1 files changed, 71 insertions, 0 deletions
diff --git a/src/libnr/nr-scale-test.cpp b/src/libnr/nr-scale-test.cpp
new file mode 100644
index 000000000..cc255d02a
--- /dev/null
+++ b/src/libnr/nr-scale-test.cpp
@@ -0,0 +1,71 @@
+#include <utest/utest.h>
+#include <libnr/nr-scale.h>
+#include <libnr/nr-scale-ops.h>
+using NR::X;
+using NR::Y;
+
+int main(int argc, char *argv[])
+{
+    utest_start("NR::scale");
+
+    NR::scale const sa(1.5, 2.0);
+    UTEST_TEST("x,y constructor and operator[] const") {
+        UTEST_ASSERT(sa[X] == 1.5);
+        UTEST_ASSERT(sa[Y] == 2.0);
+        UTEST_ASSERT(sa[0u] == 1.5);
+        UTEST_ASSERT(sa[1u] == 2.0);
+    }
+
+    NR::Point const b(-2.0, 3.0);
+    NR::scale const sb(b);
+
+    UTEST_TEST("copy constructor, operator==, operator!=") {
+        NR::scale const sa_copy(sa);
+        UTEST_ASSERT( sa == sa_copy );
+        UTEST_ASSERT(!( sa != sa_copy ));
+        UTEST_ASSERT( sa != sb );
+    }
+
+    UTEST_TEST("operator=") {
+        NR::scale sa_eq(sb);
+        sa_eq = sa;
+        UTEST_ASSERT( sa == sa_eq );
+    }
+
+    UTEST_TEST("point constructor") {
+        UTEST_ASSERT(sb[X] == b[X]);
+        UTEST_ASSERT(sb[Y] == b[Y]);
+    }
+
+    UTEST_TEST("operator*(Point, scale)") {
+        NR::Point const ab( b * sa );
+        UTEST_ASSERT( ab == NR::Point(-3.0, 6.0) );
+    }
+
+    UTEST_TEST("operator*(scale, scale)") {
+        NR::scale const sab( sa * sb );
+        UTEST_ASSERT( sab == NR::scale(-3.0, 6.0) );
+    }
+
+    UTEST_TEST("operator/(scale, scale)") {
+        NR::scale const sa_b( sa / sb );
+        NR::scale const exp_sa_b(-0.75, 2./3.);
+        UTEST_ASSERT( sa_b[0] == exp_sa_b[0] );
+        UTEST_ASSERT( fabs( sa_b[1] - exp_sa_b[1] ) < 1e-10 );
+    }
+
+    return ( utest_end()
+             ? EXIT_SUCCESS
+             : EXIT_FAILURE );
+}
+
+/*
+  Local Variables:
+  mode:c++
+  c-file-style:"stroustrup"
+  c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
+  indent-tabs-mode:nil
+  fill-column:99
+  End:
+*/
+// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :