test(sql): cover ProbeTest and probe

src/test/kotlin/kestrel/store/sql/ProbeTest.kt

@@ -0,0 +1,25 @@
+package kestrel.store.sql
+
+import kestrel.sql.lexer.Lexer
+import kestrel.sql.parser.Parser
+import java.io.File
+import java.nio.file.Files
+import kotlin.test.Test
+
+class ProbeTest {
+    @Test
+    fun probe() {
+        val dataFile = Files.createTempFile("probe-data", ".db").toFile().also { it.deleteOnExit() }
+        val walFile = Files.createTempFile("probe-wal", ".db").toFile().also { it.deleteOnExit() }
+        val catalog = DiskCatalog.open(dataFile, walFile)
+        val executor = DiskExecutor(catalog)
+        fun run(sql: String) = Parser(Lexer(sql).tokenize()).parseProgram().map { executor.execute(it) }
+        run("CREATE TABLE t (amount DECIMAL(10,2) PRIMARY KEY)")
+        run("INSERT INTO t VALUES (1.00)")
+        val table = catalog.table("t")
+        val before = table.pointLookupCount
+        val result = run("SELECT * FROM t WHERE amount = 1")
+        println("RESULT: " + result)
+        println("pointLookupCount before=$before after=${table.pointLookupCount}")
+    }
+}