PNaCl Dynamic Linking: Tests storing dependencies from command line in PLL.

tests/pnacl_dynamic_loading/pll_symbols_test.cc

 // Copyright (c) 2015 The Native Client Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <stdint.h>
 #include <string.h>
 
 #include "native_client/src/include/nacl_assert.h"
 #include "native_client/src/untrusted/pll_loader/pll_loader.h"
 #include "native_client/src/untrusted/pll_loader/pll_root.h"
@@ skipping 153 matching lines @@
   // The bloom filter bitmask must be one less than a power of 2.
   ASSERT_EQ((pll_root->bloom_filter_maskwords_bitmask + 1) &
             pll_root->bloom_filter_maskwords_bitmask, 0);
 
   return pll_root;
 }
 
 void TestCoreFunctionality(const char *test_dso_file) {
   const PLLRoot *pll_root = LoadTranslatedPLL(test_dso_file);
 
+  // Test dependencies.
+  ASSERT_EQ(pll_root->dependencies_count, 2);
+  ASSERT_EQ(strcmp(pll_root->dependencies_list, "libfoo.so"), 0);
+  ASSERT_EQ(strcmp(pll_root->dependencies_list + strlen("libfoo.so") + 1,
+                   "libbar.so"), 0);
+
   // Test exports.
 
   DumpExportedSymbols(pll_root);
 
   ASSERT_EQ(GetExportedSym(pll_root, "does_not_exist"), NULL);
 
   int *var = (int *) GetExportedSym(pll_root, "var");
   ASSERT_NE(var, NULL);
   ASSERT_EQ(*var, 2345);
 
@@ skipping 135 matching lines @@
   if (argc != 3) {
     fprintf(stderr, "Usage: pll_symbols_test <ELF file> <ELF file>\n");
     return 1;
   }
 
   TestCoreFunctionality(argv[1]);
   TestTLS(argv[2]);
 
   return 0;
 }