Add a compiler option for experimental inlining efforts designed for Android.

(If you're reading this CL description, please do not use this feature unless you've discussed with the Dagger team directly. It is very much experimental and not guaranteed yet.)

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=168758665

1 files changed, 32 insertions, 10 deletions

diff --git a/test_defs.bzl b/test_defs.bzl
index 4c86d3543..5bffec20f 100644
--- a/test_defs.bzl
+++ b/test_defs.bzl
@@ -12,11 +12,17 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+# Defines a set of build variants and the list of extra javacopts to build with.
+# The key will be appended to the generated test names to ensure uniqueness.
+BUILD_VARIANTS = {
+    "_ExperimentalAndroidMode": ["-Adagger.experimentalAndroidMode=enabled"]
+}
+
+# TODO(user): split into two functions for functional vs non-functional tests?
 def GenJavaTests(name, srcs, deps, test_only_deps=None, plugins=None, javacopts=None,
-                 lib_javacopts=None, test_javacopts=None):
-  _GenTests(native.java_library, native.java_test, name, srcs, deps, test_only_deps=test_only_deps,
-            plugins=plugins, javacopts=javacopts, lib_javacopts=lib_javacopts,
-            test_javacopts=test_javacopts)
+                 lib_javacopts=None, test_javacopts=None, functional=True):
+  _GenTests(native.java_library, native.java_test, name, srcs, deps, test_only_deps,
+            plugins, javacopts, lib_javacopts, test_javacopts, functional)
 
 def GenRobolectricTests(name, srcs, deps, test_only_deps=None, plugins=None, javacopts=None,
                         lib_javacopts=None, test_javacopts=None):
@@ -24,7 +30,20 @@ def GenRobolectricTests(name, srcs, deps, test_only_deps=None, plugins=None, jav
   pass
 
 def _GenTests(library_rule_type, test_rule_type, name, srcs, deps, test_only_deps=None,
-              plugins=None, javacopts=None, lib_javacopts=None, test_javacopts=None):
+              plugins=None, javacopts=None, lib_javacopts=None, test_javacopts=None,
+              functional=True):
+  _gen_tests(library_rule_type, test_rule_type, name, srcs, deps, test_only_deps,
+             plugins, javacopts, lib_javacopts, test_javacopts)
+
+  if functional:
+    for (suffix, extra_javacopts) in BUILD_VARIANTS.items():
+      _gen_tests(library_rule_type, test_rule_type, name, srcs, deps, test_only_deps,
+                 plugins, javacopts, lib_javacopts, test_javacopts, suffix, extra_javacopts)
+
+
+def _gen_tests(library_rule_type, test_rule_type, name, srcs, deps, test_only_deps,
+               plugins, javacopts, lib_javacopts, test_javacopts, suffix="",
+               extra_javacopts=None):
   test_files = []
   supporting_files = []
   for src in srcs:
@@ -36,16 +55,19 @@ def _GenTests(library_rule_type, test_rule_type, name, srcs, deps, test_only_dep
   if not test_only_deps:
     test_only_deps = []
 
+  if not extra_javacopts:
+    extra_javacopts = []
+
   test_deps = test_only_deps + deps
-  if len(supporting_files) > 0:
-    supporting_files_name = name + "_lib"
+  if supporting_files:
+    supporting_files_name = name + suffix + "_lib"
     test_deps.append(":" + supporting_files_name)
     library_rule_type(
         name = supporting_files_name,
         deps = deps,
         srcs = supporting_files,
         plugins = plugins,
-        javacopts = (javacopts or []) + (lib_javacopts or []),
+        javacopts = extra_javacopts + (javacopts or []) + (lib_javacopts or []),
         testonly = 1,
     )
 
@@ -56,10 +78,10 @@ def _GenTests(library_rule_type, test_rule_type, name, srcs, deps, test_only_dep
       prefix_path = "javatests/"
     test_class = (PACKAGE_NAME + "/" + test_name).rpartition(prefix_path)[2].replace("/",".")
     test_rule_type(
-        name = test_name,
+        name = test_name + suffix,
         deps = test_deps,
         srcs = [test_file],
         plugins = plugins,
-        javacopts = (javacopts or []) + (test_javacopts or []),
+        javacopts = extra_javacopts + (javacopts or []) + (test_javacopts or []),
         test_class = test_class,
     )