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/*
 * Copyright (c) 2007 Mockito contributors
 * This program is made available under the terms of the MIT License.
 */

package org.mockito.internal.verification.checkers;

import java.util.List;

import org.mockito.exceptions.Reporter;
import org.mockito.internal.invocation.InvocationMatcher;
import org.mockito.internal.invocation.InvocationsFinder;
import org.mockito.internal.reporting.SmartPrinter;
import org.mockito.internal.verification.api.InOrderContext;
import org.mockito.internal.verification.argumentmatching.ArgumentMatchingTool;
import org.mockito.invocation.Invocation;
import org.mockito.verification.VerificationMode;

public class MissingInvocationInOrderChecker {
    
    private final Reporter reporter;
    private final InvocationsFinder finder;
    
    public MissingInvocationInOrderChecker() {
        this(new InvocationsFinder(), new Reporter());
    }
    
    MissingInvocationInOrderChecker(InvocationsFinder finder, Reporter reporter) {
        this.finder = finder;
        this.reporter = reporter;
    }
    
    public void check(List invocations, InvocationMatcher wanted, VerificationMode mode, InOrderContext context) {
        List chunk = finder.findAllMatchingUnverifiedChunks(invocations, wanted, context);
        
        if (!chunk.isEmpty()) {
            return;
        }
        
        Invocation previousInOrder = finder.findPreviousVerifiedInOrder(invocations, context);
        if (previousInOrder == null) {
            /**
             * It is of course possible to have an issue where the arguments are different
             * rather that not invoked in order. Issue related to
             * http://code.google.com/p/mockito/issues/detail?id=27. If the previous order
             * is missing, then this method checks if the arguments are different or if the order
             * is not invoked.
             */
             List actualInvocations = finder.findInvocations(invocations, wanted);
             if (actualInvocations == null || actualInvocations.isEmpty())  {
                 Invocation similar = finder.findSimilarInvocation(invocations, wanted);
                 if (similar != null) {
                     Integer[] indicesOfSimilarMatchingArguments =
                             new ArgumentMatchingTool().getSuspiciouslyNotMatchingArgsIndexes(wanted.getMatchers(),
                                     similar.getArguments());
                     SmartPrinter smartPrinter = new SmartPrinter(wanted, similar, indicesOfSimilarMatchingArguments);
                     reporter.argumentsAreDifferent(smartPrinter.getWanted(), smartPrinter.getActual(), similar.getLocation());
                 } else {
                     reporter.wantedButNotInvoked(wanted);
                 }
             }
        } else {
            reporter.wantedButNotInvokedInOrder(wanted, previousInOrder);
        }
    }
}