fixing date comparing

tfso · Jan 29, 2020 · 51c75f6 · 51c75f6
1 parent 6321223
commit 51c75f6
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Showing 4 changed files with 22 additions and 5 deletions.
diff --git a/src/linq/expressions/expressionvisitor.ts b/src/linq/expressions/expressionvisitor.ts
@@ -238,7 +238,7 @@ export class ExpressionVisitor implements IExpressionVisitor {
             case 'DateLiteral':
                 let value = new Date(expression.value)
 
-                return new LiteralExpression(new Date(Date.UTC(value.getUTCFullYear(), value.getUTCMonth(), value.getUTCDate(), 12, 0, 0, 999)))
+                return new LiteralExpression(new Date(Date.UTC(value.getUTCFullYear(), value.getUTCMonth(), value.getUTCDate(), 0, 0, 0, 0)))
 
             case 'NumberLiteral':
                 return new LiteralExpression(Number(expression.value))

diff --git a/src/linq/expressions/reducervisitor.ts b/src/linq/expressions/reducervisitor.ts
@@ -139,9 +139,9 @@ export class ReducerVisitor extends ExpressionVisitor {
 
             switch (expression.operator) {
                 case LogicalOperatorType.Equal:
-                    return new LiteralExpression(leftValue == rightValue);
+                    return new LiteralExpression(leftValue >= rightValue && leftValue <= rightValue); // fixes date comparements
                 case LogicalOperatorType.NotEqual:
-                    return new LiteralExpression(leftValue != rightValue);
+                    return new LiteralExpression(leftValue < rightValue || leftValue > rightValue); // fixes date comparements
                 case LogicalOperatorType.And:
                     return new LiteralExpression(leftValue && rightValue);
                 case LogicalOperatorType.Or:

diff --git a/src/test/odatavisitor.ts b/src/test/odatavisitor.ts
@@ -4,7 +4,7 @@ import { ODataVisitor } from './../linq/expressions/odatavisitor';
 
 describe("When using OData for ExpressionVisitor", () => {
     var reducer: ODataVisitor,
-        vars = { number: 5, stringhavingdate: '2018-05-30Z', string: 'abc', decimal: 5.50, date: new Date("2017-05-10T06:48:00Z"), object: { number: 7 } }
+        vars = { number: 5, stringhavingdate: '2018-05-30Z', string: 'abc', decimal: 5.50, dateonly: new Date("2020-01-28Z"), date: new Date("2017-05-10T06:48:00Z"), object: { number: 7 } }
 
     beforeEach(() => {
         reducer = new ODataVisitor();
@@ -98,6 +98,23 @@ describe("When using OData for ExpressionVisitor", () => {
         assert.equal((<Expr.LiteralExpression>expr).value, true);
     })
 
+    it("should evaluate a expression with date as type for greater and equal", () => {
+        let reduced = reducer.visitOData("dateonly ge 2020-01-28Z"),
+            expr = reducer.evaluate(reduced, vars);
+
+        assert.equal(expr.type, Expr.ExpressionType.Literal);
+        assert.equal((<Expr.LiteralExpression>expr).value, true);
+    })
+
+    it("should evaluate a expression with date as type for equal", () => {
+        let reduced = reducer.visitOData("dateonly eq 2020-01-28Z"),
+            expr = reducer.evaluate(reduced, vars);
+
+        assert.equal(expr.type, Expr.ExpressionType.Literal);
+        assert.equal((<Expr.LiteralExpression>expr).value, true);
+    })
+
+
     it("should evaluate a expression with date as string", () => {
         let reduced = reducer.visitOData("date ge datetime'2017-05-01Z'"),
             expr = reducer.evaluate(reduced, vars);

diff --git a/src/test/repository_readall.ts b/src/test/repository_readall.ts
@@ -85,7 +85,7 @@ describe("When using repository to read all", () => {
     it("should handle method calls", () => {
         var list = repository.exposeFilters(new Enumerable<ICar>().where((car: ICar) => car.location.toLowerCase() == "no"));
 
-        if (Date.now() < new Date(2019, 11, 31).getTime())
+        if (Date.now() < new Date(2020, 4, 1).getTime())
             return;
 
         assert.ok(false);