#!/bin/sh
# Build and test all included Mu and SubX programs on Linux:
#   translate them into ELF binaries
#   if possible, compare the generated binaries with what's already in git
#   run/test the ELF binaries in emulated mode
#   run/test the ELF binaries in native mode
#
# Example usage:
#   test_apps
#   test_apps record  # don't compare with what's in git

set -e
cd `dirname $0`

echo "== translating using the bootstrap C++ translator"

# example programs

echo ex1
bootstrap/bootstrap translate 000init.subx apps/ex1.subx  -o ex1
{
  bootstrap/bootstrap run ex1  ||  ret=$?
  test $ret -eq 42  # life, the universe and everything
}
{
  chmod +x ex1
  ./ex1  ||  ret=$?
  test $ret -eq 42  # life, the universe and everything
}

echo ex2
bootstrap/bootstrap translate 000init.subx apps/ex2.subx  -o ex2
{
  bootstrap/bootstrap run ex2  ||  ret=$?
  test $ret -eq 7  # 3 + 4
}
{
  chmod +x ex2
  ./ex2  ||  ret=$?
  test $ret -eq 7  # 3 + 4
}

echo ex3
bootstrap/bootstrap translate 000init.subx apps/ex3.subx  -o ex3
{
  bootstrap/bootstrap run ex3  ||  ret=$?
  test $ret -eq 55  # 1 + 2 + ... + 10
}
{
  chmod +x ex3
  ./ex3  ||  ret=$?
  test $ret -eq 55  # 1 + 2 + ... + 10
}

echo ex4
bootstrap/bootstrap translate 000init.subx apps/ex4.subx  -o ex4
{
  echo a | bootstrap/bootstrap run ex4 >ex4.out  ||  true
  test `cat ex4.out` = 'a'
}
{
  chmod +x ex4
  echo a | ./ex4 >ex4.out  ||  true
  test `cat ex4.out` = 'a'
}

echo ex5
bootstrap/bootstrap translate 000init.subx apps/ex5.subx  -o ex5
{
  echo a | bootstrap/bootstrap run ex5 >ex5.out  ||  true
  test `cat ex5.out` = 'a'
}
{
  chmod +x ex5
  echo a | ./ex5 >ex5.out  ||  true
  test `cat ex5.out` = 'a'
}

echo ex6
bootstrap/bootstrap translate 000init.subx apps/ex6.subx  -o ex6
{
  bootstrap/bootstrap run ex6 >ex6.out  ||  true
  test "`cat ex6.out`" = 'Hello world!'
}
{
  chmod +x ex6
  ./ex6 >ex6.out  ||  true
  test "`cat ex6.out`" = 'Hello world!'
}

echo ex7
bootstrap/bootstrap translate 000init.subx apps/ex7.subx  -o ex7
{
  bootstrap/bootstrap run ex7  ||  ret=$?
  test $ret -eq 97  # 'a'
}
{
  chmod +x ex7
  ./ex7  ||  ret=$?
  test $ret -eq 97  # 'a'
}

echo ex8
bootstrap/bootstrap translate 000init.subx apps/ex8.subx  -o ex8
{
  bootstrap/bootstrap run ex8 abcd  ||  ret=$?
  test $ret -eq 4  # length('abcd')
}
{
  chmod +x ex8
  ./ex8 abcd  ||  ret=$?
  test $ret -eq 4  # length('abcd')
}

echo ex9
bootstrap/bootstrap translate 000init.subx apps/ex9.subx  -o ex9
{
  bootstrap/bootstrap run ex9 z x  ||  ret=$?
  test $ret -eq 2  # 'z' - 'x'
}
{
  chmod +x ex9
  ./ex9 z x  ||  ret=$?
  test $ret -eq 2  # 'z' - 'x'
}

echo ex10
bootstrap/bootstrap translate 000init.subx apps/ex10.subx  -o ex10
{
  bootstrap/bootstrap run ex10 abc abc  ||  ret=$?
  test $ret -eq 1  # equal
  bootstrap/bootstrap run ex10 abc abcd  # 0; not equal
}
{
  chmod +x ex10
  ./ex10 abc abc  ||  ret=$?
  test $ret -eq 1  # equal
  ./ex10 abc abcd  # 0; not equal
}

echo ex11
bootstrap/bootstrap translate 000init.subx apps/ex11.subx  -o ex11
{
  bootstrap/bootstrap run ex11
  echo
}
{
  chmod +x ex11
  ./ex11
  echo
}

echo ex12
bootstrap/bootstrap translate 000init.subx apps/ex12.subx  -o ex12
bootstrap/bootstrap run ex12  # final byte of mmap'd address is well-nigh guaranteed to be 0
chmod +x ex12
./ex12

echo ex13
bootstrap/bootstrap translate 000init.subx apps/ex13.subx  -o ex13
{
  bootstrap/bootstrap run ex13  ||  ret=$?
  test $ret -eq 1  # 3 == 3
}
{
  chmod +x ex13
  ./ex13  ||  ret=$?
  test $ret -eq 1  # 3 == 3
}

# Larger apps that use the standard library.

echo factorial
bootstrap/bootstrap translate [01]*.subx apps/factorial.subx  -o factorial
{
  bootstrap/bootstrap run factorial  ||  ret=$?
  test $ret -eq 120  # factorial(5)
  bootstrap/bootstrap run factorial test
  echo
}
{
  chmod +x factorial
  ./factorial  ||  ret=$?
  test $ret -eq 120  # factorial(5)
  ./factorial test
  echo
}

echo random
bootstrap/bootstrap translate [01]*.subx apps/random.subx  -o random
# don't run

# Phases of the self-hosted SubX translator.

for phase in hex survey_elf survey_baremetal labels_baremetal pack assort dquotes tests
do
  echo $phase
  bootstrap/bootstrap translate [01]*.subx subx-params.subx $phase.subx -o $phase
  test "$1" = 'record'  ||  git diff --exit-code $phase
  {
    bootstrap/bootstrap run $phase test
    echo
  }
  {
    chmod +x $phase
    ./$phase test
    echo
  }
done

# Higher-level syntax.

# Certain phases of translation run native beyond this point. We're starting
# to go beyond functionality of the C++ bootstrap_bin.

echo sigils
bootstrap/bootstrap translate [012]*.subx subx-params.subx sigils.subx  -o sigils
test "$1" = 'record'  ||  git diff --exit-code sigils
{
  bootstrap/bootstrap run sigils test
  echo
}
{
  chmod +x sigils
  ./sigils test
  echo
}

echo calls
cat [012]*.subx subx-params.subx calls.subx  |  ./sigils  > a.sigils
bootstrap/bootstrap translate a.sigils -o calls
test "$1" = 'record'  ||  git diff --exit-code calls
{
  bootstrap/bootstrap run calls test
  echo
}
{
  chmod +x calls
  ./calls test
  echo
}

echo braces
cat [012]*.subx subx-params.subx braces.subx  |  ./calls  |  ./sigils  > a.sigils
bootstrap/bootstrap translate a.sigils -o braces
test "$1" = 'record'  ||  git diff --exit-code braces
{
  bootstrap/bootstrap run braces test
  echo
}
{
  chmod +x braces
  ./braces test
  echo
}

echo mu
cat [0-2]*.subx mu.subx  |  ./braces  |  ./calls  |  ./sigils  > a.sigils
bootstrap/bootstrap translate a.sigils -o mu
test "$1" = 'record'  ||  git diff --exit-code mu
{
  bootstrap/bootstrap run mu test
  echo
}
{
  chmod +x mu
  ./mu test
  echo
}

echo "== translating using the self-hosted translator"

# example programs

for n in `seq 1 12`
do
  echo ex$n
  ./translate_subx 000init.subx apps/ex$n.subx
  diff ex$n a.elf
done

# Larger apps that use the standard library.

for app in factorial
do
  echo $app
  ./translate_subx [01]*.subx apps/$app.subx
  diff $app a.elf
done

# Phases of the self-hosted SubX translator.

for app in hex survey_elf survey_baremetal labels_baremetal pack assort dquotes tests
do
  echo $app
  ./translate_subx [01]*.subx subx-params.subx $app.subx
  diff $app a.elf
done

for app in sigils calls braces
do
  echo $app
  ./translate_subx [012]*.subx subx-params.subx $app.subx
  diff $app a.elf
done

# Mu translator
echo mu
./translate_subx [0-2]*.subx mu.subx
diff mu a.elf

# Mu programs

echo ex1.mu
./translate apps/ex1.mu
{
  bootstrap/bootstrap run a.elf  ||  ret=$?
  test $ret -eq 42  # life, the universe and everything
}
{
  ./a.elf  ||  ret=$?
  test $ret -eq 42  # life, the universe and everything
}

echo ex2.mu
./translate apps/ex2.mu
{
  bootstrap/bootstrap run a.elf  ||  ret=$?
  test $ret -eq 7
}
{
  ./a.elf  ||  ret=$?
  test $ret -eq 7
}

echo ex3.mu
./translate apps/ex3.mu
{
  bootstrap/bootstrap run a.elf  ||  ret=$?
  test $ret -eq 55
}
{
  ./a.elf  ||  ret=$?
  test $ret -eq 55
}

echo ex3.2.mu
./translate apps/ex3.2.mu
{
  bootstrap/bootstrap run a.elf  ||  ret=$?
  test $ret -eq 55
}
{
  ./a.elf  ||  ret=$?
  test $ret -eq 55
}

echo factorial.mu
./translate apps/factorial.mu
{
  bootstrap/bootstrap run a.elf  ||  ret=$?
  test $ret -eq 120
  bootstrap/bootstrap run a.elf test
  echo
}
{
  ./a.elf  ||  ret=$?
  test $ret -eq 120
  ./a.elf test
  echo
}

exit 0