\documentclass[10pt,a4paper]{article}

% Packages
\usepackage{fancyhdr}           % For header and footer
\usepackage{multicol}           % Allows multicols in tables
\usepackage{tabularx}           % Intelligent column widths
\usepackage{tabulary}           % Used in header and footer
\usepackage{hhline}             % Border under tables
\usepackage{graphicx}           % For images
\usepackage{xcolor}             % For hex colours
%\usepackage[utf8x]{inputenc}    % For unicode character support
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\usepackage{colortbl}           % For coloured tables
\usepackage{setspace}           % For line height
\usepackage{lastpage}           % Needed for total page number
\usepackage{seqsplit}           % Splits long words.
%\usepackage{opensans}          % Can't make this work so far. Shame. Would be lovely.
\usepackage[normalem]{ulem}     % For underlining links
% Most of the following are not required for the majority
% of cheat sheets but are needed for some symbol support.
\usepackage{amsmath}            % Symbols
\usepackage{MnSymbol}           % Symbols
\usepackage{wasysym}            % Symbols
%\usepackage[english,german,french,spanish,italian]{babel}              % Languages

% Document Info
\author{Chris (cs8898)}
\pdfinfo{
  /Title (junit-5.pdf)
  /Creator (Cheatography)
  /Author (Chris (cs8898))
  /Subject (JUnit 5 Cheat Sheet)
}

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% This two commands together give roughly
% the right line height in the tables
\renewcommand{\arraystretch}{1.3}
\onehalfspacing

% Commands
\newcommand{\SetRowColor}[1]{\noalign{\gdef\RowColorName{#1}}\rowcolor{\RowColorName}} % Shortcut for row colour
\newcommand{\mymulticolumn}[3]{\multicolumn{#1}{>{\columncolor{\RowColorName}}#2}{#3}} % For coloured multi-cols
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\newcommand{\tn}{\tabularnewline} % Required as custom column type in use

% Font and Colours
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\renewcommand{\familydefault}{\sfdefault}
\color{TextColor}

% Header and Footer
\pagestyle{fancy}
\fancyhead{} % Set header to blank
\fancyfoot{} % Set footer to blank
\fancyhead[L]{
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{C}
    \SetRowColor{DarkBackground}
    \vspace{-7pt}
    {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent
        \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}}
    }
\end{tabulary}
\columnbreak
\begin{tabulary}{11cm}{L}
    \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{JUnit 5 Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{Chris (cs8898)} via \textcolor{DarkBackground}{\uline{cheatography.com/130674/cs/26400/}}}
\end{tabulary}
\end{multicols}}

\fancyfoot[L]{ \footnotesize
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{LL}
  \SetRowColor{FootBackground}
  \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}}  \\
  \vspace{-2pt}Chris (cs8898) \\
  \uline{cheatography.com/cs8898} \\
  \end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Published 5th May, 2021.\\
   Updated 1st February, 2021.\\
   Page {\thepage} of \pageref{LastPage}.
\end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Sponsor}}  \\
  \SetRowColor{white}
  \vspace{-5pt}
  %\includegraphics[width=48px,height=48px]{dave.jpeg}
  Measure your website readability!\\
  www.readability-score.com
\end{tabulary}
\end{multicols}}




\begin{document}
\raggedright
\raggedcolumns

% Set font size to small. Switch to any value
% from this page to resize cheat sheet text:
% www.emerson.emory.edu/services/latex/latex_169.html
\footnotesize % Small font.

\begin{multicols*}{2}

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\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Annotations}}  \tn
% Row 0
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\mymulticolumn{2}{x{8.4cm}}{`@Test`} \tn 
% Row Count 1 (+ 1)
% Row 1
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`@BeforeEach` & Prepare Single \tn 
% Row Count 2 (+ 1)
% Row 2
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`@AfterEach` & Clean Single \tn 
% Row Count 3 (+ 1)
% Row 3
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`@BeforeAll` & Prepare All \tn 
% Row Count 4 (+ 1)
% Row 4
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`@AfterAll` & Cleanup All \tn 
% Row Count 5 (+ 1)
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\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
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\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Assertions}}  \tn
% Row 0
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\mymulticolumn{1}{x{8.4cm}}{`assertTrue(boolean b)`} \tn 
% Row Count 1 (+ 1)
% Row 1
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% Row 3
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% Row Count 4 (+ 1)
% Row 4
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% Row Count 5 (+ 1)
% Row 5
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% Row Count 6 (+ 1)
% Row 6
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% Row Count 7 (+ 1)
% Row 7
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% Row Count 8 (+ 1)
% Row 8
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% Row Count 9 (+ 1)
% Row 9
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% Row Count 10 (+ 1)
% Row 10
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% Row Count 12 (+ 2)
% Row 11
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% Row Count 13 (+ 1)
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\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
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\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Assumptions}}  \tn
% Row 0
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\mymulticolumn{1}{x{8.4cm}}{`assumeTrue(boolean assumtion)`} \tn 
% Row Count 1 (+ 1)
% Row 1
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% Row Count 2 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
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\mymulticolumn{1}{x{8.4cm}}{* Failed assumptions {\bf{aborts}} test, not {\emph{failure}} \newline  \newline * Assumptions are typically used whenever it does not make sense to continue execution of a given test method}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
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\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
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% Row 0
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% Row Count 0 (+ 0)
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\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
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\mymulticolumn{1}{x{8.4cm}}{\seqsplit{@org.junit.jupiter.api.Test} \newline void exampleTest() \{ \newline     \seqsplit{Assertions.assertTrue(trueBool);} \newline     \seqsplit{Assertions.assertFalse(falseBool);} \newline  \newline     \seqsplit{Assertions.assertNotNull(notNullString);} \newline     \seqsplit{Assertions.assertNull(notNullString);} \newline  \newline     Assertions \newline         \seqsplit{.assertNotSame(originalObject}, otherObject); \newline     \seqsplit{Assertions.assertEquals(4}, 4); \newline     \seqsplit{Assertions.assertNotEquals(3}, 2); \newline  \newline     Assertions \newline         .assertArrayEquals( \newline             new int{[}{]}\{1,2,3\}, \newline             new int{[}{]}\{1,2,3\}, \newline             "Array Equal Test"); \newline  \newline     Iterable\textless{}Integer\textgreater{} listOne =  \newline         new ArrayList\textless{}\textgreater{}(Arrays.asList(1,2,3,4)); \newline     Iterable\textless{}Integer\textgreater{} listTwo = \newline         new ArrayList\textless{}\textgreater{}(Arrays.asList(1,2,3,4)); \newline     \seqsplit{Assertions.assertIterableEquals(listOne}, listTwo); \newline  \newline     \seqsplit{Assertions.assertTimeout(Duration.ofMillis(100)}, () -\textgreater{} \{ \newline         Thread.sleep(50); \newline         return "result"; \newline     \}); \newline  \newline     Throwable exception = Assertions \newline       \seqsplit{.assertThrows(IllegalArgumentException.class}, \newline         () -\textgreater{} \{ \newline           throw \newline             new \seqsplit{IllegalArgumentException(} \newline               "error message"); \newline         \}); \newline  \newline     Assertions.fail("You shall not parse 🧙"); \newline \}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}


% That's all folks
\end{multicols*}

\end{document}