diff --git a/.github/workflows/test-exchange-account.yml b/.github/workflows/test-exchange-account.yml
index e744eb477..f1251beb4 100644
--- a/.github/workflows/test-exchange-account.yml
+++ b/.github/workflows/test-exchange-account.yml
@@ -3,7 +3,7 @@ name: Test Exchange/Account
 
 env:
   TEST_PATH: Exchange/Account/tests
-  TEST_SKIP: ${{ secrets.MT5_LOGIN || false }}
+  TEST_SKIP: ${{ secrets.MT5_LOGIN == '' }}
 
 # yamllint disable-line rule:truthy
 on:
@@ -48,7 +48,7 @@ jobs:
           name: files-ex${{ matrix.version }}
       - name: List compiled files
         run: find . -name '*.ex?' -type f -print
-      - if: ${{ env.TEST_SKIP != true }}
+      - if: ${{ env.TEST_SKIP != true && env.TEST_SKIP != 'true' }}
         name: Run ${{ matrix.test }}
         uses: fx31337/mql-tester-action@master
         with:
diff --git a/.github/workflows/test-exchange-symbolinfo.yml b/.github/workflows/test-exchange-symbolinfo.yml
index abff9c520..62837373b 100644
--- a/.github/workflows/test-exchange-symbolinfo.yml
+++ b/.github/workflows/test-exchange-symbolinfo.yml
@@ -3,7 +3,7 @@ name: Test Exchange/SymbolInfo
 
 env:
   TEST_PATH: Exchange/SymbolInfo/tests
-  TEST_SKIP: ${{ secrets.MT5_LOGIN || false }}
+  TEST_SKIP: ${{ secrets.MT5_LOGIN == '' }}
 
 # yamllint disable-line rule:truthy
 on:
@@ -46,7 +46,7 @@ jobs:
           name: files-ex${{ matrix.version }}
       - name: List compiled files
         run: find . -name '*.ex?' -type f -print
-      - if: ${{ env.TEST_SKIP != true }}
+      - if: ${{ env.TEST_SKIP != true && env.TEST_SKIP != 'true' }}
         name: Run ${{ matrix.test }}
         uses: fx31337/mql-tester-action@master
         with:
diff --git a/.github/workflows/test-exchange.yml b/.github/workflows/test-exchange.yml
index 687f9f64e..2132f709c 100644
--- a/.github/workflows/test-exchange.yml
+++ b/.github/workflows/test-exchange.yml
@@ -3,7 +3,7 @@ name: Test Exchange
 
 env:
   TEST_PATH: Exchange/tests
-  TEST_SKIP: ${{ secrets.MT5_LOGIN || false }}
+  TEST_SKIP: ${{ secrets.MT5_LOGIN == '' }}
 
 # yamllint disable-line rule:truthy
 on:
@@ -48,7 +48,7 @@ jobs:
           name: files-ex${{ matrix.version }}
       - name: List compiled files
         run: find . -name '*.ex?' -type f -print
-      - if: ${{ env.TEST_SKIP != true }}
+      - if: ${{ env.TEST_SKIP != true && env.TEST_SKIP != 'true' }}
         name: Run ${{ matrix.test }}
         uses: fx31337/mql-tester-action@master
         with:
diff --git a/.github/workflows/test-indicator.yml b/.github/workflows/test-indicator.yml
index b63474d19..bbd27be22 100644
--- a/.github/workflows/test-indicator.yml
+++ b/.github/workflows/test-indicator.yml
@@ -3,7 +3,7 @@ name: Test Indicator
 
 env:
   TEST_PATH: Indicator/tests
-  TEST_SKIP: ${{ secrets.MT5_LOGIN || false }}
+  TEST_SKIP: ${{ secrets.MT5_LOGIN == '' }}
 
 # yamllint disable-line rule:truthy
 on:
@@ -54,7 +54,7 @@ jobs:
           name: files-ex${{ matrix.version }}
       - name: List compiled files
         run: find . -name '*.ex?' -type f -print
-      - if: ${{ env.TEST_SKIP != true }}
+      - if: ${{ env.TEST_SKIP != true && env.TEST_SKIP != 'true' }}
         name: Run ${{ matrix.test }}
         uses: fx31337/mql-tester-action@master
         with:
diff --git a/.github/workflows/test-indicators-bitwise.yml b/.github/workflows/test-indicators-bitwise.yml
index 0c5120453..dc387d6b3 100644
--- a/.github/workflows/test-indicators-bitwise.yml
+++ b/.github/workflows/test-indicators-bitwise.yml
@@ -3,7 +3,7 @@ name: Test Indicators (Bitwise)
 
 env:
   TEST_PATH: Indicators/Bitwise/tests
-  TEST_SKIP: ${{ secrets.MT5_LOGIN || false }}
+  TEST_SKIP: ${{ secrets.MT5_LOGIN == '' }}
 
 # yamllint disable-line rule:truthy
 on:
@@ -49,7 +49,7 @@ jobs:
           name: files-ex${{ matrix.version }}
       - name: List compiled files
         run: find . -name '*.ex?' -type f -print
-      - if: ${{ env.TEST_SKIP != true }}
+      - if: ${{ env.TEST_SKIP != true && env.TEST_SKIP != 'true' }}
         name: Run ${{ matrix.test }}
         uses: fx31337/mql-tester-action@master
         with:
diff --git a/.github/workflows/test-indicators-ohlc.yml b/.github/workflows/test-indicators-ohlc.yml
index e4d460531..7c1845d93 100644
--- a/.github/workflows/test-indicators-ohlc.yml
+++ b/.github/workflows/test-indicators-ohlc.yml
@@ -3,7 +3,7 @@ name: Test Indicators (OHLC)
 
 env:
   TEST_PATH: Indicators/OHLC/tests
-  TEST_SKIP: ${{ secrets.MT5_LOGIN || false }}
+  TEST_SKIP: ${{ secrets.MT5_LOGIN == '' }}
 
 # yamllint disable-line rule:truthy
 on:
@@ -48,7 +48,7 @@ jobs:
           name: files-ex${{ matrix.version }}
       - name: List compiled files
         run: find . -name '*.ex?' -type f -print
-      - if: ${{ env.TEST_SKIP != true }}
+      - if: ${{ env.TEST_SKIP != true && env.TEST_SKIP != 'true' }}
         name: Run ${{ matrix.test }}
         uses: fx31337/mql-tester-action@master
         with:
diff --git a/.github/workflows/test-indicators-oscillator.yml b/.github/workflows/test-indicators-oscillator.yml
index 00cebf5a4..94123f76a 100644
--- a/.github/workflows/test-indicators-oscillator.yml
+++ b/.github/workflows/test-indicators-oscillator.yml
@@ -3,7 +3,7 @@ name: Test Indicators (Oscillator)
 
 env:
   TEST_PATH: Indicators/Oscillator/tests
-  TEST_SKIP: ${{ secrets.MT5_LOGIN || false }}
+  TEST_SKIP: ${{ secrets.MT5_LOGIN == '' }}
 
 # yamllint disable-line rule:truthy
 on:
@@ -51,7 +51,7 @@ jobs:
           name: files-ex${{ matrix.version }}
       - name: List compiled files
         run: find . -name '*.ex?' -type f -print
-      - if: ${{ env.TEST_SKIP != true }}
+      - if: ${{ env.TEST_SKIP != true && env.TEST_SKIP != 'true' }}
         name: Run ${{ matrix.test }}
         uses: fx31337/mql-tester-action@master
         with:
diff --git a/.github/workflows/test-indicators-price.yml b/.github/workflows/test-indicators-price.yml
index 7b1f10c9a..1e3e54a50 100644
--- a/.github/workflows/test-indicators-price.yml
+++ b/.github/workflows/test-indicators-price.yml
@@ -3,7 +3,7 @@ name: Test Indicators (Price)
 
 env:
   TEST_PATH: Indicators/Price/tests
-  TEST_SKIP: ${{ secrets.MT5_LOGIN || false }}
+  TEST_SKIP: ${{ secrets.MT5_LOGIN == '' }}
 
 # yamllint disable-line rule:truthy
 on:
@@ -50,7 +50,7 @@ jobs:
           name: files-ex${{ matrix.version }}
       - name: List compiled files
         run: find . -name '*.ex?' -type f -print
-      - if: ${{ env.TEST_SKIP != true }}
+      - if: ${{ env.TEST_SKIP != true && env.TEST_SKIP != 'true' }}
         name: Run ${{ matrix.test }}
         uses: fx31337/mql-tester-action@master
         with:
diff --git a/.github/workflows/test-indicators-pricemulti.yml b/.github/workflows/test-indicators-pricemulti.yml
index 6fc3ba07d..6e1e3bea0 100644
--- a/.github/workflows/test-indicators-pricemulti.yml
+++ b/.github/workflows/test-indicators-pricemulti.yml
@@ -3,7 +3,7 @@ name: Test Indicators (PriceMulti)
 
 env:
   TEST_PATH: Indicators/PriceMulti/tests
-  TEST_SKIP: ${{ secrets.MT5_LOGIN || false }}
+  TEST_SKIP: ${{ secrets.MT5_LOGIN == '' }}
 
 # yamllint disable-line rule:truthy
 on:
@@ -48,7 +48,7 @@ jobs:
           name: files-ex${{ matrix.version }}
       - name: List compiled files
         run: find . -name '*.ex?' -type f -print
-      - if: ${{ env.TEST_SKIP != true }}
+      - if: ${{ env.TEST_SKIP != true && env.TEST_SKIP != 'true' }}
         name: Run ${{ matrix.test }}
         uses: fx31337/mql-tester-action@master
         with:
diff --git a/.github/workflows/test-indicators-pricerange.yml b/.github/workflows/test-indicators-pricerange.yml
index 9eb06538e..2dde68202 100644
--- a/.github/workflows/test-indicators-pricerange.yml
+++ b/.github/workflows/test-indicators-pricerange.yml
@@ -3,7 +3,7 @@ name: Test Indicators (PriceRange)
 
 env:
   TEST_PATH: Indicators/PriceRange/tests
-  TEST_SKIP: ${{ secrets.MT5_LOGIN || false }}
+  TEST_SKIP: ${{ secrets.MT5_LOGIN == '' }}
 
 # yamllint disable-line rule:truthy
 on:
@@ -51,7 +51,7 @@ jobs:
           name: files-ex${{ matrix.version }}
       - name: List compiled files
         run: find . -name '*.ex?' -type f -print
-      - if: ${{ env.TEST_SKIP != true }}
+      - if: ${{ env.TEST_SKIP != true && env.TEST_SKIP != 'true' }}
         name: Run ${{ matrix.test }}
         uses: fx31337/mql-tester-action@master
         with:
diff --git a/.github/workflows/test-indicators-special.yml b/.github/workflows/test-indicators-special.yml
index 343f0a0dd..149a1de30 100644
--- a/.github/workflows/test-indicators-special.yml
+++ b/.github/workflows/test-indicators-special.yml
@@ -3,7 +3,7 @@ name: Test Indicators (Special)
 
 env:
   TEST_PATH: Indicators/Special/tests
-  TEST_SKIP: ${{ secrets.MT5_LOGIN || false }}
+  TEST_SKIP: ${{ secrets.MT5_LOGIN == '' }}
 
 # yamllint disable-line rule:truthy
 on:
@@ -49,7 +49,7 @@ jobs:
           name: files-ex${{ matrix.version }}
       - name: List compiled files
         run: find . -name '*.ex?' -type f -print
-      - if: ${{ env.TEST_SKIP != true }}
+      - if: ${{ env.TEST_SKIP != true && env.TEST_SKIP != 'true' }}
         name: Run ${{ matrix.test }}
         uses: fx31337/mql-tester-action@master
         with:
diff --git a/.github/workflows/test-indicators-tick.yml b/.github/workflows/test-indicators-tick.yml
index 0f6a73fc7..2aa8d9725 100644
--- a/.github/workflows/test-indicators-tick.yml
+++ b/.github/workflows/test-indicators-tick.yml
@@ -3,7 +3,7 @@ name: Test Indicators (Tick)
 
 env:
   TEST_PATH: Indicators/Tick/tests
-  TEST_SKIP: ${{ secrets.MT5_LOGIN || false }}
+  TEST_SKIP: ${{ secrets.MT5_LOGIN == '' }}
 
 # yamllint disable-line rule:truthy
 on:
@@ -48,7 +48,7 @@ jobs:
           name: files-ex${{ matrix.version }}
       - name: List compiled files
         run: find . -name '*.ex?' -type f -print
-      - if: ${{ env.TEST_SKIP != true }}
+      - if: ${{ env.TEST_SKIP != true && env.TEST_SKIP != 'true' }}
         name: Run ${{ matrix.test }}
         uses: fx31337/mql-tester-action@master
         with:
diff --git a/.github/workflows/test-indicators.yml b/.github/workflows/test-indicators.yml
index 197e194ee..fe9c796de 100644
--- a/.github/workflows/test-indicators.yml
+++ b/.github/workflows/test-indicators.yml
@@ -3,7 +3,7 @@ name: Test Indicators
 
 env:
   TEST_PATH: Indicators/tests
-  TEST_SKIP: ${{ secrets.MT5_LOGIN || false }}
+  TEST_SKIP: ${{ secrets.MT5_LOGIN == '' }}
 
 # yamllint disable-line rule:truthy
 on:
@@ -98,7 +98,7 @@ jobs:
           name: files-ex${{ matrix.version }}
       - name: List compiled files
         run: find . -name '*.ex?' -type f -print
-      - if: ${{ env.TEST_SKIP != true }}
+      - if: ${{ env.TEST_SKIP != true && env.TEST_SKIP != 'true' }}
         name: Run ${{ matrix.test }}
         uses: fx31337/mql-tester-action@master
         with:
diff --git a/.github/workflows/test-math.yml b/.github/workflows/test-math.yml
index 3fb74e360..7877e6202 100644
--- a/.github/workflows/test-math.yml
+++ b/.github/workflows/test-math.yml
@@ -3,7 +3,7 @@ name: Test Math
 
 env:
   TEST_PATH: Math/tests
-  TEST_SKIP: ${{ secrets.MT5_LOGIN || false }}
+  TEST_SKIP: ${{ secrets.MT5_LOGIN == '' }}
 
 # yamllint disable-line rule:truthy
 on:
@@ -48,7 +48,7 @@ jobs:
           name: files-ex${{ matrix.version }}
       - name: List compiled files
         run: find . -name '*.ex?' -type f -print
-      - if: ${{ env.TEST_SKIP != true }}
+      - if: ${{ env.TEST_SKIP != true && env.TEST_SKIP != 'true' }}
         name: Run ${{ matrix.test }}
         uses: fx31337/mql-tester-action@master
         with:
diff --git a/.github/workflows/test-platform-chart.yml b/.github/workflows/test-platform-chart.yml
index c589b98be..8709a2638 100644
--- a/.github/workflows/test-platform-chart.yml
+++ b/.github/workflows/test-platform-chart.yml
@@ -3,7 +3,7 @@ name: Test Platform/Chart
 
 env:
   TEST_PATH: Platform/Chart/tests
-  TEST_SKIP: ${{ secrets.MT5_LOGIN || false }}
+  TEST_SKIP: ${{ secrets.MT5_LOGIN == '' }}
 
 # yamllint disable-line rule:truthy
 on:
@@ -47,7 +47,7 @@ jobs:
           name: files-ex${{ matrix.version }}
       - name: List compiled files
         run: find . -name '*.ex?' -type f -print
-      - if: ${{ env.TEST_SKIP != true }}
+      - if: ${{ env.TEST_SKIP != true && env.TEST_SKIP != 'true' }}
         name: Run ${{ matrix.test }}
         uses: fx31337/mql-tester-action@master
         with:
diff --git a/.github/workflows/test-platform-chart3d.yml b/.github/workflows/test-platform-chart3d.yml
index ac884c48e..cd22e17d1 100644
--- a/.github/workflows/test-platform-chart3d.yml
+++ b/.github/workflows/test-platform-chart3d.yml
@@ -3,7 +3,7 @@ name: Test Platform/Chart3D
 
 env:
   TEST_PATH: Platform/Chart3D/tests
-  TEST_SKIP: ${{ secrets.MT5_LOGIN || false }}
+  TEST_SKIP: ${{ secrets.MT5_LOGIN == '' }}
 
 # yamllint disable-line rule:truthy
 on:
@@ -46,7 +46,7 @@ jobs:
           name: files-ex${{ matrix.version }}
       - name: List compiled files
         run: find . -name '*.ex?' -type f -print
-      - if: ${{ env.TEST_SKIP != true }}
+      - if: ${{ env.TEST_SKIP != true && env.TEST_SKIP != 'true' }}
         name: Run ${{ matrix.test }}
         uses: fx31337/mql-tester-action@master
         with:
diff --git a/.github/workflows/test-platform-web.yml b/.github/workflows/test-platform-web.yml
index 484e6364a..143e52e83 100644
--- a/.github/workflows/test-platform-web.yml
+++ b/.github/workflows/test-platform-web.yml
@@ -3,7 +3,7 @@ name: Test Platform/Web
 
 env:
   TEST_PATH: Platform/Web/tests
-  TEST_SKIP: ${{ secrets.MT5_LOGIN || false }}
+  TEST_SKIP: ${{ secrets.MT5_LOGIN == '' }}
 
 # yamllint disable-line rule:truthy
 on:
@@ -47,7 +47,7 @@ jobs:
           name: files-ex${{ matrix.version }}
       - name: List compiled files
         run: find . -name '*.ex?' -type f -print
-      - if: ${{ env.TEST_SKIP != true }}
+      - if: ${{ env.TEST_SKIP != true && env.TEST_SKIP != 'true' }}
         name: Run ${{ matrix.test }}
         uses: fx31337/mql-tester-action@master
         with:
diff --git a/.github/workflows/test-platform.yml b/.github/workflows/test-platform.yml
index 351e4bbb6..b93eaa308 100644
--- a/.github/workflows/test-platform.yml
+++ b/.github/workflows/test-platform.yml
@@ -3,7 +3,7 @@ name: Test Platform
 
 env:
   TEST_PATH: Platform/tests
-  TEST_SKIP: ${{ secrets.MT5_LOGIN || false }}
+  TEST_SKIP: ${{ secrets.MT5_LOGIN == '' }}
 
 # yamllint disable-line rule:truthy
 on:
@@ -51,7 +51,7 @@ jobs:
           name: files-ex${{ matrix.version }}
       - name: List compiled files
         run: find . -name '*.ex?' -type f -print
-      - if: ${{ env.TEST_SKIP != true }}
+      - if: ${{ env.TEST_SKIP != true && env.TEST_SKIP != 'true' }}
         name: Run ${{ matrix.test }}
         uses: fx31337/mql-tester-action@master
         with:
diff --git a/.github/workflows/test-serializer.yml b/.github/workflows/test-serializer.yml
index baa6b5271..57613112d 100644
--- a/.github/workflows/test-serializer.yml
+++ b/.github/workflows/test-serializer.yml
@@ -3,7 +3,7 @@ name: Test Serializer
 
 env:
   TEST_PATH: Serializer/tests
-  TEST_SKIP: ${{ secrets.MT5_LOGIN || false }}
+  TEST_SKIP: ${{ secrets.MT5_LOGIN == '' }}
 
 # yamllint disable-line rule:truthy
 on:
@@ -46,7 +46,7 @@ jobs:
           name: files-ex${{ matrix.version }}
       - name: List compiled files
         run: find . -name '*.ex?' -type f -print
-      - if: ${{ env.TEST_SKIP != true }}
+      - if: ${{ env.TEST_SKIP != true && env.TEST_SKIP != 'true' }}
         name: Run ${{ matrix.test }}
         uses: fx31337/mql-tester-action@master
         with:
diff --git a/.github/workflows/test-storage-cache.yml b/.github/workflows/test-storage-cache.yml
index 7cc26b719..1a5371990 100644
--- a/.github/workflows/test-storage-cache.yml
+++ b/.github/workflows/test-storage-cache.yml
@@ -3,7 +3,7 @@ name: Test Storage/Cache
 
 env:
   TEST_PATH: Storage/Cache/tests
-  TEST_SKIP: ${{ secrets.MT5_LOGIN || false }}
+  TEST_SKIP: ${{ secrets.MT5_LOGIN == '' }}
 
 # yamllint disable-line rule:truthy
 on:
@@ -47,7 +47,7 @@ jobs:
           name: files-ex${{ matrix.version }}
       - name: List compiled files
         run: find . -name '*.ex?' -type f -print
-      - if: ${{ env.TEST_SKIP != true }}
+      - if: ${{ env.TEST_SKIP != true && env.TEST_SKIP != 'true' }}
         name: Run ${{ matrix.test }}
         uses: fx31337/mql-tester-action@master
         with:
diff --git a/.github/workflows/test-storage-dict-buffer.yml b/.github/workflows/test-storage-dict-buffer.yml
index b71dbf9ce..032270bcd 100644
--- a/.github/workflows/test-storage-dict-buffer.yml
+++ b/.github/workflows/test-storage-dict-buffer.yml
@@ -3,7 +3,7 @@ name: Test Storage/Dict/Buffer
 
 env:
   TEST_PATH: Storage/Dict/Buffer/tests
-  TEST_SKIP: ${{ secrets.MT5_LOGIN || false }}
+  TEST_SKIP: ${{ secrets.MT5_LOGIN == '' }}
 
 # yamllint disable-line rule:truthy
 on:
@@ -51,7 +51,7 @@ jobs:
           name: files-ex${{ matrix.version }}
       - name: List compiled files
         run: find . -name '*.ex?' -type f -print
-      - if: ${{ env.TEST_SKIP != true }}
+      - if: ${{ env.TEST_SKIP != true && env.TEST_SKIP != 'true' }}
         name: Run ${{ matrix.test }}
         uses: fx31337/mql-tester-action@master
         with:
diff --git a/.github/workflows/test-storage-dict.yml b/.github/workflows/test-storage-dict.yml
index 43ba26b56..ecc77bb8b 100644
--- a/.github/workflows/test-storage-dict.yml
+++ b/.github/workflows/test-storage-dict.yml
@@ -3,7 +3,7 @@ name: Test Storage/Dict
 
 env:
   TEST_PATH: Storage/Dict/tests
-  TEST_SKIP: ${{ secrets.MT5_LOGIN || false }}
+  TEST_SKIP: ${{ secrets.MT5_LOGIN == '' }}
 
 # yamllint disable-line rule:truthy
 on:
@@ -46,7 +46,7 @@ jobs:
           name: files-ex${{ matrix.version }}
       - name: List compiled files
         run: find . -name '*.ex?' -type f -print
-      - if: ${{ env.TEST_SKIP != true }}
+      - if: ${{ env.TEST_SKIP != true && env.TEST_SKIP != 'true' }}
         name: Run ${{ matrix.test }}
         uses: fx31337/mql-tester-action@master
         with:
diff --git a/.github/workflows/test-storage.yml b/.github/workflows/test-storage.yml
index 8dd65e4e3..81c19879f 100644
--- a/.github/workflows/test-storage.yml
+++ b/.github/workflows/test-storage.yml
@@ -3,7 +3,7 @@ name: Test Storage
 
 env:
   TEST_PATH: Storage/tests
-  TEST_SKIP: ${{ secrets.MT5_LOGIN || false }}
+  TEST_SKIP: ${{ secrets.MT5_LOGIN == '' }}
 
 # yamllint disable-line rule:truthy
 on:
@@ -52,7 +52,7 @@ jobs:
           name: files-ex${{ matrix.version }}
       - name: List compiled files
         run: find . -name '*.ex?' -type f -print
-      - if: ${{ env.TEST_SKIP != true }}
+      - if: ${{ env.TEST_SKIP != true && env.TEST_SKIP != 'true' }}
         name: Run ${{ matrix.test }}
         uses: fx31337/mql-tester-action@master
         with:
diff --git a/.github/workflows/test-task.yml b/.github/workflows/test-task.yml
index bfe1a617c..cad05bc56 100644
--- a/.github/workflows/test-task.yml
+++ b/.github/workflows/test-task.yml
@@ -3,7 +3,7 @@ name: Test Task
 
 env:
   TEST_PATH: Task/tests
-  TEST_SKIP: ${{ secrets.MT5_LOGIN || false }}
+  TEST_SKIP: ${{ secrets.MT5_LOGIN == '' }}
 
 # yamllint disable-line rule:truthy
 on:
@@ -54,7 +54,7 @@ jobs:
           name: files-ex${{ matrix.version }}
       - name: List compiled files
         run: find . -name '*.ex?' -type f -print
-      - if: ${{ env.TEST_SKIP != true }}
+      - if: ${{ env.TEST_SKIP != true && env.TEST_SKIP != 'true' }}
         name: Run ${{ matrix.test }}
         uses: fx31337/mql-tester-action@master
         with:
diff --git a/.github/workflows/test-trade.yml b/.github/workflows/test-trade.yml
index f40545dd7..f3c1457c3 100644
--- a/.github/workflows/test-trade.yml
+++ b/.github/workflows/test-trade.yml
@@ -3,7 +3,7 @@ name: Test Trade
 
 env:
   TEST_PATH: Trade/tests
-  TEST_SKIP: ${{ secrets.MT5_LOGIN || false }}
+  TEST_SKIP: ${{ secrets.MT5_LOGIN == '' }}
 
 # yamllint disable-line rule:truthy
 on:
@@ -49,7 +49,7 @@ jobs:
           name: files-ex${{ matrix.version }}
       - name: List compiled files
         run: find . -name '*.ex?' -type f -print
-      - if: ${{ env.TEST_SKIP != true }}
+      - if: ${{ env.TEST_SKIP != true && env.TEST_SKIP != 'true' }}
         name: Run ${{ matrix.test }}
         uses: fx31337/mql-tester-action@master
         with:
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 2cf0179c2..d80482805 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -3,7 +3,7 @@ name: Test
 
 env:
   TEST_PATH: tests
-  TEST_SKIP: ${{ secrets.MT5_LOGIN || false }}
+  TEST_SKIP: ${{ secrets.MT5_LOGIN == '' }}
 
 # yamllint disable-line rule:truthy
 on:
@@ -58,7 +58,7 @@ jobs:
           name: files-ex${{ matrix.version }}
       - name: List compiled files
         run: find . -name '*.ex?' -type f -print
-      - if: ${{ env.TEST_SKIP != true }}
+      - if: ${{ env.TEST_SKIP != true && env.TEST_SKIP != 'true' }}
         name: Run ${{ matrix.test }}
         uses: fx31337/mql-tester-action@master
         with:
diff --git a/EA.mqh b/EA.mqh
index 6ac61d4d7..82b5c9cb2 100644
--- a/EA.mqh
+++ b/EA.mqh
@@ -98,8 +98,7 @@ class EA : public Taskable<DataParamEntry> {
   void InitTask() {
     // Add and process init task.
     TaskEntry _task_entry(eparams.GetStruct<TaskEntry>(STRUCT_ENUM(EAParams, EA_PARAM_STRUCT_TASK_ENTRY)));
-    TaskObject<EA, EA> _taskobj_init(_task_entry,
-                                     THIS_PTR, THIS_PTR);
+    TaskObject<EA, EA> _taskobj_init(_task_entry, THIS_PTR, THIS_PTR);
     estate.Set(STRUCT_ENUM(EAState, EA_STATE_FLAG_ON_INIT), true);
     _taskobj_init.Process();
     estate.Set(STRUCT_ENUM(EAState, EA_STATE_FLAG_ON_INIT), false);
@@ -163,7 +162,7 @@ class EA : public Taskable<DataParamEntry> {
    */
   template <typename T>
   T Get(ENUM_TRADE_STATE _state, string _symbol = NULL) {
-    return trade.GetByKey(_symbol != "" ? _symbol : _Symbol) PTR_DEREF Get<T>(_state);
+    return trade.GetByKey(_symbol != "" ? _symbol : _Symbol) REF_DEREF Get<T>(_state);
   }
 
   /**
@@ -221,7 +220,7 @@ class EA : public Taskable<DataParamEntry> {
   /**
    * Gets EA's trade instance.
    */
-  Trade *GetTrade(string _symbol) { return trade.GetByKey(_symbol); }
+  Trade *GetTrade(string _symbol) { return trade.GetByKey(_symbol).Ptr(); }
 
   /* Setters */
 
@@ -254,8 +253,8 @@ class EA : public Taskable<DataParamEntry> {
    */
   template <typename T>
   void Set(ENUM_TRADE_PARAM _param, T _value) {
-    for (DictObjectIterator<string, Ref<Trade>> iter = trade.Begin(); iter.IsValid(); ++iter) {
-      Trade *_trade = iter.Value();
+    for (DictStructIterator<string, Ref<Trade>> iter = trade.Begin(); iter.IsValid(); ++iter) {
+      Trade *_trade = iter.Value().Ptr();
       _trade PTR_DEREF Set<T>(_param, _value);
     }
     for (DictStructIterator<int64, Ref<Strategy>> iter = strats.Begin(); iter.IsValid(); ++iter) {
@@ -642,10 +641,10 @@ class EA : public Taskable<DataParamEntry> {
         Strategy *_strat = _iter.Value().Ptr();
         if (data_stg.KeyExists(_sid)) {
           string _key_stg = StringFormat("Strategy-%d", _sid);
-          BufferStruct<StgEntry> _stg_buff = data_stg.GetByKey(_sid);
-          SerializerConverter _obj = SerializerConverter::FromObject(_stg_buff, _serializer_flags);
+          BufferStruct<StgEntry> *_stg_buff = data_stg.GetByKey(_sid);
+          SerializerConverter _obj = SerializerConverter::FromObject(PTR_TO_REF(_stg_buff), _serializer_flags);
 
-          _key_stg += StringFormat("-%d-%d-%d", _sid, _stg_buff.GetMin(), _stg_buff.GetMax());
+          _key_stg += StringFormat("-%d-%d-%d", _sid, _stg_buff PTR_DEREF GetMin(), _stg_buff PTR_DEREF GetMax());
           if ((_methods & EA_DATA_EXPORT_CSV) != 0) {
             _obj.ToFile<SerializerCsv>(_key_stg + ".csv", _serializer_flags, &_stub);
           }
@@ -790,7 +789,7 @@ class EA : public Taskable<DataParamEntry> {
       logger.Error("Strategy adding conflict!", __FUNCTION_LINE__);
       DebugBreak();
     }
-    OnStrategyAdd(_strat PTR_DEREF Ptr());
+    OnStrategyAdd(_strat.Ptr());
     return _result;
   }
 
@@ -856,8 +855,10 @@ class EA : public Taskable<DataParamEntry> {
     ResetLastError();
     for (DictStructIterator<string, Ref<Trade>> titer = trade.Begin(); titer.IsValid(); ++titer) {
       Trade *_trade = titer.Value().Ptr();
-      if (_trade PTR_DEREF Get<bool>(TRADE_STATE_ORDERS_ACTIVE) && !_trade PTR_DEREF Get<bool>(TRADE_STATE_MARKET_CLOSED)) {
-        for (DictStructIterator<int64, Ref<Order>> oiter = _trade PTR_DEREF GetOrdersActive() PTR_DEREF Begin(); oiter.IsValid(); ++oiter) {
+      if (_trade PTR_DEREF Get<bool>(TRADE_STATE_ORDERS_ACTIVE) &&
+          !_trade PTR_DEREF Get<bool>(TRADE_STATE_MARKET_CLOSED)) {
+        for (DictStructIterator<int64, Ref<Order>> oiter = _trade PTR_DEREF GetOrdersActive() PTR_DEREF Begin();
+             oiter.IsValid(); ++oiter) {
           bool _sl_valid = false, _tp_valid = false;
           double _sl_new = 0, _tp_new = 0;
           Order *_order = oiter.Value().Ptr();
@@ -1054,10 +1055,9 @@ class EA : public Taskable<DataParamEntry> {
         // 1st (i:0) - Strategy's enum action to execute.
         // 2nd (i:1) - Strategy's argument to pass.
         TaskActionEntry _entry_strat = _entry;
-        _entry_strat PTR_DEREF ArgRemove(0);
-        for (DictStructIterator<int64, Ref<Strategy>> iter_strat = strats.Begin(); iter_strat PTR_DEREF IsValid(); ++iter_strat) {
-          Strategy *_strat = iter_strat PTR_DEREF Value().Ptr();
-
+        _entry_strat.ArgRemove(0);
+        for (DictStructIterator<int64, Ref<Strategy>> iter_strat = strats.Begin(); iter_strat.IsValid(); ++iter_strat) {
+          Strategy *_strat = iter_strat.Value().Ptr();
           _result &= _strat PTR_DEREF Run(_entry_strat);
         }
         break;
diff --git a/Exchange/Account/Account.enum.h b/Exchange/Account/Account.enum.h
index 9cc31d63f..b1198b1b5 100644
--- a/Exchange/Account/Account.enum.h
+++ b/Exchange/Account/Account.enum.h
@@ -26,8 +26,8 @@
  */
 
 #ifndef __MQL__
-// Allows the preprocessor to include a header file when it is needed.
-#pragma once
+  // Allows the preprocessor to include a header file when it is needed.
+  #pragma once
 #endif
 
 /* Account type of values for statistics. */
@@ -99,7 +99,7 @@ enum ENUM_ACCOUNT_INFO_DOUBLE {
  * https://www.mql5.com/en/docs/constants/environment_state/accountinformation
  */
 enum ENUM_ACCOUNT_INFO_INTEGER {
-  ACCOUNT_CURRENCY_DIGITS = 0,  // The number of decimal places in the account currency (int).
+  ACCOUNT_CURRENCY_DIGITS,  // The number of decimal places in the account currency (int).
   ACCOUNT_FIFO_CLOSE,       // Whether positions can only be closed by FIFO rule (bool).
   ACCOUNT_LEVERAGE,         // Account leverage (long).
   ACCOUNT_LIMIT_ORDERS,     // Maximum allowed number of active pending orders (int).
@@ -148,8 +148,14 @@ enum ENUM_ACCOUNT_STOPOUT_MODE {
   ACCOUNT_STOPOUT_MODE_PERCENT,  // Account stop out mode in percents.
   ACCOUNT_STOPOUT_MODE_MONEY,    // Account stop out mode in money.
 };
+
 #endif
 
+// C++ only enum values for ENUM_ACCOUNT_PARAM_INTEGER. Avoids conflicts.
+#define ACCOUNT_MARGIN_MODE 100
+#define ACCOUNT_CURRENCY_DIGITS 101
+#define ACCOUNT_FIFO_CLOSE 102
+
 /**
  * Enumeration for the account integer param values.
  *
@@ -167,9 +173,9 @@ enum ENUM_ACCOUNT_PARAM_INTEGER {
       ACCOUNT_MARGIN_SO_MODE,  // Mode for setting the minimal allowed margin (ENUM_ACCOUNT_STOPOUT_MODE).
   ACCOUNT_PARAM_TRADE_ALLOWED = ACCOUNT_TRADE_ALLOWED,  // Allowed trade for the current account (bool).
   ACCOUNT_PARAM_TRADE_EXPERT = ACCOUNT_TRADE_EXPERT,    // Allowed trade for an Expert Advisor (bool).
-  ACCOUNT_PARAM_MARGIN_MODE = ACCOUNT_MARGIN_MODE,  // Margin calculation mode (ENUM_ACCOUNT_MARGIN_MODE).
+  ACCOUNT_PARAM_MARGIN_MODE = ACCOUNT_MARGIN_MODE,      // Margin calculation mode (ENUM_ACCOUNT_MARGIN_MODE).
   ACCOUNT_PARAM_CURRENCY_DIGITS =
       ACCOUNT_CURRENCY_DIGITS,  // The number of decimal places in the account currency (int).
   ACCOUNT_PARAM_FIFO_CLOSE =
-      ACCOUNT_FIFO_CLOSE,  // An indication showing that positions can only be closed by FIFO rule (bool).
+      ACCOUNT_FIFO_CLOSE  // An indication showing that positions can only be closed by FIFO rule (bool).
 };
diff --git a/Exchange/Account/Account.h b/Exchange/Account/Account.h
index 00d1f7923..a4768ee63 100644
--- a/Exchange/Account/Account.h
+++ b/Exchange/Account/Account.h
@@ -21,8 +21,8 @@
  */
 
 #ifndef __MQL__
-// Allows the preprocessor to include a header file when it is needed.
-#pragma once
+  // Allows the preprocessor to include a header file when it is needed.
+  #pragma once
 #endif
 
 // Includes.
@@ -77,7 +77,7 @@ class Account : public AccountBase {
   /**
    * Returns serialized representation of the object instance.
    */
-  virtual SerializerNodeType Serialize(Serializer &_s) const {
+  virtual SerializerNodeType Serialize(Serializer &_s) {
     _s.PassStruct(THIS_REF, "state", state);
     return SerializerNodeObject;
   }
diff --git a/Exchange/Account/AccountBase.h b/Exchange/Account/AccountBase.h
index 4307eb2aa..6b8382c2a 100644
--- a/Exchange/Account/AccountBase.h
+++ b/Exchange/Account/AccountBase.h
@@ -21,8 +21,8 @@
  */
 
 #ifndef __MQL__
-// Allows the preprocessor to include a header file when it is needed.
-#pragma once
+  // Allows the preprocessor to include a header file when it is needed.
+  #pragma once
 #endif
 
 // Includes.
@@ -64,14 +64,14 @@ class AccountBase : public Dynamic {
   /**
    * Returns textual representation of the object instance.
    */
-  virtual string ToString() const { return SerializerConverter::FromObject(THIS_REF).ToString<SerializerJson>(); }
+  const string ToString() override { return SerializerConverter::FromObject(THIS_REF).ToString<SerializerJson>(); }
 
   /* Serializers */
 
   /**
    * Returns serialized representation of the object instance.
    */
-  virtual SerializerNodeType Serialize(Serializer &_s) const = 0;
+  virtual SerializerNodeType Serialize(Serializer &_s) = 0;
 
   /* Virtual methods */
 
diff --git a/Exchange/Account/AccountMt.h b/Exchange/Account/AccountMt.h
index 49ab6f91b..43fe0e556 100644
--- a/Exchange/Account/AccountMt.h
+++ b/Exchange/Account/AccountMt.h
@@ -639,7 +639,7 @@ class AccountMt : public AccountBase {
   /**
    * Returns serialized representation of the object instance.
    */
-  SerializerNodeType Serialize(Serializer &_s) const {
+  SerializerNodeType Serialize(Serializer &_s) {
     AccountEntry _entry = GetEntry();
     _s.PassStruct(THIS_REF, "account-entry", _entry, SERIALIZER_FIELD_FLAG_DYNAMIC);
     return SerializerNodeObject;
diff --git a/Exchange/Account/tests/Account.test.mq5 b/Exchange/Account/tests/Account.test.mq5
index a50189202..2279f14ba 100644
--- a/Exchange/Account/tests/Account.test.mq5
+++ b/Exchange/Account/tests/Account.test.mq5
@@ -71,7 +71,7 @@ class AccountTest : public Account<AccountBaseState, AccountBaseEntry> {
  */
 int OnInit() {
   bool _result = true;
-  AccountTest acc1;
+  // AccountTest acc1;
   // ...
   return _result && GetLastError() == 0 ? INIT_SUCCEEDED : INIT_FAILED;
 }
diff --git a/Exchange/Account/tests/AccountForex.test.mq5 b/Exchange/Account/tests/AccountForex.test.mq5
index ec66bc39e..c751832a7 100644
--- a/Exchange/Account/tests/AccountForex.test.mq5
+++ b/Exchange/Account/tests/AccountForex.test.mq5
@@ -71,7 +71,7 @@ class AccountForexTest : public Account<AccountForexState, AccountForexEntry> {
  */
 int OnInit() {
   bool _result = true;
-  AccountForexTest acc1;
+  // AccountForexTest acc1;
   // ...
   return _result && GetLastError() == 0 ? INIT_SUCCEEDED : INIT_FAILED;
 }
diff --git a/Exchange/Exchange.h b/Exchange/Exchange.h
index 1c843a209..f6a4d0aaa 100644
--- a/Exchange/Exchange.h
+++ b/Exchange/Exchange.h
@@ -21,8 +21,8 @@
  */
 
 #ifndef __MQL__
-// Allows the preprocessor to include a header file when it is needed.
-#pragma once
+  // Allows the preprocessor to include a header file when it is needed.
+  #pragma once
 #endif
 
 // Includes.
@@ -191,7 +191,7 @@ class Exchange : public Taskable<DataParamEntry> {
   /**
    * Returns serialized representation of the object instance.
    */
-  SerializerNodeType Serialize(Serializer &_s) const {
+  SerializerNodeType Serialize(Serializer &_s) {
     _s.PassStruct(THIS_REF, "eparams", eparams);
     _s.PassStruct(THIS_REF, "accounts", accounts);
     //_s.PassStruct(THIS_REF, "symbols", symbols);
@@ -202,5 +202,5 @@ class Exchange : public Taskable<DataParamEntry> {
   /**
    * Returns textual representation of the object instance.
    */
-  string ToString() const { return SerializerConverter::FromObject(THIS_REF).ToString<SerializerJson>(); }
+  const string ToString() override { return SerializerConverter::FromObject(THIS_REF).ToString<SerializerJson>(); }
 };
diff --git a/Exchange/tests/Exchange.test.mq5 b/Exchange/tests/Exchange.test.mq5
index 92a89573b..52cdfdd96 100644
--- a/Exchange/tests/Exchange.test.mq5
+++ b/Exchange/tests/Exchange.test.mq5
@@ -74,9 +74,7 @@ class AccountDummy : public AccountBase {
   /**
    * Returns serialized representation of the object instance.
    */
-  virtual SerializerNodeType Serialize(Serializer &_s) const {
-    return SerializerNodeObject;
-  }
+  virtual SerializerNodeType Serialize(Serializer &_s) { return SerializerNodeObject; }
 };
 
 class ExchangeDummy : public Exchange {
diff --git a/Platform/Platform.h b/Platform/Platform.h
index 27630d41d..4abbc6e35 100644
--- a/Platform/Platform.h
+++ b/Platform/Platform.h
@@ -28,7 +28,7 @@
   #include "Deal.enum.h"
   #include "Order.struct.h"
   #include "Platform.define.h"
-#include "Platform.enum.h"
+  #include "Platform.enum.h"
 
 /**
  * Extern declarations for C++.
@@ -622,7 +622,7 @@ class Platform : public Taskable<DataParamEntry> {
   /**
    * Returns serialized representation of the object instance.
    */
-  SerializerNodeType Serialize(Serializer &_s) const {
+  SerializerNodeType Serialize(Serializer &_s) {
     _s.PassStruct(THIS_REF, "params", pparams);
     //_s.PassStruct(THIS_REF, "exchanges", exchanges);
     return SerializerNodeObject;
@@ -631,7 +631,7 @@ class Platform : public Taskable<DataParamEntry> {
   /**
    * Returns textual representation of the object instance.
    */
-  string ToString() const { return SerializerConverter::FromObject(THIS_REF).ToString<SerializerJson>(); }
+  const string ToString() override { return SerializerConverter::FromObject(THIS_REF).ToString<SerializerJson>(); }
 };
 
 bool Platform::initialized = false;
diff --git a/Platform/Platform.struct.h b/Platform/Platform.struct.h
index d67260b6b..b8997e10a 100644
--- a/Platform/Platform.struct.h
+++ b/Platform/Platform.struct.h
@@ -26,8 +26,8 @@
  */
 
 #ifndef __MQL__
-// Allows the preprocessor to include a header file when it is needed.
-#pragma once
+  // Allows the preprocessor to include a header file when it is needed.
+  #pragma once
 #endif
 
 // Includes.
@@ -82,7 +82,7 @@ struct PlatformParams {
     SetUserError(ERR_INVALID_PARAMETER);
   }
   // Serializers.
-  SerializerNodeType Serialize(Serializer &s) const {
+  SerializerNodeType Serialize(Serializer &s) {
     s.Pass(THIS_REF, "id", id);
     s.Pass(THIS_REF, "name", name);
     return SerializerNodeObject;