text: /* Copyright 2017 Mozilla Foundation
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  import {
    getDingbatsGlyphsUnicode,
    getGlyphsUnicode,
  } from "../../src/core/glyphlist.js";
  import {
    getNormalizedUnicodes,
    getUnicodeForGlyph,
    getUnicodeRangeFor,
    mapSpecialUnicodeValues,
    reverseIfRtl,
  } from "../../src/core/unicode.js";
  
  describe("unicode", function () {
    describe("mapSpecialUnicodeValues", function () {
      it("should not re-map normal Unicode values", function () {
        // A
        expect(mapSpecialUnicodeValues(0x0041)).toEqual(0x0041);
        // fi
        expect(mapSpecialUnicodeValues(0xfb01)).toEqual(0xfb01);
      });
  
      it("should re-map special Unicode values", function () {
        // copyrightsans => copyright
        expect(mapSpecialUnicodeValues(0xf8e9)).toEqual(0x00a9);
        // Private Use Area characters
        expect(mapSpecialUnicodeValues(0xffff)).toEqual(0);
      });
    });
  
    describe("getUnicodeForGlyph", function () {
      let standardMap, dingbatsMap;
  
      beforeAll(function (done) {
        standardMap = getGlyphsUnicode();
        dingbatsMap = getDingbatsGlyphsUnicode();
        done();
      });
  
      afterAll(function () {
        standardMap = dingbatsMap = null;
      });
  
      it("should get Unicode values for valid glyph names", function () {
        expect(getUnicodeForGlyph("A", standardMap)).toEqual(0x0041);
        expect(getUnicodeForGlyph("a1", dingbatsMap)).toEqual(0x2701);
      });
  
      it("should recover Unicode values from uniXXXX/uXXXX{XX} glyph names", function () {
        expect(getUnicodeForGlyph("uni0041", standardMap)).toEqual(0x0041);
        expect(getUnicodeForGlyph("u0041", standardMap)).toEqual(0x0041);
  
        expect(getUnicodeForGlyph("uni2701", dingbatsMap)).toEqual(0x2701);
        expect(getUnicodeForGlyph("u2701", dingbatsMap)).toEqual(0x2701);
      });
  
      it("should not get Unicode values for invalid glyph names", function () {
        expect(getUnicodeForGlyph("Qwerty", standardMap)).toEqual(-1);
        expect(getUnicodeForGlyph("Qwerty", dingbatsMap)).toEqual(-1);
      });
    });
  
    describe("getUnicodeRangeFor", function () {
      it("should get correct Unicode range", function () {
        // A (Basic Latin)
        expect(getUnicodeRangeFor(0x0041)).toEqual(0);
        // fi (Alphabetic Presentation Forms)
        expect(getUnicodeRangeFor(0xfb01)).toEqual(62);
      });
  
      it("should not get a Unicode range", function () {
        expect(getUnicodeRangeFor(0x05ff)).toEqual(-1);
      });
    });
  
    describe("getNormalizedUnicodes", function () {
      let NormalizedUnicodes;
  
      beforeAll(function (done) {
        NormalizedUnicodes = getNormalizedUnicodes();
        done();
      });
  
      afterAll(function () {
        NormalizedUnicodes = null;
      });
  
      it("should get normalized Unicode values for ligatures", function () {
        // fi => f + i
        expect(NormalizedUnicodes["\uFB01"]).toEqual("fi");
        // Arabic
        expect(NormalizedUnicodes["\u0675"]).toEqual("\u0627\u0674");
      });
  
      it("should not normalize standard characters", function () {
        expect(NormalizedUnicodes.A).toEqual(undefined);
      });
    });
  
    describe("reverseIfRtl", function () {
      let NormalizedUnicodes;
  
      function getGlyphUnicode(char) {
        if (NormalizedUnicodes[char] !== undefined) {
          return NormalizedUnicodes[char];
        }
        return char;
      }
  
      beforeAll(function (done) {
        NormalizedUnicodes = getNormalizedUnicodes();
        done();
      });
  
      afterAll(function () {
        NormalizedUnicodes = null;
      });
  
      it("should not reverse LTR characters", function () {
        const A = getGlyphUnicode("A");
        expect(reverseIfRtl(A)).toEqual("A");
  
        const fi = getGlyphUnicode("\uFB01");
        expect(reverseIfRtl(fi)).toEqual("fi");
      });
  
      it("should reverse RTL characters", function () {
        // Hebrew (no-op, since it's not a combined character)
        const heAlef = getGlyphUnicode("\u05D0");
        expect(reverseIfRtl(heAlef)).toEqual("\u05D0");
        // Arabic
        const arAlef = getGlyphUnicode("\u0675");
        expect(reverseIfRtl(arAlef)).toEqual("\u0674\u0627");
      });
    });
  });
  