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| | #+Title: a collection of examples for ob-C tests
#+OPTIONS: ^:nil
* Simple tests
:PROPERTIES:
:ID: fa6db330-e960-4ea2-ac67-94bb845b8577
:END:
#+source: simple
#+begin_src cpp :includes "<iostream>" :results silent
std::cout << 42;
return 0;
#+end_src
#+source: simple
#+begin_src cpp :includes <iostream> :results silent
std::cout << 42;
return 0;
#+end_src
#+source: simple
#+begin_src D :results silent
writefln ("%s", 42);
#+end_src
#+source: integer_var
#+begin_src cpp :var q=12 :includes "<iostream>" :results silent
std::cout << q;
return 0;
#+end_src
#+source: integer_var
#+begin_src D :var q=12 :results silent
writefln ("%s", q);
#+end_src
#+source: two_var
#+begin_src cpp :var q=12 :var p=10 :includes "<iostream>" :results silent
std::cout << p+q;
return 0;
#+end_src
#+source: two_var
#+begin_src D :var q=12 :var p=10 :results silent
writefln ("%s", p+q);
#+end_src
#+source: string_var
#+begin_src cpp :var q="word" :includes '(<iostream> <cstring>) :results silent
std::cout << q << ' ' << std::strlen(q);
return 0;
#+end_src
#+source: string_var
#+begin_src D :var q="word" :results silent
writefln ("%s %s", q, q.length);
#+end_src
#+source: define
#+begin_src cpp :defines N 42 :includes "<iostream>" :results silent
std::cout << N;
return 0;
#+end_src
* Array
:PROPERTIES:
:ID: 2df1ab83-3fa3-462a-a1f3-3aef6044a874
:END:
#+source: array
#+begin_src cpp :includes "<iostream>" :results vector :results silent
for (int i=1; i<3; i++) {
std::cout << i << '\n';
}
return 0;
#+end_src
#+source: array
#+begin_src D :results vector :results silent
foreach (i; 1..3)
writefln ("%s", i);
#+end_src
* Matrix
:PROPERTIES:
:ID: cc65d6b3-8e8e-4f9c-94cd-f5a00cdeceb5
:END:
#+name: C-matrix
| 1 | 2 |
| 3 | 4 |
#+source: list_var
#+begin_src cpp :var a='("abc" "def") :includes "<iostream>" :results silent
std::cout << a[0] << a[1] << sizeof(a)/sizeof(*a) << '\n';
#+end_src
#+source: list_var
#+begin_src D :var a='("abc" "def") :results silent
writefln ("%s%s%s", a[0], a[1], a.length);
#+end_src
#+source: vector_var
#+begin_src cpp :var a='[1 2] :includes "<iostream>" :results silent
std::cout << a[0] << a[1] << sizeof(a)/sizeof(*a) << '\n';
#+end_src
#+source: vector_var
#+begin_src D :var a='[1 2] :results silent
writefln ("%s%s%s", a[0], a[1], a.length);
#+end_src
#+source: list_list_var
#+begin_src cpp :var q=C-matrix :includes "<iostream>" :results silent
std::cout << q[0][0] << ' ' << q[1][0] << '\n'
<< q[0][1] << ' ' << q[1][1] << '\n'; // transpose
#+end_src
#+source: list_list_var
#+begin_src D :var q=C-matrix :results silent
writefln ("%s %s", q[0][0], q[1][0]);
writefln ("%s %s", q[0][1], q[1][1]); // transpose
#+end_src
* Inhomogeneous table
:PROPERTIES:
:ID: e112bc2e-419a-4890-99c2-7ac4779531cc
:END:
#+name: tinomogen
| day | quty |
|-----------+------|
| monday | 34 |
| tuesday | 41 |
| wednesday | 56 |
| thursday | 17 |
| friday | 12 |
| saturday | 7 |
| sunday | 4 |
#+source: inhomogeneous_table
#+begin_src cpp :var tinomogen=tinomogen :results silent :includes <string.h> <stdio.h>
int main()
{
int i, j;
for (i=0; i<tinomogen_rows; i++) {
for (j=0; j<tinomogen_cols; j++)
printf ("%s ", tinomogen[i][j]);
printf ("\n");
}
printf ("Friday %s\n", tinomogen_h(4,"day"));
return 0;
}
#+end_src
#+source: inhomogeneous_table
#+begin_src D :var tinomogen=tinomogen :results silent
import std.stdio;
void main()
{
for (int i=0; i<tinomogen_rows; i++) {
for (int j=0; j<tinomogen_cols; j++)
writef ("%s ", tinomogen[i][j]);
writeln();
}
writefln ("Friday %s", tinomogen_h(4,"day"));
}
#+end_src
* Output
:PROPERTIES:
:ID: 9386490b-4063-4400-842c-4a634edbedf5
:END:
#+source: double_quotes
#+begin_src cpp :includes <iostream> :results output verbatim raw
std::cout << "\"line 1\"\n";
std::cout << "\"line 2\"\n";
std::cout << "\"line 3\"\n";
#+end_src
* File naming
:PROPERTIES:
:ID: 1a691f36-f9c1-4531-8fc0-ee7b21ef5975
:END:
#+source: file_naming
#+begin_src cpp :includes <iostream> :results output raw drawer :file ./hello-world
std::cout << "Hello World!\n";
#+end_src
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