubkey("SeedPubey1111111111111111111111111111111111");
+
+    let programAddress = Pubkey.createProgramAddress(
+      [Buffer.from("", "utf8"), Buffer.from([1])],
+      programId
+    );
+    expect(
+      programAddress.equals(
+        new Pubkey("3gF2KMe9KiC6FNVBmfg9i267aMPvK37FewCip4eGBFcT")
+      )
+    ).to.be.true;
+
+    programAddress = Pubkey.createProgramAddress(
+      [Buffer.from("☉", "utf8")],
+      programId
+    );
+    expect(
+      programAddress.equals(
+        new Pubkey("7ytmC1nT1xY4RfxCV2ZgyA7UakC93do5ZdyhdF3EtPj7")
+      )
+    ).to.be.true;
+
+    programAddress = Pubkey.createProgramAddress(
+      [Buffer.from("Talking", "utf8"), Buffer.from("Squirrels", "utf8")],
+      programId
+    );
+    expect(
+      programAddress.equals(
+        new Pubkey("HwRVBufQ4haG5XSgpspwKtNd3PC9GM9m1196uJW36vds")
+      )
+    ).to.be.true;
+
+    programAddress = Pubkey.createProgramAddress(
+      [publicKey.toBytes()],
+      programId
+    );
+    expect(
+      programAddress.equals(
+        new Pubkey("GUs5qLUfsEHkcMB9T38vjr18ypEhRuNWiePW2LoK4E3K")
+      )
+    ).to.be.true;
+
+    const programAddress2 = Pubkey.createProgramAddress(
+      [Buffer.from("Talking", "utf8")],
+      programId
+    );
+    expect(programAddress.equals(programAddress2)).to.eq(false);
+
+    expect(() => {
+      Pubkey.createProgramAddress([Buffer.alloc(MAX_SEED_LEN + 1)], programId);
+    }).to.throw();
+  });
+
+  it("findProgramAddress", async () => {
+    const programId = new Pubkey("BPFLoader1111111111111111111111111111111111");
+    let [programAddress, nonce] = Pubkey.findProgramAddress(
+      [Buffer.from("", "utf8")],
+      programId
+    );
+    expect(
+      programAddress.equals(
+        Pubkey.createProgramAddress(
+          [Buffer.from("", "utf8"), Buffer.from([nonce])],
+          programId
+        )
+      )
+    ).to.be.true;
+  });
+});