Check coordinates are okay

Author: rprospero

tests/axis.cpp

@@ -1,18 +1,21 @@
 #include "axis.h"
 #include "logAxis.h"
+#include <algorithm>
 #include <gtest/gtest.h>
 
 namespace UnitTest
 {
 
-void matchAxes(Axis &axis, std::vector<double> &points)
+void matchAxes(Axis &axis, std::vector<double> &points, std::vector<double> &coords)
 {
     axis.dataChanged();
     ASSERT_EQ(axis.tickCount(), points.size());
+    ASSERT_EQ(axis.tickCount(), coords.size());
 
     for (int i = 0; i < axis.tickCount(); i++)
     {
         EXPECT_DOUBLE_EQ(points[i], axis.tick(i));
+        EXPECT_DOUBLE_EQ(coords[i], axis.tickCoord(i));
     }
 }
 
@@ -23,8 +26,9 @@ TEST(AxisTest, LinearMarks)
     axis.setMaximum(11.0);
 
     std::vector<double> points = {-10, -5, 0, 5, 10};
+    std::vector<double> coords = {1.0 / 11.0, 6.0 / 11.0, 1.0, 16.0 / 11.0, 21.0 / 11.0};
 
-    matchAxes(axis, points);
+    matchAxes(axis, points, coords);
 }
 
 TEST(AxisTest, LogMarks)
@@ -34,8 +38,10 @@ TEST(AxisTest, LogMarks)
     axis.setMaximum(10.0);
 
     std::vector<double> points = {0.1, 0.2, 0.3, 0.5, 0.8, 1.0, 2.0, 3.0, 5.0, 8.0, 10.0};
+    std::vector<double> coords(points.size());
+    std::transform(points.begin(), points.end(), coords.begin(), [](const auto x) { return log10(x) + 1.0; });
 
-    matchAxes(axis, points);
+    matchAxes(axis, points, coords);
 }
 
 } // namespace UnitTest