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package org.eclipse.viatra.solver.language.tests.scoping
import com.google.inject.Inject
import java.util.stream.Stream
import org.eclipse.viatra.solver.language.model.problem.Problem
import org.eclipse.viatra.solver.language.tests.ProblemInjectorProvider
import org.eclipse.viatra.solver.language.tests.ProblemTestUtil
import org.eclipse.xtext.testing.InjectWith
import org.eclipse.xtext.testing.extensions.InjectionExtension
import org.eclipse.xtext.testing.util.ParseHelper
import org.junit.jupiter.api.Test
import org.junit.jupiter.api.^extension.ExtendWith
import org.junit.jupiter.params.ParameterizedTest
import org.junit.jupiter.params.provider.Arguments
import org.junit.jupiter.params.provider.MethodSource
import org.junit.jupiter.params.provider.ValueSource
import static org.hamcrest.MatcherAssert.assertThat
import static org.hamcrest.Matchers.*
@ExtendWith(InjectionExtension)
@InjectWith(ProblemInjectorProvider)
class NodeScopingTest {
@Inject
ParseHelper<Problem> parseHelper
@Inject
extension ProblemTestUtil
@ParameterizedTest
@ValueSource(strings=#["", "builtin::"])
def void builtInArgumentTypeTest(String prefix) {
val it = parseHelper.parse('''
pred predicate(«prefix»node a, «prefix»data b, «prefix»int c).
''')
assertThat(errors, empty)
assertThat(pred('predicate').param(0).parameterType, equalTo(builtin.findClass('node')))
assertThat(pred('predicate').param(1).parameterType, equalTo(builtin.findClass('data')))
assertThat(pred('predicate').param(2).parameterType, equalTo(builtin.findClass('int')))
}
@Test
def void implicitNodeInAssertionTest() {
val it = parseHelper.parse('''
pred predicate(node x, node y) :- node(x).
predicate(a, a).
?predicate(a, b).
''')
assertThat(errors, empty)
assertThat(nodeNames, hasItems('a', 'b'))
assertThat(assertion(0).arg(0).node, equalTo(node('a')))
assertThat(assertion(0).arg(1).node, equalTo(node('a')))
assertThat(assertion(1).arg(0).node, equalTo(node('a')))
assertThat(assertion(1).arg(1).node, equalTo(node('b')))
}
@Test
def void implicitNodeInNodeValueAssertionTest() {
val it = parseHelper.parse('''
a: 16.
''')
assertThat(errors, empty)
assertThat(nodeNames, hasItems('a'))
assertThat(nodeValueAssertion(0).node, equalTo(node('a')))
}
def void implicitNodeInPredicateTest() {
val it = parseHelper.parse('''
pred predicate(node a) :- node(b).
predicate(b).
''')
assertThat(errors, empty)
assertThat(nodeNames, hasItem("b"))
assertThat(pred("predicate").conj(0).lit(0).arg(0).node, equalTo(node("b")))
assertThat(assertion(0).arg(0).node, equalTo(node("b")))
}
@Test
def void quotedNodeInAssertionTest() {
val it = parseHelper.parse('''
pred predicate(node x, node y) :- node(x).
predicate('a', 'a').
?predicate('a', 'b').
''')
assertThat(errors, empty)
assertThat(nodeNames, hasItems("'a'", "'b'"))
assertThat(assertion(0).arg(0).node, equalTo(node("'a'")))
assertThat(assertion(0).arg(1).node, equalTo(node("'a'")))
assertThat(assertion(1).arg(0).node, equalTo(node("'a'")))
assertThat(assertion(1).arg(1).node, equalTo(node("'b'")))
}
@Test
def void quotedNodeInNodeValueAssertionTest() {
val it = parseHelper.parse('''
'a': 16.
''')
assertThat(errors, empty)
assertThat(nodeNames, hasItems("'a'"))
assertThat(nodeValueAssertion(0).node, equalTo(node("'a'")))
}
@Test
def void quotedNodeInPredicateTest() {
val it = parseHelper.parse('''
pred predicate(node a) :- node('b').
''')
assertThat(errors, empty)
assertThat(nodeNames, hasItem("'b'"))
assertThat(pred("predicate").conj(0).lit(0).arg(0).node, equalTo(node("'b'")))
}
@ParameterizedTest
@MethodSource("builtInNodeReferencesSource")
def void builtInNodeTest(String qualifiedName) {
val it = parseHelper.parse('''
pred predicate(node x) :- node(x).
predicate(«qualifiedName»).
''')
assertThat(errors, empty)
assertThat(nodes, empty)
assertThat(assertion(0).arg(0).node, equalTo(builtin.findClass('int').newNode))
}
@ParameterizedTest
@MethodSource("builtInNodeReferencesSource")
def void builtInNodeInNodeValueAssertionTest(String qualifiedName) {
val it = parseHelper.parse('''
«qualifiedName»: 16.
''')
assertThat(errors, empty)
assertThat(nodes, empty)
assertThat(nodeValueAssertion(0).node, equalTo(builtin.findClass('int').newNode))
}
@ParameterizedTest
@MethodSource("builtInNodeReferencesSource")
def void builtInNodeInPredicateTest(String qualifiedName) {
val it = parseHelper.parse('''
pred predicate(node x) :- node(«qualifiedName»).
''')
assertThat(errors, empty)
assertThat(pred("predicate").conj(0).lit(0).arg(0).node, equalTo(builtin.findClass('int').newNode))
}
static def builtInNodeReferencesSource() {
Stream.of(
Arguments.of("int::new"),
Arguments.of("builtin::int::new")
)
}
@ParameterizedTest(name="{0}, namedProblem={1}")
@MethodSource("classNewNodeReferencesSource")
def void classNewNodeTest(String qualifiedName, boolean namedProblem) {
val it = parseHelper.parse('''
«IF namedProblem»problem test.«ENDIF»
class Foo.
pred predicate(node x) :- node(x).
predicate(«qualifiedName»).
''')
assertThat(errors, empty)
assertThat(nodes, empty)
assertThat(assertion(0).arg(0).node, equalTo(findClass('Foo').newNode))
}
@ParameterizedTest(name="{0}, namedProblem={1}")
@MethodSource("classNewNodeReferencesSource")
def void classNewNodeInNodeValueAssertionTest(String qualifiedName, boolean namedProblem) {
val it = parseHelper.parse('''
«IF namedProblem»problem test.«ENDIF»
class Foo.
«qualifiedName»: 16.
''')
assertThat(errors, empty)
assertThat(nodes, empty)
assertThat(nodeValueAssertion(0).node, equalTo(findClass('Foo').newNode))
}
@ParameterizedTest(name="{0}, namedProblem={1}")
@MethodSource("classNewNodeReferencesSource")
def void classNewNodeInPredicateTest(String qualifiedName, boolean namedProblem) {
val it = parseHelper.parse('''
«IF namedProblem»problem test.«ENDIF»
class Foo.
pred predicate(node x) :- node(«qualifiedName»).
''')
assertThat(errors, empty)
assertThat(pred("predicate").conj(0).lit(0).arg(0).node, equalTo(findClass('Foo').newNode))
}
static def classNewNodeReferencesSource() {
Stream.of(
Arguments.of("Foo::new", false),
Arguments.of("Foo::new", true),
Arguments.of("test::Foo::new", true)
)
}
@Test
def void newNodeIsNotSpecial() {
val it = parseHelper.parse('''
class Foo.
pred predicate(node x) :- node(x).
predicate(new).
''')
assertThat(errors, empty)
assertThat(nodeNames, hasItem('new'))
assertThat(assertion(0).arg(0).node, not(equalTo(findClass('Foo').newNode)))
}
@ParameterizedTest(name="{0}, namedProblem={1}")
@MethodSource("enumLiteralReferencesSource")
def void enumLiteralTest(String qualifiedName, boolean namedProblem) {
val it = parseHelper.parse('''
«IF namedProblem»problem test.«ENDIF»
enum Foo { alpha, beta }
pred predicate(Foo a) :- node(a).
predicate(«qualifiedName»).
''')
assertThat(errors, empty)
assertThat(nodes, empty)
assertThat(assertion(0).arg(0).node, equalTo(findEnum("Foo").literal("alpha")))
}
@ParameterizedTest(name="{0}, namedProblem={1}")
@MethodSource("enumLiteralReferencesSource")
def void enumLiteralInNodeValueAssertionTest(String qualifiedName, boolean namedProblem) {
val it = parseHelper.parse('''
«IF namedProblem»problem test.«ENDIF»
enum Foo { alpha, beta }
«qualifiedName»: 16.
''')
assertThat(errors, empty)
assertThat(nodes, empty)
assertThat(nodeValueAssertion(0).node, equalTo(findEnum("Foo").literal("alpha")))
}
@ParameterizedTest(name="{0}, namedProblem={1}")
@MethodSource("enumLiteralReferencesSource")
def void enumLiteralInPredicateTest(String qualifiedName, boolean namedProblem) {
val it = parseHelper.parse('''
«IF namedProblem»problem test.«ENDIF»
enum Foo { alpha, beta }
pred predicate(Foo a) :- node(«qualifiedName»).
''')
assertThat(errors, empty)
assertThat(nodes, empty)
assertThat(pred("predicate").conj(0).lit(0).arg(0).node, equalTo(findEnum("Foo").literal("alpha")))
}
static def enumLiteralReferencesSource() {
Stream.of(
Arguments.of("alpha", false),
Arguments.of("alpha", true),
Arguments.of("Foo::alpha", false),
Arguments.of("Foo::alpha", true),
Arguments.of("test::alpha", true),
Arguments.of("test::Foo::alpha", true)
)
}
@ParameterizedTest
@MethodSource("builtInEnumLiteralReferencesSource")
def void builtInEnumLiteralTest(String qualifiedName) {
val it = parseHelper.parse('''
pred predicate(node a) :- node(a).
predicate(«qualifiedName»).
''')
assertThat(errors, empty)
assertThat(nodes, empty)
assertThat(assertion(0).arg(0).node, equalTo(builtin.findEnum("bool").literal("true")))
}
@ParameterizedTest
@MethodSource("builtInEnumLiteralReferencesSource")
def void builtInEnumLiteralInNodeValueAssertionTest(String qualifiedName) {
val it = parseHelper.parse('''
«qualifiedName»: 16.
''')
assertThat(errors, empty)
assertThat(nodes, empty)
assertThat(nodeValueAssertion(0).node, equalTo(builtin.findEnum("bool").literal("true")))
}
@ParameterizedTest
@MethodSource("builtInEnumLiteralReferencesSource")
def void bultInEnumLiteralInPredicateTest(String qualifiedName) {
val it = parseHelper.parse('''
pred predicate() :- node(«qualifiedName»).
''')
assertThat(errors, empty)
assertThat(pred("predicate").conj(0).lit(0).arg(0).node, equalTo(builtin.findEnum("bool").literal("true")))
}
static def builtInEnumLiteralReferencesSource() {
Stream.of(
Arguments.of("true"),
Arguments.of("bool::true"),
Arguments.of("builtin::true"),
Arguments.of("builtin::bool::true")
)
}
}
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