Fix test case for heterogeneity chisq values

Test for #20
statgen · Apr 24, 2020 · 56ab521 · 56ab521
1 parent 08f234c
commit 56ab521
Showing 1 changed file with 16 additions and 13 deletions.
diff --git a/raremetal/tests/tests.cpp b/raremetal/tests/tests.cpp
@@ -7,30 +7,33 @@
 
 TEST_CASE("Heterogeneity statistics") {
   SECTION("Should be correct on simple example") {
-    FILE *logFile;
+    Meta meta;
     String filename;
-    if (Meta::prefix == "") {
+
+    if (meta.prefix == "") {
       filename = "raremetal.log";
     }
-    else if (Meta::prefix.Last() == '.' || Meta::prefix.Last() == '/') {
-      filename = Meta::prefix + "raremetal.log";
+    else if (meta.prefix.Last() == '.' || meta.prefix.Last() == '/') {
+      filename = meta.prefix + "raremetal.log";
     }
     else {
-      filename = Meta::prefix + ".raremetal.log";
+      filename = meta.prefix + ".raremetal.log";
     }
 
-    logFile = freopen(filename, "wt", stderr);
-
-    String path;
-    Meta meta(logFile);
-
+    FILE *logFile = freopen(filename, "wt", stderr);
+    meta.setLogFile(logFile);
+    meta.skipOutput = true;
+    meta.bHeterogeneity = true;
     meta.scorefile.Add("tests/datasets/simulated/heterog/study0_raremetal.txt.gz");
     meta.scorefile.Add("tests/datasets/simulated/heterog/study1_raremetal.txt.gz");
 
     GroupFromAnnotation group;
-    meta.Prepare();
-    group.Run(path, logFile);
     meta.PoolSummaryStat(group);
-    meta.Run(group);
+
+    // High heterogeneity
+    REQUIRE(meta.SNP_heterog_stat.Double("3:1291852") == Approx(109.990000));
+
+    // Low heterogeneity
+    REQUIRE(meta.SNP_heterog_stat.Double("8:875238") == Approx(0.357466));
   }
 }