From 82558baaf6fa6155c7831acbee589cd310ba53bb Mon Sep 17 00:00:00 2001
From: Matt Clay <matt@mystile.com>
Date: Mon, 10 Jul 2017 15:41:32 -0700
Subject: [PATCH] Add role dependencies to change classification.

---
 test/runner/lib/classification.py | 18 ++++++++++++++
 test/runner/lib/target.py         | 39 ++++++++++++++++++++++++++++++-
 2 files changed, 56 insertions(+), 1 deletion(-)

diff --git a/test/runner/lib/classification.py b/test/runner/lib/classification.py
index f94ce79eb4d..5cc72b0c23e 100644
--- a/test/runner/lib/classification.py
+++ b/test/runner/lib/classification.py
@@ -12,6 +12,7 @@ from lib.target import (
     walk_compile_targets,
     walk_sanity_targets,
     load_integration_prefixes,
+    analyze_integration_target_dependencies,
 )
 
 from lib.util import (
@@ -125,6 +126,7 @@ class PathMapper(object):
                                                   if 'network/' in t.aliases for m in t.modules)
 
         self.prefixes = load_integration_prefixes()
+        self.integration_dependencies = analyze_integration_target_dependencies(self.integration_targets)
 
         self.python_module_utils_imports = {}  # populated on first use to reduce overhead when not needed
 
@@ -139,6 +141,9 @@ class PathMapper(object):
             if ext == '.py':
                 return self.get_python_module_utils_usage(path)
 
+        if path.startswith('test/integration/targets/'):
+            return self.get_integration_target_usage(path)
+
         return []
 
     def get_python_module_utils_usage(self, path):
@@ -163,6 +168,16 @@ class PathMapper(object):
 
         return sorted(self.python_module_utils_imports[name])
 
+    def get_integration_target_usage(self, path):
+        """
+        :type path: str
+        :rtype: list[str]
+        """
+        target_name = path.split('/')[3]
+        dependents = [os.path.join('test/integration/targets/%s/' % target) for target in sorted(self.integration_dependencies.get(target_name, set()))]
+
+        return dependents
+
     def classify(self, path):
         """
         :type path: str
@@ -339,6 +354,9 @@ class PathMapper(object):
             target = self.integration_targets_by_name[path.split('/')[3]]
 
             if 'hidden/' in target.aliases:
+                if target.type == 'role':
+                    return minimal  # already expanded using get_dependent_paths
+
                 return {
                     'integration': 'all',
                     'windows-integration': 'all',
diff --git a/test/runner/lib/target.py b/test/runner/lib/target.py
index b1a86ac3ddd..b3875ae03fb 100644
--- a/test/runner/lib/target.py
+++ b/test/runner/lib/target.py
@@ -310,6 +310,43 @@ def walk_test_targets(path=None, module_path=None, extensions=None, prefix=None)
             yield TestTarget(os.path.join(root, file_name), module_path, prefix, path)
 
 
+def analyze_integration_target_dependencies(integration_targets):
+    """
+    :type: list[IntegrationTarget]
+    :rtype: dict[str,set[str]]
+    """
+    hidden_role_target_names = set(t.name for t in integration_targets if t.type == 'role' and 'hidden/' in t.aliases)
+    normal_role_targets = [t for t in integration_targets if t.type == 'role' and 'hidden/' not in t.aliases]
+    dependencies = dict((target_name, set()) for target_name in hidden_role_target_names)
+
+    # intentionally primitive analysis of role meta to avoid a dependency on pyyaml
+    for role_target in normal_role_targets:
+        meta_dir = os.path.join(role_target.path, 'meta')
+
+        if not os.path.isdir(meta_dir):
+            continue
+
+        meta_paths = sorted([os.path.join(meta_dir, name) for name in os.listdir(meta_dir)])
+
+        for meta_path in meta_paths:
+            if os.path.exists(meta_path):
+                with open(meta_path, 'r') as meta_fd:
+                    meta_lines = meta_fd.read().splitlines()
+
+                for meta_line in meta_lines:
+                    if re.search(r'^ *#.*$', meta_line):
+                        continue
+
+                    if not meta_line.strip():
+                        continue
+
+                    for hidden_target_name in hidden_role_target_names:
+                        if hidden_target_name in meta_line:
+                            dependencies[hidden_target_name].add(role_target.name)
+
+    return dependencies
+
+
 class CompletionTarget(object):
     """Command-line argument completion target base class."""
     __metaclass__ = abc.ABCMeta
@@ -435,7 +472,7 @@ class IntegrationTarget(CompletionTarget):
             self.script_path = os.path.join(path, runme_files[0])
         elif test_files:
             self.type = 'special'
-        elif os.path.isdir(os.path.join(path, 'tasks')):
+        elif os.path.isdir(os.path.join(path, 'tasks')) or os.path.isdir(os.path.join(path, 'defaults')):
             self.type = 'role'
         else:
             self.type = 'unknown'