Examples with Source org.projectnessie.cel.common.Source used on opensource projects

Example 6 with Source

use of org.projectnessie.cel.common.Source in project cel-java by projectnessie.

the class AttributesTest method attributeStateTracking.

@ParameterizedTest
@MethodSource("attributeStateTrackingTests")
void attributeStateTracking(TestDef tc) {
    Source src = Source.newTextSource(tc.expr);
    ParseResult parsed = Parser.parseAllMacros(src);
    assertThat(parsed.hasErrors()).isFalse();
    Container cont = Container.defaultContainer;
    TypeRegistry reg = newRegistry();
    CheckerEnv env = newStandardCheckerEnv(cont, reg);
    if (tc.env != null) {
        env.add(tc.env);
    }
    CheckResult checkResult = Checker.Check(parsed, src, env);
    if (parsed.hasErrors()) {
        throw new IllegalArgumentException(parsed.getErrors().toDisplayString());
    }
    AttributeFactory attrs = newAttributeFactory(cont, reg, reg);
    Interpreter interp = newStandardInterpreter(cont, reg, reg, attrs);
    // Show that program planning will now produce an error.
    EvalState st = newEvalState();
    Interpretable i = interp.newInterpretable(checkResult.getCheckedExpr(), optimize(), trackState(st));
    Activation in = newActivation(tc.in);
    Val out = i.eval(in);
    assertThat(out).extracting(o -> o.equal(tc.out)).isSameAs(True);
    for (Entry<Object, Object> iv : tc.state.entrySet()) {
        long id = ((Number) iv.getKey()).longValue();
        Object val = iv.getValue();
        Val stVal = st.value(id);
        assertThat(stVal).withFailMessage(() -> String.format("id(%d), val=%s, stVal=%s", id, val, stVal)).isNotNull();
        assertThat(stVal).withFailMessage(() -> String.format("id(%d), val=%s, stVal=%s", id, val, stVal)).isEqualTo(DefaultTypeAdapter.Instance.nativeToValue(val));
        deepEquals(String.format("id(%d)", id), stVal.value(), val);
    }
}

Example 7 with Source

use of org.projectnessie.cel.common.Source in project cel-java by projectnessie.

the class InterpreterTest method typeConversionOpt.

@ParameterizedTest
@MethodSource("typeConversionOptTests")
void typeConversionOpt(ConvTestCase tc) {
    Source src = newTextSource(tc.in);
    ParseResult parsed = Parser.parseAllMacros(src);
    assertThat(parsed.hasErrors()).withFailMessage(parsed.getErrors()::toDisplayString).isFalse();
    Container cont = Container.defaultContainer;
    TypeRegistry reg = newRegistry();
    CheckerEnv env = newStandardCheckerEnv(cont, reg);
    CheckResult checkResult = Checker.Check(parsed, src, env);
    if (parsed.hasErrors()) {
        throw new IllegalArgumentException(parsed.getErrors().toDisplayString());
    }
    AttributeFactory attrs = newAttributeFactory(cont, reg, reg);
    Interpreter interp = newStandardInterpreter(cont, reg, reg, attrs);
    if (!tc.fail) {
        typeConversionOptCheck(tc, checkResult, interp);
    } else {
        Throwable err = catchThrowable(() -> typeConversionOptCheck(tc, checkResult, interp));
        assertThat(err).withFailMessage(() -> format("Expected '%s' to fail with '%s'", tc.in, tc.err)).isNotNull();
        // TODO 'err' below comes from "try-catch" of the preceding 'newInterpretable'
        // Show how the error returned during program planning is the same as the runtime
        // error which would be produced normally.
        Interpretable i2 = interp.newInterpretable(checkResult.getCheckedExpr());
        Val errVal = i2.eval(emptyActivation());
        String errValStr = errVal.toString();
        assertThat(errValStr).isEqualTo(err.getMessage());
        if (tc.err != null) {
            assertThat(errValStr).contains(tc.err);
        }
    }
}

Example 8 with Source

use of org.projectnessie.cel.common.Source in project cel-java by projectnessie.

the class InterpreterTest method exhaustiveConditionalExpr.

@Test
void exhaustiveConditionalExpr() {
    Source src = newTextSource("a ? b < 1.0 : c == ['hello']");
    ParseResult parsed = Parser.parseAllMacros(src);
    assertThat(parsed.hasErrors()).withFailMessage(parsed.getErrors()::toDisplayString).isFalse();
    EvalState state = newEvalState();
    Container cont = Container.defaultContainer;
    TypeRegistry reg = newRegistry(ParsedExpr.getDefaultInstance());
    AttributeFactory attrs = newAttributeFactory(cont, reg, reg);
    Interpreter intr = newStandardInterpreter(cont, reg, reg, attrs);
    Interpretable interpretable = intr.newUncheckedInterpretable(parsed.getExpr(), exhaustiveEval(state));
    Activation vars = newActivation(mapOf("a", True, "b", doubleOf(0.999), "c", ListT.newStringArrayList(new String[] { "hello" })));
    Val result = interpretable.eval(vars);
    // Operator "_==_" is at Expr 7, should be evaluated in exhaustive mode
    // even though "a" is true
    Val ev = state.value(7);
    // "==" should be evaluated in exhaustive mode though unnecessary
    assertThat(ev).withFailMessage("Else expression expected to be true").isSameAs(True);
    assertThat(result).isSameAs(True);
}

Example 9 with Source

use of org.projectnessie.cel.common.Source in project cel-java by projectnessie.

the class InterpreterTest method program.

static Program program(TestCase tst, InterpretableDecorator... opts) {
    // Configure the package.
    Container cont = Container.defaultContainer;
    if (tst.container != null) {
        cont = testContainer(tst.container);
    }
    if (tst.abbrevs != null) {
        cont = Container.newContainer(Container.name(cont.name()), Container.abbrevs(tst.abbrevs));
    }
    TypeRegistry reg;
    reg = newRegistry();
    if (tst.types != null) {
        reg = newRegistry(tst.types);
    }
    AttributeFactory attrs = newAttributeFactory(cont, reg, reg);
    if (tst.attrs != null) {
        attrs = tst.attrs;
    }
    // Configure the environment.
    CheckerEnv env = newStandardCheckerEnv(cont, reg);
    if (tst.env != null) {
        env.add(tst.env);
    }
    // Configure the program input.
    Activation vars = emptyActivation();
    if (tst.in != null) {
        vars = newActivation(tst.in);
    }
    // Adapt the test output, if needed.
    if (tst.out != null) {
        tst.out = reg.nativeToValue(tst.out);
    }
    Dispatcher disp = newDispatcher();
    disp.add(standardOverloads());
    if (tst.funcs != null) {
        disp.add(tst.funcs);
    }
    Interpreter interp = newInterpreter(disp, cont, reg, reg, attrs);
    // Parse the expression.
    Source s = newTextSource(tst.expr);
    ParseResult parsed = Parser.parseAllMacros(s);
    assertThat(parsed.hasErrors()).withFailMessage(parsed.getErrors()::toDisplayString).isFalse();
    Interpretable prg;
    if (tst.unchecked) {
        // Build the program plan.
        prg = interp.newUncheckedInterpretable(parsed.getExpr(), opts);
        return new Program(prg, vars);
    }
    // Check the expression.
    CheckResult checkResult = Checker.Check(parsed, s, env);
    assertThat(checkResult.hasErrors()).withFailMessage(() -> checkResult.getErrors().toDisplayString()).isFalse();
    // Build the program plan.
    prg = interp.newInterpretable(checkResult.getCheckedExpr(), opts);
    return new Program(prg, vars);
}

Example 10 with Source

use of org.projectnessie.cel.common.Source in project cel-java by projectnessie.

the class InterpreterTest method logicalAndMissingType.

@Test
void logicalAndMissingType() {
    Source src = newTextSource("a && TestProto{c: true}.c");
    ParseResult parsed = Parser.parseAllMacros(src);
    assertThat(parsed.hasErrors()).withFailMessage(parsed.getErrors()::toDisplayString).isFalse();
    TypeRegistry reg = newRegistry();
    Container cont = Container.defaultContainer;
    AttributeFactory attrs = newAttributeFactory(cont, reg, reg);
    Interpreter intr = newStandardInterpreter(cont, reg, reg, attrs);
    assertThatThrownBy(() -> intr.newUncheckedInterpretable(parsed.getExpr())).isInstanceOf(IllegalStateException.class).hasMessage("unknown type: TestProto");
}