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README.md: Added note about how to post JSON #198

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Aug 3, 2017
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README.md: Added note about how to post JSON #198

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21 changes: 15 additions & 6 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -19,6 +19,8 @@ to build on.
* Small footprint. Approximately 200 LOC

## Examples
(The examples use `Test::Unit` but it's equally possible to use `rack-test` with other testing frameworks like `rspec`.)

```ruby
require "test/unit"
require "rack/test"
Expand All @@ -33,25 +35,32 @@ class HomepageTest < Test::Unit::TestCase
end

def test_response_is_ok
get "/"
get '/'

assert last_response.ok?
assert_equal last_response.body, "All responses are OK"
assert_equal last_response.body, 'All responses are OK'
end

def set_request_headers
headers 'Accept-Charset', 'utf-8'
get "/"
get '/'

assert last_response.ok?
assert_equal last_response.body, "All responses are OK"
assert_equal last_response.body, 'All responses are OK'
end

def test_response_is_ok_for_other_paths
get "/other_paths"
get '/other_paths'

assert last_response.ok?
assert_equal last_response.body, "All responses are OK"
assert_equal last_response.body, 'All responses are OK'
end

def post_with_json
# No assertion in this, we just demonstrate how you can post a JSON-encoded string.
# By default, Rack::Test will use HTTP form encoding if you pass in a Hash as the
# parameters, so make sure that `json` below is already a JSON-serialized string.
post(uri, json, { 'CONTENT_TYPE' => 'application/json' })
end
end
```
Expand Down