[test determinator] Merge test determinator results under buck capture all flavours, add test

Reviewed By: skcho

Differential Revision: D18039141

fbshipit-source-id: 3faef0615

.gitignore

@@ -27,6 +27,7 @@ duplicates.txt
 *.ast.biniou
 /infer/tests/build_systems/buck_flavors_deterministic/capture_hash-*.sha
 /infer/tests/build_systems/buck_flavors_diff/src/hello.c
+/infer/tests/build_systems/buck_clang_test_determinator/diff.mod.test
 /infer/tests/build_systems/buck_export_changed_functions/diff.mod.test
 /infer/tests/build_systems/clang_compilation_db_escaped/compile_commands.json
 /infer/tests/build_systems/clang_compilation_db_relpath/compile_commands.json

Makefile

@@ -80,6 +80,7 @@ ifneq ($(BUCK),no)
 BUILD_SYSTEMS_TESTS += \
   buck_blacklist \
   buck-clang-db \
+  buck_clang_test_determinator \
   buck_flavors \
   buck_flavors_diff \
   buck_flavors_run \

infer/src/backend/mergeCapture.ml

@@ -27,9 +27,9 @@ let merge_global_tenvs infer_deps_file =
   L.progress "Merging type environments took %a@." Mtime.Span.pp (Mtime_clock.count time0)
 
 
-let merge_changed_functions_json infer_out_src =
-  let main_changed_fs_file = Config.results_dir ^/ Config.export_changed_functions_output in
-  let changed_fs_file = infer_out_src ^/ Config.export_changed_functions_output in
+let merge_json_results infer_out_src json_file_name =
+  let main_changed_fs_file = Config.results_dir ^/ json_file_name in
+  let changed_fs_file = infer_out_src ^/ json_file_name in
   let main_json = try YB.from_file main_changed_fs_file |> YBU.to_list with Sys_error _ -> [] in
   let changed_json = try YB.from_file changed_fs_file |> YBU.to_list with Sys_error _ -> [] in
   let all_fs =
@@ -42,12 +42,25 @@ let merge_changed_functions_json infer_out_src =
   YB.to_file main_changed_fs_file all_fs
 
 
-let merge_changed_functions () =
-  L.progress "Merging changed functions files...@." ;
+let merge_all_json_results merge_results results_json_str =
+  L.progress "Merging %s files...@." results_json_str ;
   let infer_deps_file = Config.(results_dir ^/ buck_infer_deps_file_name) in
-  Utils.iter_infer_deps ~project_root:Config.project_root ~f:merge_changed_functions_json
-    infer_deps_file ;
-  L.progress "Done merging changed functions files@."
+  Utils.iter_infer_deps ~project_root:Config.project_root ~f:merge_results infer_deps_file ;
+  L.progress "Done merging %s files@." results_json_str
+
+
+let merge_changed_functions () =
+  let merge_changed_functions_json infer_out_src =
+    merge_json_results infer_out_src Config.export_changed_functions_output
+  in
+  merge_all_json_results merge_changed_functions_json "changed functions"
+
+
+let merge_test_determinator_results () =
+  let merge_test_determinator_json infer_out_src =
+    merge_json_results infer_out_src Config.test_determinator_output
+  in
+  merge_all_json_results merge_test_determinator_json "test determinator result"
 
 
 let merge_captured_targets () =

infer/src/backend/mergeCapture.mli

@@ -10,3 +10,5 @@ open! IStd
 val merge_captured_targets : unit -> unit
 
 val merge_changed_functions : unit -> unit
+
+val merge_test_determinator_results : unit -> unit

infer/src/integration/Driver.ml

@@ -412,6 +412,8 @@ let analyze_and_report ?suppress_console_report ~changed_files mode =
   in
   if should_merge then (
     if Config.export_changed_functions then MergeCapture.merge_changed_functions () ;
+    if Config.test_determinator && Config.process_clang_ast then
+      MergeCapture.merge_test_determinator_results () ;
     MergeCapture.merge_captured_targets () ;
     RunState.set_merge_capture false ;
     RunState.store () ) ;

infer/tests/build_systems/buck_clang_test_determinator/.buckversion

@@ -0,0 +1 @@
+3a1d93f2ea0699f9177b11a09cfafcb02f96a902

infer/tests/build_systems/buck_clang_test_determinator/Makefile

@@ -0,0 +1,41 @@
+# Copyright (c) Facebook, Inc. and its affiliates.
+#
+# This source code is licensed under the MIT license found in the
+# LICENSE file in the root directory of this source tree.
+
+TESTS_DIR = ../..
+include $(TESTS_DIR)/base.make
+
+A_C = src/a.c
+B_C = src/b.c
+BUCK_TARGET = //src:test
+TEST_DETERMINATOR_RESULT = infer-out/test_determinator.json
+DIFF_OUTPUT = diff.mod.test
+INFER_OPTIONS = --flavors --process-clang-ast --no-linters --no-capture --test-determinator \
+	--modified-lines $(DIFF_OUTPUT) --project-root $(TESTS_DIR) --profiler-samples profiler_samples.json
+
+$(DIFF_OUTPUT):
+	$(QUIET)echo -n '$(A_C):' > diff.mod.test
+	$(QUIET)(diff -N --unchanged-line-format="U" --old-line-format="O" --new-line-format="N" \
+		$(A_C) src/mod-a.c || [ $$? = 1 ]) >> diff.mod.test
+	$(QUIET)echo >> diff.mod.test
+	$(QUIET)echo -n '$(B_C):' >> diff.mod.test
+	$(QUIET)(diff -N --unchanged-line-format="U" --old-line-format="O" --new-line-format="N" \
+		$(B_C) src/mod-b.c || [ $$? = 1 ]) >> diff.mod.test
+	$(QUIET)echo >> diff.mod.test
+
+$(TEST_DETERMINATOR_RESULT): $(DIFF_OUTPUT)
+	$(QUIET)$(call silent_on_success,Testing test-determinator for clang with set of changes,\
+		$(INFER_BIN) $(INFER_OPTIONS) -- buck build --no-cache $(BUCK_TARGET))
+
+.PHONY: test
+test: $(TEST_DETERMINATOR_RESULT)
+	$(QUIET)$(call check_no_diff,test_determinator.json.exp,$(TEST_DETERMINATOR_RESULT))
+
+.PHONY: replace
+replace: $(TEST_DETERMINATOR_RESULT)
+	$(COPY) $(TEST_DETERMINATOR_RESULT) test_determinator.json.exp
+
+.PHONY: clean
+clean:
+	$(REMOVE_DIR) *.test infer-out* buck-out*

infer/tests/build_systems/buck_clang_test_determinator/profiler_samples.json

@@ -0,0 +1,35 @@
+[
+    {
+      "field1": {},
+      "test": "label_a",
+      "field2": {},
+      "native_symbols": [
+        {
+          "name": "a_test"
+        },
+        {
+          "name": "example_function10",
+          "mangled_name" : "example_function10"
+        }
+      ],
+      "field3": {}
+    },
+    {
+      "field1": {},
+      "field2": {},
+      "field3": {},
+      "test": "label_b",
+      "field4": {},
+      "native_symbols": [
+        {
+          "name": "b_test"
+        },
+        {
+          "name": "example_function20",
+          "mangled_name" : "example_function20"
+        }
+      ],
+      "field5": {},
+      "field6": {}
+    }
+  ]

infer/tests/build_systems/buck_clang_test_determinator/src/BUCK

@@ -0,0 +1,6 @@
+cxx_library(
+  name = 'test',
+  srcs = [
+    'a.c', 'b.c',
+  ],
+)

infer/tests/build_systems/buck_clang_test_determinator/src/a.c

@@ -0,0 +1,13 @@
+/*
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#include <stdlib.h>
+
+void a_test() {
+  int* s = NULL;
+  *s = 42;
+}

infer/tests/build_systems/buck_clang_test_determinator/src/b.c

@@ -0,0 +1,12 @@
+/*
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+#include <stdlib.h>
+
+void b_test() {
+  int* s = NULL;
+  *s = 42;
+}

infer/tests/build_systems/buck_clang_test_determinator/src/mod-a.c

@@ -0,0 +1,14 @@
+/*
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#include <stdlib.h>
+
+/* comment */
+void a_test() {
+  int* s = NULL;
+  *s = 42 + 1;
+}

infer/tests/build_systems/buck_clang_test_determinator/src/mod-b.c

@@ -0,0 +1,12 @@
+/*
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+#include <stdlib.h>
+
+void b_test() {
+  int* s = NULL;
+  *s = 42 + 3;
+}

infer/tests/build_systems/buck_clang_test_determinator/test_determinator.json.exp

@@ -0,0 +1 @@
+["label_a","label_b"]