What is Alikeness? | Declarative Comparison | Object Comparison | Overview | Length Comparison | Type Comparison | Numerics and Integers | Functions | Recursive Objects | Language Objects, Formulas, and Functions | Language Objects | Formulas | S4 and R5 (RC Objects) | Pointer Objects | Attribute Comparison | Normal Attributes | Special Attributes | row.names and names | dim | dimnames | class | tsp | levels | srcref | Normal Attributes that Happen To Have Special Names | Modifying Comparison Behavior | Creating Templates | From The Ground Up | Abstracting Existing Structures | Performance Considerations | Sample Timings | Pre-defining Templates | Miscellaneous | alike as an S3 generic

Introduction | Interpreting Diffs | Shortest Edit Script | Diff Structure | Atomic Vectors | Other Diff Functions | Method Overview | Compare Structure with diffStr | Compare Vectors Elements with diffChr | Why S4? | Return Value | Controlling Diffs and Their Appearance | Parameters | Display Mode | Color Mode | Output Formats | Brightness | Pagers | Styles | Diff Algorithm | Performance Considerations | Diff | Capture and Processing | Minimal Diff

How Does unitizer Differ from testthat? | Testing Style | Converting testthat tests to unitizer | unitizer and Packages | Things You Should Know About unitizer | unitizer Writes To Your Filesystem | Tests Pass If They all.equal Stored Reference Values | Test Expressions Are Stored Deparsed | Increase Reproducibility with Advanced State Management | Beware of browser/debug/recover | Reference Objects | unitizer Is Complex | Avoid Tests That Require User Input | Avoid running unitize within try / tryCatch Blocks | Masked Functions

Understanding Tests | Test Outcomes | What Constitutes a Test? | unitizer Test Components | Sections | untizer_sect | Controlling Test Comparison | Special Semantics | Almost Like source | on.exit | Evaluation Environments | Options and Streams | Other Details | Matching Tests | Commenting Tests

Managing State | Reproducibility | Batch Evaluation and Deferred Review | Enabling State Management | Workspace And Evaluation Environments | Test Environments | The Parent Environment | Package Namespace as Parent Environment | Issues With Reference Objects | Patchwork Reference Environments | Clean Search Paths | Description / Implementation | Potential Issues | Global Options | Random Seed | Working Directory

Storing unitized Tests | Default Mode is to Store Tests in rds Files | File Space Considerations | Backup Your unitizer Stores | Alternate Store Locations | Version Control and Unitizer | Committing Binary Files | Collaborating with Unitizer | Modifying an Existing Unitizer | review | editCalls | split | Troubleshooting | After Running unitizer Output No Longer Shows on Screen | unitizer Freezes and Pops up "Selection:" | Running unitizer Crashes R | Different Outcomes in Interactive vs. Non Interactive | Other Topics | Running unitize Within Error Handling Blocks | Overridden Functions

Browsers Do Not Interpret ANSI CSI SGR Sequences | Automatically Convert ANSI CSI SGR to HTML

Overview | unitize vs review | Example Set-up | unitizer Commands | Test Navigation | Selecting A Test to Review | Finalizing unitizer | Quitting unitizer | Differences in review Mode | Evaluating Expressions at the unitizer Prompt | As Compared To The Standard R Prompt | .new and .ref | ls | traceback / .traceback | unitize_dir

Rmarkdown | Basic Requirements | Embedded CSS | External CSS | Use Options | Shiny

Vetting Expressions | Introduction | Non Standard Evaluation | Vetting Expressions are Language Objects | Parsing and Evaluation Rules | Special Cases | In Functions | Performance Considerations | Benchmarks | Templates and Performance | Alternatives