Examples with Insight org.graalvm.tools.insight.Insight used on opensource projects

Example 1 with Insight

use of org.graalvm.tools.insight.Insight in project graal by oracle.

the class InsightObjectTest method closeOfInsightHandleIsChecked.

@Test
public void closeOfInsightHandleIsChecked() throws Exception {
    try (Context c = InsightObjectFactory.newContext()) {
        AutoCloseable[] handle = { null };
        Value agent = InsightObjectFactory.readInsight(c, null, handle);
        InsightAPI agentAPI = agent.as(InsightAPI.class);
        Assert.assertNotNull("Agent API obtained", agentAPI);
        // @formatter:off
        Source sampleScript = Source.newBuilder(InstrumentationTestLanguage.ID, "ROOT(\n" + "  DEFINE(meaning,\n" + "    EXPRESSION(\n" + "      CONSTANT(6),\n" + "      CONSTANT(7)\n" + "    )\n" + "  ),\n" + "  CALL(meaning)\n" + ")", "sample.px").build();
        // @formatter:on
        final InsightAPI.OnEventHandler return42 = (ctx, frame) -> {
            try {
                ctx.returnValue(Collections.emptyMap());
            } catch (RuntimeException ex) {
                assertTrue("Expecting TruffleException: " + ex, ex instanceof AbstractTruffleException);
            }
            ctx.returnNow(42);
        };
        agentAPI.on("return", return42, createConfig(true, false, false, "meaning.*", null));
        Value fourtyTwo = c.eval(sampleScript);
        assertEquals(42, fourtyTwo.asInt());
        handle[0].close();
        Value sixSeven = c.eval(sampleScript);
        assertEquals("Hook is no longer active", "(6+7)", sixSeven.asString());
        try {
            agentAPI.on("enter", return42, createConfig(true, false, false, "meaning.*", null));
            fail("Expecting exception");
        } catch (PolyglotException ex) {
            assertEquals("insight: The script has already been closed", ex.getMessage());
        }
    }
}

Example 2 with Insight

use of org.graalvm.tools.insight.Insight in project graal by oracle.

the class InsightObjectTest method iterateFrames.

@Test
public void iterateFrames() throws Exception {
    try (Context c = InsightObjectFactory.newContext()) {
        Value insight = InsightObjectFactory.readInsight(c, null);
        InsightAPI insightAPI = insight.as(InsightAPI.class);
        Assert.assertNotNull("Agent API obtained", insightAPI);
        // @formatter:off
        Source s1 = Source.newBuilder(InstrumentationTestLanguage.ID, "ROOT(\n" + "  DEFINE(s1,\n" + "    EXPRESSION(\n" + "      CONSTANT(6),\n" + "      CONSTANT(7)\n" + "    )\n" + "  )\n" + ")", "s1.px").build();
        Source s2internal = Source.newBuilder(InstrumentationTestLanguage.ID, "ROOT(\n" + "  DEFINE(s2,\n" + "    CALL(s1)\n" + "  )\n" + ")", "s2.px").internal(true).build();
        Source s3 = Source.newBuilder(InstrumentationTestLanguage.ID, "ROOT(\n" + "  CALL(s2)\n" + ")", "s3.px").build();
        // @formatter:on
        String[] firstSourceName = { "ignore" };
        List<InsightAPI.SourceSectionInfo> stackTraces = new ArrayList<>();
        final InsightAPI.OnEventHandler threadDump = (ctx, frame) -> {
            InsightAPI.FramesIterator<String> it = (loc, vars) -> {
                stackTraces.add(loc);
                return firstSourceName[0] == null ? loc.source().name() : null;
            };
            String value = ctx.iterateFrames(it);
            if (firstSourceName[0] == null) {
                firstSourceName[0] = value;
            }
        };
        insightAPI.on("return", threadDump, createConfig(true, false, false, "s1", null));
        c.eval(s1);
        c.eval(s2internal);
        c.eval(s3);
        assertEquals("Two frames", 2, stackTraces.size());
        assertEquals("s1.px", stackTraces.get(0).source().name());
        assertEquals("s3.px", stackTraces.get(1).source().name());
        firstSourceName[0] = null;
        c.eval(s3);
        assertEquals("Third added", 3, stackTraces.size());
        assertEquals("s1.px", stackTraces.get(2).source().name());
    }
}

Example 3 with Insight

use of org.graalvm.tools.insight.Insight in project graal by oracle.

the class InsightObjectTest method onErrorneousCallbackRegistration.

@Test
public void onErrorneousCallbackRegistration() throws Exception {
    try (Context c = InsightObjectFactory.newContext()) {
        Value agent = InsightObjectFactory.readInsight(c, null);
        InsightAPI agentAPI = agent.as(InsightAPI.class);
        Assert.assertNotNull("Agent API obtained", agentAPI);
        final InsightAPI.OnSourceLoadedHandler listener = (ev) -> {
        };
        agentAPI.on("enterOrLeave", listener);
        fail("Should have failed with PolyglotException");
    } catch (PolyglotException t) {
        assertTrue(t.getMessage(), t.getMessage().startsWith("insight: Unknown event type"));
    }
}