thodg/libgit2/tests/perf/helper__perf__do_merge.c

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• Hash : d97ba7f6
  Author :
  Date : 2015-02-06T15:45:59
  

  Large merge perf test.

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• tests/perf/helper__perf__do_merge.c

• #include "clar_libgit2.h"
  #include "helper__perf__do_merge.h"
  #include "helper__perf__timer.h"
  
  static git_repository * g_repo;
  
  void perf__do_merge(const char *fixture,
  					const char *test_name,
  					const char *id_a,
  					const char *id_b)
  {
  	git_checkout_options checkout_opts = GIT_CHECKOUT_OPTIONS_INIT;
  	git_clone_options clone_opts = GIT_CLONE_OPTIONS_INIT;
  	git_merge_options merge_opts = GIT_MERGE_OPTIONS_INIT;
  	git_oid oid_a;
  	git_oid oid_b;
  	git_reference *ref_branch_a = NULL;
  	git_reference *ref_branch_b = NULL;
  	git_commit *commit_a = NULL;
  	git_commit *commit_b = NULL;
  	git_annotated_commit *annotated_commits[1] = { NULL };
  	perf_timer t_total = PERF_TIMER_INIT;
  	perf_timer t_clone = PERF_TIMER_INIT;
  	perf_timer t_checkout = PERF_TIMER_INIT;
  	perf_timer t_merge = PERF_TIMER_INIT;
  
  	perf__timer__start(&t_total);
  
  	checkout_opts.checkout_strategy = GIT_CHECKOUT_SAFE_CREATE;
  	clone_opts.checkout_opts = checkout_opts;
  	cl_git_pass(git_signature_now(&clone_opts.signature, "Me", "foo@example.com"));
  
  	perf__timer__start(&t_clone);
  	cl_git_pass(git_clone(&g_repo, fixture, test_name, &clone_opts));
  	perf__timer__stop(&t_clone);
  	
  	git_oid_fromstr(&oid_a, id_a);
  	cl_git_pass(git_commit_lookup(&commit_a, g_repo, &oid_a));
  	cl_git_pass(git_branch_create(&ref_branch_a, g_repo,
  								  "A", commit_a,
  								  0, NULL, NULL));
  
  	perf__timer__start(&t_checkout);
  	cl_git_pass(git_checkout_tree(g_repo, (git_object*)commit_a, &checkout_opts));
  	perf__timer__stop(&t_checkout);
  
  	cl_git_pass(git_repository_set_head(g_repo,
  										git_reference_name(ref_branch_a),
  										NULL, NULL));
  
  	git_oid_fromstr(&oid_b, id_b);
  	cl_git_pass(git_commit_lookup(&commit_b, g_repo, &oid_b));
  	cl_git_pass(git_branch_create(&ref_branch_b, g_repo,
  								  "B", commit_b,
  								  0, NULL, NULL));
  
  	cl_git_pass(git_annotated_commit_lookup(&annotated_commits[0], g_repo, &oid_b));
  
  	perf__timer__start(&t_merge);
  	cl_git_pass(git_merge(g_repo,
  						  (const git_annotated_commit **)annotated_commits, 1,
  						  &merge_opts, &checkout_opts));
  	perf__timer__stop(&t_merge);
  
  	git_reference_free(ref_branch_a);
  	git_reference_free(ref_branch_b);
  	git_commit_free(commit_a);
  	git_commit_free(commit_b);
  	git_annotated_commit_free(annotated_commits[0]);
  	git_repository_free(g_repo);
  
  	perf__timer__stop(&t_total);
  
  	perf__timer__report(&t_clone, "%s: clone", test_name);
  	perf__timer__report(&t_checkout, "%s: checkout", test_name);
  	perf__timer__report(&t_merge, "%s: merge", test_name);
  	perf__timer__report(&t_total, "%s: total", test_name);
  }
  

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