Add tests for filter operation

idea/testData/debugger/sequence/exec/collection/src/filter/FilterAsIntermediate.kt

@@ -0,0 +1,6 @@
+package filter
+
+fun main(args: Array<String>) {
+  // Breakpoint!
+  listOf("abc", "bde", "gh").filter { it.length < 3 }.count()
+}

idea/testData/debugger/sequence/exec/collection/src/filter/FilterAsTerminal.kt

@@ -0,0 +1,6 @@
+package filter
+
+fun main(args: Array<String>) {
+  // Breakpoint!
+  listOf("23", "54", "4543").filter { it.length < 3 }
+}

idea/testData/debugger/sequence/exec/collection/src/filter/FilterPassNothing.kt

@@ -0,0 +1,6 @@
+package filter
+
+fun main(args: Array<String>) {
+  // Breakpoint!
+  listOf(Any(), Any(), Any()).filter { false }.count()
+}

idea/testData/debugger/sequence/exec/collection/src/filter/FilterPrimitive.kt

@@ -2,5 +2,5 @@ package filter
 
 fun main(args: Array<String>) {
   // Breakpoint!
-  listOf(1, 2).filter { it % 2 == 0 }
+  listOf(1, 2, 3).filter { it == 2 }.count()
 }

idea/testData/debugger/sequence/exec/collection/src/filter/FilterPrimitiveAsTermination.kt

@@ -0,0 +1,6 @@
+package filter
+
+fun main(args: Array<String>) {
+  // Breakpoint!
+  byteArrayOf(1, 3, 50).filter { it == 50.toByte() }
+}

idea/tests/com/intellij/debugger/streams/kotlin/exec/collection/FilterOperationsTest.kt

@@ -4,7 +4,11 @@ package com.intellij.debugger.streams.kotlin.exec.collection
  * @author Vitaliy.Bibaev
  */
 class FilterOperationsTest : CollectionTestCase("filter") {
-  fun testFilter() {
-    doTestWithResult()
-  }
+  fun testFilterAsIntermediate() = doTestWithResult()
+  fun testFilterAsTerminal() = doTestWithResult()
+
+  fun testFilterPrimitive() = doTestWithResult()
+  fun testFilterPrimitiveAsTermination() = doTestWithResult()
+
+  fun testFilterPassNothing() = doTestWithResult()
 }