package golog

import "testing"

func TestAsserta(t *testing.T) {
    db0 := NewDatabase()
    db1 := db0.Asserta(NewTerm("alpha"))
    db2 := db1.Asserta(NewTerm("beta"))

    foo := NewTerm("foo", NewTerm("one"), NewTerm("two"))
    body := NewTerm("alpha")
    db3 := db2.Asserta(NewTerm(":-", foo, body))
    t.Logf(db3.String()) // helpful for debugging

    // do we have the right number of clauses?
    if db0.ClauseCount() != 0 {
        t.Errorf("db0: wrong number of clauses: %d", db0.ClauseCount())
    }
    if db1.ClauseCount() != 1 {
        t.Errorf("db0: wrong number of clauses: %d", db0.ClauseCount())
    }
    if db2.ClauseCount() != 2 {
        t.Errorf("db0: wrong number of clauses: %d", db0.ClauseCount())
    }
    if db3.ClauseCount() != 3 {
        t.Errorf("db0: wrong number of clauses: %d", db0.ClauseCount())
    }
}

package golog

import "testing"

func TestAsserta(t *testing.T) {
    db0 := NewDatabase()
    db1 := db0.Asserta(NewTerm("alpha"))
    db2 := db1.Asserta(NewTerm("beta"))
    db3 := db2.Asserta(NewTerm("gamma", NewTerm("greek to me")))

    // do we have the right number of clauses?
    if db0.ClauseCount() != 0 {
        t.Errorf("db0: wrong number of clauses: %d", db0.ClauseCount())
    }
    if db1.ClauseCount() != 1 {
        t.Errorf("db0: wrong number of clauses: %d", db0.ClauseCount())
    }
    if db2.ClauseCount() != 2 {
        t.Errorf("db0: wrong number of clauses: %d", db0.ClauseCount())
    }
    if db3.ClauseCount() != 3 {
        t.Errorf("db0: wrong number of clauses: %d", db0.ClauseCount())
    }
}

--- 
+++ 
@@ -6,7 +6,11 @@
     db0 := NewDatabase()
     db1 := db0.Asserta(NewTerm("alpha"))
     db2 := db1.Asserta(NewTerm("beta"))
-    db3 := db2.Asserta(NewTerm("gamma", NewTerm("greek to me")))
+
+    foo := NewTerm("foo", NewTerm("one"), NewTerm("two"))
+    body := NewTerm("alpha")
+    db3 := db2.Asserta(NewTerm(":-", foo, body))
+    t.Logf(db3.String()) // helpful for debugging
 
     // do we have the right number of clauses?
     if db0.ClauseCount() != 0 {
Test against a clause head and body
