Examples with Scope io.opentracing.Scope used on opensource projects

Example 41 with Scope

use of io.opentracing.Scope in project opentracing-java by opentracing.

the class ThreadLocalScopeManagerTest method dontFinishSpanNoClose.

@Test
public void dontFinishSpanNoClose() throws Exception {
    Span span = mock(Span.class);
    // We can't use 1.7 features like try-with-resources in this repo without meddling with pom details for tests.
    Scope scope = source.activate(span, false);
    try {
        assertNotNull(scope);
        assertNotNull(source.active());
    } finally {
        scope.close();
    }
    // Make sure the Span did *not* get finish()ed.
    verify(span, never()).finish();
    // Verify it's gone.
    assertNull(source.active());
}

Example 42 with Scope

use of io.opentracing.Scope in project opentracing-java by opentracing.

the class ThreadLocalScopeManagerTest method finishSpanClose.

@Test
public void finishSpanClose() throws Exception {
    Span span = mock(Span.class);
    // We can't use 1.7 features like try-with-resources in this repo without meddling with pom details for tests.
    Scope scope = source.activate(span, true);
    try {
        assertNotNull(scope);
        assertNotNull(source.active());
    } finally {
        scope.close();
    }
    // Make sure the Span got finish()ed.
    verify(span, times(1)).finish();
    // Verify it's gone.
    assertNull(source.active());
}

Example 43 with Scope

use of io.opentracing.Scope in project opentracing-java by opentracing.

the class ThreadLocalScopeTest method implicitSpanStack.

@Test
public void implicitSpanStack() throws Exception {
    Span backgroundSpan = mock(Span.class);
    Span foregroundSpan = mock(Span.class);
    // Quasi try-with-resources (this is 1.6).
    Scope backgroundActive = scopeManager.activate(backgroundSpan, true);
    try {
        assertNotNull(backgroundActive);
        // Activate a new Scope on top of the background one.
        Scope foregroundActive = scopeManager.activate(foregroundSpan, true);
        try {
            Scope shouldBeForeground = scopeManager.active();
            assertEquals(foregroundActive, shouldBeForeground);
        } finally {
            foregroundActive.close();
        }
        // And now the backgroundActive should be reinstated.
        Scope shouldBeBackground = scopeManager.active();
        assertEquals(backgroundActive, shouldBeBackground);
    } finally {
        backgroundActive.close();
    }
    // The background and foreground Spans should be finished.
    verify(backgroundSpan, times(1)).finish();
    verify(foregroundSpan, times(1)).finish();
    // And now nothing is active.
    Scope missingSpan = scopeManager.active();
    assertNull(missingSpan);
}

Example 44 with Scope

use of io.opentracing.Scope in project opentracing-java by opentracing.

the class ThreadLocalScopeTest method testDeactivateWhenDifferentSpanIsActive.

@Test
public void testDeactivateWhenDifferentSpanIsActive() {
    Span span = mock(Span.class);
    Scope active = scopeManager.activate(span, false);
    scopeManager.activate(mock(Span.class), false);
    active.close();
    verify(span, times(0)).finish();
}

Example 45 with Scope

use of io.opentracing.Scope in project opentracing-java by opentracing.

the class HandlerTest method bad_solution_to_set_parent.

/**
 * Solution is bad because parent is per client (we don't have better choice).
 * Therefore all client requests will have the same parent.
 * But if client is long living and injected/reused in different places then initial parent will not be correct.
 */
@Test
public void bad_solution_to_set_parent() throws Exception {
    Client client;
    try (Scope parent = tracer.buildSpan("parent").startActive(true)) {
        client = new Client(new RequestHandler(tracer, parent.span().context()));
        String response = client.send("correct_parent").get(15, TimeUnit.SECONDS);
        assertEquals("correct_parent:response", response);
    }
    // Send second request, now there is no active parent, but it will be set, ups
    String response = client.send("wrong_parent").get(15, TimeUnit.SECONDS);
    assertEquals("wrong_parent:response", response);
    List<MockSpan> finished = tracer.finishedSpans();
    assertEquals(3, finished.size());
    sortByStartMicros(finished);
    MockSpan parent = getOneByOperationName(finished, "parent");
    assertNotNull(parent);
    // now there is parent/child relation between first and second span:
    assertEquals(parent.context().spanId(), finished.get(1).parentId());
    // third span should not have parent, but it has, damn it
    assertEquals(parent.context().spanId(), finished.get(2).parentId());
}