From 5b2daa43c608d648a077d37ed8ab0217f8ce8104 Mon Sep 17 00:00:00 2001
From: Chris Dyer <cdyer@cs.cmu.edu>
Date: Sun, 4 Mar 2012 21:35:50 -0500
Subject: move crp stuff around

---
 gi/clda/src/crp_test.cc | 102 ------------------------------------------------
 1 file changed, 102 deletions(-)
 delete mode 100644 gi/clda/src/crp_test.cc

(limited to 'gi/clda/src/crp_test.cc')

diff --git a/gi/clda/src/crp_test.cc b/gi/clda/src/crp_test.cc
deleted file mode 100644
index 561cd4dd..00000000
--- a/gi/clda/src/crp_test.cc
+++ /dev/null
@@ -1,102 +0,0 @@
-#include <iostream>
-#include <vector>
-#include <string>
-
-#include <gtest/gtest.h>
-
-#include "ccrp.h"
-#include "sampler.h"
-
-const size_t MAX_DOC_LEN_CHARS = 10000000;
-
-using namespace std;
-
-class CRPTest : public testing::Test {
- public:
-  CRPTest() {}
- protected:
-  virtual void SetUp() { }
-  virtual void TearDown() { }
-  MT19937 rng;
-};
-
-TEST_F(CRPTest, Dist) {
-  CCRP<string> crp(0.1, 5);
-  double un = 0.25;
-  int tt = 0;
-  tt += crp.increment("hi", un, &rng);
-  tt += crp.increment("foo", un, &rng);
-  tt += crp.increment("bar", un, &rng);
-  tt += crp.increment("bar", un, &rng);
-  tt += crp.increment("bar", un, &rng);
-  tt += crp.increment("bar", un, &rng);
-  tt += crp.increment("bar", un, &rng);
-  tt += crp.increment("bar", un, &rng);
-  tt += crp.increment("bar", un, &rng);
-  cout << "tt=" << tt << endl;
-  cout << crp << endl;
-  cout << "  P(bar)=" << crp.prob("bar", un) << endl;
-  cout << "  P(hi)=" << crp.prob("hi", un) << endl;
-  cout << "  P(baz)=" << crp.prob("baz", un) << endl;
-  cout << "  P(foo)=" << crp.prob("foo", un) << endl;
-  double x = crp.prob("bar", un) + crp.prob("hi", un) + crp.prob("baz", un) + crp.prob("foo", un);
-  cout << "    tot=" << x << endl;
-  EXPECT_FLOAT_EQ(1.0, x);
-  tt += crp.decrement("hi", &rng);
-  tt += crp.decrement("bar", &rng);
-  cout << crp << endl;
-  tt += crp.decrement("bar", &rng);
-  cout << crp << endl;
-  cout << "tt=" << tt << endl;
-}
-
-TEST_F(CRPTest, Exchangability) {
-    double tot = 0;
-    double xt = 0;
-    CCRP<int> crp(0.5, 1.0);
-    int cust = 10;
-    vector<int> hist(cust + 1, 0);
-    for (int i = 0; i < cust; ++i) { crp.increment(1, 1.0, &rng); }
-    const int samples = 100000;
-    const bool simulate = true;
-    for (int k = 0; k < samples; ++k) {
-      if (!simulate) {
-        crp.clear();
-        for (int i = 0; i < cust; ++i) { crp.increment(1, 1.0, &rng); }
-      } else {
-        int da = rng.next() * cust;
-        bool a = rng.next() < 0.5;
-        if (a) {
-          for (int i = 0; i < da; ++i) { crp.increment(1, 1.0, &rng); }
-          for (int i = 0; i < da; ++i) { crp.decrement(1, &rng); }
-          xt += 1.0;
-        } else {
-          for (int i = 0; i < da; ++i) { crp.decrement(1, &rng); }
-          for (int i = 0; i < da; ++i) { crp.increment(1, 1.0, &rng); }
-        }
-      }
-      int c = crp.num_tables(1);
-      ++hist[c];
-      tot += c;
-    }
-    EXPECT_EQ(cust, crp.num_customers());
-    cerr << "P(a) = " << (xt / samples) << endl;
-    cerr << "E[num tables] = " << (tot / samples) << endl;
-    double error = fabs((tot / samples) - 5.4);
-    cerr << "  error = " << error << endl;
-    EXPECT_LT(error, 0.1);  // it's possible for this to fail, but
-                            // very, very unlikely
-    for (int i = 1; i <= cust; ++i)
-      cerr << i << ' ' << (hist[i]) << endl;
-}
-
-TEST_F(CRPTest, LP) {
-  CCRP<string> crp(1,1,1,1,0.1,50.0);
-  crp.increment("foo", 1.0, &rng);
-  cerr << crp.log_crp_prob() << endl;
-}
-
-int main(int argc, char** argv) {
-  testing::InitGoogleTest(&argc, argv);
-  return RUN_ALL_TESTS();
-}
-- 
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