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-rw-r--r--test/spec/binary.wast826
1 files changed, 811 insertions, 15 deletions
diff --git a/test/spec/binary.wast b/test/spec/binary.wast
index 07fc114a9..e748bbe8c 100644
--- a/test/spec/binary.wast
+++ b/test/spec/binary.wast
@@ -1,15 +1,811 @@
-(module "\00asm\0c\00\00\00")
-(module "\00asm" "\0c\00\00\00")
-(module $M1 "\00asm\0c\00\00\00")
-(module $M2 "\00asm" "\0c\00\00\00")
-
-(assert_malformed (module "") "unexpected end")
-(assert_malformed (module "\01") "unexpected end")
-(assert_malformed (module "\00as") "unexpected end")
-(assert_malformed (module "\01") "unexpected end")
-(assert_malformed (module "asm\00") "magic header not detected")
-
-(assert_malformed (module "\00asm") "unexpected end")
-(assert_malformed (module "\00asm\0c") "unexpected end")
-(assert_malformed (module "\00asm\0c\00\00") "unexpected end")
-(assert_malformed (module "\00asm\10\00\00\00") "unknown binary version")
+(module binary "\00asm\01\00\00\00")
+(module binary "\00asm" "\01\00\00\00")
+(module $M1 binary "\00asm\01\00\00\00")
+(module $M2 binary "\00asm" "\01\00\00\00")
+
+(assert_malformed (module binary "") "unexpected end")
+(assert_malformed (module binary "\01") "unexpected end")
+(assert_malformed (module binary "\00as") "unexpected end")
+(assert_malformed (module binary "asm\00") "magic header not detected")
+(assert_malformed (module binary "msa\00") "magic header not detected")
+(assert_malformed (module binary "msa\00\01\00\00\00") "magic header not detected")
+(assert_malformed (module binary "msa\00\00\00\00\01") "magic header not detected")
+(assert_malformed (module binary "asm\01\00\00\00\00") "magic header not detected")
+(assert_malformed (module binary "wasm\01\00\00\00") "magic header not detected")
+(assert_malformed (module binary "\7fasm\01\00\00\00") "magic header not detected")
+(assert_malformed (module binary "\80asm\01\00\00\00") "magic header not detected")
+(assert_malformed (module binary "\82asm\01\00\00\00") "magic header not detected")
+(assert_malformed (module binary "\ffasm\01\00\00\00") "magic header not detected")
+
+;; 8-byte endian-reversed.
+(assert_malformed (module binary "\00\00\00\01msa\00") "magic header not detected")
+
+;; Middle-endian byte orderings.
+(assert_malformed (module binary "a\00ms\00\01\00\00") "magic header not detected")
+(assert_malformed (module binary "sm\00a\00\00\01\00") "magic header not detected")
+
+;; Upper-cased.
+(assert_malformed (module binary "\00ASM\01\00\00\00") "magic header not detected")
+
+;; EBCDIC-encoded magic.
+(assert_malformed (module binary "\00\81\a2\94\01\00\00\00") "magic header not detected")
+
+;; Leading UTF-8 BOM.
+(assert_malformed (module binary "\ef\bb\bf\00asm\01\00\00\00") "magic header not detected")
+
+;; Malformed binary version.
+(assert_malformed (module binary "\00asm") "unexpected end")
+(assert_malformed (module binary "\00asm\01") "unexpected end")
+(assert_malformed (module binary "\00asm\01\00\00") "unexpected end")
+(assert_malformed (module binary "\00asm\00\00\00\00") "unknown binary version")
+(assert_malformed (module binary "\00asm\0d\00\00\00") "unknown binary version")
+(assert_malformed (module binary "\00asm\0e\00\00\00") "unknown binary version")
+(assert_malformed (module binary "\00asm\00\01\00\00") "unknown binary version")
+(assert_malformed (module binary "\00asm\00\00\01\00") "unknown binary version")
+(assert_malformed (module binary "\00asm\00\00\00\01") "unknown binary version")
+
+
+;; call_indirect reserved byte equal to zero.
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01\60\00\00" ;; Type section
+ "\03\02\01\00" ;; Function section
+ "\04\04\01\70\00\00" ;; Table section
+ "\0a\09\01" ;; Code section
+
+ ;; function 0
+ "\07\00"
+ "\41\00" ;; i32.const 0
+ "\11\00" ;; call_indirect (type 0)
+ "\01" ;; call_indirect reserved byte is not equal to zero!
+ "\0b" ;; end
+ )
+ "zero flag expected"
+)
+
+;; call_indirect reserved byte should not be a "long" LEB128 zero.
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01\60\00\00" ;; Type section
+ "\03\02\01\00" ;; Function section
+ "\04\04\01\70\00\00" ;; Table section
+ "\0a\0a\01" ;; Code section
+
+ ;; function 0
+ "\07\00"
+ "\41\00" ;; i32.const 0
+ "\11\00" ;; call_indirect (type 0)
+ "\80\00" ;; call_indirect reserved byte
+ "\0b" ;; end
+ )
+ "zero flag expected"
+)
+
+;; Same as above for 3, 4, and 5-byte zero encodings.
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01\60\00\00" ;; Type section
+ "\03\02\01\00" ;; Function section
+ "\04\04\01\70\00\00" ;; Table section
+ "\0a\0b\01" ;; Code section
+
+ ;; function 0
+ "\08\00"
+ "\41\00" ;; i32.const 0
+ "\11\00" ;; call_indirect (type 0)
+ "\80\80\00" ;; call_indirect reserved byte
+ "\0b" ;; end
+ )
+ "zero flag expected"
+)
+
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01\60\00\00" ;; Type section
+ "\03\02\01\00" ;; Function section
+ "\04\04\01\70\00\00" ;; Table section
+ "\0a\0c\01" ;; Code section
+
+ ;; function 0
+ "\09\00"
+ "\41\00" ;; i32.const 0
+ "\11\00" ;; call_indirect (type 0)
+ "\80\80\80\00" ;; call_indirect reserved byte
+ "\0b" ;; end
+ )
+ "zero flag expected"
+)
+
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01\60\00\00" ;; Type section
+ "\03\02\01\00" ;; Function section
+ "\04\04\01\70\00\00" ;; Table section
+ "\0a\0d\01" ;; Code section
+
+ ;; function 0
+ "\0a\00"
+ "\41\00" ;; i32.const 0
+ "\11\00" ;; call_indirect (type 0)
+ "\80\80\80\80\00" ;; call_indirect reserved byte
+ "\0b" ;; end
+ )
+ "zero flag expected"
+)
+
+;; memory.grow reserved byte equal to zero.
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01\60\00\00" ;; Type section
+ "\03\02\01\00" ;; Function section
+ "\05\03\01\00\00" ;; Memory section
+ "\0a\09\01" ;; Code section
+
+ ;; function 0
+ "\07\00"
+ "\41\00" ;; i32.const 0
+ "\40" ;; memory.grow
+ "\01" ;; memory.grow reserved byte is not equal to zero!
+ "\1a" ;; drop
+ "\0b" ;; end
+ )
+ "zero flag expected"
+)
+
+;; memory.grow reserved byte should not be a "long" LEB128 zero.
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01\60\00\00" ;; Type section
+ "\03\02\01\00" ;; Function section
+ "\05\03\01\00\00" ;; Memory section
+ "\0a\0a\01" ;; Code section
+
+ ;; function 0
+ "\08\00"
+ "\41\00" ;; i32.const 0
+ "\40" ;; memory.grow
+ "\80\00" ;; memory.grow reserved byte
+ "\1a" ;; drop
+ "\0b" ;; end
+ )
+ "zero flag expected"
+)
+
+;; Same as above for 3, 4, and 5-byte zero encodings.
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01\60\00\00" ;; Type section
+ "\03\02\01\00" ;; Function section
+ "\05\03\01\00\00" ;; Memory section
+ "\0a\0b\01" ;; Code section
+
+ ;; function 0
+ "\09\00"
+ "\41\00" ;; i32.const 0
+ "\40" ;; memory.grow
+ "\80\80\00" ;; memory.grow reserved byte
+ "\1a" ;; drop
+ "\0b" ;; end
+ )
+ "zero flag expected"
+)
+
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01\60\00\00" ;; Type section
+ "\03\02\01\00" ;; Function section
+ "\05\03\01\00\00" ;; Memory section
+ "\0a\0c\01" ;; Code section
+
+ ;; function 0
+ "\0a\00"
+ "\41\00" ;; i32.const 0
+ "\40" ;; memory.grow
+ "\80\80\80\00" ;; memory.grow reserved byte
+ "\1a" ;; drop
+ "\0b" ;; end
+ )
+ "zero flag expected"
+)
+
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01\60\00\00" ;; Type section
+ "\03\02\01\00" ;; Function section
+ "\05\03\01\00\00" ;; Memory section
+ "\0a\0d\01" ;; Code section
+
+ ;; function 0
+ "\0b\00"
+ "\41\00" ;; i32.const 0
+ "\40" ;; memory.grow
+ "\80\80\80\80\00" ;; memory.grow reserved byte
+ "\1a" ;; drop
+ "\0b" ;; end
+ )
+ "zero flag expected"
+)
+
+;; memory.size reserved byte equal to zero.
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01\60\00\00" ;; Type section
+ "\03\02\01\00" ;; Function section
+ "\05\03\01\00\00" ;; Memory section
+ "\0a\07\01" ;; Code section
+
+ ;; function 0
+ "\05\00"
+ "\3f" ;; memory.size
+ "\01" ;; memory.size reserved byte is not equal to zero!
+ "\1a" ;; drop
+ "\0b" ;; end
+ )
+ "zero flag expected"
+)
+
+;; memory.size reserved byte should not be a "long" LEB128 zero.
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01\60\00\00" ;; Type section
+ "\03\02\01\00" ;; Function section
+ "\05\03\01\00\00" ;; Memory section
+ "\0a\08\01" ;; Code section
+
+ ;; function 0
+ "\06\00"
+ "\3f" ;; memory.size
+ "\80\00" ;; memory.size reserved byte
+ "\1a" ;; drop
+ "\0b" ;; end
+ )
+ "zero flag expected"
+)
+
+;; Same as above for 3, 4, and 5-byte zero encodings.
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01\60\00\00" ;; Type section
+ "\03\02\01\00" ;; Function section
+ "\05\03\01\00\00" ;; Memory section
+ "\0a\09\01" ;; Code section
+
+ ;; function 0
+ "\07\00"
+ "\3f" ;; memory.size
+ "\80\80\00" ;; memory.size reserved byte
+ "\1a" ;; drop
+ "\0b" ;; end
+ )
+ "zero flag expected"
+)
+
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01\60\00\00" ;; Type section
+ "\03\02\01\00" ;; Function section
+ "\05\03\01\00\00" ;; Memory section
+ "\0a\0a\01" ;; Code section
+
+ ;; function 0
+ "\08\00"
+ "\3f" ;; memory.size
+ "\80\80\80\00" ;; memory.size reserved byte
+ "\1a" ;; drop
+ "\0b" ;; end
+ )
+ "zero flag expected"
+)
+
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01\60\00\00" ;; Type section
+ "\03\02\01\00" ;; Function section
+ "\05\03\01\00\00" ;; Memory section
+ "\0a\0b\01" ;; Code section
+
+ ;; function 0
+ "\09\00"
+ "\3f" ;; memory.size
+ "\80\80\80\80\00" ;; memory.size reserved byte
+ "\1a" ;; drop
+ "\0b" ;; end
+ )
+ "zero flag expected"
+)
+
+;; No more than 2^32 locals.
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01\60\00\00" ;; Type section
+ "\03\02\01\00" ;; Function section
+ "\0a\0c\01" ;; Code section
+
+ ;; function 0
+ "\0a\02"
+ "\ff\ff\ff\ff\0f\7f" ;; 0xFFFFFFFF i32
+ "\02\7e" ;; 0x00000002 i64
+ "\0b" ;; end
+ )
+ "too many locals"
+)
+
+;; Local count can be 0.
+(module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01\60\00\00" ;; Type section
+ "\03\02\01\00" ;; Function section
+ "\0a\0a\01" ;; Code section
+
+ ;; function 0
+ "\08\03"
+ "\00\7f" ;; 0 i32
+ "\00\7e" ;; 0 i64
+ "\02\7d" ;; 2 f32
+ "\0b" ;; end
+)
+
+;; Function section has non-zero count, but code section is absent.
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01\60\00\00" ;; Type section
+ "\03\03\02\00\00" ;; Function section with 2 functions
+ )
+ "function and code section have inconsistent lengths"
+)
+
+;; Code section has non-zero count, but function section is absent.
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\0a\04\01\02\00\0b" ;; Code section with 1 empty function
+ )
+ "function and code section have inconsistent lengths"
+)
+
+;; Function section count > code section count
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01\60\00\00" ;; Type section
+ "\03\03\02\00\00" ;; Function section with 2 functions
+ "\0a\04\01\02\00\0b" ;; Code section with 1 empty function
+ )
+ "function and code section have inconsistent lengths"
+)
+
+;; Function section count < code section count
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01\60\00\00" ;; Type section
+ "\03\02\01\00" ;; Function section with 1 function
+ "\0a\07\02\02\00\0b\02\00\0b" ;; Code section with 2 empty functions
+ )
+ "function and code section have inconsistent lengths"
+)
+
+;; Function section has zero count, and code section is absent.
+(module binary
+ "\00asm" "\01\00\00\00"
+ "\03\01\00" ;; Function section with 0 functions
+)
+
+;; Code section has zero count, and function section is absent.
+(module binary
+ "\00asm" "\01\00\00\00"
+ "\0a\01\00" ;; Code section with 0 functions
+)
+
+;; Type count can be zero
+(module binary
+ "\00asm" "\01\00\00\00"
+ "\01\01\00" ;; type count can be zero
+)
+
+;; 2 type declared, 1 given
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\01\07\02" ;; type section with inconsistent count (2 declared, 1 given)
+ "\60\00\00" ;; 1st type
+ ;; "\60\00\00" ;; 2nd type (missed)
+ )
+ "unexpected end of section or function"
+)
+
+;; 1 type declared, 2 given
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\01\07\01" ;; type section with inconsistent count (1 declared, 2 given)
+ "\60\00\00" ;; 1st type
+ "\60\00\00" ;; 2nd type (redundant)
+ )
+ "section size mismatch"
+)
+
+;; Import count can be zero
+(module binary
+ "\00asm" "\01\00\00\00"
+ "\01\05\01" ;; type section
+ "\60\01\7f\00" ;; type 0
+ "\02\01\00" ;; import count can be zero
+)
+
+;; 2 import declared, 1 given
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\01\05\01" ;; type section
+ "\60\01\7f\00" ;; type 0
+ "\02\16\02" ;; import section with inconsistent count (2 declared, 1 given)
+ ;; 1st import
+ "\08" ;; string length
+ "\73\70\65\63\74\65\73\74" ;; spectest
+ "\09" ;; string length
+ "\70\72\69\6e\74\5f\69\33\32" ;; print_i32
+ "\00\00" ;; import kind, import signature index
+ ;; 2nd import
+ ;; (missed)
+ )
+ "unexpected end of section or function"
+)
+
+;; 1 import declared, 2 given
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\01\09\02" ;; type section
+ "\60\01\7f\00" ;; type 0
+ "\60\01\7d\00" ;; type 1
+ "\02\2b\01" ;; import section with inconsistent count (1 declared, 2 given)
+ ;; 1st import
+ "\08" ;; string length
+ "\73\70\65\63\74\65\73\74" ;; spectest
+ "\09" ;; string length
+ "\70\72\69\6e\74\5f\69\33\32" ;; print_i32
+ "\00\00" ;; import kind, import signature index
+ ;; 2nd import
+ ;; (redundant)
+ "\08" ;; string length
+ "\73\70\65\63\74\65\73\74" ;; spectest
+ "\09" ;; string length
+ "\70\72\69\6e\74\5f\66\33\32" ;; print_f32
+ "\00\01" ;; import kind, import signature index
+ )
+ "section size mismatch"
+)
+
+;; Table count can be zero
+(module binary
+ "\00asm" "\01\00\00\00"
+ "\04\01\00" ;; table count can be zero
+)
+
+;; 1 table declared, 0 given
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\04\01\01" ;; table section with inconsistent count (1 declared, 0 given)
+ ;; "\70\01\00\00" ;; table entity
+ )
+ "unexpected end of section or function"
+)
+
+;; Memory count can be zero
+(module binary
+ "\00asm" "\01\00\00\00"
+ "\05\01\00" ;; memory count can be zero
+)
+
+;; 1 memory declared, 0 given
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\05\01\01" ;; memory section with inconsistent count (1 declared, 0 given)
+ ;; "\00\00" ;; memory 0 (missed)
+ )
+ "unexpected end of section or function"
+)
+
+;; Global count can be zero
+(module binary
+ "\00asm" "\01\00\00\00"
+ "\06\01\00" ;; global count can be zero
+)
+
+;; 2 global declared, 1 given
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\06\06\02" ;; global section with inconsistent count (2 declared, 1 given)
+ "\7f\00\41\00\0b" ;; global 0
+ ;; "\7f\00\41\00\0b" ;; global 1 (missed)
+ )
+ "unexpected end of section or function"
+)
+
+;; 1 global declared, 2 given
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\06\0b\01" ;; global section with inconsistent count (1 declared, 2 given)
+ "\7f\00\41\00\0b" ;; global 0
+ "\7f\00\41\00\0b" ;; global 1 (redundant)
+ )
+ "section size mismatch"
+)
+
+;; Export count can be 0
+(module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01" ;; type section
+ "\60\00\00" ;; type 0
+ "\03\03\02\00\00" ;; func section
+ "\07\01\00" ;; export count can be zero
+ "\0a\07\02" ;; code section
+ "\02\00\0b" ;; function body 0
+ "\02\00\0b" ;; function body 1
+)
+
+;; 2 export declared, 1 given
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01" ;; type section
+ "\60\00\00" ;; type 0
+ "\03\03\02\00\00" ;; func section
+ "\07\06\02" ;; export section with inconsistent count (2 declared, 1 given)
+ "\02" ;; export 0
+ "\66\31" ;; export name
+ "\00\00" ;; export kind, export func index
+ ;; "\02" ;; export 1 (missed)
+ ;; "\66\32" ;; export name
+ ;; "\00\01" ;; export kind, export func index
+ "\0a\07\02" ;; code section
+ "\02\00\0b" ;; function body 0
+ "\02\00\0b" ;; function body 1
+ )
+ "unexpected end of section or function"
+)
+
+;; 1 export declared, 2 given
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01" ;; type section
+ "\60\00\00" ;; type 0
+ "\03\03\02\00\00" ;; func section
+ "\07\0b\01" ;; export section with inconsistent count (1 declared, 2 given)
+ "\02" ;; export 0
+ "\66\31" ;; export name
+ "\00\00" ;; export kind, export func index
+ "\02" ;; export 1 (redundant)
+ "\66\32" ;; export name
+ "\00\01" ;; export kind, export func index
+ "\0a\07\02" ;; code section
+ "\02\00\0b" ;; function body 0
+ "\02\00\0b" ;; function body 1
+ )
+ "section size mismatch"
+)
+
+;; elem segment count can be zero
+(module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01" ;; type section
+ "\60\00\00" ;; type 0
+ "\03\02\01\00" ;; func section
+ "\04\04\01" ;; table section
+ "\70\00\01" ;; table 0
+ "\09\01\00" ;; elem segment count can be zero
+ "\0a\04\01" ;; code section
+ "\02\00\0b" ;; function body
+)
+
+;; 2 elem segment declared, 1 given
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01" ;; type section
+ "\60\00\00" ;; type 0
+ "\03\02\01\00" ;; func section
+ "\04\04\01" ;; table section
+ "\70\00\01" ;; table 0
+ "\09\07\02" ;; elem with inconsistent segment count (2 declared, 1 given)
+ "\00\41\00\0b\01\00" ;; elem 0
+ ;; "\00\41\00\0b\01\00" ;; elem 1 (missed)
+ "\0a\04\01" ;; code section
+ "\02\00\0b" ;; function body
+ )
+ "invalid value type"
+)
+
+;; 1 elem segment declared, 2 given
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01" ;; type section
+ "\60\00\00" ;; type 0
+ "\03\02\01\00" ;; func section
+ "\04\04\01" ;; table section
+ "\70\00\01" ;; table 0
+ "\09\0d\01" ;; elem with inconsistent segment count (1 declared, 2 given)
+ "\00\41\00\0b\01\00" ;; elem 0
+ "\00\41\00\0b\01\00" ;; elem 1 (redundant)
+ "\0a\04\01" ;; code section
+ "\02\00\0b" ;; function body
+ )
+ "section size mismatch"
+)
+
+;; data segment count can be zero
+(module binary
+ "\00asm" "\01\00\00\00"
+ "\05\03\01" ;; memory section
+ "\00\01" ;; memory 0
+ "\0b\01\00" ;; data segment count can be zero
+)
+
+;; 2 data segment declared, 1 given
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\05\03\01" ;; memory section
+ "\00\01" ;; memory 0
+ "\0b\07\02" ;; data with inconsistent segment count (2 declared, 1 given)
+ "\00\41\00\0b\01\61" ;; data 0
+ ;; "\00\41\01\0b\01\62" ;; data 1 (missed)
+ )
+ "unexpected end of section or function"
+)
+
+;; 1 data segment declared, 2 given
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\05\03\01" ;; memory section
+ "\00\01" ;; memory 0
+ "\0b\0d\01" ;; data with inconsistent segment count (1 declared, 2 given)
+ "\00\41\00\0b\01\61" ;; data 0
+ "\00\41\01\0b\01\62" ;; data 1 (redundant)
+ )
+ "section size mismatch"
+)
+
+;; data segment has 7 bytes declared, but 6 bytes given
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\05\03\01" ;; memory section
+ "\00\01" ;; memory 0
+ "\0b\0c\01" ;; data section
+ "\00\41\03\0b" ;; data segment 0
+ "\07" ;; data segment size with inconsistent lengths (7 declared, 6 given)
+ "\61\62\63\64\65\66" ;; 6 bytes given
+ )
+ "unexpected end of section or function"
+)
+
+;; data segment has 5 bytes declared, but 6 bytes given
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\05\03\01" ;; memory section
+ "\00\01" ;; memory 0
+ "\0b\0c\01" ;; data section
+ "\00\41\00\0b" ;; data segment 0
+ "\05" ;; data segment size with inconsistent lengths (5 declared, 6 given)
+ "\61\62\63\64\65\66" ;; 6 bytes given
+ )
+ "section size mismatch"
+)
+
+;; br_table target count can be zero
+(module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01" ;; type section
+ "\60\00\00" ;; type 0
+ "\03\02\01\00" ;; func section
+ "\0a\11\01" ;; code section
+ "\0f\00" ;; func 0
+ "\02\40" ;; block 0
+ "\41\01" ;; condition of if 0
+ "\04\40" ;; if 0
+ "\41\01" ;; index of br_table element
+ "\0e\00" ;; br_table target count can be zero
+ "\02" ;; break depth for default
+ "\0b\0b\0b" ;; end
+)
+
+;; 2 br_table target declared, 1 given
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01" ;; type section
+ "\60\00\00" ;; type 0
+ "\03\02\01\00" ;; func section
+ "\0a\12\01" ;; code section
+ "\10\00" ;; func 0
+ "\02\40" ;; block 0
+ "\41\01" ;; condition of if 0
+ "\04\40" ;; if 0
+ "\41\01" ;; index of br_table element
+ "\0e\02" ;; br_table with inconsistent target count (2 declared, 1 given)
+ "\00" ;; break depth 0
+ ;; "\01" ;; break depth 1 (missed)
+ "\02" ;; break depth for default
+ "\0b\0b\0b" ;; end
+ )
+ "unexpected end of section or function"
+)
+
+;; 1 br_table target declared, 2 given
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01" ;; type section
+ "\60\00\00" ;; type 0
+ "\03\02\01\00" ;; func section
+ "\0a\12\01" ;; code section
+ "\11\00" ;; func 0
+ "\02\40" ;; block 0
+ "\41\01" ;; condition of if 0
+ "\04\40" ;; if 0
+ "\41\01" ;; index of br_table element
+ "\0e\01" ;; br_table with inconsistent target count (1 declared, 2 given)
+ "\00" ;; break depth 0
+ "\01" ;; break depth 1
+ "\02" ;; break depth for default
+ "\0b\0b\0b" ;; end
+ )
+ "invalid value type"
+)
+
+;; Start section
+(module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01\60\00\00" ;; Type section
+ "\03\02\01\00" ;; Function section
+ "\08\01\00" ;; Start section: function 0
+
+ "\0a\04\01" ;; Code section
+ ;; function 0
+ "\02\00"
+ "\0b" ;; end
+)
+
+;; Multiple start sections
+(assert_malformed
+ (module binary
+ "\00asm" "\01\00\00\00"
+ "\01\04\01\60\00\00" ;; Type section
+ "\03\02\01\00" ;; Function section
+ "\08\01\00" ;; Start section: function 0
+ "\08\01\00" ;; Start section: function 0
+
+ "\0a\04\01" ;; Code section
+ ;; function 0
+ "\02\00"
+ "\0b" ;; end
+ )
+ "junk after last section"
+)