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package com.oracle.truffle.llvm.test.alpha;

import java.io.File;
import java.nio.file.Path;
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
import java.util.stream.Collectors;

import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.junit.runners.Parameterized.Parameter;
import org.junit.runners.Parameterized.Parameters;

import com.oracle.truffle.llvm.runtime.options.LLVMOptions;

@RunWith(Parameterized.class)
public final class VAArgsTest extends BaseSulongOnlyHarness {

    private static final Path OTHER_DIR = new File(LLVMOptions.ENGINE.projectRoot() + "/../cache/tests/other").toPath();
    private static final String testSuffix = "_clang_v38_O0.bc";

    @Parameter(value = 0) public Path path;
    @Parameter(value = 1) public RunConfiguration configuration;
    @Parameter(value = 2) public String name;

    @Parameters(name = "{2}")
    public static Collection<Object[]> data() {

        final Map<Path, RunConfiguration> runs = new HashMap<>();
        runs.put(new File(OTHER_DIR + "/vaargs00/vaargs00" + testSuffix).toPath(), new RunConfiguration(2, null));
        runs.put(new File(OTHER_DIR + "/vaargs01/vaargs01" + testSuffix).toPath(), new RunConfiguration(2, null));
        runs.put(new File(OTHER_DIR + "/vaargs02/vaargs02" + testSuffix).toPath(), new RunConfiguration(0, "1\n2.000000\na\n4\n5.000000\n"));
        runs.put(new File(OTHER_DIR + "/vaargs03/vaargs03" + testSuffix).toPath(), new RunConfiguration(0, "1\n2.000000\na\n4\n5.000000\n4\n5.000000\n"));
        runs.put(new File(OTHER_DIR + "/vaargs04/vaargs04" + testSuffix).toPath(), new RunConfiguration(0, "1.000000\n2.000000\n3.000000\n4.000000\n5.000000\n"));
        runs.put(new File(OTHER_DIR + "/vaargs05/vaargs05" + testSuffix).toPath(), new RunConfiguration(0,
                        "1.000000\n2\n3\n4\n5.000000\n1.000000\n2\n3\n4\n5.000000\n1.000000\n2\n3\n4\n5.000000\n1.000000\n2\n3\n4\n5.000000\n1.000000\n2\n3\n4\n5.000000\n1.000000\n2\n3\n4\n5.000000\n"));

        return runs.keySet().stream().map(k -> new Object[]{k, runs.get(k), k.getFileName().toString()}).collect(Collectors.toList());
    }

    @Override
    public Path getPath() {
        return path;
    }

    @Override
    public RunConfiguration getConfiguration() {
        return configuration;
    }

}