Add variables to header_option integration test

integration/hurl/tests_ok/header_option.hurl

@@ -1,7 +1,9 @@
 GET http://localhost:8000/header-option
-test: from-header-syntax
+key: from-header-syntax
 [Options]
-header: test: from-option-1
-header: test: from-option-2
-header: another-test: from-option
+header: key: from-option-1
+header: key: from-option-2
+header: {{my_header}}
+header: {{my_key}}: {{my_value}}
+header: another-key: another-from-option
 HTTP 200

integration/hurl/tests_ok/header_option.ps1

@@ -1,4 +1,4 @@
 Set-StrictMode -Version latest
 $ErrorActionPreference = 'Stop'
 
-hurl tests_ok/header_option.hurl --header 'test: from-cli'
+hurl tests_ok/header_option.hurl --header 'key: from-cli' --variable my_header='key: from-variable' --variable my_key=key-from-variable --variable my_value=value-from-variable

integration/hurl/tests_ok/header_option.py

@@ -5,8 +5,9 @@
 @app.route("/header-option")
 def header_option():
     assert (
-        request.headers.get("test")
-        == "from-header-syntax,from-cli,from-option-1,from-option-2"
+        request.headers.get("key")
+        == "from-header-syntax,from-cli,from-option-1,from-option-2,from-variable"
     )
-    assert request.headers.get("another-test") == "from-option"
+    assert request.headers.get("another-key") == "another-from-option"
+    assert request.headers.get("key-from-variable") == "value-from-variable"
     return ""

integration/hurl/tests_ok/header_option.sh

@@ -1,4 +1,4 @@
 #!/bin/bash
 set -Eeuo pipefail
 
-hurl tests_ok/header_option.hurl --header 'test: from-cli'
+hurl tests_ok/header_option.hurl --header 'key: from-cli' --variable my_header='key: from-variable' --variable my_key=key-from-variable --variable my_value=value-from-variable