X-Git-Url: https://git.ladys.computer/Pisces/blobdiff_plain/db85724e827e633157ad1961e251ea162cc0a1be..83f6aae0d1b8181dc2b0c6ccdba9f2fe2fdba3e6:/binary.test.js?ds=sidebyside

diff --git a/binary.test.js b/binary.test.js
index c5c2600..98f441a 100644
--- a/binary.test.js
+++ b/binary.test.js
@@ -25,6 +25,16 @@ import {
   base64String,
   filenameSafeBase64Binary,
   filenameSafeBase64String,
+  get16BitSignedIntegralItem,
+  get16BitUnsignedIntegralItem,
+  get32BitFloatingPointItem,
+  get32BitSignedIntegralItem,
+  get32BitUnsignedIntegralItem,
+  get64BitFloatingPointItem,
+  get64BitSignedIntegralItem,
+  get64BitUnsignedIntegralItem,
+  get8BitSignedIntegralItem,
+  get8BitUnsignedIntegralItem,
   isArrayBuffer,
   isArrayBufferView,
   isBase16,
@@ -34,6 +44,12 @@ import {
   isSharedArrayBuffer,
   isTypedArray,
   isWRMGBase32,
+  set16BitIntegralItem,
+  set32BitFloatingPointItem,
+  set32BitIntegralItem,
+  set64BitFloatingPointItem,
+  set64BitIntegralItem,
+  set8BitIntegralItem,
   toArrayBuffer,
   wrmgBase32Binary,
   wrmgBase32String,
@@ -623,6 +639,191 @@ describe("filenameSafeBase64String", () => {
   });
 });
 
+describe("get8BitSignedIntegralItem", () => {
+  it("[[Call]] gets the item", () => {
+    const buffer = Int8Array.from([0, -1, 0]).buffer;
+    assertStrictEquals(get8BitSignedIntegralItem(buffer, 1), -1n);
+    assertStrictEquals(
+      get8BitSignedIntegralItem(new DataView(buffer), 1),
+      -1n,
+    );
+    assertStrictEquals(
+      get8BitSignedIntegralItem(new Uint8Array(buffer), 1),
+      -1n,
+    );
+  });
+});
+
+describe("get8BitUnsignedIntegralItem", () => {
+  it("[[Call]] gets the item", () => {
+    const buffer = Int8Array.from([0, -1, 0]).buffer;
+    assertStrictEquals(get8BitUnsignedIntegralItem(buffer, 1), 255n);
+    assertStrictEquals(
+      get8BitUnsignedIntegralItem(new DataView(buffer), 1),
+      255n,
+    );
+    assertStrictEquals(
+      get8BitUnsignedIntegralItem(new Int8Array(buffer), 1),
+      255n,
+    );
+  });
+});
+
+describe("get16BitSignedIntegralItem", () => {
+  it("[[Call]] gets the item", () => {
+    const buffer = Int8Array.from([0, 0, -1, -1, 0, 0]).buffer;
+    assertStrictEquals(get16BitSignedIntegralItem(buffer, 2), -1n);
+    assertStrictEquals(
+      get16BitSignedIntegralItem(new DataView(buffer), 2),
+      -1n,
+    );
+    assertStrictEquals(
+      get16BitSignedIntegralItem(new Uint16Array(buffer), 2),
+      -1n,
+    );
+  });
+});
+
+describe("get16BitUnsignedIntegralItem", () => {
+  it("[[Call]] gets the item", () => {
+    const buffer = Int8Array.from([0, 0, -1, -1, 0, 0]).buffer;
+    assertStrictEquals(
+      get16BitUnsignedIntegralItem(buffer, 2),
+      (1n << 16n) - 1n,
+    );
+    assertStrictEquals(
+      get16BitUnsignedIntegralItem(new DataView(buffer), 2),
+      (1n << 16n) - 1n,
+    );
+    assertStrictEquals(
+      get16BitUnsignedIntegralItem(new Int16Array(buffer), 2),
+      (1n << 16n) - 1n,
+    );
+  });
+});
+
+describe("get32BitFloatingPointItem", () => {
+  it("[[Call]] gets the item", () => {
+    const buffer = new ArrayBuffer(12);
+    const view = new DataView(buffer);
+    view.setFloat32(0, NaN);
+    view.setFloat32(4, -Infinity);
+    view.setFloat32(8, -0);
+    assertStrictEquals(get32BitFloatingPointItem(buffer, 0), NaN);
+    assertStrictEquals(
+      get32BitFloatingPointItem(buffer, 4),
+      -Infinity,
+    );
+    assertStrictEquals(get32BitFloatingPointItem(buffer, 8), -0);
+    assertStrictEquals(
+      get32BitFloatingPointItem(new DataView(buffer), 4),
+      -Infinity,
+    );
+    assertStrictEquals(
+      get32BitFloatingPointItem(new Uint32Array(buffer), 4),
+      -Infinity,
+    );
+  });
+});
+
+describe("get32BitSignedIntegralItem", () => {
+  it("[[Call]] gets the item", () => {
+    const buffer = Int8Array.from(
+      [0, 0, 0, 0, -1, -1, -1, -1, 0, 0, 0, 0],
+    ).buffer;
+    assertStrictEquals(get32BitSignedIntegralItem(buffer, 4), -1n);
+    assertStrictEquals(
+      get32BitSignedIntegralItem(new DataView(buffer), 4),
+      -1n,
+    );
+    assertStrictEquals(
+      get32BitSignedIntegralItem(new Uint32Array(buffer), 4),
+      -1n,
+    );
+  });
+});
+
+describe("get32BitUnsignedIntegralItem", () => {
+  it("[[Call]] gets the item", () => {
+    const buffer = Int8Array.from(
+      [0, 0, 0, 0, -1, -1, -1, -1, 0, 0, 0, 0],
+    ).buffer;
+    assertStrictEquals(
+      get32BitUnsignedIntegralItem(buffer, 4),
+      (1n << 32n) - 1n,
+    );
+    assertStrictEquals(
+      get32BitUnsignedIntegralItem(new DataView(buffer), 4),
+      (1n << 32n) - 1n,
+    );
+    assertStrictEquals(
+      get32BitUnsignedIntegralItem(new Int32Array(buffer), 4),
+      (1n << 32n) - 1n,
+    );
+  });
+});
+
+describe("get64BitFloatingPointItem", () => {
+  it("[[Call]] gets the item", () => {
+    const buffer = new ArrayBuffer(24);
+    const view = new DataView(buffer);
+    view.setFloat64(0, NaN);
+    view.setFloat64(8, -Infinity);
+    view.setFloat64(16, -0);
+    assertStrictEquals(get64BitFloatingPointItem(buffer, 0), NaN);
+    assertStrictEquals(
+      get64BitFloatingPointItem(buffer, 8),
+      -Infinity,
+    );
+    assertStrictEquals(get64BitFloatingPointItem(buffer, 16), -0);
+    assertStrictEquals(
+      get64BitFloatingPointItem(new DataView(buffer), 8),
+      -Infinity,
+    );
+    assertStrictEquals(
+      get64BitFloatingPointItem(new BigUint64Array(buffer), 8),
+      -Infinity,
+    );
+  });
+});
+
+describe("get64BitSignedIntegralItem", () => {
+  it("[[Call]] gets the item", () => {
+    const buffer = Int8Array.from(
+      [0, 0, 0, 0, 0, 0, 0, 0, -1, -1, -1, -1, -1, -1, -1, -1],
+    ).buffer;
+    assertStrictEquals(get64BitSignedIntegralItem(buffer, 8), -1n);
+    assertStrictEquals(
+      get64BitSignedIntegralItem(new DataView(buffer), 8),
+      -1n,
+    );
+    assertStrictEquals(
+      get64BitSignedIntegralItem(new BigUint64Array(buffer), 8),
+      -1n,
+    );
+  });
+});
+
+describe("get64BitUnsignedIntegralItem", () => {
+  it("[[Call]] gets the item", () => {
+    const buffer = Int8Array.from(
+      [0, 0, 0, 0, 0, 0, 0, 0, -1, -1, -1, -1, -1, -1, -1, -1],
+    ).buffer;
+    assertStrictEquals(
+      get64BitUnsignedIntegralItem(buffer, 8),
+      (1n << 64n) - 1n,
+    );
+    assertStrictEquals(
+      get64BitUnsignedIntegralItem(new DataView(buffer), 8),
+      (1n << 64n) - 1n,
+    );
+    assertStrictEquals(
+      get64BitUnsignedIntegralItem(new BigInt64Array(buffer), 8),
+      (1n << 64n) - 1n,
+    );
+  });
+});
+
 describe("isArrayBuffer", () => {
   it("[[Call]] returns true for array buffers", () => {
     assertStrictEquals(
@@ -938,6 +1139,89 @@ describe("isWRMGBase32", () => {
   });
 });
 
+describe("set8BitIntegralItem", () => {
+  it("[[Call]] sets the item", () => {
+    const buffer = new ArrayBuffer(3);
+    set8BitIntegralItem(buffer, 1, -1n);
+    set8BitIntegralItem(buffer, 2, (1 << 8) - 1);
+    assertEquals(
+      new Int8Array(buffer),
+      Int8Array.from([0, -1, -1]),
+    );
+  });
+});
+
+describe("set16BitIntegralItem", () => {
+  it("[[Call]] sets the item", () => {
+    const buffer = new ArrayBuffer(6);
+    set16BitIntegralItem(buffer, 2, -1n);
+    set16BitIntegralItem(buffer, 4, (1 << 16) - 1);
+    assertEquals(
+      new Int8Array(buffer),
+      Int8Array.from([0, 0, -1, -1, -1, -1]),
+    );
+  });
+});
+
+describe("set32BitFloatingPointItem", () => {
+  it("[[Call]] sets the item", () => {
+    const buffer = new ArrayBuffer(12);
+    const expected = new ArrayBuffer(12);
+    const view = new DataView(expected);
+    view.setFloat32(0, NaN);
+    set32BitFloatingPointItem(buffer, 0, NaN);
+    view.setFloat32(4, -Infinity);
+    set32BitFloatingPointItem(buffer, 4, -Infinity);
+    view.setFloat32(8, -0);
+    set32BitFloatingPointItem(buffer, 8, -0);
+    assertEquals(
+      new Uint8Array(buffer),
+      new Uint8Array(expected),
+    );
+  });
+});
+
+describe("set32BitIntegralItem", () => {
+  it("[[Call]] sets the item", () => {
+    const buffer = new ArrayBuffer(12);
+    set32BitIntegralItem(buffer, 4, -1n);
+    set32BitIntegralItem(buffer, 8, -1 >>> 0);
+    assertEquals(
+      new Int8Array(buffer),
+      Int8Array.from([0, 0, 0, 0, -1, -1, -1, -1, -1, -1, -1, -1]),
+    );
+  });
+});
+
+describe("set64BitFloatingPointItem", () => {
+  it("[[Call]] sets the item", () => {
+    const buffer = new ArrayBuffer(24);
+    const expected = new ArrayBuffer(24);
+    const view = new DataView(expected);
+    view.setFloat64(0, NaN);
+    set64BitFloatingPointItem(buffer, 0, NaN);
+    view.setFloat64(4, -Infinity);
+    set64BitFloatingPointItem(buffer, 4, -Infinity);
+    view.setFloat64(8, -0);
+    set64BitFloatingPointItem(buffer, 8, -0);
+    assertEquals(
+      new Uint8Array(buffer),
+      new Uint8Array(expected),
+    );
+  });
+});
+
+describe("set64BitIntegralItem", () => {
+  it("[[Call]] sets the item", () => {
+    const buffer = new ArrayBuffer(12);
+    set64BitIntegralItem(buffer, 4, -1n);
+    assertEquals(
+      new Int8Array(buffer),
+      Int8Array.from([0, 0, 0, 0, -1, -1, -1, -1, -1, -1, -1, -1]),
+    );
+  });
+});
+
 describe("toArrayBuffer", () => {
   it("[[Call]] returns the argument for array buffers", () => {
     const buffer = new ArrayBuffer();