c := scanner.next()
		if c == byte(0) {
			break
		}
		if c != mockData {
			t.Fatalf("expected \"%s\", got \"%s\"", string(mockData), string(c))
		}
		i++
	}
	c := scanner.next()
	if scanner.readerErr == nil {
		t.Fatalf("failed to receive expected error after %d bytes", failAfter)
	}
	if c != byte(0) {
		t.Fatalf("expected null byte, got %v", c)
	}
}

func BenchmarkBufioScanner(b *testing.B) {

	err := w.WriteHeader(&Header{
		Name: "lorem.txt",
		Mode: 0600,
		Size: int64(len(inp)),
	})
	if err != nil {
		f.Fatalf("failed to create writer: %s", err)
	}
	_, err = w.Write(inp)
	if err != nil {
		f.Fatalf("failed to write file to archive: %s", err)
	}
	if err := w.Close(); err != nil {
		f.Fatalf("failed to write archive: %s", err)
	}
	f.Add(b.Bytes())

	f.Fuzz(func(t *testing.T, b []byte) {

		data, err := xml.Marshal(testCase.arn)
		expectErr := (err != nil)

		if expectErr != testCase.expectErr {
			t.Fatalf("test %v: error: expected: %v, got: %v", i+1, testCase.expectErr, expectErr)
		}

		if !testCase.expectErr {
			if !reflect.DeepEqual(data, testCase.expectedData) {
				t.Fatalf("test %v: data: expected: %v, got: %v", i+1, string(testCase.expectedData), string(data))
			}
		}
	}
}

	if err = os.WriteFile(mountsPath, []byte(successCase), 0o666); err != nil {
		t.Fatal(err)
	}
	// Verifies if reading each line worked properly.
	{
		var mounts mountInfos
		mounts, err = readProcMounts(mountsPath)
		if err != nil {
			t.Fatal(err)
		}
		if len(mounts) != 3 {
			t.Fatalf("expected 3 mounts, got %d", len(mounts))
		}

		switch {
		case testCase.expectedErr == nil:
			if err != nil {
				t.Fatalf("error: expected = <nil>, got = %v", err)
			}
		case err == nil:
			t.Fatalf("error: expected = %v, got = <nil>", testCase.expectedErr)
		case testCase.expectedErr.Error() != err.Error():
			t.Fatalf("error: expected = %v, got = %v", testCase.expectedErr, err)
		}
	}

		for _, f := range files {
			ww, err := w.CreateHeader(f.header)
			if err != nil {
				t.Fatalf("unable to write previously parsed header: %s", err)
			}
			if _, err := ww.Write(f.content); err != nil {
				t.Fatalf("unable to write previously parsed content: %s", err)
			}
		}

		if err := w.Close(); err != nil {
			t.Fatalf("Unable to write archive: %s", err)
		}

		// TODO: We may want to check if the archive roundtrips.

	if err := DB.Omit("Languages.*").Create(&user).Error; err == nil {
		t.Fatalf("should raise error when create users without languages reference")
	}

	if err := DB.Create(&user.Languages).Error; err != nil {
		t.Fatalf("no error should happen when create languages, but got %v", err)
	}

	if err := DB.Omit("Languages.*").Create(&user).Error; err != nil {
		t.Fatalf("no error should happen when create user when languages exists, but got %v", err)

		certs, err := ParsePublicCertFile(testCase.certFile)
		if !testCase.expectedErr && err != nil {
			t.Fatalf("error: expected = <nil>, got = %v", err)
		}
		if testCase.expectedErr && err == nil {
			t.Fatal("error: expected err, got = <nil>")
		}
		if len(certs) != testCase.expectedResultLen {
			t.Fatalf("certs: expected = %v, got = %v", testCase.expectedResultLen, len(certs))
		}
	}
}

			if err != nil {
				t.Fatalf("Got unexpected error: %v", err)
			}
			// To ensure input lifecycle configurations are valid
			if err := lc.Validate(lock.Retention{}); err != nil {
				t.Fatalf("Invalid test case: %d %v", i+1, err)
			}
			if got := lc.HasActiveRules(tc.prefix); got != tc.want {
				t.Fatalf("Expected result: `%v`, got: `%v`", tc.want, got)
			}
		})
	}
}

	fErr := cmd.Execute()
	output := out.String()

	if c.expectedOutput != "" && c.expectedOutput != output {
		t.Fatalf("Unexpected output for 'istioctl %s'\n got: %q\nwant: %q", strings.Join(c.args, " "), output, c.expectedOutput)
	}

	if c.expectedString != "" && !strings.Contains(output, c.expectedString) {
		t.Fatalf("Output didn't match for '%s %s'\n got %v\nwant: %v", cmd.Name(), strings.Join(c.args, " "), output, c.expectedString)
	}