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Matrix: add proper print function testing

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Before the print function was just implicitly called somewhere
and that's why we had 100% line coverage. With this we have actual
testing of the functions.
This commit is contained in:
Matthias Grob
2019-09-18 09:59:50 +02:00
committed by Julian Kent
parent b0b7d7229a
commit 33a629105c
2 changed files with 43 additions and 4 deletions
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matrix/Matrix.hpp
+5 -4
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@@ -322,18 +322,19 @@ public:
const Matrix<Type, M, N> &self = *this;
for (size_t i = 0; i < M; i++) {
for (size_t j = 0; j < N; j++) {
snprintf(buf + strlen(buf), n - strlen(buf), "\t%8.2g", double(self(i, j))); // directly append to the string buffer
snprintf(buf + strlen(buf), n - strlen(buf), "\t%8.8g", double(self(i, j))); // directly append to the string buffer
}
snprintf(buf + strlen(buf), n - strlen(buf), "\n");
}
}
void print() const
void print(FILE *stream = stdout) const
{
static const size_t n = 11*N*M + M; // for every entry a tab and 10 digits, for every row a newline
// element: tab, point, 8 digits; row: newline; string: \0 end
static const size_t n = 10*N*M + M + 1;
char * buf = new char[n];
write_string(buf, n);
printf("%s\n", buf);
fprintf(stream, "%s\n", buf);
delete[] buf;
}