lyng/site/src/jsTest/kotlin/SearchScoringTest.kt

75 lines
2.4 KiB
Kotlin

/*
* Copyright 2026 Sergey S. Chernov real.sergeych@gmail.com
*
* 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.
*
*/
import kotlin.test.Test
import kotlin.test.assertEquals
import kotlin.test.assertFalse
import kotlin.test.assertTrue
class SearchScoringTest {
private fun rec(text: String, title: String = "Doc") = DocRecord("docs/a.md", title, norm(text))
@Test
fun zeroWhenNoTerms() {
assertEquals(0, scoreQueryAdvanced(emptyList(), rec("hello world")))
}
@Test
fun coverageMatters() {
val r = rec("alpha beta gamma alpha beta")
val s1 = scoreQueryAdvanced(listOf("alp"), r)
val s2 = scoreQueryAdvanced(listOf("alp", "bet"), r)
assertTrue(s2 > s1, "two-term coverage should score higher than one-term")
}
@Test
fun proximityImprovesScore() {
val near = rec("alpha beta gamma")
val far = rec(("alpha "+"x ").repeat(50) + "beta")
val sNear = scoreQueryAdvanced(listOf("alp", "bet"), near)
val sFar = scoreQueryAdvanced(listOf("alp", "bet"), far)
assertTrue(sNear > sFar, "closer terms should have higher score")
}
@Test
fun preservesInlineCodeTermsInHeadingsAndText() {
val plain = plainFromMarkdown(
"""
### Preferred runtime: `EvalSession`
For host applications, prefer `EvalSession` as the main way to run scripts.
""".trimIndent()
)
assertTrue(plain.contains("evalsession"), "inline code terms should remain in searchable text")
assertTrue(scoreQueryAdvanced(listOf("evalsession"), rec(plain)) > 0)
}
@Test
fun stripsTildeCodeFencesLikeBacktickFences() {
val plain = plainFromMarkdown(
"""
~~~kotlin
val session = EvalSession()
~~~
""".trimIndent()
)
assertFalse(plain.contains("evalsession"), "fenced code should not leak into the search corpus")
}
}