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#include "gtest/gtest.h"
#include "singa/model/metric.h"

TEST(Accuracy, Compute) {
  singa::Accuracy acc;
  singa::Tensor p(singa::Shape{2, 3});
  singa::Tensor t(singa::Shape{2}, singa::kInt);
  const float pdat[6] = {0.1f, 0.3f, 0.6f, 0.3f, 0.2f, 0.5f};
  const int tdat[2] = {1, 2};  // one wrong, one correct
  p.CopyDataFromHostPtr(pdat, sizeof(pdat) / sizeof(float));
  t.CopyDataFromHostPtr(tdat, sizeof(tdat) / sizeof(int));
  float a = acc.Evaluate(p, t);
  EXPECT_FLOAT_EQ(a, 0.5f);
}