Fixed matchers for lambda test

Author: Damtev

utbot-framework-test/src/test/kotlin/org/utbot/examples/lambda/CustomPredicateExampleTest.kt

@@ -3,6 +3,7 @@ package org.utbot.examples.lambda
 import org.junit.jupiter.api.Test
 import org.utbot.framework.plugin.api.CodegenLanguage
 import org.utbot.testcheckers.eq
+import org.utbot.testcheckers.withConcrete
 import org.utbot.tests.infrastructure.CodeGeneration
 import org.utbot.tests.infrastructure.DoNotCalculate
 import org.utbot.tests.infrastructure.UtValueTestCaseChecker
@@ -57,25 +58,40 @@ class CustomPredicateExampleTest : UtValueTestCaseChecker(
 
     @Test
     fun testCapturedStaticFieldPredicateCheck() {
-        checkWithException(
+        checkStatics(
             CustomPredicateExample::capturedStaticFieldPredicateCheck,
             eq(3),
-            { predicate, x, r -> !predicate.test(x) && r.getOrNull() == false },
-            { predicate, x, r -> predicate.test(x) && r.getOrNull() == true },
-            { predicate, _, r -> predicate == null && r.isException<NullPointerException>() },
+            { predicate, x, statics, r ->
+                val staticField = statics.values.singleOrNull()?.value as Int
+                CustomPredicateExample.someStaticField = staticField
+
+                !predicate.test(x) && r == false
+            },
+            { predicate, x, statics, r ->
+                val staticField = statics.values.singleOrNull()?.value as Int
+                CustomPredicateExample.someStaticField = staticField
+
+                predicate.test(x) && r == true
+            },
+            { predicate, _, _, _ ->
+                predicate == null
+            },
             coverage = DoNotCalculate
         )
     }
 
     @Test
     fun testCapturedNonStaticFieldPredicateCheck() {
-        checkWithException(
-            CustomPredicateExample::capturedNonStaticFieldPredicateCheck,
-            eq(3),
-            { predicate, x, r -> !predicate.test(x) && r.getOrNull() == false },
-            { predicate, x, r -> predicate.test(x) && r.getOrNull() == true },
-            { predicate, _, r -> predicate == null && r.isException<NullPointerException>() },
-            coverage = DoNotCalculate
-        )
+        // TODO fails without concrete https://github.com/UnitTestBot/UTBotJava/issues/1247
+        withConcrete(useConcreteExecution = true) {
+            checkWithException(
+                CustomPredicateExample::capturedNonStaticFieldPredicateCheck,
+                eq(3),
+                { predicate, x, r -> !predicate.test(x) && r.getOrNull() == false },
+                { predicate, x, r -> predicate.test(x) && r.getOrNull() == true },
+                { predicate, _, r -> predicate == null && r.isException<NullPointerException>() },
+                coverage = DoNotCalculate
+            )
+        }
     }
 }