An Overview of.NET Best Practices

Stephen D. Ritchie

15 Nov 2012

Excella Consulting

Live Tweet, Tonight’s Slides and Examples

• Twitter: @RuthlessHelp@Apress

• Slideshare: http://www.slideshare.net/ruthlesshelp

• Github: http://github.com/ruthlesshelp

Excella Consulting

Overall – Challenges

Continuous Integration

No CI Server

No Code Analysis

Not Triggered by SCM

- 3 -

Excella Consulting

Overall – Challenges

Code Reviews

Not Conducted

Issues Not Tracked

Issues Dropped

- 4 -

Excella Consulting

Current – Challenges

Automated Builds and Deployments

Manual Deployment

No Automated Testing

No Code Analysis

- 5 -

Excella Consulting

Current – Challenges

Automated Unit Testing

Low Code Coverage

No Mocking Framework

Failing or Ignored Tests

- 6 -

Excella Consulting

Opportunities

- 7 -

Best Practices MatrixComplexity

Risk

Cost

Value

Excella Consulting

Minimal, Essential

Source Control

- 8 -

Excella Consulting

TFS

- 9 -

Excella Consulting

SVN

- 10 -

Excella Consulting

Mercurial

- 11 -

Excella Consulting

Git

- 12 -

Excella Consulting

Level Metaphor

- 13 -

Excella Consulting

32

4 5 6

7 8 9

1

Go to Green

- 14 -

Excella Consulting

Level 1 – Goals

Build Script

- 15 -

Excella Consulting

Level 1 – Starting Point

Manual Builds

- 16 -

Excella Consulting

MSBuild

- 17 -

Excella Consulting

NAnt

- 18 -

Excella Consulting

PowerShell

- 19 -

Excella Consulting

Extensions

- 20 -

Excella Consulting

Level 1 – Example

- 21 -

Example Build Script

Excella Consulting

Level 1 – Result

One Script, Builds Everything

- 22 -

“Run the Runner”

Build Script

Excella Consulting

32

4 5 6

7 8 9

1

Go to Green

- 23 -

Excella Consulting

Level 2 – Goals

Continuous Integration

- 24 -

Excella Consulting

Level 2 – Starting Point

No CI Server

- 25 -

Excella Consulting

Level 2 – To Do

Install CI Server

Triggered by Code Push

“Run the Runner”

- 26 -

Excella Consulting

TFS

- 27 -

Excella Consulting

CC.NET

- 28 -

Excella Consulting

Jenkins

- 29 -

Excella Consulting

TeamCity

- 30 -

Excella Consulting

Level 2 – Example

- 31 -

CI Server Example

Excella Consulting

Level 2 – Result

Observe & Report

- 32 -

Excella Consulting

3

4 5 6

7 8 9

1 2

Go to Green

- 33 -

Excella Consulting

Level 3 – Goals

Code Analysis

- 34 -

Excella Consulting

Level 3 – Starting Point

No Code Analysis

- 35 -

Excella Consulting

Level 3 – To Do

Analysis Tool

Static Code Analysis

Run with CI Server

- 36 -

Excella Consulting

FxCop

- 37 -

Excella Consulting

Gendarme

- 38 -

Excella Consulting

StyleCop

- 39 -

Excella Consulting

NDepend

- 40 -

Excella Consulting

Simian

- 41 -

Excella Consulting

Sonar

- 42 -

Excella Consulting

Level 3 – Example

FxCop 10

- 43 -

Analysis Tool Example

Excella Consulting

Level 3 – Result

Analyze, Improve, Monitor

- 44 -

Excella Consulting

4 5 6

7 8 9

1 2 3

Go to Green

- 45 -

Excella Consulting

Level 4 – Goals

Automate Testing

- 46 -

Excella Consulting

Level 4 – Starting Point

No Tests

- 47 -

Excella Consulting

Level 4 – To Do

Testing Framework

Run with Runner

Run with CI Server

- 48 -

Excella Consulting

MSTest

- 49 -

Excella Consulting

MBUnit

- 50 -

Excella Consulting

xUnit.net

- 51 -

Excella Consulting

NUnit

- 52 -

Excella Consulting

Level 4 – To Do

Mocking Framework

Isolation

Interaction Testing

- 53 -

Excella Consulting

Rhino Mocks

- 54 -

Excella Consulting

Moq

- 55 -

Excella Consulting

Level 4 – Example

- 56 -

Automate Testing Example

Excella Consulting

Level 4 – Results

Passing Tests

- 57 -

Excella Consulting

5 6

7 8 9

1 2 3

4

Go to Green

- 58 -

Excella Consulting

Level 5 – Goals

Code Coverage

+ More Tests

+ More Code Analysis

- 59 -

Excella Consulting

Level 5 – To Do

Coverage Tool

Run in Visual Studio

Run with CI Server

- 60 -

Excella Consulting

NCover

- 61 -

Excella Consulting

OpenCover

- 62 -

Excella Consulting

dotCover

- 63 -

Excella Consulting

Level 5 – Example

- 64 -

Code Coverage Example

Excella Consulting

Level 5 – Results

100% Class Coverage

+ More Code Analysis

- 65 -

Excella Consulting

6

7 8 9

1 2 3

4 5

Go to Green

- 66 -

Excella Consulting

Level 6 – Goals

Code Review

+ More Tests

+ More Code Analysis

- 67 -

Excella Consulting

Level 6 – To Do

Pick Approach

Share Opinions

Track Issues

- 68 -

Excella Consulting

Pairing

- 69 -

Excella Consulting

Group

- 70 -

Excella Consulting

Peer

- 71 -

Excella Consulting

Level 6 – Example

Peer

- 72 -

Code Review Example

Excella Consulting

Level 6 – Results

Reviewed Code

100% Method Coverage

+ More Code Analysis

- 73 -

Excella Consulting

7 8 9

1 2 3

4 5 6

Go to Green

- 74 -

Excella Consulting

Level 7 – Goals

Packaging

+ More Coverage

+ More Code Analysis

+ More Tests

- 75 -

Excella Consulting

MSI

- 76 -

Excella Consulting

Web Deploy

- 77 -

Excella Consulting

Octopus

- 78 -

Excella Consulting

Zip Archive

- 79 -

Excella Consulting

Level 7 – Example

Zip

- 80 -

Packaging Example

Excella Consulting

Level 7 – Results

Packaged Deliverable

Code Reviews

40% Line Coverage

+ More Code Analysis

- 81 -

Excella Consulting

8 9

1 2 3

4 5 6

7

Go to Green

- 82 -

Excella Consulting

Level 8 – Goals

Automated Deployments

+ More Tests

+ More Line Coverage+ More Code Analysis

- 83 -

Excella Consulting

Script

- 84 -

Excella Consulting

Level 8 – Example

MSBuild

- 85 -

Automated Deployment Example

Excella Consulting

Level 8 – Results

Automated Deployments

+ Code Reviews

+ 60% Line Coverage

+ More Code Analysis

- 86 -

Excella Consulting

9

1 2 3

4 5 6

7 8

Go to Green

- 87 -

Excella Consulting

Level 9 – Goals

Full Code Coverage

+ More Tests

+ More Coverage+ More Code Analysis

- 88 -

Excella Consulting

Testing

- 89 -

Excella Consulting

Level 9 – Example

- 90 -

Full Code Coverage Example

Excella Consulting

Level 9 – Results

> 80% Line Coverage

+ Code Reviews

Automated Deployments

+ More Code Analysis

- 91 -

Excella Consulting

1 2 3

4 5 6

7 8 9

Go to Green

- 92 -

Excella Consulting

Overall – Results

Continuous Integration

CI Server

Code Analysis

Triggered by SCM

- 93 -

Excella Consulting

Overall – Results

Code Reviews

Conducted Regularly

Issues Tracked

Issues Resolved

- 94 -

Excella Consulting

Overall – Results

Automated Builds and Deployments

Automated Deployment

Automated Testing

Code Analysis

- 95 -

Excella Consulting

Overall – Results

Automated Unit Testing

Code Coverage: > 80%

Mocking Framework

Passing Tests: Priority

- 96 -

Excella Consulting

Follow On – Goals

Retrospectives

Presentations

- 97 -

Excella Consulting

Further Discussion

Any questions?

Any comments?

Excella Consulting

Shameless Self Promotion Time!

40% off eBook at apress.com

Use promo code:PR0N3T

Offer ends 15-Dec-2012

Excella Consulting

Contact Me

• Twitter: @ruthlesshelp

• Email: stephen.ritchie@excella.com

• Blog: http://ruthlesslyhelpful.net

• LinkedIn: http://www.linkedin.com/in/sritchie

Excella Consulting

Slides and Examples

• Slideshare: http://www.slideshare.net/ruthlesshelp

• Github: http://github.com/ruthlesshelp