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+# Scenario step implementations
+
+## Start and stop Muck
+
+    IMPLEMENTS GIVEN a running Muck
+    start_muck()
+
+    IMPLEMENTS WHEN Muck is restarted
+    stop_muck()
+    start_muck()
+
+    IMPLEMENTS FINALLY Muck is stopped
+    stop_muck()
+
+## HTTP requests
+
+    IMPLEMENTS WHEN user makes request POST /res with body (.*)
+    body = get_expanded_match()
+    POST('/res', {}, json.loads(body))
+
+    IMPLEMENTS WHEN user makes request GET /res with header "(\S+): (.+)"
+    header = get_expanded_match()
+    value = get_expanded_match()
+    GET('/res', {header:value})
+
+    IMPLEMENTS WHEN user makes request GET /search with body (.+)
+    body = json.loads(get_expanded_match())
+    GET('/search', {}, body=body)
+
+    IMPLEMENTS WHEN user makes request PUT /res with header "(\S+): (.+)" and header "(\S+): (.+)" and body (.+)
+    header1 = get_expanded_match()
+    value1 = get_expanded_match()
+    header2 = get_expanded_match()
+    value2 = get_expanded_match()
+    body = get_expanded_match()
+    headers = {
+        header1: value1,
+        header2: value2,
+    }
+    PUT('/res', headers, json.loads(body))
+
+    IMPLEMENTS WHEN user makes request DELETE /res with header "(\S+): (.+)"
+    header = get_expanded_match()
+    value = get_expanded_match()
+    DELETE('/res', {header:value})
+
+## Checking HTTP responses
+
+    IMPLEMENTS THEN status code is (\d+)
+    expected = int(get_expanded_match())
+    assertEqual(V['status_code'], expected)
+
+    IMPLEMENTS THEN remember resource id as (\S+)
+    name = get_next_match()
+    save_header('Muck-Id', name)
+
+    IMPLEMENTS THEN remember resource revision as (\S+)
+    name = get_next_match()
+    save_header('Muck-Revision', name)
+
+    IMPLEMENTS THEN response has header "(\S+): (.+)"
+    name = get_next_match()
+    expected = get_expanded_match()
+    assertEqual(get_header(name), expected)
+
+    IMPLEMENTS THEN response body is (.+)
+    expected = get_expanded_match()
+    print 'expected:', expected
+    assertEqual(get_json_body(), json.loads(expected))