147 lines
4.8 KiB
MQL5
147 lines
4.8 KiB
MQL5
//+------------------------------------------------------------------+
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//| TestHashSet.mq5 |
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//| Copyright 2000-2025, MetaQuotes Ltd. |
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//| https://www.mql5.com |
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//+------------------------------------------------------------------+
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#include <Generic\ArrayList.mqh>
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#include <Generic\HashSet.mqh>
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//+------------------------------------------------------------------+
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//| TestMisc_Constructor. |
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//+------------------------------------------------------------------+
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bool TestMisc_Constructor(const int count)
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{
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//--- create array
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int array[];
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ArrayResize(array,count);
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for(int i=0; i<count; i++)
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array[i]=MathRand();
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//--- create array with duplicates
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int array_duplicates[];
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ArrayResize(array_duplicates,count*2);
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for(int i=0; i<count; i++)
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array_duplicates[i]=array[i];
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for(int i=0; i<count; i++)
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array_duplicates[count+i]=array[i];
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//--- create source set
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CDefaultEqualityComparer<int>comparer();
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CHashSet<int>set_test1(array);
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CHashSet<int>set_test2(array_duplicates,GetPointer(comparer));
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//--- check
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if(set_test1.Count()!=set_test2.Count())
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return(false);
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if(GetPointer(comparer)==set_test1.Comparer())
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return(false);
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if(GetPointer(comparer)!=set_test2.Comparer())
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return(false);
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//--- successful
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return(true);
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}
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//+------------------------------------------------------------------+
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//| TestMisc_TrimExpress. |
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//+------------------------------------------------------------------+
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bool TestMisc_TrimExpress(const int count)
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{
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//--- create array
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int array[];
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ArrayResize(array,count);
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for(int i=0; i<count; i++)
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array[i]=MathRand();
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//--- create source set
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CHashSet<int>set_test();
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for(int i=0; i<count; i++)
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set_test.Add(array[i]);
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//--- copy set to array
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int expected[];
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set_test.CopyTo(expected);
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//--- trim
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set_test.TrimExcess();
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set_test.TrimExcess();
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set_test.TrimExcess();
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//--- copy set to array
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int actual[];
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set_test.CopyTo(actual);
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//--- check
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if(ArrayCompare(actual,expected)!=0)
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return(false);
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//--- get first element
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int elemnet=actual[0];
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//--- trim
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set_test.TrimExcess();
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//--- remove
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if(!set_test.Remove(elemnet))
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return(false);
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//--- trim
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set_test.TrimExcess();
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//--- check
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ArrayFree(actual);
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set_test.CopyTo(actual);
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for(int i=0; i<count-1;i++)
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if(expected[i+1]!=actual[i])
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return(false);
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//--- trim and clear
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set_test.TrimExcess();
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set_test.Clear();
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set_test.TrimExcess();
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//--- check
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if(set_test.Count()!=0)
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return(false);
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//--- add values
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for(int i=0; i<count; i++)
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set_test.Add(array[i]);
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//--- trim
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set_test.TrimExcess();
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//--- check
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if(set_test.Count()!=ArraySize(expected))
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return(false);
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//--- successful
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return(true);
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}
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//+------------------------------------------------------------------+
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//| TestMisc. |
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//+------------------------------------------------------------------+
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bool TestMisc(const string test_name)
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{
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PrintFormat("%s started",test_name);
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//--- test 1
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PrintFormat("%s: Test 1: Testing Constructor of set based on array with and without duplicates.",test_name);
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if(!TestMisc_Constructor(16))
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return(false);
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//--- test 2
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PrintFormat("%s: Test 2: Complex validation of TrimExpress method after adding, removing element and cleaning.",test_name);
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if(!TestMisc_TrimExpress(16))
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return(false);
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//--- successful
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PrintFormat("%s passed",test_name);
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return(true);
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}
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//+------------------------------------------------------------------+
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//| TestHashSet. |
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//+------------------------------------------------------------------+
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void TestHashSet(int &tests_performed,int &tests_passed)
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{
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string test_name="";
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//--- Misc functions
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tests_performed++;
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test_name="Misc functions test";
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if(TestMisc(test_name))
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tests_passed++;
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else
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PrintFormat("%s failed",test_name);
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}
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//+------------------------------------------------------------------+
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//| Script program start function |
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//+------------------------------------------------------------------+
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void OnStart()
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{
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MathSrand(0);
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string package_name="Generic";
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PrintFormat("Unit tests for Package %s\n",package_name);
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//--- initial values
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int tests_performed=0;
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int tests_passed=0;
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//--- test distributions
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TestHashSet(tests_performed,tests_passed);
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//--- print statistics
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PrintFormat("\n%d of %d passed",tests_passed,tests_performed);
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}
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//+------------------------------------------------------------------+
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