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operator_comparison_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"
"strings"
"testing"
"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 TestEqual(t *testing.T) {
tests := []struct {
name string
cql string
wantModel model.IExpression
wantResult result.Value
}{
{
name: "null = true",
cql: "null = true",
wantModel: &model.Equal{
BinaryExpression: &model.BinaryExpression{
Operands: []model.IExpression{
&model.As{
UnaryExpression: &model.UnaryExpression{
Expression: model.ResultType(types.Boolean),
Operand: model.NewLiteral("null", types.Any),
},
AsTypeSpecifier: types.Boolean,
},
model.NewLiteral("true", types.Boolean),
},
Expression: model.ResultType(types.Boolean),
},
},
wantResult: newOrFatal(t, nil),
},
{
name: "false = null",
cql: "false = null",
wantResult: newOrFatal(t, nil),
},
{
name: "true = true",
cql: "true = true",
wantResult: newOrFatal(t, true),
},
{
name: "false = false",
cql: "false = false",
wantResult: newOrFatal(t, true),
},
{
name: "false = true",
cql: "false = true",
wantResult: newOrFatal(t, false),
},
{
name: "true = false",
cql: "true = false",
wantResult: newOrFatal(t, false),
},
{
name: "DateTimes equal",
cql: "@2024-02-29T01:20:30.101-07:00 = @2024-02-29T01:20:30.101-07:00",
wantResult: newOrFatal(t, true),
},
{
name: "DateTimes not equal",
cql: "@2024-02-29T01:20:30.101-07:00 = @2028-02-29T01:20:30.101-07:00",
wantResult: newOrFatal(t, false),
},
{
name: "Equal DateTimes until differing precision is null",
cql: "@2024-02-29T01:20:30.101-07:00 = @2024-02-29T",
wantResult: newOrFatal(t, nil),
},
{
name: "Dates equal",
cql: "@2024-02-29 = @2024-02-29",
wantResult: newOrFatal(t, true),
},
{
name: "Dates not equal",
cql: "@2024-02-29 = @2028-02-29",
wantResult: newOrFatal(t, false),
},
{
name: "Equal Dates until differing precision is null",
cql: "@2024-02-29 = @2024-02",
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 TestNotEqual(t *testing.T) {
tests := []struct {
name string
cql string
wantModel model.IExpression
wantResult result.Value
}{
{
name: "null != true",
cql: "null != true",
wantModel: &model.Not{
UnaryExpression: &model.UnaryExpression{
Expression: model.ResultType(types.Boolean),
Operand: &model.Equal{
BinaryExpression: &model.BinaryExpression{
Operands: []model.IExpression{
&model.As{
UnaryExpression: &model.UnaryExpression{
Expression: model.ResultType(types.Boolean),
Operand: model.NewLiteral("null", types.Any),
},
AsTypeSpecifier: types.Boolean,
},
model.NewLiteral("true", types.Boolean),
},
Expression: model.ResultType(types.Boolean),
},
},
},
},
wantResult: newOrFatal(t, nil),
},
{
name: "false != null",
cql: "false != null",
wantResult: newOrFatal(t, nil),
},
{
name: "true != true",
cql: "true != true",
wantResult: newOrFatal(t, false),
},
{
name: "false != false",
cql: "false != false",
wantResult: newOrFatal(t, false),
},
{
name: "false != true",
cql: "false != true",
wantResult: newOrFatal(t, true),
},
{
name: "true != false",
cql: "true != false",
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 TestEquivalent(t *testing.T) {
tests := []struct {
name string
cql string
wantModel model.IExpression
wantResult result.Value
}{
{
name: "null ~ true",
cql: "null ~ true",
wantModel: &model.Equivalent{
BinaryExpression: &model.BinaryExpression{
Operands: []model.IExpression{
&model.As{
UnaryExpression: &model.UnaryExpression{
Expression: model.ResultType(types.Boolean),
Operand: model.NewLiteral("null", types.Any),
},
AsTypeSpecifier: types.Boolean,
},
model.NewLiteral("true", types.Boolean),
},
Expression: model.ResultType(types.Boolean),
},
},
wantResult: newOrFatal(t, false),
},
{
name: "Boolean nulls are equivalent",
cql: "null as Boolean ~ null as Boolean",
wantResult: newOrFatal(t, true),
},
{
name: "true ~ true",
cql: "true ~ true",
wantResult: newOrFatal(t, true),
},
{
name: "false ~ false",
cql: "false ~ false",
wantResult: newOrFatal(t, true),
},
{
name: "false ~ true",
cql: "false ~ true",
wantResult: newOrFatal(t, false),
},
{
name: "true ~ false",
cql: "true ~ false",
wantResult: newOrFatal(t, false),
},
{
name: "DateTimes equivalent",
cql: "@2024-02-29T01:20:30.101-07:00 ~ @2024-02-29T01:20:30.101-07:00",
wantResult: newOrFatal(t, true),
},
{
name: "DateTimes not equivalent",
cql: "@2024-02-29T01:20:30.101-07:00 ~ @2028-02-29T01:20:30.101-07:00",
wantResult: newOrFatal(t, false),
},
{
name: "DateTime nulls are equivalent",
cql: "null as DateTime ~ null as DateTime",
wantResult: newOrFatal(t, true),
},
{
name: "DateTime equivalent to null is false",
cql: "@2024-02-29T01:20:30.101-07:00 ~ null",
wantResult: newOrFatal(t, false),
},
{
name: "Equal DateTimes until differing precision is false",
cql: "@2024-02-29T01:20:30.101-07:00 ~ @2024-02-29T",
wantResult: newOrFatal(t, false),
},
{
name: "Dates equivalent",
cql: "@2024-02-29 ~ @2024-02-29",
wantResult: newOrFatal(t, true),
},
{
name: "Dates not equivalent",
cql: "@2024-02-29 ~ @2028-02-29",
wantResult: newOrFatal(t, false),
},
{
name: "Date nulls are equivalent",
cql: "null as Date ~ null as Date",
wantResult: newOrFatal(t, true),
},
{
name: "Date equivalent to null is false",
cql: "@2024-02-29 ~ null",
wantResult: newOrFatal(t, false),
},
{
name: "Equal Dates until differing precision is false",
cql: "@2024-02-29 ~ @2024-02",
wantResult: newOrFatal(t, false),
},
{
name: "Equivalent integers",
cql: "1 ~ 1",
wantResult: newOrFatal(t, true),
},
{
name: "Not equivalent integers",
cql: "1 ~ 2",
wantResult: newOrFatal(t, false),
},
{
name: "Integer nulls are equivalent",
cql: "null as Integer ~ null as Integer",
wantResult: newOrFatal(t, true),
},
{
name: "Integer equivalent to null is false",
cql: "1 ~ null",
wantResult: newOrFatal(t, false),
},
{
name: "Equivalent Long",
cql: "1L ~ 1L",
wantResult: newOrFatal(t, true),
},
{
name: "Not equivalent Long",
cql: "1L ~ 2L",
wantResult: newOrFatal(t, false),
},
{
name: "Equivalent empty Lists",
cql: "{} ~ {}",
wantResult: newOrFatal(t, true),
},
{
name: "Long nulls are equivalent",
cql: "null as Long ~ null as Long",
wantResult: newOrFatal(t, true),
},
{
name: "Date equivalent to null is false",
cql: "1L ~ null",
wantResult: newOrFatal(t, false),
},
{
name: "Equivalent Lists",
cql: "{1, 2} ~ {1, 2}",
wantResult: newOrFatal(t, true),
},
{
name: "Not equivalent Lists",
cql: "{1} ~ {2}",
wantResult: newOrFatal(t, false),
},
{
name: "Not equivalent Lists of different length",
cql: "{1} ~ {2, 3}",
wantResult: newOrFatal(t, false),
},
{
name: "{1, 2} ~ null = false",
cql: "{1} ~ null",
wantResult: newOrFatal(t, false),
},
{
name: "null as List<Any> ~ null as List<Any>",
cql: "null as List<Any> ~ null as List<Any>",
wantResult: newOrFatal(t, true),
},
{
name: "Equivalent lists with implicit conversions",
cql: "{1, 2L} ~ {1L, 2L}",
wantResult: newOrFatal(t, true),
},
{
name: "Equivalent Intervals",
cql: "Interval[1, 2] ~ Interval[1, 2]",
wantResult: newOrFatal(t, true),
},
{
name: "Not equivalent Intervals",
cql: "Interval[1, 4] ~ Interval[1, 2]",
wantResult: newOrFatal(t, false),
},
{
name: "Equivalent intervals with nulls",
cql: "Interval(null, 4] ~ Interval(null, 4]",
wantResult: newOrFatal(t, true),
},
{
name: "Non equivalent intervals with nulls",
cql: "null ~ Interval[1, 4]",
wantResult: newOrFatal(t, false),
},
{
name: "Equivalent null intervals",
cql: "null as Interval<Any> ~ null as Interval<Any>",
wantResult: newOrFatal(t, true),
},
{
name: "Equivalent intervals that require implicit conversions",
cql: "Interval[1, 4L] ~ Interval[1L, 4L]",
wantResult: newOrFatal(t, true),
},
{
name: "Equivalent Strings",
cql: "'a' ~ 'a'",
wantResult: newOrFatal(t, true),
},
{
name: "Equivalent Strings with differing case",
cql: "'abc' ~ 'Abc'",
wantResult: newOrFatal(t, true),
},
{
name: "Equivalent Strings with different whitespace characters",
// This is "'a b' ~ 'a<TAB>b'"
cql: "'a b' ~ 'a\tb'",
wantResult: newOrFatal(t, true),
},
{
name: "Not Equivalent Strings",
cql: "'abc' ~ 'zbc'",
wantResult: newOrFatal(t, false),
},
{
name: "Non equivalent Strings with null",
cql: "'a' ~ null",
wantResult: newOrFatal(t, false),
},
{
name: "Equivalent null strings",
cql: "null as String ~ null as String",
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 TestEquivalent_Errors(t *testing.T) {
tests := []struct {
name string
cql string
wantModel model.IExpression
wantEvalErrContains string
}{
{
name: "Unsupported mixed lists equivalent",
cql: "List<Any>{1, 'str', 1} ~ List<Any>{1, 'str', 1.0}",
wantEvalErrContains: "unable to match Equivalent overload for elements in a list, this is likely because our engine does not fully support mixed type lists yet",
},
}
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 containing %q, got nil instead", tc.wantEvalErrContains)
}
if !strings.Contains(err.Error(), tc.wantEvalErrContains) {
t.Errorf("Unexpected evaluation error contents got (%v) want (%v)", err.Error(), tc.wantEvalErrContains)
}
})
}
}
func TestNotEquivalent(t *testing.T) {
tests := []struct {
name string
cql string
wantModel model.IExpression
wantResult result.Value
}{
{
name: "null !~ true",
cql: "null !~ true",
wantModel: &model.Not{
UnaryExpression: &model.UnaryExpression{
Expression: model.ResultType(types.Boolean),
Operand: &model.Equivalent{
BinaryExpression: &model.BinaryExpression{
Operands: []model.IExpression{
&model.As{
UnaryExpression: &model.UnaryExpression{
Expression: model.ResultType(types.Boolean),
Operand: model.NewLiteral("null", types.Any),
},
AsTypeSpecifier: types.Boolean,
},
model.NewLiteral("true", types.Boolean),
},
Expression: model.ResultType(types.Boolean),
},
},
},
},
wantResult: newOrFatal(t, true),
},
{
name: "true !~ true",
cql: "true !~ true",
wantResult: newOrFatal(t, false),
},
{
name: "false !~ false",
cql: "false !~ false",
wantResult: newOrFatal(t, false),
},
{
name: "false !~ true",
cql: "false !~ true",
wantResult: newOrFatal(t, true),
},
{
name: "true !~ false",
cql: "true !~ false",
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 TestEquivalentCodes(t *testing.T) {
tests := []struct {
name string
cql string
wantModel model.IExpression
wantResult result.Value
}{
// Code equivalency tests, per https://cql.hl7.org/09-b-cqlreference.html#equivalent-3
{
name: `null ~ Code`,
cql: dedent.Dedent(`
codesystem cs: 'https://example.com/cs/diagnosis' version '1.0'
define TESTRESULT: null as Code ~ Code 'code1' from "cs" display 'display1'`),
wantModel: &model.Equivalent{
BinaryExpression: &model.BinaryExpression{
Operands: []model.IExpression{
&model.As{
UnaryExpression: &model.UnaryExpression{
Expression: model.ResultType(types.Code),
Operand: model.NewLiteral("null", types.Any),
},
AsTypeSpecifier: types.Code,
},
&model.Code{
System: &model.CodeSystemRef{Name: "cs", Expression: model.ResultType(types.CodeSystem)},
Code: "code1",
Display: "display1",
Expression: model.ResultType(types.Code),
},
},
Expression: model.ResultType(types.Boolean),
},
},
wantResult: newOrFatal(t, false),
},
{
name: `Equivalent codes`,
cql: dedent.Dedent(`
codesystem cs: 'https://example.com/cs/diagnosis' version '1.0'
define TESTRESULT: Code 'code1' from "cs" display 'display1' ~ Code 'code1' from "cs" display 'display1'`),
wantResult: newOrFatal(t, true),
},
{
name: `Equivalent codes uses string equivalency for codes`,
cql: dedent.Dedent(`define TESTRESULT: Code { system: 'system1', code: '1\t1' } ~ Code { system: 'system1', code: '1 1' }`),
wantResult: newOrFatal(t, true),
},
{
name: `Equivalent codes uses string equivalency for system`,
cql: dedent.Dedent(`
define TESTRESULT: Code { system: 'system 1', code: '1' } ~ Code { system: 'system\t1', code: '1' }`),
wantResult: newOrFatal(t, true),
},
{
name: `Codes with different displays still true`,
cql: dedent.Dedent(`
codesystem cs: 'https://example.com/cs/diagnosis' version '1.0'
define TESTRESULT: Code 'code1' from "cs" display 'display1' ~ Code 'code1' from "cs" display 'display2'`),
wantResult: newOrFatal(t, true),
},
{
name: `Codes with different systems`,
cql: dedent.Dedent(`
codesystem cs: 'https://example.com/cs/diagnosis' version '1.0'
codesystem cs2: 'url' version '1.0'
define TESTRESULT: Code 'code1' from "cs" display 'display1' ~ Code 'code1' from "cs2" display 'display1'`),
wantResult: newOrFatal(t, false),
},
{
name: `Codes with different codes`,
cql: dedent.Dedent(`
codesystem cs: 'https://example.com/cs/diagnosis' version '1.0'
define TESTRESULT: Code 'code1' from "cs" display 'display1' ~ Code 'code2' from "cs" display 'display1'`),
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(), []string{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 TestNotEquivalentCodes(t *testing.T) {
tests := []struct {
name string
cql string
wantModel model.IExpression
wantResult result.Value
}{
// Code equivalency tests, per https://cql.hl7.org/09-b-cqlreference.html#equivalent-3
{
name: `Not Equivalent codes`,
cql: dedent.Dedent(`
codesystem cs: 'https://example.com/cs/diagnosis' version '1.0'
code c1: 'code1' from "cs"
code c2: 'code2' from "cs" display 'display1'
define TESTRESULT: c1 !~ c2`),
wantResult: newOrFatal(t, true),
},
{
name: `Not Equivalent on equivalent codes`,
cql: dedent.Dedent(`
codesystem cs: 'https://example.com/cs/diagnosis' version '1.0'
code c1: 'code1' from "cs"
code c2: 'code1' from "cs" display 'display1'
define TESTRESULT: c1 !~ c2`),
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(), []string{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 TestEquivalentConceptCode(t *testing.T) {
tests := []struct {
name string
cql string
wantModel model.IExpression
wantResult result.Value
}{
// (Concept, Code) equivalency tests, per
// https://cql.hl7.org/09-b-cqlreference.html#equivalent-3
{
name: `Equivalent Concept and Code`,
cql: "define TESTRESULT: Equivalent(Concept { codes: { Code { system: 'http://example.com', code: '1' } } }, Code { system: 'http://example.com', code: '1' })",
wantModel: &model.Equivalent{
BinaryExpression: &model.BinaryExpression{
Operands: []model.IExpression{
&model.Instance{
Expression: model.ResultType(types.Concept),
ClassType: types.Concept,
Elements: []*model.InstanceElement{
&model.InstanceElement{
Name: "codes",
Value: &model.List{
Expression: model.ResultType(&types.List{ElementType: types.Code}),
List: []model.IExpression{
&model.Instance{
Expression: model.ResultType(types.Code),
ClassType: types.Code,
Elements: []*model.InstanceElement{
&model.InstanceElement{Name: "system", Value: model.NewLiteral("http://example.com", types.String)},
&model.InstanceElement{Name: "code", Value: model.NewLiteral("1", types.String)},
},
},
},
},
},
},
},
&model.Instance{
Expression: model.ResultType(types.Code),
ClassType: types.Code,
Elements: []*model.InstanceElement{
&model.InstanceElement{Name: "system", Value: model.NewLiteral("http://example.com", types.String)},
&model.InstanceElement{Name: "code", Value: model.NewLiteral("1", types.String)},
},
},
},
Expression: model.ResultType(types.Boolean),
},
},
wantResult: newOrFatal(t, true),
},
{
name: "Equivalent with ~ operator",
cql: "define TESTRESULT: Concept { codes: { Code { system: 'http://example.com', code: '1' } } } ~ Code { system: 'http://example.com', code: '1' }",
wantResult: newOrFatal(t, true),
},
{
name: "Equivalent where Concept has multiple codes",
cql: "define TESTRESULT: Equivalent(Concept { codes: { Code { system: 'http://example.com', code: '1' }, Code { system: 'http://example.com', code: '2' } } }, Code { system: 'http://example.com', code: '1' })",
wantResult: newOrFatal(t, true),
},
{
name: "Equivalent where Concept has null codes",
cql: "define TESTRESULT: Equivalent(Concept { codes: { null as Code, null as Code, Code { system: 'http://example.com', code: '1' } } }, Code { system: 'http://example.com', code: '1' })",
wantResult: newOrFatal(t, true),
},
{
name: "Equivalent where Concept has null codes to a null code",
cql: "define TESTRESULT: Equivalent(Concept { codes: { null as Code, null as Code, Code { system: 'http://example.com', code: '1' } } }, null as Code)",
wantResult: newOrFatal(t, true),
},
{
name: "Equivalent uses string equivalency for code comparison",
cql: "define TESTRESULT: Equivalent(Concept { codes: { Code { system: 'http://example.com', code: '1 1' } } }, Code { system: 'http://example.com', code: '1\t1' })",
wantResult: newOrFatal(t, true),
},
{
name: "Not Equivalent",
cql: "define TESTRESULT: Equivalent(Concept { codes: { Code { system: 'http://example.com', code: '1' } } }, Code { system: 'http://example.com', code: '2' })",
wantResult: newOrFatal(t, false),
},
{
name: "Equivalent(null as Concept, null as Code)",
cql: "define TESTRESULT: Equivalent(null as Concept, null as Code)",
wantResult: newOrFatal(t, false),
},
{
name: "Equivalent(null, Code)",
cql: "define TESTRESULT: Equivalent(null as Concept, Code { system: 'http://example.com', code: '1' })",
wantResult: newOrFatal(t, false),
},
{
name: "Equivalent(Concept, null)",
cql: "define TESTRESULT: Equivalent(Concept { codes: { Code { system: 'http://example.com', code: '1' } } }, null as Code)",
wantResult: newOrFatal(t, false),
},
{
name: "Equivalent(empty Concept, null)",
cql: "define TESTRESULT: Equivalent(Concept { codes: { } }, null as Code)",
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(), []string{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 TestGreater(t *testing.T) {
tests := []struct {
name string
cql string
wantModel model.IExpression
wantResult result.Value
}{
{
name: "2 > 1",
cql: "2 > 1",
wantModel: &model.Greater{
BinaryExpression: &model.BinaryExpression{
Operands: []model.IExpression{
model.NewLiteral("2", types.Integer),
model.NewLiteral("1", types.Integer),
},
Expression: model.ResultType(types.Boolean),
},
},
wantResult: newOrFatal(t, true),
},
{
name: "1 > 2",
cql: "1 > 2",
wantResult: newOrFatal(t, false),
},
{
name: "1 > 1",
cql: "1 > 1",
wantResult: newOrFatal(t, false),
},
{
name: "1 > null",
cql: "1 > null",
wantResult: newOrFatal(t, nil),
},
{
name: "2L > 1L",
cql: "2L > 1L",
wantResult: newOrFatal(t, true),
},
{
name: "1L > 2L",
cql: "1L > 2L",
wantResult: newOrFatal(t, false),
},
{
name: "1L > 1L",
cql: "1L > 1L",
wantResult: newOrFatal(t, false),
},
{
name: "1L > null",
cql: "1L > null",
wantResult: newOrFatal(t, nil),
},
{
name: "1.1 > 1.0",
cql: "1.1 > 1.0",
wantResult: newOrFatal(t, true),
},
{
name: "1.0 > 2.0",
cql: "1.0 > 2.0",
wantResult: newOrFatal(t, false),
},
{
name: "1.0 > 1.0",
cql: "1.0 > 1.0",
wantResult: newOrFatal(t, false),
},
{
name: "2.0 > null",
cql: "2.0 > null",
wantResult: newOrFatal(t, nil),
},
{
name: "@2020 > @2019",
cql: "@2020 > @2019",
wantResult: newOrFatal(t, true),
},
{
name: "@2019 > @2020",
cql: "@2019 > @2020",
wantResult: newOrFatal(t, false),
},
{
name: "@2019 > @2019",
cql: "@2019 > @2019",
wantResult: newOrFatal(t, false),
},
{
name: "@2019 > null",
cql: "@2019 > null",
wantResult: newOrFatal(t, nil),
},
{
name: "@2020-01 > @2020 left has greater precision",
cql: "@2020-01 > @2020",
wantResult: newOrFatal(t, nil),
},
{
name: "@2020-01-02T02 > @2020-01-02T01",
cql: "@2020-01-02T02:01:00.000Z > @2020-01-02T01:01:00.000Z",
wantResult: newOrFatal(t, true),
},
{
name: "@2020-01-02T01 > @2020-01-02T02",
cql: "@2020-01-02T01:01:00.000Z > @2020-01-02T02:01:00.000Z",
wantResult: newOrFatal(t, false),
},
{
name: "@2020-01-02T02 > @2020-01-02T02",
cql: "@2020-01-02T02:01:00.000Z > @2020-01-02T02:01:00.000Z",
wantResult: newOrFatal(t, false),
},
{
name: "@2020-01-02T01 > null",
cql: "@2020-01-02T01:01:00.000Z > null",
wantResult: newOrFatal(t, nil),
},
{
name: "'ab' > 'aa'",
cql: "'ab' > 'aa'",
wantResult: newOrFatal(t, true),
},
{
name: "'aa' > 'ab'",
cql: "'aa' > 'ab'",
wantResult: newOrFatal(t, false),
},
{
name: "'aa' > 'aa'",
cql: "'aa' > 'aa'",