Add wasm bindings for Hash

2021-10-18 22:01:39 -07:00
parent 488dc37fec
commit 03a956e8d9
4 changed files with 149 additions and 3 deletions
--- a/sdk/program/tests/hash.mjs
+++ b/sdk/program/tests/hash.mjs
@ -0,0 +1,81 @@
+import { expect } from "chai";
+import { init, Hash } from "crate";
+init();
+
+// TODO: wasm_bindgen doesn't currently support exporting constants
+const HASH_BYTES = 32;
+
+describe("Hash", function () {
+  it("invalid", () => {
+    expect(() => {
+      new Hash([
+        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 Hash([
+        '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 Hash(
+        "0x300000000000000000000000000000000000000000000000000000000000000000000"
+      );
+    }).to.throw();
+
+    expect(() => {
+      new Hash(
+        "0x300000000000000000000000000000000000000000000000000000000000000"
+      );
+    }).to.throw();
+
+    expect(() => {
+      new Hash(
+        "135693854574979916511997248057056142015550763280047535983739356259273198796800000"
+      );
+    }).to.throw();
+
+    expect(() => {
+      new Hash("12345");
+    }).to.throw();
+  });
+
+  it("toString", () => {
+    const key = new Hash("CiDwVBFgWV9E5MvXWoLgnEgn2hK7rJikbvfWavzAQz3");
+    expect(key.toString()).to.eq("CiDwVBFgWV9E5MvXWoLgnEgn2hK7rJikbvfWavzAQz3");
+
+    const key2 = new Hash("1111111111111111111111111111BukQL");
+    expect(key2.toString()).to.eq("1111111111111111111111111111BukQL");
+
+    const key3 = new Hash("11111111111111111111111111111111");
+    expect(key3.toString()).to.eq("11111111111111111111111111111111");
+
+    const key4 = new Hash([
+      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 Hash("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 Hash();
+    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,
+      ])
+    );
+  });
+});