Adding rule type for OSPS-QA-01 (#248)

rule-types/github/repo_visibility.test.yaml

@@ -0,0 +1,47 @@
+tests:
+  - name: "Should be public"
+    def:
+      visibility: "public"
+    params: {}
+    expect: "pass"
+    entity: &test-repo
+      type: repository
+      entity:
+        owner: "coolhead"
+        name: "haze-wave"    
+    http:
+      body_file: public.json
+  - name: "Should be private"
+    def:
+      visibility: "private"
+    params: {}
+    expect: "pass"
+    entity: *test-repo    
+    http:
+      body_file: private.json
+  - name: "Should be public"
+    def:
+      visibility: "public"
+    params: {}
+    expect: "fail"
+    entity: *test-repo    
+    http:
+      body_file: private.json      
+  - name: "Not found should fail"
+    def: 
+      visibility: "public"
+    params: {}
+    expect: "fail"
+    entity: *test-repo    
+    http:
+      status: 404
+      body_file: notfound.json
+  - name: "Internal server error should fail"
+    def: {}
+    params: {}
+    expect: "fail"
+    entity: *test-repo    
+    http:
+      status: 500
+      body: |
+        { "message": "Internal server error" }

rule-types/github/repo_visibility.testdata/notfound.json

@@ -0,0 +1,5 @@
+{
+  "message": "Not Found",
+  "documentation_url": "https://docs.github.com/rest/repos/repos#get-a-repository",
+  "status": "404"
+}