From 12732277d3a9b6c82edb4370380283a6468d36c8 Mon Sep 17 00:00:00 2001
From: Philippe PITTOLI <karchnu@karchnu.fr>
Date: Sun, 12 May 2024 14:34:38 +0200
Subject: [PATCH] Benchmarks: provide reports to simplify the code for
 statistical analysis.

---
 spec/benchmark-cars.cr | 27 ++++++++++++++++++++++-----
 1 file changed, 22 insertions(+), 5 deletions(-)

diff --git a/spec/benchmark-cars.cr b/spec/benchmark-cars.cr
index bb1f535..42c042a 100644
--- a/spec/benchmark-cars.cr
+++ b/spec/benchmark-cars.cr
@@ -29,6 +29,18 @@ class Context
 	class_property incr        = 1_000
 end
 
+# To simplify the creation of graphs, it's better to have fake data for
+# partitions and tags that won't be actually covered.
+# 0 means the absence of data.
+def fake_report(name)
+	durations = Array(Int32).new Context.nb_run, 0
+	File.open("#{Context.report_dir}/#{name}.raw", "w") do |file|
+		durations.each do |d|
+			file.puts d
+		end
+	end
+	puts "#{name}: no report"
+end
 def report(storage, name, &block)
 	durations = run_n_times Context.nb_run, &block
 	File.open("#{Context.report_dir}/#{name}.raw", "w") do |file|
@@ -98,11 +110,16 @@ def batch()
 		report(storage, "#{name}_#{current_db_size}_index") do
 			corvet = search_name.get name_to_search
 		end
-		report(storage, "#{name}_#{current_db_size}_partitions") do
-			corvet = search_color.get? color_to_search
-		end
-		report(storage, "#{name}_#{current_db_size}_tags") do
-			corvet = search_keywords.get? keyword_to_search
+		if current_db_size <= Context.max_indexes
+			report(storage, "#{name}_#{current_db_size}_partitions") do
+				corvet = search_color.get? color_to_search
+			end
+			report(storage, "#{name}_#{current_db_size}_tags") do
+				corvet = search_keywords.get? keyword_to_search
+			end
+		else
+			fake_report("#{name}_#{current_db_size}_partitions")
+			fake_report("#{name}_#{current_db_size}_tags")
 		end
 	}