[svn:parrot] r41377 - in trunk: src/pmc t/pmc

[bacek at svn.parrot.org]

Author: bacek
Date: Sun Sep 20 13:39:17 2009
New Revision: 41377
URL: https://trac.parrot.org/parrot/changeset/41377

Log:
[core] Implement FixedIntegerArray.is_equal

Modified:
   trunk/src/pmc/fixedintegerarray.pmc
   trunk/t/pmc/fixedintegerarray.t

Modified: trunk/src/pmc/fixedintegerarray.pmc
==============================================================================
--- trunk/src/pmc/fixedintegerarray.pmc	Sun Sep 20 13:29:35 2009	(r41376)
+++ trunk/src/pmc/fixedintegerarray.pmc	Sun Sep 20 13:39:17 2009	(r41377)
@@ -584,6 +584,38 @@
 
 /*
 
+=item C<INTVAL is_equal(PMC *value)>
+
+The C<==> operation. Compares two array to hold equal elements.
+
+=cut
+
+*/
+
+    VTABLE INTVAL is_equal(PMC *value) {
+        INTVAL j, n;
+
+        if (value->vtable->base_type != SELF->vtable->base_type)
+            return 0;
+
+        n = SELF.elements();
+
+        if (VTABLE_elements(INTERP, value) != n)
+            return 0;
+
+        for (j = 0; j < n; ++j) {
+            INTVAL item1 = SELF.get_integer_keyed_int(j);
+            INTVAL item2 = VTABLE_get_integer_keyed_int(INTERP, value, j);
+
+            if (item1 != item2)
+                return 0;
+        }
+
+        return 1;
+    }
+
+/*
+
 =item C<PMC *get_iter()>
 
 Return a new Iterator for this PMC.

Modified: trunk/t/pmc/fixedintegerarray.t
==============================================================================
--- trunk/t/pmc/fixedintegerarray.t	Sun Sep 20 13:29:35 2009	(r41376)
+++ trunk/t/pmc/fixedintegerarray.t	Sun Sep 20 13:39:17 2009	(r41377)
@@ -19,7 +19,7 @@
 
 .sub 'main' :main
     .include 'test_more.pir'
-    plan(24)
+    plan(29)
 
     'test_set_size'()       # 2 tests
     'test_reset_size'()     # 1 test
@@ -29,7 +29,8 @@
     'test_set_via_pmc'()    # 3 tests
     'test_get_via_pmc'()    # 4 tests
     'test_interface_done'() # 4 tests
-    'test_get_iter'()       # 1 tests
+    'test_get_iter'()       # 1 test
+    'test_equality'()       # 5 tests
 .end
 
 .sub 'test_set_size'
@@ -211,6 +212,29 @@
     is($S0, "424344", "Iteration works")
 .end
 
+.sub 'test_equality'
+    .local pmc a1, a2
+    a1 = new ['FixedIntegerArray']
+    a2 = new ['FixedIntegerArray']
+
+    is(a1, a2, "Empty arrays are equal")
+    
+    a1 = 3
+    isnt(a1, a2, "Different size arrays aren't equal")
+
+    a2 = 3
+
+    a1[0] = 42
+    a2[0] = 42
+    is(a1, a2, "Equal with first element set")
+
+    a1[1] = 84
+    isnt(a1, a2, "Not equal when second element differ")
+    
+    a2[1] = 84
+    is(a1, a2, "Equal when second element same")
+.end
+
 
 # Local Variables:
 #   mode: cperl