canonical benchmark

Author: scivision

+stdlib/canonical.m

@@ -12,18 +12,20 @@
 %%% Outputs
 % * c: canonical path, if determined
 
-function c = canonical(p, strict)
+function [c, b] = canonical(p, strict)
 arguments
   p string
   strict (1,1) logical = false
 end
 
 try
   c = stdlib.native.canonical(p, strict);
+  b = 'native';
 catch e
   switch e.identifier
     case {'MATLAB:UndefinedFunction', 'MATLAB:undefinedVarOrClass'}
       c = stdlib.legacy.canonical(p, strict);
+      b = 'legacy';
     otherwise
       rethrow(e)
   end

example/BenchmarkCanonical.m

@@ -0,0 +1,37 @@
+classdef (SharedTestFixtures={ matlab.unittest.fixtures.PathFixture("..")}) ...
+    BenchmarkCanonical < matlab.perftest.TestCase
+
+properties
+exist = '.'
+not_exist = tempname()
+end
+
+properties(TestParameter)
+fun = {@stdlib.native.canonical, @stdlib.legacy.canonical}
+end
+
+
+methods (Test)
+
+function bench_exist(tc, fun)
+tc.startMeasuring()
+o = fun(tc.exist, true);
+tc.stopMeasuring()
+
+tc.verifyClass(o, 'string')
+tc.verifyGreaterThan(strlength(o), 0)
+end
+
+
+function bench_not_exist(tc, fun)
+tc.startMeasuring()
+o = fun(tc.not_exist, true);
+tc.stopMeasuring()
+
+tc.verifyClass(o, 'string')
+tc.verifyEqual(strlength(o), 0)
+end
+
+end
+
+end

example/BenchmarkCanonicalRun.m

@@ -0,0 +1,20 @@
+function [r, s] =  BenchmarkCanonicalRun()
+tname = "BenchmarkCanonical";
+
+%% Exist
+r.same = run_bench(tname + "/bench_exist");
+s.exist = sampleSummary(r.same);
+disp(sortrows(s.exist, "Median"))
+%% Not Exist
+r.not = run_bench(tname + "/bench_not_exist");
+s.not = sampleSummary(r.not);
+disp(sortrows(s.not, "Median"))
+
+end
+
+
+function result = run_bench(name)
+suite = testsuite(name);
+exp = matlab.perftest.TimeExperiment.limitingSamplingError(MaxSamples=150, RelativeMarginOfError=0.05);
+result = exp.run(suite);
+end

example/bench_absolute.m

@@ -5,8 +5,8 @@
 
 %f = "abc";
 
-fno = @() stdlib.absolute(f, false);
+fno = @() stdlib.absolute(f);
 
 t_no = timeit(fno);
 
-disp("No Java: " + t_no + " s")
+disp(t_no + " s")

example/bench_canonical.m

@@ -5,4 +5,4 @@
 
 t_no = timeit(fno);
 
-disp("No Java: " + t_no + " s")
+disp(t_no + " s")

example/bench_exists.m

@@ -4,4 +4,4 @@
 
 t_no = timeit(fno);
 
-disp("No Java: " + t_no + " s")
+disp(t_no + " s")