Added tests with mixture of SAM and non-SAM parameters.

compiler/testData/codegen/boxWithJava/samAdapters/severalSamParameters.java

@@ -0,0 +1,9 @@
+import java.util.*;
+
+class JavaClass {
+    public static String findMaxAndInvokeCallback(Comparator<String> comparator, String a, String b, Runnable afterRunnable) {
+        int compare = comparator.compare(a, b);
+        afterRunnable.run();
+        return compare > 0 ? a : b;
+    }
+}

compiler/testData/codegen/boxWithJava/samAdapters/severalSamParameters.kt

@@ -0,0 +1,6 @@
+fun box(): String {
+    var v = "FAIL"
+    val max = JavaClass.findMaxAndInvokeCallback({ a, b -> a.length - b.length }, "foo", "kotlin", { v = "OK" })
+    if (max != "kotlin") return "Wrong max: $max"
+    return v
+}

compiler/testData/loadJava/compiledJava/singleAbstractMethod/adapter/SeveralSamParameters.java

@@ -0,0 +1,9 @@
+package test;
+
+import java.util.*;
+
+public class SeveralSamParameters {
+    public static String findMaxAndInvokeCallback(Comparator<String> comparator, String a, String b, Runnable afterRunnable) {
+        throw new UnsupportedOperationException();
+    }
+}

compiler/testData/loadJava/compiledJava/singleAbstractMethod/adapter/SeveralSamParameters.txt

@@ -0,0 +1,10 @@
+package test
+
+public open class SeveralSamParameters : java.lang.Object {
+    public constructor SeveralSamParameters()
+}
+
+package SeveralSamParameters {
+    public open /*synthesized*/ fun findMaxAndInvokeCallback(/*0*/ p0 : ((jet.String?, jet.String?) -> jet.Int)?, /*1*/ p1 : jet.String?, /*2*/ p2 : jet.String?, /*3*/ p3 : (() -> jet.Unit)?) : jet.String?
+    public open fun findMaxAndInvokeCallback(/*0*/ p0 : java.util.Comparator<jet.String>?, /*1*/ p1 : jet.String?, /*2*/ p2 : jet.String?, /*3*/ p3 : java.lang.Runnable?) : jet.String?
+}