mirror of https://github.com/swig/swig
78 lines
2.8 KiB
Java
78 lines
2.8 KiB
Java
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import java.util.function.*;
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import li_constraints.*;
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public class li_constraints_runme {
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static {
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try {
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System.loadLibrary("li_constraints");
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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 check_double(boolean except, Consumer<Double> f, double val, String ex) {
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boolean actual = true;
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boolean proper = false;
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try {
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f.accept(val);
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} catch(RuntimeException e) {
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actual = false;
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proper = e.getMessage().equals(String.join(" ", "Expected", "a", ex, "value."));
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}
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if (actual) {
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if (!except) {
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throw new RuntimeException(String.join("", "function '", ex, "' with ", String.valueOf(val), " should perform an exception"));
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}
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} else {
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if (except) {
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throw new RuntimeException(String.join("", "function '", ex, "' with ", String.valueOf(val), " should not perform an exception"));
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} else if (!proper) {
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throw new RuntimeException(String.join("", "function '", ex, "' with ", String.valueOf(val), " should perform a proper exception"));
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}
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}
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}
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public static void main(String argv[]) {
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Consumer<Double> func = v -> li_constraints.test_nonnegative(v);
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check_double(true, func, 10, "non-negative");
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check_double(true, func, 0, "non-negative");
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check_double(false, func, -10, "non-negative");
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func = v -> li_constraints.test_nonpositive(v);
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check_double(false, func, 10, "non-positive");
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check_double(true, func, 0, "non-positive");
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check_double(true, func, -10, "non-positive");
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func = v -> li_constraints.test_positive(v);
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check_double(true, func, 10, "positive");
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check_double(false, func, 0, "positive");
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check_double(false, func, -10, "positive");
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func = v -> li_constraints.test_negative(v);
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check_double(false, func, 10, "negative");
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check_double(false, func, 0, "negative");
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check_double(true, func, -10, "negative");
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func = v -> li_constraints.test_nonzero(v);
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check_double(true, func, 10, "nonzero");
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check_double(false, func, 0, "nonzero");
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check_double(true, func, -10, "nonzero");
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boolean have_exception = false;
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try {
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li_constraints.test_nonnull(null);
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} catch(Exception e) {
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have_exception = e.getMessage().equals("Received a NULL pointer.");
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}
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if (!have_exception) {
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throw new RuntimeException("test_nonnull should perform proper exception with 'null' value");
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}
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SWIGTYPE_p_void nonnull = li_constraints.get_nonnull();
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li_constraints.test_nonnull(nonnull);
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}
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}
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