finish Bits impl

1 files changed, 79 insertions, 0 deletions

diff --git a/test/test_stream.cpp b/test/test_stream.cpp
new file mode 100644
index 0000000..0e05146
--- /dev/null
+++ b/test/test_stream.cpp
@@ -0,0 +1,79 @@
+/**
+ * Copyright (c) 2018 Cornell University.
+ *
+ * Author: Ted Yin <[email protected]>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+ * of the Software, and to permit persons to whom the Software is furnished to do
+ * so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#include <vector>
+#include "salticidae/stream.h"
+
+using salticidae::DataStream;
+using salticidae::get_hash;
+using salticidae::get_hex;
+using salticidae::Bits;
+
+void print(const Bits &a, int n) {
+    for (int i = 0; i < n; i++)
+        printf("%d", a.get(i));
+    puts("");
+}
+
+int main() {
+    int n = 80;
+    Bits a(n);
+    for (int i = 0; i < n; i++)
+    {
+        a.set(i);
+        print(a, n);
+    }
+    for (int i = n - 1; i >= 0; i--)
+    {
+        a.unset(i);
+        print(a, n);
+    }
+    std::vector<int> idxs;
+    for (int i = 0; i < 1000; i++)
+    {
+        idxs.push_back(rand() % n);
+        a.flip(idxs.back());
+        print(a, n);
+    }
+    for (auto idx: idxs)
+    {
+        a.flip(idx);
+        print(a, n);
+    }
+    for (int i = 0; i < n; i++)
+        if (i & 1) a.set(i);
+    print(a, n);
+    for (int i = 0; i < n; i++)
+        if (i & 1) a.unset(i);
+        else a.set(i);
+    print(a, n);
+    printf("%s size: %d\n", get_hex(a).c_str(), a.size());
+    DataStream s;
+    s << a;
+    Bits b;
+    s >> b;
+    printf("%s\n", get_hex(b).c_str());
+    print(b, b.size());
+    return 0;
+}