Implemented topic pattern matching for the TopicExchange.

Corrected default bindings to use the exchange named "" rather than
"amqp.direct".
Added python and unit tests for all of the above.
Minor improvements to testlib.py, also some tests for testlib itself.



git-svn-id: https://svn.apache.org/repos/asf/incubator/qpid/trunk/qpid@448624 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 186 insertions, 0 deletions

diff --git a/cpp/broker/test/TopicExchangeTest.cpp b/cpp/broker/test/TopicExchangeTest.cpp
new file mode 100644
index 0000000000..4653540040
--- /dev/null
+++ b/cpp/broker/test/TopicExchangeTest.cpp
@@ -0,0 +1,186 @@
+#include "TopicExchange.h"
+#include <cppunit/TestCase.h>
+#include <cppunit/TextTestRunner.h>
+#include <cppunit/extensions/HelperMacros.h>
+#include <cppunit/plugin/TestPlugIn.h>
+
+using namespace qpid::broker;
+
+Tokens makeTokens(char** begin, char** end)
+{
+    Tokens t;
+    t.insert(t.end(), begin, end);
+    return t;
+}
+
+// Calculate size of an array. 
+#define LEN(a) (sizeof(a)/sizeof(a[0]))
+
+// Convert array to token vector
+#define TOKENS(a) makeTokens(a, a + LEN(a))
+
+// Allow CPPUNIT_EQUALS to print a Tokens.
+// TODO aconway 2006-09-19: Make it a template and put it in a shared test lib.
+//
+CppUnit::OStringStream& operator <<(CppUnit::OStringStream& out, const Tokens& v)
+{
+    out << "[ ";
+    for (Tokens::const_iterator i = v.begin();
+         i != v.end(); ++i)
+    {
+        out << '"' << *i << '"' << (i+1 == v.end() ? "]" : ", ");
+    }
+}
+
+
+class TokensTest : public CppUnit::TestCase
+{
+    CPPUNIT_TEST_SUITE(TokensTest);
+    CPPUNIT_TEST(testTokens);
+    CPPUNIT_TEST_SUITE_END();
+
+  public:
+    void testTokens() 
+    {
+        Tokens tokens("hello.world");
+        char* expect[] = {"hello", "world"};
+        CPPUNIT_ASSERT_EQUAL(TOKENS(expect), tokens);
+        
+        tokens = "a.b.c";
+        char* expect2[] = { "a", "b", "c" };
+        CPPUNIT_ASSERT_EQUAL(TOKENS(expect2), tokens);
+
+        tokens = "";
+        CPPUNIT_ASSERT(tokens.empty());
+
+        tokens = "x";
+        char* expect3[] = { "x" };
+        CPPUNIT_ASSERT_EQUAL(TOKENS(expect3), tokens);
+
+        tokens = (".x");
+        char* expect4[] = { "", "x" };
+        CPPUNIT_ASSERT_EQUAL(TOKENS(expect4), tokens);
+
+        tokens = ("x.");
+        char* expect5[] = { "x", "" };
+        CPPUNIT_ASSERT_EQUAL(TOKENS(expect5), tokens);
+
+        tokens = (".");
+        char* expect6[] = { "", "" };
+        CPPUNIT_ASSERT_EQUAL(TOKENS(expect6), tokens);        
+
+        tokens = ("..");
+        char* expect7[] = { "", "", "" };
+        CPPUNIT_ASSERT_EQUAL(TOKENS(expect7), tokens);        
+    }
+    
+};
+
+#define ASSERT_NORMALIZED(expect, pattern) \
+    CPPUNIT_ASSERT_EQUAL(Tokens(expect), static_cast<Tokens>(TopicPattern(pattern)))
+class TopicPatternTest : public CppUnit::TestCase 
+{
+    CPPUNIT_TEST_SUITE(TopicPatternTest);
+    CPPUNIT_TEST(testNormalize);
+    CPPUNIT_TEST(testPlain);
+    CPPUNIT_TEST(testStar);
+    CPPUNIT_TEST(testHash);
+    CPPUNIT_TEST(testMixed);
+    CPPUNIT_TEST(testCombo);
+    CPPUNIT_TEST_SUITE_END();
+
+  public:
+
+    void testNormalize() 
+    {
+        CPPUNIT_ASSERT(TopicPattern("").empty());
+        ASSERT_NORMALIZED("a.b.c", "a.b.c");
+        ASSERT_NORMALIZED("a.*.c", "a.*.c");
+        ASSERT_NORMALIZED("#", "#");
+        ASSERT_NORMALIZED("#", "#.#.#.#");
+        ASSERT_NORMALIZED("*.*.*.#", "#.*.#.*.#.#.*");
+        ASSERT_NORMALIZED("a.*.*.*.#", "a.*.#.*.#.*.#");
+        ASSERT_NORMALIZED("a.*.*.*.#", "a.*.#.*.#.*");
+    }
+    
+    void testPlain() {
+        TopicPattern p("ab.cd.e");
+        CPPUNIT_ASSERT(p.match("ab.cd.e"));
+        CPPUNIT_ASSERT(!p.match("abx.cd.e"));
+        CPPUNIT_ASSERT(!p.match("ab.cd"));
+        CPPUNIT_ASSERT(!p.match("ab.cd..e."));
+        CPPUNIT_ASSERT(!p.match("ab.cd.e."));
+        CPPUNIT_ASSERT(!p.match(".ab.cd.e"));
+
+        p = "";
+        CPPUNIT_ASSERT(p.match(""));
+
+        p = ".";
+        CPPUNIT_ASSERT(p.match("."));
+    }
+
+
+    void testStar() 
+    {
+        TopicPattern p("a.*.b");
+        CPPUNIT_ASSERT(p.match("a.xx.b"));
+        CPPUNIT_ASSERT(!p.match("a.b"));
+
+        p = "*.x";
+        CPPUNIT_ASSERT(p.match("y.x"));
+        CPPUNIT_ASSERT(p.match(".x"));
+        CPPUNIT_ASSERT(!p.match("x"));
+
+        p = "x.x.*";
+        CPPUNIT_ASSERT(p.match("x.x.y"));
+        CPPUNIT_ASSERT(p.match("x.x."));
+        CPPUNIT_ASSERT(!p.match("x.x"));
+        CPPUNIT_ASSERT(!p.match("q.x.y"));
+    }
+
+    void testHash() 
+    {
+        TopicPattern p("a.#.b");
+        CPPUNIT_ASSERT(p.match("a.b"));
+        CPPUNIT_ASSERT(p.match("a.x.b"));
+        CPPUNIT_ASSERT(p.match("a..x.y.zz.b"));
+        CPPUNIT_ASSERT(!p.match("a.b."));
+        CPPUNIT_ASSERT(!p.match("q.x.b"));
+
+        p = "a.#";
+        CPPUNIT_ASSERT(p.match("a"));
+        CPPUNIT_ASSERT(p.match("a.b"));
+        CPPUNIT_ASSERT(p.match("a.b.c"));
+
+        p = "#.a";
+        CPPUNIT_ASSERT(p.match("a"));
+        CPPUNIT_ASSERT(p.match("x.y.a"));
+    }
+
+    void testMixed() 
+    {
+        TopicPattern p("*.x.#.y");
+        CPPUNIT_ASSERT(p.match("a.x.y"));
+        CPPUNIT_ASSERT(p.match("a.x.p.qq.y"));
+        CPPUNIT_ASSERT(!p.match("a.a.x.y"));
+        CPPUNIT_ASSERT(!p.match("aa.x.b.c"));
+
+        p = "a.#.b.*";
+        CPPUNIT_ASSERT(p.match("a.b.x"));
+        CPPUNIT_ASSERT(p.match("a.x.x.x.b.x"));
+    }
+
+    void testCombo() {
+        TopicPattern p("*.#.#.*.*.#");
+        CPPUNIT_ASSERT(p.match("x.y.z"));
+        CPPUNIT_ASSERT(p.match("x.y.z.a.b.c"));
+        CPPUNIT_ASSERT(!p.match("x.y"));
+        CPPUNIT_ASSERT(!p.match("x"));
+    }
+};
+
+    
+// Make this test suite a plugin.
+CPPUNIT_PLUGIN_IMPLEMENT();
+CPPUNIT_TEST_SUITE_REGISTRATION(TopicPatternTest);
+CPPUNIT_TEST_SUITE_REGISTRATION(TokensTest);