Dump INFO CODE_ID containing Build ID in Linux dump_syms

I'd like to have the Build ID available for our symbol server
uploading, and this will make it easy.

Most of this change is me rewriting dump_symbols_unittest to be
typed tests so I could add a new test there.

R=mark@chromium.org
BUG=

Review URL: https://codereview.chromium.org/2052263002 .

1 files changed, 11 insertions, 0 deletions

diff --git a/src/common/module_unittest.cc b/src/common/module_unittest.cc
index 0b643271..78406e37 100644
--- a/src/common/module_unittest.cc
+++ b/src/common/module_unittest.cc
@@ -64,6 +64,7 @@ static Module::Function *generate_duplicate_function(const string &name) {
 #define MODULE_OS "os-name"
 #define MODULE_ARCH "architecture"
 #define MODULE_ID "id-string"
+#define MODULE_CODE_ID "code-id-string"
 
 TEST(Write, Header) {
   stringstream s;
@@ -74,6 +75,16 @@ TEST(Write, Header) {
                contents.c_str());
 }
 
+TEST(Write, HeaderCodeId) {
+  stringstream s;
+  Module m(MODULE_NAME, MODULE_OS, MODULE_ARCH, MODULE_ID, MODULE_CODE_ID);
+  m.Write(s, ALL_SYMBOL_DATA);
+  string contents = s.str();
+  EXPECT_STREQ("MODULE os-name architecture id-string name with spaces\n"
+               "INFO CODE_ID code-id-string\n",
+               contents.c_str());
+}
+
 TEST(Write, OneLineFunc) {
   stringstream s;
   Module m(MODULE_NAME, MODULE_OS, MODULE_ARCH, MODULE_ID);