Attach (recommended) or Link to PDF file here:
[测试文件.pdf](https://github.com/mozilla/pdf.js/files/7147166/default.pdf)

Configuration:
- Web browser and its version:chrome 92.0.4515.131
- Operating system and its [version:](url) windows
- PDF.js version:v2.9.359
- Is a browser extension:no

Steps to reproduce the problem:
1. use pdf.js to open this pdf file
2. incomplete content display


What is the expected behavior? (add screenshot)
![image](https://user-images.githubusercontent.com/16495895/132935415-2b52322d-561c-4f60-97df-24e4429743ff.png)

What went wrong? (add screenshot)
![image](https://user-images.githubusercontent.com/16495895/132935425-e5e6605b-71f5-4065-bb89-5c0fdbe1564b.png)

Link to a viewer (if hosted on a site other than mozilla.github.io/pdf.js or as Firefox/Chrome extension):

continue;
          }
          expect(result).toEqual(expected);
        }
      });
      it("should ignore double negative before number", function () {
        const input = new StringStream("--205.88");
        const lexer = new Lexer(input);
        expect(lexer.getNumber()).toEqual(-205.88);
      });
      it("should ignore minus signs in the middle of number", function () {
        const input = new StringStream("205--.88");
        const lexer = new Lexer(input);
        expect(lexer.getNumber()).toEqual(205.88);
      });
      it("should ignore line-breaks between operator and digit in number", function () {
        const minusInput = new StringStream("-\r\n205.88");
        const minusLexer = new Lexer(minusInput);
        expect(minusLexer.getNumber()).toEqual(-205.88);
        const plusInput = new StringStream("+\r\n205.88");
        const plusLexer = new Lexer(plusInput);
        expect(plusLexer.getNumber()).toEqual(205.88);
      });
      it("should treat a single decimal point as zero", function () {
        const input = new StringStream(".");
        const lexer = new Lexer(input);
        expect(lexer.getNumber()).toEqual(0);
        const numbers = ["..", "-.", "+.", "-\r\n.", "+\r\n."];
        for (const number of numbers) {
          const invalidInput = new StringStream(number);