1 files changed, 51 insertions, 0 deletions
diff --git a/src/libzisp.zig b/src/libzisp.zig
new file mode 100644
index 0000000..542b84c
--- /dev/null
+++ b/src/libzisp.zig
@@ -0,0 +1,51 @@
+//! By convention, root.zig is the root source file when making a library. If
+//! you are making an executable, the convention is to delete this file and
+//! start with main.zig instead.
+const std = @import("std");
+const builtin = @import("builtin");
+const testing = std.testing;
+
+const value = @import("libzisp/value.zig");
+
+test "double" {
+    const d1: f64 = 0.123456789;
+    const d2: f64 = -0.987654321;
+    const v1 = value.double.pack(d1);
+    const v2 = value.double.pack(d2);
+    const v3 = value.double.add(v1, v2);
+    const result = value.double.unpack(v3);
+
+    try std.testing.expect(value.double.check(v1));
+    try std.testing.expect(value.double.check(v2));
+    try std.testing.expect(value.double.check(v3));
+    try std.testing.expect(result == d1 + d2);
+}
+
+test "fixnum" {
+    const int1: i64 = 123456789;
+    const int2: i64 = -987654321;
+    const v1 = value.fixnum.pack(int1);
+    const v2 = value.fixnum.pack(int2);
+    const v3 = value.fixnum.add(v1, v2);
+    const result = value.fixnum.unpack(v3);
+
+    try std.testing.expect(value.fixnum.check(v1));
+    try std.testing.expect(value.fixnum.check(v2));
+    try std.testing.expect(value.fixnum.check(v3));
+    try std.testing.expect(result == int1 + int2);
+}
+
+test "ptr" {
+    const ptr1 = value.ptr.pack(@ptrFromInt(256), value.ptr.Tag.string);
+    try std.testing.expect(value.ptr.check(ptr1));
+    try std.testing.expect(value.ptr.checkZisp(ptr1));
+    try std.testing.expect(value.ptr.checkNormal(ptr1));
+
+    const ptr2 = value.ptr.makeWeak(ptr1);
+    try std.testing.expect(value.ptr.check(ptr2));
+    try std.testing.expect(value.ptr.checkZisp(ptr2));
+    try std.testing.expect(value.ptr.checkWeak(ptr2));
+
+    // Make sure ptr1 wasn't modified
+    try std.testing.expect(value.ptr.checkNormal(ptr1));
+}