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Implementation of cross apply / outer apply operators
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using System.Collections.Generic; | ||
using System.Linq; | ||
using Microsoft.VisualStudio.TestTools.UnitTesting; | ||
using Musoq.Evaluator.Tests.Schema.Generic; | ||
using Musoq.Plugins.Attributes; | ||
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namespace Musoq.Evaluator.Tests; | ||
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[TestClass] | ||
public class CrossApplyCteTests : GenericEntityTestBase | ||
{ | ||
private class CrossApplyClass1 | ||
{ | ||
public string City { get; set; } | ||
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public string Country { get; set; } | ||
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public int Population { get; set; } | ||
} | ||
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private class CrossApplyClass2 | ||
{ | ||
public string Country { get; set; } | ||
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public decimal Money { get; set; } | ||
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public string Month { get; set; } | ||
} | ||
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private class CrossApplyClass3 | ||
{ | ||
public string Name { get; set; } | ||
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[BindablePropertyAsTable] | ||
public string[] Skills { get; set; } | ||
} | ||
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[TestMethod] | ||
public void WhenSchemaMethodCrossAppliedWithAnotherSchema_WithinCte_ShouldPass() | ||
{ | ||
const string query = @" | ||
with p as ( | ||
select a.City, a.Country, a.Population, b.Country, b.Money, b.Month from #schema.first() a cross apply #schema.second(a.Country) b | ||
) | ||
select [a.City], [a.Country], [a.Population], [b.Country], [b.Money], [b.Month] from p"; | ||
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var firstSource = new List<CrossApplyClass1> | ||
{ | ||
new() {City = "City1", Country = "Country1", Population = 100}, | ||
new() {City = "City2", Country = "Country1", Population = 200}, | ||
new() {City = "City3", Country = "Country2", Population = 300} | ||
}.ToArray(); | ||
|
||
var secondSource = new List<CrossApplyClass2> | ||
{ | ||
new() {Country = "Country1", Money = 1000, Month = "January"}, | ||
new() {Country = "Country1", Money = 2000, Month = "February"}, | ||
new() {Country = "Country2", Money = 3000, Month = "March"} | ||
}.ToArray(); | ||
|
||
var vm = CreateAndRunVirtualMachine( | ||
query, | ||
firstSource, | ||
secondSource, | ||
null, | ||
null, | ||
null, | ||
(parameters, source) => new ObjectRowsSource(source.Rows.Where(f => (string) f["Country"] == (string) parameters[0]).ToArray())); | ||
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var table = vm.Run(); | ||
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||
Assert.AreEqual(6, table.Columns.Count()); | ||
Assert.AreEqual("a.City", table.Columns.ElementAt(0).ColumnName); | ||
Assert.AreEqual(typeof(string), table.Columns.ElementAt(0).ColumnType); | ||
Assert.AreEqual("a.Country", table.Columns.ElementAt(1).ColumnName); | ||
Assert.AreEqual(typeof(string), table.Columns.ElementAt(1).ColumnType); | ||
Assert.AreEqual("a.Population", table.Columns.ElementAt(2).ColumnName); | ||
Assert.AreEqual(typeof(int), table.Columns.ElementAt(2).ColumnType); | ||
Assert.AreEqual("b.Country", table.Columns.ElementAt(3).ColumnName); | ||
Assert.AreEqual(typeof(string), table.Columns.ElementAt(3).ColumnType); | ||
Assert.AreEqual("b.Money", table.Columns.ElementAt(4).ColumnName); | ||
Assert.AreEqual(typeof(decimal), table.Columns.ElementAt(4).ColumnType); | ||
Assert.AreEqual("b.Month", table.Columns.ElementAt(5).ColumnName); | ||
Assert.AreEqual(typeof(string), table.Columns.ElementAt(5).ColumnType); | ||
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Assert.AreEqual(5, table.Count); | ||
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||
Assert.AreEqual("City1", table[0].Values[0]); | ||
Assert.AreEqual("Country1", table[0].Values[1]); | ||
Assert.AreEqual(100, table[0].Values[2]); | ||
Assert.AreEqual("Country1", table[0].Values[3]); | ||
Assert.AreEqual(1000m, table[0].Values[4]); | ||
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Assert.AreEqual("City1", table[1].Values[0]); | ||
Assert.AreEqual("Country1", table[1].Values[1]); | ||
Assert.AreEqual(100, table[1].Values[2]); | ||
Assert.AreEqual("Country1", table[1].Values[3]); | ||
Assert.AreEqual(2000m, table[1].Values[4]); | ||
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Assert.AreEqual("City2", table[2].Values[0]); | ||
Assert.AreEqual("Country1", table[2].Values[1]); | ||
Assert.AreEqual(200, table[2].Values[2]); | ||
Assert.AreEqual("Country1", table[2].Values[3]); | ||
Assert.AreEqual(1000m, table[2].Values[4]); | ||
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Assert.AreEqual("City2", table[3].Values[0]); | ||
Assert.AreEqual("Country1", table[3].Values[1]); | ||
Assert.AreEqual(200, table[3].Values[2]); | ||
Assert.AreEqual("Country1", table[3].Values[3]); | ||
Assert.AreEqual(2000m, table[3].Values[4]); | ||
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Assert.AreEqual("City3", table[4].Values[0]); | ||
Assert.AreEqual("Country2", table[4].Values[1]); | ||
Assert.AreEqual(300, table[4].Values[2]); | ||
Assert.AreEqual("Country2", table[4].Values[3]); | ||
Assert.AreEqual(3000m, table[4].Values[4]); | ||
} | ||
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[TestMethod] | ||
public void WhenSchemaMethodCrossAppliedWithAnotherSchema_UsesCte_ShouldPass() | ||
{ | ||
const string query = @" | ||
with p as ( | ||
select | ||
f.City as City, | ||
f.Country as Country, | ||
f.Population as Population | ||
from #schema.first() f | ||
) | ||
select a.City, a.Country, a.Population, b.Country, b.Money, b.Month from p a cross apply #schema.second(a.Country) b"; | ||
|
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var firstSource = new List<CrossApplyClass1> | ||
{ | ||
new() {City = "City1", Country = "Country1", Population = 100}, | ||
new() {City = "City2", Country = "Country1", Population = 200}, | ||
new() {City = "City3", Country = "Country2", Population = 300} | ||
}.ToArray(); | ||
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var secondSource = new List<CrossApplyClass2> | ||
{ | ||
new() {Country = "Country1", Money = 1000, Month = "January"}, | ||
new() {Country = "Country1", Money = 2000, Month = "February"}, | ||
new() {Country = "Country2", Money = 3000, Month = "March"} | ||
}.ToArray(); | ||
|
||
var vm = CreateAndRunVirtualMachine( | ||
query, | ||
firstSource, | ||
secondSource, | ||
null, | ||
null, | ||
null, | ||
(parameters, source) => new ObjectRowsSource(source.Rows.Where(f => (string) f["Country"] == (string) parameters[0]).ToArray())); | ||
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var table = vm.Run(); | ||
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||
Assert.AreEqual(6, table.Columns.Count()); | ||
Assert.AreEqual("a.City", table.Columns.ElementAt(0).ColumnName); | ||
Assert.AreEqual(typeof(string), table.Columns.ElementAt(0).ColumnType); | ||
Assert.AreEqual("a.Country", table.Columns.ElementAt(1).ColumnName); | ||
Assert.AreEqual(typeof(string), table.Columns.ElementAt(1).ColumnType); | ||
Assert.AreEqual("a.Population", table.Columns.ElementAt(2).ColumnName); | ||
Assert.AreEqual(typeof(int), table.Columns.ElementAt(2).ColumnType); | ||
Assert.AreEqual("b.Country", table.Columns.ElementAt(3).ColumnName); | ||
Assert.AreEqual(typeof(string), table.Columns.ElementAt(3).ColumnType); | ||
Assert.AreEqual("b.Money", table.Columns.ElementAt(4).ColumnName); | ||
Assert.AreEqual(typeof(decimal), table.Columns.ElementAt(4).ColumnType); | ||
Assert.AreEqual("b.Month", table.Columns.ElementAt(5).ColumnName); | ||
Assert.AreEqual(typeof(string), table.Columns.ElementAt(5).ColumnType); | ||
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Assert.AreEqual(5, table.Count); | ||
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Assert.AreEqual("City1", table[0].Values[0]); | ||
Assert.AreEqual("Country1", table[0].Values[1]); | ||
Assert.AreEqual(100, table[0].Values[2]); | ||
Assert.AreEqual("Country1", table[0].Values[3]); | ||
Assert.AreEqual(1000m, table[0].Values[4]); | ||
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Assert.AreEqual("City1", table[1].Values[0]); | ||
Assert.AreEqual("Country1", table[1].Values[1]); | ||
Assert.AreEqual(100, table[1].Values[2]); | ||
Assert.AreEqual("Country1", table[1].Values[3]); | ||
Assert.AreEqual(2000m, table[1].Values[4]); | ||
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Assert.AreEqual("City2", table[2].Values[0]); | ||
Assert.AreEqual("Country1", table[2].Values[1]); | ||
Assert.AreEqual(200, table[2].Values[2]); | ||
Assert.AreEqual("Country1", table[2].Values[3]); | ||
Assert.AreEqual(1000m, table[2].Values[4]); | ||
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Assert.AreEqual("City2", table[3].Values[0]); | ||
Assert.AreEqual("Country1", table[3].Values[1]); | ||
Assert.AreEqual(200, table[3].Values[2]); | ||
Assert.AreEqual("Country1", table[3].Values[3]); | ||
Assert.AreEqual(2000m, table[3].Values[4]); | ||
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Assert.AreEqual("City3", table[4].Values[0]); | ||
Assert.AreEqual("Country2", table[4].Values[1]); | ||
Assert.AreEqual(300, table[4].Values[2]); | ||
Assert.AreEqual("Country2", table[4].Values[3]); | ||
Assert.AreEqual(3000m, table[4].Values[4]); | ||
} | ||
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[TestMethod] | ||
public void WhenSchemaMethodCrossAppliedSelfProperty_WithinCte_ShouldPass() | ||
{ | ||
const string query = @" | ||
with p as ( | ||
select a.Name, b.Value from #schema.first() a cross apply a.Skills b | ||
) | ||
select [a.Name], [b.Value] from p"; | ||
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var firstSource = new List<CrossApplyClass3> | ||
{ | ||
new() {Name = "Name1", Skills = ["Skill1", "Skill2", "Skill3"]}, | ||
new() {Name = "Name2", Skills = ["Skill4", "Skill5", "Skill6"]}, | ||
new() {Name = "Name3", Skills = ["Skill7", "Skill8", "Skill9"]} | ||
}.ToArray(); | ||
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var vm = CreateAndRunVirtualMachine( | ||
query, | ||
firstSource); | ||
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var table = vm.Run(); | ||
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Assert.AreEqual(2, table.Columns.Count()); | ||
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Assert.AreEqual("a.Name", table.Columns.ElementAt(0).ColumnName); | ||
Assert.AreEqual(typeof(string), table.Columns.ElementAt(0).ColumnType); | ||
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Assert.AreEqual("b.Value", table.Columns.ElementAt(1).ColumnName); | ||
Assert.AreEqual(typeof(string), table.Columns.ElementAt(1).ColumnType); | ||
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Assert.AreEqual(9, table.Count); | ||
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Assert.AreEqual("Name1", table[0].Values[0]); | ||
Assert.AreEqual("Skill1", table[0].Values[1]); | ||
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Assert.AreEqual("Name1", table[1].Values[0]); | ||
Assert.AreEqual("Skill2", table[1].Values[1]); | ||
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Assert.AreEqual("Name1", table[2].Values[0]); | ||
Assert.AreEqual("Skill3", table[2].Values[1]); | ||
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Assert.AreEqual("Name2", table[3].Values[0]); | ||
Assert.AreEqual("Skill4", table[3].Values[1]); | ||
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Assert.AreEqual("Name2", table[4].Values[0]); | ||
Assert.AreEqual("Skill5", table[4].Values[1]); | ||
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Assert.AreEqual("Name2", table[5].Values[0]); | ||
Assert.AreEqual("Skill6", table[5].Values[1]); | ||
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Assert.AreEqual("Name3", table[6].Values[0]); | ||
Assert.AreEqual("Skill7", table[6].Values[1]); | ||
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Assert.AreEqual("Name3", table[7].Values[0]); | ||
Assert.AreEqual("Skill8", table[7].Values[1]); | ||
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Assert.AreEqual("Name3", table[8].Values[0]); | ||
Assert.AreEqual("Skill9", table[8].Values[1]); | ||
} | ||
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[TestMethod] | ||
public void WhenSchemaMethodCrossAppliedSelfProperty_UsesCte_ShouldPass() | ||
{ | ||
const string query = @" | ||
with first as ( | ||
select a.Name as Name, a.Skills as Skills from #schema.first() a | ||
) | ||
select a.Name, b.Value from first a cross apply a.Skills b"; | ||
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var firstSource = new List<CrossApplyClass3> | ||
{ | ||
new() {Name = "Name1", Skills = ["Skill1", "Skill2", "Skill3"]}, | ||
new() {Name = "Name2", Skills = ["Skill4", "Skill5", "Skill6"]}, | ||
new() {Name = "Name3", Skills = ["Skill7", "Skill8", "Skill9"]} | ||
}.ToArray(); | ||
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var vm = CreateAndRunVirtualMachine( | ||
query, | ||
firstSource); | ||
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var table = vm.Run(); | ||
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Assert.AreEqual(2, table.Columns.Count()); | ||
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Assert.AreEqual("a.Name", table.Columns.ElementAt(0).ColumnName); | ||
Assert.AreEqual(typeof(string), table.Columns.ElementAt(0).ColumnType); | ||
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Assert.AreEqual("b.Value", table.Columns.ElementAt(1).ColumnName); | ||
Assert.AreEqual(typeof(string), table.Columns.ElementAt(1).ColumnType); | ||
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Assert.AreEqual(9, table.Count); | ||
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Assert.AreEqual("Name1", table[0].Values[0]); | ||
Assert.AreEqual("Skill1", table[0].Values[1]); | ||
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Assert.AreEqual("Name1", table[1].Values[0]); | ||
Assert.AreEqual("Skill2", table[1].Values[1]); | ||
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Assert.AreEqual("Name1", table[2].Values[0]); | ||
Assert.AreEqual("Skill3", table[2].Values[1]); | ||
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Assert.AreEqual("Name2", table[3].Values[0]); | ||
Assert.AreEqual("Skill4", table[3].Values[1]); | ||
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Assert.AreEqual("Name2", table[4].Values[0]); | ||
Assert.AreEqual("Skill5", table[4].Values[1]); | ||
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Assert.AreEqual("Name2", table[5].Values[0]); | ||
Assert.AreEqual("Skill6", table[5].Values[1]); | ||
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Assert.AreEqual("Name3", table[6].Values[0]); | ||
Assert.AreEqual("Skill7", table[6].Values[1]); | ||
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Assert.AreEqual("Name3", table[7].Values[0]); | ||
Assert.AreEqual("Skill8", table[7].Values[1]); | ||
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Assert.AreEqual("Name3", table[8].Values[0]); | ||
Assert.AreEqual("Skill9", table[8].Values[1]); | ||
} | ||
} |
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