From 3a357c0fe31f26e9a5d36280ab4f9469a958c97a Mon Sep 17 00:00:00 2001
From: Mike Grima <mgrima@netflix.com>
Date: Thu, 26 Feb 2015 16:08:54 -0800
Subject: [PATCH] Added in test for the boto IAM method:
 list_instance_profiles_for_role()

---
 moto/core/responses.py     |  5 ++++-
 moto/iam/models.py         | 10 ++++++++++
 moto/iam/responses.py      | 40 +++++++++++++++++++++++++++++++++++++-
 tests/test_iam/test_iam.py | 28 ++++++++++++++++++++++++++
 4 files changed, 81 insertions(+), 2 deletions(-)

diff --git a/moto/core/responses.py b/moto/core/responses.py
index a99ac78c8..5558e9a02 100644
--- a/moto/core/responses.py
+++ b/moto/core/responses.py
@@ -137,7 +137,10 @@ class BaseResponse(_TemplateEnvironmentMixin):
         if action in method_names:
             method = getattr(self, action)
             try:
-                response = method()
+                if action != 'list_instance_profiles_for_role':
+                    response = method()
+                else:
+                    response = method(role_name=self.querystring['RoleName'][0])
             except HTTPException as http_error:
                 response = http_error.description, dict(status=http_error.code)
             if isinstance(response, six.string_types):
diff --git a/moto/iam/models.py b/moto/iam/models.py
index 5468e0805..388984f51 100644
--- a/moto/iam/models.py
+++ b/moto/iam/models.py
@@ -291,6 +291,16 @@ class IAMBackend(BaseBackend):
     def get_instance_profiles(self):
         return self.instance_profiles.values()
 
+    def get_instance_profiles_for_role(self, role_name):
+        found_profiles = []
+
+        for profile in self.get_instance_profiles():
+            if len(profile.roles) > 0:
+                if profile.roles[0].name == role_name:
+                    found_profiles.append(profile)
+
+        return found_profiles
+
     def add_role_to_instance_profile(self, profile_name, role_name):
         profile = self.get_instance_profile(profile_name)
         role = self.get_role(role_name)
diff --git a/moto/iam/responses.py b/moto/iam/responses.py
index 78030f288..e1722162b 100644
--- a/moto/iam/responses.py
+++ b/moto/iam/responses.py
@@ -87,6 +87,12 @@ class IamResponse(BaseResponse):
         template = self.response_template(LIST_INSTANCE_PROFILES_TEMPLATE)
         return template.render(instance_profiles=profiles)
 
+    def list_instance_profiles_for_role(self, role_name=None):
+        profiles = iam_backend.get_instance_profiles_for_role(role_name=role_name)
+
+        template = self.response_template(LIST_INSTANCE_PROFILES_FOR_ROLE_TEMPLATE)
+        return template.render(instance_profiles=profiles)
+
     def upload_server_certificate(self):
         cert_name = self._get_param('ServerCertificateName')
         cert_body = self._get_param('CertificateBody')
@@ -601,4 +607,36 @@ CREDENTIAL_REPORT = """<GetCredentialReportResponse>
     <ResponseMetadata>
         <RequestId>fa788a82-aa8a-11e4-a278-1786c418872b"</RequestId>
     </ResponseMetadata>
-</GetCredentialReportResponse>"""
\ No newline at end of file
+</GetCredentialReportResponse>"""
+
+LIST_INSTANCE_PROFILES_FOR_ROLE_TEMPLATE = """<ListInstanceProfilesForRoleResponse>
+<ListInstanceProfilesForRoleResult>
+  <IsTruncated>false</IsTruncated>
+  <InstanceProfiles>
+    {% for profile in instance_profiles %}
+    <member>
+    <Id>{{ profile.id }}</Id>
+      <Roles>
+        {% for role in profile.roles %}
+        <member>
+          <Path>{{ role.path }}</Path>
+          <Arn>arn:aws:iam::123456789012:role{{ role.path }}S3Access</Arn>
+          <RoleName>{{ role.name }}</RoleName>
+          <AssumeRolePolicyDocument>{{ role.assume_policy_document }}</AssumeRolePolicyDocument>
+          <CreateDate>2012-05-09T15:45:35Z</CreateDate>
+          <RoleId>{{ role.id }}</RoleId>
+        </member>
+        {% endfor %}
+      </Roles>
+      <InstanceProfileName>{{ profile.name }}</InstanceProfileName>
+      <Path>{{ profile.path }}</Path>
+      <Arn>arn:aws:iam::123456789012:instance-profile{{ profile.path }}Webserver</Arn>
+      <CreateDate>2012-05-09T16:27:11Z</CreateDate>
+    </member>
+    {% endfor %}
+  </InstanceProfiles>
+</ListInstanceProfilesForRoleResult>
+<ResponseMetadata>
+  <RequestId>6a8c3992-99f4-11e1-a4c3-27EXAMPLE804</RequestId>
+</ResponseMetadata>
+</ListInstanceProfilesForRoleResponse>"""
\ No newline at end of file
diff --git a/tests/test_iam/test_iam.py b/tests/test_iam/test_iam.py
index 454703fec..ee77297b0 100644
--- a/tests/test_iam/test_iam.py
+++ b/tests/test_iam/test_iam.py
@@ -62,6 +62,34 @@ def test_create_role_and_instance_profile():
     conn.list_roles().roles[0].role_name.should.equal('my-role')
     conn.list_instance_profiles().instance_profiles[0].instance_profile_name.should.equal("my-profile")
 
+@mock_iam()
+def test_list_instance_profiles_for_role():
+    conn = boto.connect_iam()
+
+    conn.create_role(role_name="my-role", assume_role_policy_document="some policy", path="my-path")
+    conn.create_role(role_name="my-role2", assume_role_policy_document="some policy2", path="my-path2")
+
+    profile_name_list = ['my-profile', 'my-profile2']
+    profile_path_list = ['my-path', 'my-path2']
+    for profile_count in range(0,2):
+        conn.create_instance_profile(profile_name_list[profile_count], path=profile_path_list[profile_count])
+
+    for profile_count in range(0,2):
+        conn.add_role_to_instance_profile(profile_name_list[profile_count], "my-role")
+
+    profile_dump = conn.list_instance_profiles_for_role(role_name="my-role")
+    profile_list = profile_dump['list_instance_profiles_for_role_response']['list_instance_profiles_for_role_result']['instance_profiles']
+    for profile_count in range(0,len(profile_list)):
+        profile_name_list.remove(profile_list[profile_count]["instance_profile_name"])
+        profile_path_list.remove(profile_list[profile_count]["path"])
+        profile_list[profile_count]["roles"]["member"]["role_name"].should.equal("my-role")
+
+    len(profile_name_list).should.equal(0)
+    len(profile_path_list).should.equal(0)
+
+    profile_dump2 = conn.list_instance_profiles_for_role(role_name="my-role2")
+    profile_list = profile_dump2['list_instance_profiles_for_role_response']['list_instance_profiles_for_role_result']['instance_profiles']
+    len(profile_list).should.equal(0)
 
 @mock_iam()
 def test_list_role_policies():