Merge pull request #3 from adamyonk/check_var_interpolation

Check variable interpolation

USAGE.md

@@ -106,6 +106,9 @@ checks:
   - name: Proper body for updated username
     check: response.body.json.username
     value: "{{cache.body.username}}"
+  - name: Has fav ID
+    check: response.body.json.favs.#[id=="{{cache.body.fav_id}}"].id
+    value: "{{cache.body.fav_id}}"
 ```
  - name: Defines the name of your test.
  - url: Defines the URL to use in the test. This may make use of [variables](#variables).
@@ -142,7 +145,7 @@ Test checks are used to validate results of the test.
  - name: Defines the name of your test. Can be any string.
  - check: Defines the check to use. Can be any of the following:
    - response.code: References response HTTP status code.
-   - response.body.json: Refers the json body of the response. Anything following this prefix this will [query methods of the json](#json-query) body.
+   - response.body.json: Refers the json body of the response. Anything following this prefix will [query methods of the json](#json-query) body, and may make use of [variables](#variables).
  - value: Defines the value to use in the test. This may make use of [variables](#variables).
 
 ## Variables

manatest/checks.go

@@ -41,6 +41,7 @@ func RunChecks(checks *[]TestChecks, vars *[]ProjectGlobal, response *resty.Resp
 	for _, check := range *checks {
 
 		// Replace variables
+		check.Check = ReplaceVarsInCheck(check.Check, vars)
 		check.Value = ReplaceVarsInCheck(check.Value, vars)
 
 		// Check response code

manatest/checks_test.go

@@ -14,6 +14,7 @@ func TestValidateCheck(tst *testing.T) {
 	checks := []string{
 		"response.code",
 		"response.body.json",
+		"response.body.json.{{cache.something}}",
 	}
 	for _, check := range checks {
 		valid := ValidateCheck(&check)
@@ -26,6 +27,7 @@ func TestValidateCheck(tst *testing.T) {
 		"1323423423",
 		"FLKDKDKS@",
 		"ddddsdfsd",
+		"response.{{cache.something}}.json",
 	}
 	for _, check := range checks {
 		valid := ValidateCheck(&check)