add first working wasm2asm testcase

3 files changed, 32 insertions, 8 deletions

diff --git a/check.py b/check.py
index cab2d5445..a0517aff5 100755
--- a/check.py
+++ b/check.py
@@ -76,18 +76,19 @@ for asm in tests:
 
 print '\n[ checking wasm2asm testcases... ]\n'
 
-for wasm in []:#tests:
+for wasm in ['min.wast']:
   if wasm.endswith('.wast'):
     print '..', wasm
-    asm = asm.replace('.wast', '.wasm2asm.js')
+    asm = wasm.replace('.wast', '.wasm2asm.js')
     actual, err = subprocess.Popen([os.path.join('bin', 'wasm2asm'), os.path.join('test', wasm)], stdout=subprocess.PIPE, stderr=subprocess.PIPE).communicate()
     assert err == '', 'bad err:' + err
 
     # verify output
-    if not os.path.exists(os.path.join('test', asm)):
+    expected_file = os.path.join('test', asm)
+    if not os.path.exists(expected_file):
       print actual
-      raise Exception('output .wast file does not exist')
-    expected = open(os.path.join('test', aasm)).read()
+      raise Exception('output ' + expected_file + ' does not exist')
+    expected = open(expected_file).read()
     if actual != expected:
       fail(actual, expected)
 
diff --git a/src/wasm2asm-main.cpp b/src/wasm2asm-main.cpp
index 4a134e576..85fa58179 100644
--- a/src/wasm2asm-main.cpp
+++ b/src/wasm2asm-main.cpp
@@ -44,9 +44,11 @@ int main(int argc, char **argv) {
   Wasm2AsmBuilder wasm2asm;
   Ref asmjs = wasm2asm.processWasm(&wasm);
 
-  if (debug) std::cerr << "a-printing...\n";
-  asmjs->stringify(std::cout);
-  std::cout << '\n';
+  if (debug) {
+    std::cerr << "a-printing...\n";
+    asmjs->stringify(std::cout);
+    std::cout << '\n';
+  }
 
   if (debug) std::cerr << "j-printing...\n";
   JSPrinter jser(true, true, asmjs);
diff --git a/test/min.wasm2asm.js b/test/min.wasm2asm.js
new file mode 100644
index 000000000..226f62807
--- /dev/null
+++ b/test/min.wasm2asm.js
@@ -0,0 +1,21 @@
+function asmFunc() {
+ function floats(f) {
+  f = Math_fround(f);
+  var t = Math_fround(0);
+  return Math_fround(t + f);
+ }
+ 
+ function neg(k, p) {
+  k = k | 0;
+  p = p | 0;
+  var n = Math_fround(0), wasm2asm_f32$1 = Math_fround(0), wasm2asm_f32$0 = Math_fround(0);
+  {
+   HEAP32[k >> 2] = p;
+   wasm2asm_f32$1 = HEAPF32[k >> 2];
+   wasm2asm_f32$0 = Math_fround(-wasm2asm_f32$1);
+   n = wasm2asm_f32$0;
+  }
+ }
+ 
+}
+