mirror of https://github.com/swig/swig
82 lines
2.3 KiB
Java
82 lines
2.3 KiB
Java
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// This is the long_long runtime testcase. It checks that the long long and
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// unsigned long long types map correctly to long and BigInteger respectively.
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import long_long.*;
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import java.math.*;
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public class long_long_runme {
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static {
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try {
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System.loadLibrary("long_long");
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} catch (UnsatisfiedLinkError e) {
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System.err.println("Native code library failed to load. See the chapter on Dynamic Linking Problems in the SWIG Java documentation for help.\n" + e);
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System.exit(1);
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}
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}
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public static void main(String argv[]) {
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check_ll(0L);
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check_ll(0x7FFFFFFFFFFFFFFFL);
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check_ll(-10);
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BigInteger testNumber = new BigInteger("0");
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final int COUNT = 1025;
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for (long i=0; i<COUNT; i++) {
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check_ull(testNumber);
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testNumber = testNumber.add(BigInteger.ONE);
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}
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testNumber = new BigInteger(Long.toString(256*256/2-COUNT));
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for (long i=0; i<COUNT*2; i++) {
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check_ull(testNumber);
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testNumber = testNumber.add(BigInteger.ONE);
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}
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testNumber = new BigInteger(Long.toString(256*256-COUNT));
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for (long i=0; i<COUNT*2; i++) {
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check_ull(testNumber);
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testNumber = testNumber.add(BigInteger.ONE);
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}
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testNumber = new BigInteger(Long.toString(0x7FFFFFFFFFFFFFFFL-COUNT));
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for (long i=0; i<COUNT*2; i++) {
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check_ull(testNumber);
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testNumber = testNumber.add(BigInteger.ONE);
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}
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testNumber = new BigInteger("18446744073709551615"); //0xFFFFFFFFFFFFFFFFL
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testNumber = testNumber.add(BigInteger.valueOf(1-COUNT));
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for (long i=0; i<COUNT; i++) {
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check_ull(testNumber);
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testNumber = testNumber.add(BigInteger.ONE);
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}
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try {
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long_long.setUll(null);
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throw new RuntimeException("null check failed");
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} catch (NullPointerException e) {
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}
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}
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public static void check_ll(long ll) {
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long_long.setLl(ll);
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long ll_check = long_long.getLl();
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if (ll != ll_check) {
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throw new RuntimeException("Runtime test using long long failed. ll=" + ll + " ll_check=" + ll_check);
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}
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}
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public static void check_ull(BigInteger ull) {
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long_long.setUll(ull);
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BigInteger ull_check = long_long.getUll();
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if (ull.compareTo(ull_check) != 0) {
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throw new RuntimeException("Runtime test using unsigned long long failed. ull=" + ull.toString() + " ull_check=" + ull_check.toString());
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}
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}
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}
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