[spec/assign] Add test cases to prepare for redo of assignment builtins.

doc/osh-data-model.md

@@ -147,6 +147,16 @@ Respects the normal rules of argv.
       $(1 + 2 * 3)
     )
 
+#### Associative Array Literals
+
+    (['k']=v)
+
+    Unlike bash, ([0]=v) is still an associative array literal.
+
+    It's not an indexed array literal.  This matters when you take slices and
+    so forth?
+
+
 #### "${a[@]}" is Evaluating (Splicing)
 
     echo "${array[@]}"

osh/runtime.asdl

@@ -5,7 +5,8 @@ module runtime
   -- The spids array is parallel to strs, the argv values.  Note that each
   -- entry in argv came from a single word, but a word can produce multiple
   -- argv entries.
-  arg_vector = (string* strs, int* spids)
+  -- 'rhs' is for assignment builtins.
+  arg_vector = (string* strs, int* spids, value* rhs)
 
   -- A parse-time word_part from syntax.asdl is evaluated to a runtime
   -- part_value.

osh/word_eval.py

@@ -839,6 +839,9 @@ def _EvalWordPart(self, part, part_vals, quoted=False, is_subst=False):
     if part.tag == word_part_e.ArrayLiteralPart:
       raise AssertionError(
           'Array literal should have been handled at word level')
+    elif part.tag == word_part_e.AssocArrayLiteral:
+      raise AssertionError(
+          'Assoc Array literal should have been handled at word level')
 
     elif part.tag == word_part_e.LiteralPart:
       # Split if it's in a substitution.
@@ -1170,6 +1173,10 @@ def EvalWordSequence2(self, words):
       part_vals = []
       self._EvalWordToParts(w, False, part_vals)  # not double quoted
 
+      # TODO: Detect whether any parts are ArrayLiteralPart /
+      # AssocArrayLiteral.  If so, then append directly to arg_vec.strs,
+      # spids, array_rhs, and skip the rest.
+
       if 0:
         log('')
         log('part_vals after _EvalWordToParts:')

spec/assign.test.sh

@@ -485,3 +485,36 @@ argv.py "$ex2" "$ro2"
 ['a b c', 'a b c']
 ['a b c', 'a b c']
 ## END
+
+#### assign and glob
+cd $TMP
+touch foo=a foo=b
+foo=*
+argv "$foo"
+unset foo
+
+export foo=*
+argv "$foo"
+unset foo
+
+## STDOUT:
+['*']
+['*']
+## END
+## BUG dash STDOUT:
+['*']
+['b']
+## END
+
+#### declare and glob
+cd $TMP
+touch foo=a foo=b
+typeset foo=*
+argv "$foo"
+unset foo
+## STDOUT:
+['*']
+## END
+## N-I dash STDOUT:
+['']
+## END

test/spec.sh

@@ -274,7 +274,7 @@ word-eval() {
 
 # These cases apply to many shells.
 assign() {
-  sh-spec spec/assign.test.sh --osh-failures-allowed 5 \
+  sh-spec spec/assign.test.sh --osh-failures-allowed 6 \
     ${REF_SHELLS[@]} $ZSH $OSH_LIST "$@" 
 }