Examples with AstIssuesTuple org.projectnessie.cel.Env.AstIssuesTuple used on opensource projects

Example 16 with AstIssuesTuple

use of org.projectnessie.cel.Env.AstIssuesTuple in project cel-java by projectnessie.

the class CELTest method Abbrevs_Disambiguation.

@Test
void Abbrevs_Disambiguation() {
    Env env = newEnv(abbrevs("external.Expr"), container("google.api.expr.v1alpha1"), types(Expr.getDefaultInstance()), declarations(Decls.newVar("test", Decls.Bool), Decls.newVar("external.Expr", Decls.String)));
    // This expression will return either a string or a protobuf Expr value depending on the value
    // of the 'test' argument. The fully qualified type name is used indicate that the protobuf
    // typed 'Expr' should be used rather than the abbreviatation for 'external.Expr'.
    AstIssuesTuple astIss = env.compile("test ? dyn(Expr) : google.api.expr.v1alpha1.Expr{id: 1}");
    assertThat(astIss.hasIssues()).isFalse();
    Program prg = env.program(astIss.getAst());
    EvalResult out = prg.eval(mapOf("test", true, "external.Expr", "string expr"));
    assertThat(out.getVal().value()).isEqualTo("string expr");
    out = prg.eval(mapOf("test", false, "external.Expr", "wrong expr"));
    Expr want = Expr.newBuilder().setId(1).build();
    Expr got = out.getVal().convertToNative(Expr.class);
    assertThat(got).isEqualTo(want);
}

Example 17 with AstIssuesTuple

use of org.projectnessie.cel.Env.AstIssuesTuple in project cel-java by projectnessie.

the class CELTest method CustomEnvError.

@Test
void CustomEnvError() {
    Env e = newCustomEnv(StdLib(), StdLib());
    AstIssuesTuple xIss = e.compile("a.b.c == true");
    assertThat(xIss.hasIssues()).isTrue();
}

Example 18 with AstIssuesTuple

use of org.projectnessie.cel.Env.AstIssuesTuple in project cel-java by projectnessie.

the class CELTest method ParseAndCheckConcurrently.

@SuppressWarnings("rawtypes")
@Test
void ParseAndCheckConcurrently() throws Exception {
    Env e = newEnv(container("google.api.expr.v1alpha1"), types(Expr.getDefaultInstance()), declarations(Decls.newVar("expr", Decls.newObjectType("google.api.expr.v1alpha1.Expr"))));
    Consumer<String> parseAndCheck = expr -> {
        AstIssuesTuple xIss = e.compile(expr);
        assertThat(xIss.hasIssues()).isFalse();
    };
    int concurrency = 10;
    ExecutorService executor = Executors.newFixedThreadPool(concurrency);
    try {
        CompletableFuture[] futures = IntStream.range(0, concurrency).mapToObj(i -> CompletableFuture.runAsync(() -> parseAndCheck.accept(String.format("expr.id + %d", i)), executor)).toArray(CompletableFuture[]::new);
        CompletableFuture.allOf(futures).get(30, TimeUnit.SECONDS);
    } finally {
        executor.shutdown();
        assertThat(executor.awaitTermination(30, TimeUnit.SECONDS)).isTrue();
    }
}

Example 19 with AstIssuesTuple

use of org.projectnessie.cel.Env.AstIssuesTuple in project cel-java by projectnessie.

the class CELTest method Cost.

@Test
void Cost() {
    Env e = newEnv();
    AstIssuesTuple astIss = e.compile("\"Hello, World!\"");
    assertThat(astIss.hasIssues()).isFalse();
    Cost wantedCost = Cost.None;
    // Test standard evaluation cost.
    Program prg = e.program(astIss.getAst());
    Cost c = estimateCost(prg);
    assertThat(c).isEqualTo(wantedCost);
    // Test the factory-based evaluation cost.
    prg = e.program(astIss.getAst(), evalOptions(OptExhaustiveEval));
    c = estimateCost(prg);
    assertThat(c).isEqualTo(wantedCost);
}

Example 20 with AstIssuesTuple

use of org.projectnessie.cel.Env.AstIssuesTuple in project cel-java by projectnessie.

the class CELTest method exampleWithBuiltins.

@Test
void exampleWithBuiltins() {
    // Variables used within this expression environment.
    EnvOption decls = declarations(Decls.newVar("i", Decls.String), Decls.newVar("you", Decls.String));
    Env env = newEnv(decls);
    // Compile the expression.
    AstIssuesTuple astIss = env.compile("\"Hello \" + you + \"! I'm \" + i + \".\"");
    assertThat(astIss.hasIssues()).isFalse();
    // Create the program, and evaluate it against some input.
    Program prg = env.program(astIss.getAst());
    // If the Eval() call were provided with cel.evalOptions(OptTrackState) the details response
    // (2nd return) would be non-nil.
    EvalResult out = prg.eval(mapOf("i", "CEL", "you", "world"));
    assertThat(out.getVal().equal(stringOf("Hello world! I'm CEL."))).isSameAs(True);
}