4 files changed, 74 insertions, 0 deletions
diff --git a/core/fpdfapi/edit/BUILD.gn b/core/fpdfapi/edit/BUILD.gn
index de1a404c87..6c88522590 100644
--- a/core/fpdfapi/edit/BUILD.gn
+++ b/core/fpdfapi/edit/BUILD.gn
@@ -4,6 +4,7 @@
 
 import("//build/config/jumbo.gni")
 import("../../../pdfium.gni")
+import("../../../testing/test.gni")
 
 jumbo_source_set("edit") {
   sources = [
@@ -31,3 +32,17 @@ jumbo_source_set("edit") {
   allow_circular_includes_from = [ "../parser" ]
   visibility = [ "../../../*" ]
 }
+
+pdfium_unittest_source_set("unittests") {
+  sources = [
+    "cpdf_pagecontentgenerator_unittest.cpp",
+  ]
+  deps = [
+    ":edit",
+    "../",
+    "../font",
+    "../page",
+    "../parser",
+  ]
+  pdfium_root_dir = "../../../"
+}
diff --git a/core/fpdfapi/font/BUILD.gn b/core/fpdfapi/font/BUILD.gn
index a8f8619124..a6f9705ada 100644
--- a/core/fpdfapi/font/BUILD.gn
+++ b/core/fpdfapi/font/BUILD.gn
@@ -4,6 +4,7 @@
 
 import("//build/config/jumbo.gni")
 import("../../../pdfium.gni")
+import("../../../testing/test.gni")
 
 jumbo_source_set("font") {
   sources = [
@@ -54,3 +55,14 @@ jumbo_source_set("font") {
   ]
   visibility = [ "../../../*" ]
 }
+
+pdfium_unittest_source_set("unittests") {
+  sources = [
+    "cpdf_cmapparser_unittest.cpp",
+    "cpdf_tounicodemap_unittest.cpp",
+  ]
+  deps = [
+    ":font",
+  ]
+  pdfium_root_dir = "../../../"
+}
diff --git a/core/fpdfapi/page/BUILD.gn b/core/fpdfapi/page/BUILD.gn
index 5df39f2068..9c57fce67a 100644
--- a/core/fpdfapi/page/BUILD.gn
+++ b/core/fpdfapi/page/BUILD.gn
@@ -4,6 +4,7 @@
 
 import("//build/config/jumbo.gni")
 import("../../../pdfium.gni")
+import("../../../testing/test.gni")
 
 jumbo_source_set("page") {
   sources = [
@@ -111,3 +112,17 @@ jumbo_source_set("page") {
   }
   visibility = [ "../../../*" ]
 }
+
+pdfium_unittest_source_set("unittests") {
+  sources = [
+    "cpdf_devicecs_unittest.cpp",
+    "cpdf_pageobjectholder_unittest.cpp",
+    "cpdf_psengine_unittest.cpp",
+    "cpdf_streamcontentparser_unittest.cpp",
+    "cpdf_streamparser_unittest.cpp",
+  ]
+  deps = [
+    ":page",
+  ]
+  pdfium_root_dir = "../../../"
+}
diff --git a/core/fpdfapi/parser/BUILD.gn b/core/fpdfapi/parser/BUILD.gn
index 64306dff1d..52de29dfc9 100644
--- a/core/fpdfapi/parser/BUILD.gn
+++ b/core/fpdfapi/parser/BUILD.gn
@@ -4,6 +4,7 @@
 
 import("//build/config/jumbo.gni")
 import("../../../pdfium.gni")
+import("../../../testing/test.gni")
 
 jumbo_source_set("parser") {
   sources = [
@@ -83,3 +84,34 @@ jumbo_source_set("parser") {
   ]
   visibility = [ "../../../*" ]
 }
+
+pdfium_unittest_source_set("unittests") {
+  sources = [
+    "cpdf_array_unittest.cpp",
+    "cpdf_cross_ref_avail_unittest.cpp",
+    "cpdf_document_unittest.cpp",
+    "cpdf_hint_tables_unittest.cpp",
+    "cpdf_indirect_object_holder_unittest.cpp",
+    "cpdf_object_avail_unittest.cpp",
+    "cpdf_object_unittest.cpp",
+    "cpdf_object_walker_unittest.cpp",
+    "cpdf_page_object_avail_unittest.cpp",
+    "cpdf_parser_unittest.cpp",
+    "cpdf_read_validator_unittest.cpp",
+    "cpdf_simple_parser_unittest.cpp",
+    "cpdf_stream_acc_unittest.cpp",
+    "cpdf_syntax_parser_unittest.cpp",
+    "fpdf_parser_decode_unittest.cpp",
+    "fpdf_parser_utility_unittest.cpp",
+  ]
+  deps = [
+    ":parser",
+    "../",
+  ]
+  pdfium_root_dir = "../../../"
+
+  if (is_clang) {
+    # Suppress no override warning for overridden functions.
+    cflags = [ "-Wno-inconsistent-missing-override" ]
+  }
+}