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operator_datetime_test.go
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operator_datetime_test.go
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// Copyright 2024 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package enginetests
import (
"context"
"fmt"
"strings"
"testing"
"time"
"github.com/google/cql/interpreter"
"github.com/google/cql/model"
"github.com/google/cql/parser"
"github.com/google/cql/result"
"github.com/google/cql/types"
"github.com/google/go-cmp/cmp"
"github.com/lithammer/dedent"
"google.golang.org/protobuf/testing/protocmp"
)
func TestCanConvertQuantity(t *testing.T) {
tests := []struct {
name string
cql string
wantModel model.IExpression
wantResult result.Value
}{
{
name: "CanConvertQuantity(1 year, null) returns null",
cql: "CanConvertQuantity(1 year, null)",
wantModel: &model.CanConvertQuantity{
BinaryExpression: &model.BinaryExpression{
Operands: []model.IExpression{
&model.Quantity{
Value: 1,
Unit: "year",
Expression: model.ResultType(types.Quantity),
},
&model.As{
UnaryExpression: &model.UnaryExpression{
Operand: model.NewLiteral("null", types.Any),
Expression: model.ResultType(types.String),
},
AsTypeSpecifier: types.String,
},
},
Expression: model.ResultType(types.Boolean),
},
},
wantResult: newOrFatal(t, nil),
},
{
name: "CanConvertQuantity(null, 'y') returns null",
cql: "CanConvertQuantity(null, 'y')",
wantResult: newOrFatal(t, nil),
},
// CanConvertQuantity is unsupported, should return false for all cases.
{
name: "CanConvertQuantity(1 year, 'mo')",
cql: "CanConvertQuantity(1 year, 'mo')",
wantResult: newOrFatal(t, false),
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
p := newFHIRParser(t)
parsedLibs, err := p.Libraries(context.Background(), wrapInLib(t, tc.cql), parser.Config{})
if err != nil {
t.Fatalf("Parse returned unexpected error: %v", err)
}
if diff := cmp.Diff(tc.wantModel, getTESTRESULTModel(t, parsedLibs)); tc.wantModel != nil && diff != "" {
t.Errorf("Parse diff (-want +got):\n%s", diff)
}
results, err := interpreter.Eval(context.Background(), parsedLibs, defaultInterpreterConfig(t, p))
if err != nil {
t.Fatalf("Eval returned unexpected error: %v", err)
}
if diff := cmp.Diff(tc.wantResult, getTESTRESULT(t, results), protocmp.Transform()); diff != "" {
t.Errorf("Eval diff (-want +got)\n%v", diff)
}
})
}
}
func TestDateTimeOperatorBefore(t *testing.T) {
tests := []struct {
name string
cql string
wantModel model.IExpression
wantResult result.Value
}{
{
name: "True",
cql: "@2020-03-01 before day of @2020-03-02",
wantModel: &model.Before{
BinaryExpression: &model.BinaryExpression{
Operands: []model.IExpression{
model.NewLiteral("@2020-03-01", types.Date),
model.NewLiteral("@2020-03-02", types.Date),
},
Expression: model.ResultType(types.Boolean),
},
Precision: model.DAY,
},
wantResult: newOrFatal(t, true),
},
{
name: "False",
cql: "@2020-03-04 before day of @2020-03-02",
wantResult: newOrFatal(t, false),
},
{
name: "Equal dates false",
cql: "@2020-03-01 before day of @2020-03-01",
wantResult: newOrFatal(t, false),
},
{
name: "Left null",
// Ambiguous match without casting.
cql: "(null as Date) before day of @2020-03-02",
wantResult: newOrFatal(t, nil),
},
{
name: "Right null",
// Ambiguous match without casting.
cql: "@2020 before day of (null as Date)",
wantResult: newOrFatal(t, nil),
},
{
name: "No precision",
cql: "@2014-01-01 before @2015-01-01",
wantResult: newOrFatal(t, true),
},
// DateTime tests
{
name: "Equal datetimes false",
cql: "@2024-02-29T01:20:30.101-07:00 before day of @2024-02-29T01:20:30.101-07:00",
wantResult: newOrFatal(t, false),
},
{
name: "Same Year Different Date at Year Precision is False",
cql: "@2024-02-29T01:20:30.101-07:00 before year of @2024-02-28T01:20:30.101-07:00",
wantResult: newOrFatal(t, false),
},
{
name: "Month Precision Before True Even Though Day Precision is Before",
cql: "@2024-02-29T01:20:30.101-07:00 before month of @2024-03-31T01:20:30.101-07:00",
wantResult: newOrFatal(t, true),
},
{
name: "Timezone offset taken into account",
cql: "@2024-02-19T01:20-04:00 before hour of @2024-02-19T01:20-07:00",
wantResult: newOrFatal(t, true),
},
{
name: "Timezone not applied for day precision",
// If timezones were normalized this would be @2024-02-19TZ before day of @2024-02-19TZ
// which would be false.
cql: "@2024-02-18T-04:00 before day of @2024-02-19TZ",
wantResult: newOrFatal(t, true),
},
{
name: "Timezone applied because the left DateTime is hour precision",
cql: "@2024-02-18T23-04:00 before day of @2024-02-19TZ",
wantResult: newOrFatal(t, false),
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
p := newFHIRParser(t)
parsedLibs, err := p.Libraries(context.Background(), wrapInLib(t, tc.cql), parser.Config{})
if err != nil {
t.Fatalf("Parse returned unexpected error: %v", err)
}
if diff := cmp.Diff(tc.wantModel, getTESTRESULTModel(t, parsedLibs)); tc.wantModel != nil && diff != "" {
t.Errorf("Parse diff (-want +got):\n%s", diff)
}
results, err := interpreter.Eval(context.Background(), parsedLibs, defaultInterpreterConfig(t, p))
if err != nil {
t.Fatalf("Eval returned unexpected error: %v", err)
}
if diff := cmp.Diff(tc.wantResult, getTESTRESULT(t, results), protocmp.Transform()); diff != "" {
t.Errorf("Eval diff (-want +got)\n%v", diff)
}
})
}
}
func TestDateTimeOperatorBefore_Error(t *testing.T) {
tests := []struct {
name string
cql string
wantModel model.IExpression
wantEvalErrContains string
}{
{
name: "Invalid Precision Date",
cql: "@2020-03-01 before second of @2020-03-02",
wantModel: &model.Before{
BinaryExpression: &model.BinaryExpression{
Operands: []model.IExpression{
model.NewLiteral("@2020-03-01", types.Date),
model.NewLiteral("@2020-03-02", types.Date),
},
Expression: model.ResultType(types.Boolean),
},
Precision: model.SECOND,
},
wantEvalErrContains: "precision must be one of",
},
{
name: "Invalid Precision DateTime",
cql: "@2024-02-29T01:20:30.101-07:00 before week of @2024-03-31T01:20:30.101-07:00",
wantEvalErrContains: "precision must be one of",
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
p := newFHIRParser(t)
parsedLibs, err := p.Libraries(context.Background(), wrapInLib(t, tc.cql), parser.Config{})
if err != nil {
t.Fatalf("Parse returned unexpected error: %v", err)
}
if diff := cmp.Diff(tc.wantModel, getTESTRESULTModel(t, parsedLibs)); tc.wantModel != nil && diff != "" {
t.Errorf("Parse diff (-want +got):\n%s", diff)
}
_, err = interpreter.Eval(context.Background(), parsedLibs, defaultInterpreterConfig(t, p))
if err == nil {
t.Fatalf("Evaluate Expression expected an error to be returned, got nil instead for cql: %s", tc.cql)
}
if !strings.Contains(err.Error(), tc.wantEvalErrContains) {
t.Errorf("Unexpected evaluation error contents. got: %v, want contains: %v", err.Error(), tc.wantEvalErrContains)
}
})
}
}
func TestDateTimeOperatorAfter(t *testing.T) {
tests := []struct {
name string
cql string
wantModel model.IExpression
wantResult result.Value
}{
{
name: "@2020-03-04 after day of @2020-03-02",
cql: "@2020-03-04 after day of @2020-03-02",
wantModel: &model.After{
BinaryExpression: &model.BinaryExpression{
Operands: []model.IExpression{
model.NewLiteral("@2020-03-04", types.Date),
model.NewLiteral("@2020-03-02", types.Date),
},
Expression: model.ResultType(types.Boolean),
},
Precision: model.DAY,
},
wantResult: newOrFatal(t, true),
},
{
name: "@2020-03-01 after day of @2020-03-02 returns false",
cql: "@2020-03-01 after day of @2020-03-02",
wantResult: newOrFatal(t, false),
},
{
name: "null after day of @2020-03-02 returns null",
// Ambiguous match without casting.
cql: "(null as Date) after day of @2020-03-02",
wantResult: newOrFatal(t, nil),
},
{
name: "@2020 after day of null returns null",
// Ambiguous match without casting.
cql: "@2020 after day of (null as Date)",
wantResult: newOrFatal(t, nil),
},
{
name: "@2020-03-01 after day of @2020-03-01 returns false",
cql: "@2020-03-01 after day of @2020-03-01",
wantResult: newOrFatal(t, false),
},
// DateTime tests
{
name: "@2024-02-29T01:20:30.101-07:00 after day of @2024-02-29T01:20:30.101-07:00 returns false",
cql: "@2024-02-29T01:20:30.101-07:00 after day of @2024-02-29T01:20:30.101-07:00",
wantResult: newOrFatal(t, false),
},
{
name: "Same Year Different Date at Year Precision is False",
cql: "@2024-05-29T01:20:30.101-07:00 after year of @2024-03-31T01:20:30.101-07:00",
wantResult: newOrFatal(t, false),
},
{
name: "Month Precision After True Even Though Day Precision is Before",
cql: "@2024-05-29T01:20:30.101-07:00 after month of @2024-03-31T01:20:30.101-07:00",
wantResult: newOrFatal(t, true),
},
{
name: "Timezone offset taken into account",
cql: "@2024-02-19T01:20+04:00 after hour of @2024-02-19T01:20+07:00",
wantResult: newOrFatal(t, true),
},
{
name: "Timezone not applied for day precision",
// If timezones were normalized this would be @2024-02-17TZ after day of @2024-02-17TZ which
// would be false.
cql: "@2024-02-18T+04:00 after day of @2024-02-17TZ",
wantResult: newOrFatal(t, true),
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
p := newFHIRParser(t)
parsedLibs, err := p.Libraries(context.Background(), wrapInLib(t, tc.cql), parser.Config{})
if err != nil {
t.Fatalf("Parse returned unexpected error: %v", err)
}
if diff := cmp.Diff(tc.wantModel, getTESTRESULTModel(t, parsedLibs)); tc.wantModel != nil && diff != "" {
t.Errorf("Parse diff (-want +got):\n%s", diff)
}
results, err := interpreter.Eval(context.Background(), parsedLibs, defaultInterpreterConfig(t, p))
if err != nil {
t.Fatalf("Eval returned unexpected error: %v", err)
}
gotResult := getTESTRESULT(t, results)
if diff := cmp.Diff(tc.wantResult, gotResult, protocmp.Transform()); diff != "" {
t.Errorf("Eval diff (-want +got)\n%v", diff)
}
})
}
}
func TestDateTimeOperatorDifferenceBetween(t *testing.T) {
tests := []struct {
name string
cql string
wantModel model.IExpression
wantResult result.Value
}{
{
name: "difference in years between @2020 and @2022",
cql: "difference in years between @2020 and @2022",
wantModel: &model.DifferenceBetween{
BinaryExpression: &model.BinaryExpression{
Operands: []model.IExpression{
model.NewLiteral("@2020", types.Date),
model.NewLiteral("@2022", types.Date),
},
Expression: model.ResultType(types.Integer),
},
Precision: model.YEAR,
},
wantResult: newOrFatal(t, 2),
},
{
name: "difference in years between @2022 and @2020",
cql: "difference in years between @2022 and @2020",
wantResult: newOrFatal(t, -2),
},
{
name: "difference in years between null and @2022 returns null",
cql: "difference in years between null and @2022",
wantResult: newOrFatal(t, nil),
},
{
name: "difference in years between @2020 and null returns null",
cql: "difference in years between @2020 and null",
wantResult: newOrFatal(t, nil),
},
{
name: "difference in months between @2020-10 and @2022-02",
cql: "difference in months between @2020-10 and @2022-02",
wantResult: newOrFatal(t, 16),
},
{
name: "difference in weeks from monday to saturday returns zero",
cql: "difference in weeks between @2023-11-20 and @2023-11-25",
wantResult: newOrFatal(t, 0),
},
{
name: "difference in weeks from monday to sunday returns 1",
cql: "difference in weeks between @2023-11-20 and @2023-11-26",
wantResult: newOrFatal(t, 1),
},
{
name: "difference in weeks from saturday to saturday returns 1",
cql: "difference in weeks between @2023-11-25 and @2023-12-02",
wantResult: newOrFatal(t, 1),
},
{
name: "difference in weeks from saturday to saturday a week later returns 2",
cql: "difference in weeks between @2023-11-25 and @2023-12-03",
wantResult: newOrFatal(t, 2),
},
{
name: "difference in days from saturday to monday returns 2",
cql: "difference in days between @2023-11-25 and @2023-11-27",
wantResult: newOrFatal(t, 2),
},
// DateTime tests
{
name: "difference in years between @2022-02-22T01:20:30.101-07:00 and @2024-02-22T01:20:30.101-07:00",
cql: "difference in years between @2022-02-22T01:20:30.101-07:00 and @2024-02-22T01:20:30.101-07:00",
wantResult: newOrFatal(t, 2),
},
{
name: "difference in hours between @2014-01-01T01:01:00.000Z and @2014-01-02T01:01:00.000Z",
cql: "difference in hours between @2014-01-01T01:01:00.000Z and @2014-01-02T01:01:00.000Z",
wantResult: newOrFatal(t, 24),
},
{
name: "difference in months between @2014-01-01T01:01:00.000Z and @2014-02",
cql: "difference in months between @2014-01-01T01:01:00.000Z and @2014-02",
wantResult: newOrFatal(t, 1),
},
{
name: "difference in milliseconds between @2022-02-22T01:20:30.101-07:00 and @2022-02-22T01:20:30.105-07:00",
cql: "difference in milliseconds between @2022-02-22T01:20:30.101-07:00 and @2022-02-22T01:20:30.105-07:00",
wantResult: newOrFatal(t, 4),
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
p := newFHIRParser(t)
parsedLibs, err := p.Libraries(context.Background(), wrapInLib(t, tc.cql), parser.Config{})
if err != nil {
t.Fatalf("Parse returned unexpected error: %v", err)
}
if diff := cmp.Diff(tc.wantModel, getTESTRESULTModel(t, parsedLibs)); tc.wantModel != nil && diff != "" {
t.Errorf("Parse diff (-want +got):\n%s", diff)
}
results, err := interpreter.Eval(context.Background(), parsedLibs, defaultInterpreterConfig(t, p))
if err != nil {
t.Fatalf("Eval returned unexpected error: %v", err)
}
gotResult := getTESTRESULT(t, results)
if diff := cmp.Diff(tc.wantResult, gotResult, protocmp.Transform()); diff != "" {
t.Errorf("Eval diff (-want +got)\n%v", diff)
}
})
}
}
func TestDateTimeOperatorDifferencebetween_Error(t *testing.T) {
tests := []struct {
name string
cql string
wantModel model.IExpression
wantEvalErrContains string
}{
{
name: "difference in months between 2014 and 2016 return error invalid precision",
cql: "difference in months between @2014 and @2016",
wantModel: &model.DifferenceBetween{
BinaryExpression: &model.BinaryExpression{
Operands: []model.IExpression{
model.NewLiteral("@2014", types.Date),
model.NewLiteral("@2016", types.Date),
},
Expression: model.ResultType(types.Integer),
},
Precision: model.MONTH,
},
wantEvalErrContains: "difference between specified a precision greater than argument precision",
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
p := newFHIRParser(t)
parsedLibs, err := p.Libraries(context.Background(), wrapInLib(t, tc.cql), parser.Config{})
if err != nil {
t.Fatalf("Parse returned unexpected error: %v", err)
}
if diff := cmp.Diff(tc.wantModel, getTESTRESULTModel(t, parsedLibs)); tc.wantModel != nil && diff != "" {
t.Errorf("Parse diff (-want +got):\n%s", diff)
}
_, err = interpreter.Eval(context.Background(), parsedLibs, defaultInterpreterConfig(t, p))
if err == nil {
t.Fatalf("Evaluate Expression expected an error to be returned, got nil instead for cql: %s", tc.cql)
}
if !strings.Contains(err.Error(), tc.wantEvalErrContains) {
t.Errorf("Unexpected evaluation error contents. got: %v, want contains: %v", err.Error(), tc.wantEvalErrContains)
}
})
}
}
func TestDateTimeOperatorSameOrAfter(t *testing.T) {
tests := []struct {
name string
cql string
wantModel model.IExpression
wantResult result.Value
}{
// same or after syntax
{
name: "@2020-03-04 same day or after @2020-03-02",
cql: "@2020-03-04 same day or after @2020-03-02",
wantModel: &model.SameOrAfter{
BinaryExpression: &model.BinaryExpression{
Operands: []model.IExpression{
model.NewLiteral("@2020-03-04", types.Date),
model.NewLiteral("@2020-03-02", types.Date),
},
Expression: model.ResultType(types.Boolean),
},
Precision: model.DAY,
},
wantResult: newOrFatal(t, true),
},
{
name: "@2020-03-01 same day or after @2020-03-02 returns false",
cql: "@2020-03-01 same day or after @2020-03-02",
wantResult: newOrFatal(t, false),
},
// on or after operator
{
name: "@2020-03-04 on or after day of @2020-03-02",
cql: "@2020-03-04 on or after day of @2020-03-02",
wantModel: &model.SameOrAfter{
BinaryExpression: &model.BinaryExpression{
Operands: []model.IExpression{
model.NewLiteral("@2020-03-04", types.Date),
model.NewLiteral("@2020-03-02", types.Date),
},
Expression: model.ResultType(types.Boolean),
},
Precision: model.DAY,
},
wantResult: newOrFatal(t, true),
},
{
name: "@2020-03-01 on or after day of @2020-03-02 returns false",
cql: "@2020-03-01 on or after day of @2020-03-02",
wantResult: newOrFatal(t, false),
},
{
name: "null on or after year of @2020 returns null",
// Ambiguous match without casting.
cql: "(null as Date) on or after year of @2020",
wantResult: newOrFatal(t, nil),
},
{
name: "@2020 on or after year of null returns null",
// Ambiguous match without casting.
cql: "@2020 on or after year of (null as Date)",
wantResult: newOrFatal(t, nil),
},
{
name: "@2024-02-29T01:20:30.101-07:00 on or after day of @2024-02-29T01:20:30.101-07:00",
cql: "@2024-02-29T01:20:30.101-07:00 on or after day of @2024-02-29T01:20:30.101-07:00",
wantResult: newOrFatal(t, true),
},
{
name: "Same Year Different Date at Year Precision is True",
cql: "@2024-03-30T01:20:30.101-07:00 on or after year of @2024-02-28T01:20:30.101-07:00",
wantResult: newOrFatal(t, true),
},
{
name: "Month Precision After True Even Though Day Precision is Before",
cql: "@2024-05-29T01:20:30.101-07:00 on or after month of @2024-03-31T01:20:30.101-07:00",
wantResult: newOrFatal(t, true),
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
p := newFHIRParser(t)
parsedLibs, err := p.Libraries(context.Background(), wrapInLib(t, tc.cql), parser.Config{})
if err != nil {
t.Fatalf("Parse returned unexpected error: %v", err)
}
if diff := cmp.Diff(tc.wantModel, getTESTRESULTModel(t, parsedLibs)); tc.wantModel != nil && diff != "" {
t.Errorf("Parse diff (-want +got):\n%s", diff)
}
results, err := interpreter.Eval(context.Background(), parsedLibs, defaultInterpreterConfig(t, p))
if err != nil {
t.Fatalf("Eval returned unexpected error: %v", err)
}
if diff := cmp.Diff(tc.wantResult, getTESTRESULT(t, results), protocmp.Transform()); diff != "" {
t.Errorf("Eval diff (-want +got)\n%v", diff)
}
})
}
}
func TestDateTimeOperatorSameOrBefore(t *testing.T) {
tests := []struct {
name string
cql string
wantModel model.IExpression
wantResult result.Value
}{
// same or before syntax
{
name: "@2020-03-01 same day or before @2020-03-02",
cql: "@2020-03-01 same day or before @2020-03-02",
wantModel: &model.SameOrBefore{
BinaryExpression: &model.BinaryExpression{
Operands: []model.IExpression{
model.NewLiteral("@2020-03-01", types.Date),
model.NewLiteral("@2020-03-02", types.Date),
},
Expression: model.ResultType(types.Boolean),
},
Precision: model.DAY,
},
wantResult: newOrFatal(t, true),
},
{
name: "@2020-03-04 same day or before @2020-03-02 returns false",
cql: "@2020-03-04 same day or before @2020-03-02",
wantResult: newOrFatal(t, false),
},
// on or before operator
{
name: "@2020-03-01 on or before day of @2020-03-02",
cql: "@2020-03-01 on or before day of @2020-03-02",
wantModel: &model.SameOrBefore{
BinaryExpression: &model.BinaryExpression{
Operands: []model.IExpression{
model.NewLiteral("@2020-03-01", types.Date),
model.NewLiteral("@2020-03-02", types.Date),
},
Expression: model.ResultType(types.Boolean),
},
Precision: model.DAY,
},
wantResult: newOrFatal(t, true),
},
{
name: "@2020-03-04 on or before day of @2020-03-02 returns false",
cql: "@2020-03-04 on or before day of @2020-03-02",
wantResult: newOrFatal(t, false),
},
{
name: "null on or before year of @2020 returns null",
// Ambiguous match without casting.
cql: "(null as Date) on or before year of @2020",
wantResult: newOrFatal(t, nil),
},
{
name: "@2020 on or before year of null returns null",
// Ambiguous match without casting.
cql: "@2020 on or before year of (null as Date)",
wantResult: newOrFatal(t, nil),
},
{
name: "@2024-02-29T01:20:30.101-07:00 on or before day of @2024-02-29T01:20:30.101-07:00",
cql: "@2024-02-29T01:20:30.101-07:00 on or before day of @2024-02-29T01:20:30.101-07:00",
wantResult: newOrFatal(t, true),
},
{
name: "Same Year Different Date at Year Precision is True",
cql: "@2024-02-29T01:20:30.101-07:00 on or before year of @2024-03-31T01:20:30.101-07:00",
wantResult: newOrFatal(t, true),
},
{
name: "Month Precision Before True Even Though Day Precision is After",
cql: "@2024-02-29T01:20:30.101-07:00 on or before month of @2024-03-31T01:20:30.101-07:00",
wantResult: newOrFatal(t, true),
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
p := newFHIRParser(t)
parsedLibs, err := p.Libraries(context.Background(), wrapInLib(t, tc.cql), parser.Config{})
if err != nil {
t.Fatalf("Parse returned unexpected error: %v", err)
}
if diff := cmp.Diff(tc.wantModel, getTESTRESULTModel(t, parsedLibs)); tc.wantModel != nil && diff != "" {
t.Errorf("Parse diff (-want +got):\n%s", diff)
}
results, err := interpreter.Eval(context.Background(), parsedLibs, defaultInterpreterConfig(t, p))
if err != nil {
t.Fatalf("Eval returned unexpected error: %v", err)
}
if diff := cmp.Diff(tc.wantResult, getTESTRESULT(t, results), protocmp.Transform()); diff != "" {
t.Errorf("Eval diff (-want +got)\n%v", diff)
}
})
}
}
func TestEvaluationTimestamp(t *testing.T) {
tests := []struct {
name string
cql string
evaluationTimestamp time.Time
wantModel model.IExpression
wantResult result.Value
}{
{
name: "Now returns passed evaluation timestamp",
cql: "define TESTRESULT: Now()",
evaluationTimestamp: time.Date(2024, time.January, 1, 0, 0, 0, 1, time.UTC),
wantModel: &model.Now{
NaryExpression: &model.NaryExpression{
Operands: []model.IExpression{},
Expression: model.ResultType(types.DateTime),
},
},
wantResult: newOrFatal(t, result.DateTime{Date: time.Date(2024, time.January, 1, 0, 0, 0, 1, time.UTC), Precision: model.MILLISECOND}),
},
{
name: "now() returns passed evaluation timestamp",
cql: "define TESTRESULT: now()",
evaluationTimestamp: time.Date(2024, time.January, 1, 0, 0, 0, 1, time.UTC),
wantModel: &model.Now{
NaryExpression: &model.NaryExpression{
Operands: []model.IExpression{},
Expression: model.ResultType(types.DateTime),
},
},
wantResult: newOrFatal(t, result.DateTime{Date: time.Date(2024, time.January, 1, 0, 0, 0, 1, time.UTC), Precision: model.MILLISECOND}),
},
{
name: "Time returns passed evaluation timestamp time components",
cql: "define TESTRESULT: TimeOfDay()",
evaluationTimestamp: time.Date(0, time.January, 1, 1, 2, 3, 4, time.UTC),
wantResult: newOrFatal(t, result.Time{Date: time.Date(0, time.January, 1, 1, 2, 3, 4, time.UTC), Precision: model.MILLISECOND}),
},
{
name: "Today truncates time values",
cql: "define TESTRESULT: Today()",
evaluationTimestamp: time.Date(2024, time.January, 1, 1, 1, 1, 1, time.UTC),
wantResult: newOrFatal(t, result.Date{Date: time.Date(2024, time.January, 1, 0, 0, 0, 0, time.UTC), Precision: model.DAY}),
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
testCQL := fmt.Sprintf(dedent.Dedent(`
library TESTLIB version '1.0.0'
using FHIR version '4.0.1'
%v`), tc.cql)
p := newFHIRParser(t)
parsedLibs, err := p.Libraries(context.Background(), addFHIRHelpersLib(t, testCQL), parser.Config{})
if err != nil {
t.Fatalf("Parse returned unexpected error: %v", err)
}
if diff := cmp.Diff(tc.wantModel, getTESTRESULTModel(t, parsedLibs)); tc.wantModel != nil && diff != "" {
t.Errorf("Parse diff (-want +got):\n%s", diff)
}
config := defaultInterpreterConfig(t, p)
config.EvaluationTimestamp = tc.evaluationTimestamp
results, err := interpreter.Eval(context.Background(), parsedLibs, config)
if err != nil {
t.Fatalf("Eval returned unexpected error: %v", err)
}
if diff := cmp.Diff(tc.wantResult, getTESTRESULT(t, results), protocmp.Transform()); diff != "" {
t.Errorf("Eval diff (-want +got)\n%v", diff)
}
})
}
}
func TestDate(t *testing.T) {
tests := []struct {
name string
cql string
wantModel model.IExpression
wantResult result.Value
}{
{
name: "Year",
cql: "Date(2014)",
wantModel: &model.Date{
NaryExpression: &model.NaryExpression{
Operands: []model.IExpression{
model.NewLiteral("2014", types.Integer),
},
Expression: model.ResultType(types.Date),
},
},
wantResult: newOrFatal(t, result.Date{Date: time.Date(2014, time.January, 1, 0, 0, 0, 0, time.UTC), Precision: model.YEAR}),
},
{
name: "Month",
cql: "Date(2014, 9)",
wantResult: newOrFatal(t, result.Date{Date: time.Date(2014, time.September, 1, 0, 0, 0, 0, time.UTC), Precision: model.MONTH}),
},
{
name: "Day",
cql: "Date(2014, 9, 4)",
wantResult: newOrFatal(t, result.Date{Date: time.Date(2014, time.September, 4, 0, 0, 0, 0, time.UTC), Precision: model.DAY}),
},
{
name: "Functional and string constructors equal",
cql: "Date(2014, 9, 4) = @2014-09-04",
wantResult: newOrFatal(t, true),
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
p := newFHIRParser(t)
parsedLibs, err := p.Libraries(context.Background(), wrapInLib(t, tc.cql), parser.Config{})
if err != nil {
t.Fatalf("Parse returned unexpected error: %v", err)
}
if diff := cmp.Diff(tc.wantModel, getTESTRESULTModel(t, parsedLibs)); tc.wantModel != nil && diff != "" {
t.Errorf("Parse diff (-want +got):\n%s", diff)
}
results, err := interpreter.Eval(context.Background(), parsedLibs, defaultInterpreterConfig(t, p))
if err != nil {
t.Fatalf("Eval returned unexpected error: %v", err)
}
if diff := cmp.Diff(tc.wantResult, getTESTRESULT(t, results), protocmp.Transform()); diff != "" {
t.Errorf("Eval diff (-want +got)\n%v", diff)
}
})
}
}
func TestDateTime(t *testing.T) {
tests := []struct {
name string
cql string
wantModel model.IExpression
wantResult result.Value
}{
{
name: "Year",
cql: "DateTime(2014)",
wantModel: &model.DateTime{
NaryExpression: &model.NaryExpression{
Operands: []model.IExpression{
model.NewLiteral("2014", types.Integer),
},
Expression: model.ResultType(types.DateTime),
},
},
wantResult: newOrFatal(t, result.DateTime{Date: time.Date(2014, time.January, 1, 0, 0, 0, 0, defaultEvalTimestamp.Location()), Precision: model.YEAR}),
},
{
name: "Month",
cql: "DateTime(2014, 9)",
wantResult: newOrFatal(t, result.DateTime{Date: time.Date(2014, time.September, 1, 0, 0, 0, 0, defaultEvalTimestamp.Location()), Precision: model.MONTH}),
},
{
name: "Day",
cql: "DateTime(2014, 9, 4)",
wantResult: newOrFatal(t, result.DateTime{Date: time.Date(2014, time.September, 4, 0, 0, 0, 0, defaultEvalTimestamp.Location()), Precision: model.DAY}),
},
{
name: "Hour",
cql: "DateTime(2014, 9, 4, 12)",
wantResult: newOrFatal(t, result.DateTime{Date: time.Date(2014, time.September, 4, 12, 0, 0, 0, defaultEvalTimestamp.Location()), Precision: model.HOUR}),
},
{
name: "Minute",
cql: "DateTime(2014, 9, 4, 12, 30)",
wantResult: newOrFatal(t, result.DateTime{Date: time.Date(2014, time.September, 4, 12, 30, 0, 0, defaultEvalTimestamp.Location()), Precision: model.MINUTE}),
},
{
name: "Second",
cql: "DateTime(2014, 9, 4, 12, 30, 30)",
wantResult: newOrFatal(t, result.DateTime{Date: time.Date(2014, time.September, 4, 12, 30, 30, 0, defaultEvalTimestamp.Location()), Precision: model.SECOND}),
},
{
name: "Millisecond",
cql: "DateTime(2014, 9, 4, 12, 30, 30, 100)",
wantResult: newOrFatal(t, result.DateTime{Date: time.Date(2014, time.September, 4, 12, 30, 30, 100*1000000, defaultEvalTimestamp.Location()), Precision: model.MILLISECOND}),
},
{
name: "Timezone",
cql: "DateTime(2014, 9, 4, 12, 30, 30, 100, -7)",
wantResult: newOrFatal(t, result.DateTime{Date: time.Date(2014, time.September, 4, 12, 30, 30, 100*1000000, time.FixedZone("-7", -7*60*60)), Precision: model.MILLISECOND}),
},
{
name: "Functional and string constructors equal",
cql: "DateTime(2014, 9, 4, 12, 30, 30, 101) = @2014-09-04T12:30:30.101",
wantResult: newOrFatal(t, true),
},
{
name: "Functional and string constructors equal with timezone",
cql: "DateTime(2014, 9, 4, 12, 30, 30, 101, -7) = @2014-09-04T12:30:30.101-07:00",
wantResult: newOrFatal(t, true),
},
{
name: "All null arguments",
cql: "DateTime(null, null, null, null, null, null, null, null)",
wantResult: newOrFatal(t, nil),
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
p := newFHIRParser(t)
parsedLibs, err := p.Libraries(context.Background(), wrapInLib(t, tc.cql), parser.Config{})
if err != nil {
t.Fatalf("Parse returned unexpected error: %v", err)
}
if diff := cmp.Diff(tc.wantModel, getTESTRESULTModel(t, parsedLibs)); tc.wantModel != nil && diff != "" {
t.Errorf("Parse diff (-want +got):\n%s", diff)
}
results, err := interpreter.Eval(context.Background(), parsedLibs, defaultInterpreterConfig(t, p))
if err != nil {
t.Fatalf("Eval returned unexpected error: %v", err)
}
if diff := cmp.Diff(tc.wantResult, getTESTRESULT(t, results), protocmp.Transform()); diff != "" {
t.Errorf("Eval diff (-want +got)\n%v", diff)
}
})
}
}
func TestTime(t *testing.T) {
tests := []struct {
name string
cql string
wantModel model.IExpression
wantResult result.Value
}{
{
name: "Hour",
cql: "Time(21)",
wantModel: &model.Time{
NaryExpression: &model.NaryExpression{
Operands: []model.IExpression{
model.NewLiteral("21", types.Integer),
},
Expression: model.ResultType(types.Time),
},
},
wantResult: newOrFatal(t, result.Time{Date: time.Date(0, time.January, 1, 21, 0, 0, 0, defaultEvalTimestamp.Location()), Precision: model.HOUR}),
},
{
name: "Minute",
cql: "Time(12, 30)",
wantResult: newOrFatal(t, result.Time{Date: time.Date(0, time.January, 1, 12, 30, 0, 0, defaultEvalTimestamp.Location()), Precision: model.MINUTE}),
},
{
name: "Second",
cql: "Time(12, 30, 30)",
wantResult: newOrFatal(t, result.Time{Date: time.Date(0, time.January, 1, 12, 30, 30, 0, defaultEvalTimestamp.Location()), Precision: model.SECOND}),
},
{
name: "Millisecond",
cql: "Time(12, 30, 30, 100)",
wantResult: newOrFatal(t, result.Time{Date: time.Date(0, time.January, 1, 12, 30, 30, 100*1000000, defaultEvalTimestamp.Location()), Precision: model.MILLISECOND}),
},
{
name: "Functional and string constructors equal",
cql: "Time(12, 30, 30, 101) = @T12:30:30.101",
wantResult: newOrFatal(t, true),
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
p := newFHIRParser(t)
parsedLibs, err := p.Libraries(context.Background(), wrapInLib(t, tc.cql), parser.Config{})
if err != nil {
t.Fatalf("Parse returned unexpected error: %v", err)
}
if diff := cmp.Diff(tc.wantModel, getTESTRESULTModel(t, parsedLibs)); tc.wantModel != nil && diff != "" {
t.Errorf("Parse diff (-want +got):\n%s", diff)
}
results, err := interpreter.Eval(context.Background(), parsedLibs, defaultInterpreterConfig(t, p))
if err != nil {
t.Fatalf("Eval returned unexpected error: %v", err)
}
if diff := cmp.Diff(tc.wantResult, getTESTRESULT(t, results), protocmp.Transform()); diff != "" {
t.Errorf("Eval diff (-want +got)\n%v", diff)
}
})
}
}
func TestDateTimeConstructor_Errors(t *testing.T) {