tdpeuter/2025LogProg-project-GhentProlog
tdpeuter/2025LogProg-project-GhentProlog
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This commit is contained in:
Tibo De Peuter 2025-05-01 21:16:48 +02:00
parent 9db1c66781
commit 724e911a6f
Signed by: tdpeuter
GPG key ID: 38297DE43F75FFE2
17 changed files with 288 additions and 95 deletions
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82
tests/parser/grammars/TermsGrammarTests.kt
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@ -2,10 +2,11 @@ package parser.grammars
import com.github.h0tk3y.betterParse.grammar.Grammar
import com.github.h0tk3y.betterParse.grammar.parseToEnd
import com.github.h0tk3y.betterParse.parser.Parser
import org.junit.jupiter.api.Assertions
import org.junit.jupiter.api.Assertions.assertTrue
import org.junit.jupiter.api.Assertions.assertEquals
import org.junit.jupiter.api.BeforeEach
import org.junit.jupiter.api.Nested
import org.junit.jupiter.api.Test
import org.junit.jupiter.api.assertDoesNotThrow
import org.junit.jupiter.params.ParameterizedTest
@ -17,7 +18,6 @@ import prolog.ast.terms.Structure
import prolog.ast.terms.Term
import prolog.ast.terms.Variable
import prolog.logic.equivalent
import kotlin.test.assertEquals
class TermsGrammarTests {
private lateinit var parser: Grammar<Term>
@ -32,7 +32,7 @@ class TermsGrammarTests {
fun `parse atom`(name: String) {
val result = parser.parseToEnd(name)
Assertions.assertEquals(Atom(name), result, "Expected atom '$name'")
assertEquals(Atom(name), result, "Expected atom '$name'")
}
@ParameterizedTest
@ -52,7 +52,7 @@ class TermsGrammarTests {
val expected = input.substring(1, input.length - 1)
Assertions.assertEquals(Atom(expected), result, "Expected atom")
assertEquals(Atom(expected), result, "Expected atom")
}
@ParameterizedTest
@ -60,7 +60,7 @@ class TermsGrammarTests {
fun `parse variable`(name: String) {
val result = parser.parseToEnd(name)
Assertions.assertEquals(Variable(name), result, "Expected atom '$name'")
assertEquals(Variable(name), result, "Expected atom '$name'")
}
@Test
@ -69,10 +69,7 @@ class TermsGrammarTests {
val result = parser.parseToEnd(input)
Assertions.assertTrue(
equivalent(Structure(Atom("f"), emptyList()), result, emptyMap()),
"Expected atom 'f'"
)
assertEquals(Structure(Atom("f"), emptyList()), result, "Expected atom 'f'")
}
@Test
@ -81,10 +78,7 @@ class TermsGrammarTests {
val result = parser.parseToEnd(input)
Assertions.assertTrue(
equivalent(Structure(Atom("f"), listOf(Atom("a"))), result, emptyMap()),
"Expected atom 'f(a)'"
)
assertEquals(Structure(Atom("f"), listOf(Atom("a"))), result, "Expected atom 'f(a)'")
}
@Test
@ -93,8 +87,9 @@ class TermsGrammarTests {
val result = parser.parseToEnd(input)
Assertions.assertTrue(
equivalent(Structure(Atom("f"), listOf(Atom("a"), Atom("b"))), result, emptyMap()),
assertEquals(
Structure(Atom("f"), listOf(Atom("a"), Atom("b"))),
result,
"Expected atom 'f(a, b)'"
)
}
@ -105,7 +100,7 @@ class TermsGrammarTests {
val result = parser.parseToEnd(input)
Assertions.assertTrue(
assertTrue(
equivalent(Structure(Atom("f"), listOf(Atom("a"), Variable("X"))), result, emptyMap()),
"Expected atom 'f(a, X)'"
)
@ -179,4 +174,59 @@ class TermsGrammarTests {
fun `parse unification`(input: String) {
assertDoesNotThrow { parser.parseToEnd(input) }
}
@Nested
class `Operator precedence` {
private lateinit var parser: Grammar<Term>
@BeforeEach
fun setup() {
parser = TermsGrammar() as Grammar<Term>
}
@Test
fun `parse addition and multiplication`() {
val input = "1 + 2 * 3"
val result = parser.parseToEnd(input)
assertEquals(
Structure(Atom("+"), listOf(Integer(1), Structure(Atom("*"), listOf(Integer(2), Integer(3))))),
result,
"Expected addition and multiplication"
)
}
@Test
fun `parse multiplication and addition`() {
val input = "1 * 2 + 3"
val result = parser.parseToEnd(input)
assertEquals(
Structure(Atom("+"), listOf(Structure(Atom("*"), listOf(Integer(1), Integer(2))), Integer(3))),
result,
"Expected multiplication and addition"
)
}
@Test
fun `complex expression`() {
val input = "1 + 2 * 3 - 4 / 5"
val result = parser.parseToEnd(input)
assertEquals(
Structure(
Atom("-"),
listOf(
Structure(Atom("+"), listOf(Integer(1), Structure(Atom("*"), listOf(Integer(2), Integer(3))))),
Structure(Atom("/"), listOf(Integer(4), Integer(5)))
)
),
result,
"Expected complex expression"
)
}
}
}