47 lines
1.7 KiB
C#
47 lines
1.7 KiB
C#
using Strata.SqlTools.SqlBreakdown.Classes;
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using Strata.SqlTools.SqlBreakdown.Expressions;
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namespace Strata.SqlTools.SqlBreakdown.Tests.ExpressionTests;
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[TestFixture]
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public class DateFunctionTests : ExpressionTestsBase
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{
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private static IEnumerable<TestCaseData> DateFunctionTestCases()
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{
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var testCases = new[]
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{
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new ExpressionTestCase
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{
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Name = "GetFiscalYearMonthExpression_{m}",
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Arrange = new Dictionary<string, Expression>
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{
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["dischargeDate"] = new RegisteredTableColumnExpression(4, "DISCHARGE_DATE", new RegisteredTableSource(101, "CLIENT_DSS", "DEPT", "PES"))
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},
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Act = (columns, visitor) =>
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{
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var dischargeDate = columns["dischargeDate"];
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var fiscal = TestExpressionFactory.GetFiscalYearMonthExpression(dischargeDate, 7, 1);
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return fiscal.Accept(visitor);
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},
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Assertions = result =>
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{
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var sql = (string)result;
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Assert.That(sql, Is.Not.Null);
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Assert.That(sql.Length, Is.GreaterThan(0));
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Assert.That(sql, Is.EqualTo("DATE_TRUNC('month', DATEADD('month', 6, PES.DISCHARGE_DATE))"));
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return true;
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}
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}
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};
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foreach (var testCase in testCases)
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{
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yield return new TestCaseData(testCase).SetName(testCase.Name);
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}
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}
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[TestCaseSource(nameof(DateFunctionTestCases))]
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public void DateFunction_GeneratesCorrectSql(ExpressionTestCase testCase)
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=> ExecuteExpressionTest(testCase);
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}
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