chore: initial git load of code space

2026-05-12 08:52:33 -05:00
parent 9abada692f
commit 5e467bcc9c
384 changed files with 65960 additions and 2 deletions
@@ -0,0 +1,72 @@
+using Strata.SqlTools.SqlBreakdown.Classes;
+using Strata.SqlTools.SqlBreakdown.Expressions;
+using Strata.SqlTools.SqlBreakdown.Expressions.Conditional;
+using Strata.SqlTools.SqlServer.ExpressionFactory.Query;
+using Strata.SqlTools.SqlBreakdown.Tests.RegisteredTables;
+using Strata.SqlTools.Visitors.Snowflake;
+using ExpressionFactoryBase = Strata.SqlTools.SqlServer.ExpressionFactory.ExpressionFactory;
+
+namespace Strata.SqlTools.SqlBreakdown.Tests.ExpressionTests;
+
+/// <summary>
+/// Test implementation of ExpressionFactory for unit testing.
+/// Uses July 1 as the fiscal year start date.
+/// </summary>
+internal class TestExpressionFactory : ExpressionFactoryBase
+{
+    protected override DateTime GetCurrentFiscalYearStart()
+    {
+        return new DateTime(DateTime.UtcNow.Year, 7, 1, 0, 0, 0, DateTimeKind.Utc);
+    }
+
+    protected override RegisteredTableColumnExpression GetColumnExpression(int dataColumnId)
+    {
+        return RegisteredTableColumns.GetColumn(dataColumnId);
+    }
+
+    // Public wrappers for testing protected methods
+    public new BooleanExpression CreateBooleanExpression(Filter filter) => base.CreateBooleanExpression(filter);
+    public static new Expression GetFiscalYearMonthExpression(Expression dateColumnExpr, int fiscalYearStartMonth, int fiscalYearStartDay)
+        => ExpressionFactoryBase.GetFiscalYearMonthExpression(dateColumnExpr, fiscalYearStartMonth, fiscalYearStartDay);
+}
+
+/// <summary>
+/// Base class for expression tests with common setup.
+/// </summary>
+public abstract class ExpressionTestsBase
+{
+    protected RegisteredTableSource _table = null!;
+    protected RegisteredTableColumnExpression _nameColumnExp = null!;
+    protected RegisteredTableColumnExpression _revenueColumnExp = null!;
+    protected RegisteredTableColumnExpression _costColumnExp = null!;
+    protected RegisteredTableColumnExpression _dischargeDateColumnExp = null!;
+    protected CommandVisitor _sqlVisitor = null!;
+
+    [SetUp]
+    public void SetUp()
+    {
+        _table = new RegisteredTableSource(101, "CLIENT_DSS", "FACT_PATIENT_ENCOUNTER_SUMMARY", "PES");
+        _nameColumnExp = new RegisteredTableColumnExpression(1, "DEPARTMENT_NAME", _table);
+        _revenueColumnExp = new RegisteredTableColumnExpression(2, "NET_REVENUE", _table);
+        _costColumnExp = new RegisteredTableColumnExpression(3, "COST", _table);
+        _dischargeDateColumnExp = new RegisteredTableColumnExpression(4, "DISCHARGE_DATE", _table);
+        _sqlVisitor = new CommandVisitor();
+    }
+
+    /// <summary>
+    /// Executes an expression test case with arrange, act, and assert phases.
+    /// </summary>
+    /// <param name="testCase">The test case to execute.</param>
+    protected void ExecuteExpressionTest(ExpressionTestCase testCase)
+    {
+        // Arrange
+        var visitor = new CommandVisitor();
+        var arrange = testCase.Arrange;
+
+        // Act
+        var result = testCase.Act(arrange, visitor);
+
+        // Assert
+        Assert.That(testCase.Assertions(result));
+    }
+}