oceani_tests :=
## test list
+ oceani_valg_tests := $(oceani_tests)
+ ## combine test lists
tests:: oceani_test_suite
oceani_test_suite: oceani coverage_oceani
@for i in coverage/#*.gcda; do mv $$i coverage/$${i##*#}; done
@gcov -o coverage oceani.mdc > /dev/null 2> /dev/null
@mv *.gcov coverage ; [ -f .gcov ] && mv .gcov coverage || true
- @ awk '/NOTEST/ { next } /^ *[1-9]/ {ran+=1} /^ *###/ {skip+=1} \
- END {printf "coverage: %6.2f%%\n", ran * 100 / (ran + skip); \
- if (ran < (ran + skip) *0.956) exit(1) }' \
- coverage/oceani.mdc.gcov
@rm -f .tmp*
- @[ -n "$$SKIP_VALGRIND" ] || for T in $(oceani_tests); do \
+ @[ -n "$$SKIP_VALGRIND" ] || for T in $(oceani_valg_tests); do \
echo -n "Valgrind $$T.. "; \
i="$$IFS"; IFS=,; set $$T; IFS="$$i"; t=$$1; shift; \
- if ! valgrind --error-exitcode=1 --log-file=.tmp.valg ./oceani --section "test: $$t" oceani-tests.mdc $${1+"$$@"} \
- > /dev/null 2>&1 ; then \
+ if valgrind --error-exitcode=42 --log-file=.tmp.valg ./oceani --section "test: $$t" oceani-tests.mdc $${1+"$$@"} \
+ > /dev/null 2>&1 ; [ $$? -eq 42 ] ; then \
echo "FAILED"; cat .tmp.valg; exit 1; fi ; \
if grep 'LEAK SUMMARY' .tmp.valg > /dev/null; then \
echo "valgrind found LEAKS"; cat .tmp.valg ; exit 1 ; fi; \
echo "valgrind found memory in use at exit"; cat .tmp.valg ; exit 1 ; fi; \
echo " passed"; \
done
+ ## valgrind test code
+ @[ -n "$$SKIP_COVERAGE_CHECK" ] || awk '/NOTEST/ { next } /^ *[1-9]/ {ran+=1} /^ *###/ {skip+=1} \
+ END {printf "coverage: %6.2f%%\n", ran * 100 / (ran + skip); \
+ if (ran < (ran + skip) *0.99) exit(1) }' \
+ coverage/oceani.mdc.gcov
coverage_oceani: oceani.c
$(CC) $(CFLAGS) --coverage -fprofile-dir=coverage -o coverage_oceani oceani.c $(LDLIBS)
###### test: valvar
- func main
- argv:[argc::]string
- do
+ func main(argv:[]string)
a := 23; b:=12 ; b1 := -b
print a, b, a+b, a-b, a*b, a/b, a%b
print a<b, a<=b, a>b, a>=b, a<a, a==b, a==a
+ b1
+ b
+ z:Boolean= True
+ w:Boolean = False
+ if ?z:
+ print "w??z", w??z
+ print "z??w", z??w
+ print "z??False", z??False, "w??False", w??False
+ if ?w:
+ print "Weird?"
+ print $"-34.56", $"not-a-number"
+ print $"4i"
+ if True { pass; pass }
+
###### output: valvar
- 23 12 35 11 276 1.91667 11
+ 23 12 35 11 276 1.916666667 11
False False True True False False True
23 12 12 -23 -12 12
False True True False False False
This is a string field theory This is a string field theory
81
+ w??z True
+ z??w True
+ z??False True w??False False
+ -34.56 0
+ Unsupported suffix: 4i
+ 4
Next we change the value of variables
print a, a/a
###### output: setvar
- 1.07374e+09 1
+ 1073741824 1
Now some contants
###### test: consts
const
+ tau ::= pi * 2
pi ::= 3.141 592 653
four ::= 2 + 2 ; five ::= 10/2
const pie ::= "I like Pie";
func main()
print "Hello World, what lovely oceans you have!"
print "are there", five, "?"
- print pi, pie, "but", cake
+ print pi, pie, "but", cake, "Tau is", tau
###### output: consts
Hello World, what lovely oceans you have!
are there 5 ?
- 3.14159 I like Pie but The cake is a lie
+ 3.141592653 I like Pie but The cake is a lie Tau is 6.283185306
Test merging of variables from multiple cases
for i:=0; then i=i+1; while i < 5:
switch i:
case 0: num:="zero"
- case 1: num:="one"
+ case 1: scratch:=42; num:="one"
case 2: num:="two"
case 3: num:="three"
else num:="many"
print
for i:=0; then i=i+1; while i < 5:
- switch i:
- case 0: num:="zero"
- case 1: num:="one"
- case 2: num:="two"
- case 3: num:="three"
- else num:="many"
+ switch { use i }
+ case 0: num:="zero" ;
+ case 1: num:="one" ;
+ case 2 { num:="two" } case 3 { num:="three" }
+ else num:="many"
// re-declare a CondScope variable
num := i*i
print num,", ",
if 355/113 == pi or else +(pi - 355/113) < 0.001:
print "Close enough"
print "lower" if 355/113 < pi else "higher"
+ print "higher" if 355/113 > pi else "lower"
if pi > 3 then print "pi exceeds three"; else print "need more pie"
if (pi < 3) { print "not enough pi" } else { print "pi sufficient" }
else
print 'larger'
+ // different parsing options
+ for {
+ x:=1; sum := 0
+ } then {
+ x = x + 1
+ } while {
+ use x < 10
+ } do {
+ sum = sum + x
+ } case 1 {
+ print "impossible"
+ }
+
###### output: cond_loop
Success
1 2 4 8 16 32 64
0 1.5
- 1 1.41667
- 2 1.41422
- 3 1.41421
- error is -4.51095e-12
+ 1 1.416666667
+ 2 1.414215686
+ 3 1.414213562
+ error is -4.510950445e-12
I won't calculate 20 / 0
- 20 / 3 = 6.66667
- 20 / 6 = 3.33333
+ 20 / 3 = 6.666666667
+ 20 / 6 = 3.333333333
I won't calculate 20 / 9
Close enough
higher
+ higher
pi exceeds three
pi sufficient
sum 1..10 is 55
###### test: sayhello
- func main(av:[ac::number]string)
+ func main(av:[]string)
A := $av[1]; B := $av[2]
astr := av[3]
- bbool := av[ac-1] == "True"
+ l := av[]
+ bbool := av[l-1] == "True"
print "Hello World, what lovely oceans you have!"
/* When a variable is defined in both branches of an 'if',
* and used afterwards, the variables are merged.
a : number
a = A;
b:number = B
+ print "still", bigger // check for regression in scoping
if a > 0 and b > 0:
while a != b:
if a < b:
while
mid := (lo + hi) / 2
if mid == target:
- use Found
+ use .Found
if mid < target:
lo = mid
else
hi = mid
if hi - lo < 1:
lo = mid
- use GiveUp
+ use .GiveUp
use True
do pass
- case Found:
+ case .Found:
print "Yay, I found", target
- case GiveUp:
+ case .GiveUp:
print "Closest I found was", lo
###### output: sayhello,55,33,hello,True
Hello World, what lovely oceans you have!
Is 55 bigger than 33 ? yes
double 33 is 66
+ still yes
GCD of 55 and 33 is 11
Fibonacci: 1 1 2 3 5 8 13 21 34 55 89 144
hello was the str
- Closest I found was 77.3438
+ Closest I found was 77.34375
###### output: sayhello,12,60,there,False
Hello World, what lovely oceans you have!
Is 12 bigger than 60 ? no
double 60 is 120
+ still no
GCD of 12 and 60 is 12
Fibonacci: 1 1 2 3 5 8 13 21 34 55 89 144
I found the str over there
- Closest I found was 77.3438
+ Closest I found was 77.34375
###### test list
oceani_tests += "insert_sort"
const three ::= 3
struct foo
size:[three]number
- name:string
+ name:string = "Hello"
+ thing:baz
active:Boolean = True
struct baz { a:number; b:Boolean; }
+ struct bat {
+ a:string
+ b:Boolean
+ }
+ struct bat2 a:string; b:Boolean
func main
do
for i:=0; then i=i+1; while i < 4:
print info[i].name, info[i].active, info[i].size[0]
+ info[0].thing.b = True
+ x:bat
+ x.a = "Hello"
###### output: structs
peter False 4
janine False 9
+## Functions
+
+Test functions. They don't return anything, so we need to get them to print
+
+###### test list
+ oceani_tests += functions func_ret_type
+
+###### test: functions
+
+ func test1
+ t: Boolean
+ do
+ if t:
+ print "true"
+
+ func noarg
+ do
+ pass
+
+ func twoarg
+ a:number
+ b:string
+ do
+ while a > 0:
+ print b
+ a = a - 1
+
+ func test(n:number; s:string)
+ if n >= 1:
+ print n,s,
+ test(n-1, "."++s)
+ else
+ print "done"
+
+ func to_polar
+ x:number; y:number
+ return
+ rho:number
+ theta:number
+ do
+ rho = x + y
+ theta = x - y
+
+ func main()
+ for i:=0; then i = i + 1; while i < 5:
+ test(i, " ")
+ angular := to_polar(32, 23)
+ print angular.rho, angular.theta
+
+ func test2(n:number; s:string;) : (ret:number)
+ ret = n + $s
+
+ func random
+ return
+ n:number
+ do
+ n = 4 // xkcd:221
+
+ // exercise the parsing options
+ func t1 (a:number) {
+ print "t1"
+ }
+ func t2 (a:string) {print "string"}
+ func t3() print "t3"
+
+###### output: functions
+ done
+ 1 done
+ 2 1 . done
+ 3 2 . 1 .. done
+ 4 3 . 2 .. 1 ... done
+ 55 9
+
+###### test: func_ret_type
+
+ func double(n:number):number
+ use n+n
+
+ func answer
+ prefix:string
+ suffix:string
+ return string
+ do
+ use prefix ++ suffix
+
+ func noarg_returns
+ return Boolean
+ do
+ use 22/7 == 3.14159
+
+ func main()
+ for j:=10; then j = j - 3; while j > -5:
+ print answer("dou","ble"), j, "is", double(j)
+
+###### output: func_ret_type
+ double 10 is 20
+ double 7 is 14
+ double 4 is 8
+ double 1 is 2
+ double -2 is -4
+
+## References
+
+A simple linked list example
+
+###### test list
+ oceani_tests += "linked_list,one,two,three,four"
+
+###### test: linked_list
+
+ struct linkage
+ next: @node
+ struct node
+ list: linkage
+ this: string
+
+ func insert(list:@linkage; new:string)
+ p:=list
+ while ?p.next and then p.next.this < new:
+ p = p.next.list
+ t:@node = @new()
+ t.list.next = p.next
+ t.this = new
+ p.next = t;
+
+ func printlist(list:@linkage)
+ while ?list.next:
+ print list@.next.this
+ list = list@.next.list
+
+ func freelist(list:@linkage)
+ if list.next != @nil:
+ lp:@linkage = list.next.list
+ freelist(lp)
+ @free = list.next
+
+ func main(argv:[]string)
+ list : linkage
+
+ insert(list, "@start");
+ insert(list, "~end")
+ for i:=1; then i=i+1; while i < argv[]:
+ insert(list, argv[i])
+ insert(list, "Hello!")
+ printlist(list)
+ freelist(list)
+
+###### output: linked_list,one,two,three,four
+ @start
+ Hello!
+ four
+ one
+ three
+ two
+ ~end
+
## Test code with syntax errors
Syntax errors aren't handled well yet - the result is almost always a
./coverage_oceani --section "test: $$t" oceani-tests.mdc > /dev/null 2>&1 ;\
done || true
+###### combine test lists
+ oceani_valg_tests += $(oceani_failing_tests)
+
###### test list
oceani_failing_tests := syn1
oceani_failing_tests += tokerr
This is a multiline string
With an unsupportable suffix
"""Aa
- .tmp.code:14:11: error: undefined type: unknown
.tmp.code:15:12: error: name undeclared: unknowable
.tmp.code:17:12: error: array size must be a constant: zzsize
.tmp.code:20:12: error: unrecognised number: 00123
+ .tmp.code:14:11: error: type used but not declared: unknown
## Tests for type errors
various places that `type_err()` are called.
###### test list
- oceani_failing_tests += type_err1 type_err2 type_err3 type_err4
+ oceani_failing_tests += type_err1 type_err2 type_err3 type_err4 type_err5 type_err6
###### test: type_err1
b = b + 1
if 3 * 4 and not True: print "Weird"
+ d:number = .fred
+ (d + b) = 12
###### output: type_err1
.tmp.code:3:25: error: expected string found number
.tmp.code:3:28: error: expected string found number
.tmp.code:6:8: error: Cannot assign to a constant: b
.tmp.code:5:8: info: name was defined as a constant here
- .tmp.code:6:8: error: Cannot assign to a constant: b
- .tmp.code:5:8: info: name was defined as a constant here
.tmp.code:8:11: error: Arithmetic returns number but Boolean expected
+ .tmp.code:9:20: error: expected number found label
+ .tmp.code:9:8: info: variable 'd' was set as number here.
+ .tmp.code:10:8: error: cannot assign to an rval
oceani: type error in program - not running.
###### test: type_err2
a:number = 4
a ::number = 5
c:
+ d:number = 02
###### output: type_err2
.tmp.code:4:8: error: variable 'a' redeclared
.tmp.code:7:8: error: variable 'a' redeclared
.tmp.code:3:8: info: this is where 'a' was first declared
.tmp.code:8:8: Variable declared with no type or value: c
+ .tmp.code:9:19: error: unsupported number format: 02
###### test: type_err3
struct foo
a: number
- b:string = "hello"
+ b:string = "hello"; d:Boolean
func main()
c := "hello"
print c.foo
print bar.c
print bar.b + 42
-
// trigger 'labels not permitted' error message
while 1 if True else False:
print
case 2: print "two"
+ print "one" ++ a4[], c[]
+
+ x:Boolean = $"42"
+
+ five ::= 5
+ four ::= 4
+ x1:[five]number
+ x2:[four]number
+ x1 = x2
###### output: type_err3
.tmp.code:8:12: error: expected number but variable 'c' is string
.tmp.code:8:12: error: Arithmetic returns number but string expected
.tmp.code:7:8: info: variable 'c' was set as string here.
.tmp.code:9:24: error: Boolean operation found where string expected
+ .tmp.code:7:8: info: variable 'c' was set as string here.
.tmp.code:10:12: error: Comparison returns Boolean but string expected
.tmp.code:7:8: info: variable 'c' was set as string here.
.tmp.code:11:21: error: Concat returns string but number expected
.tmp.code:25:13: error: expected [5]number but variable 'a3' is [10]number
.tmp.code:23:36: info: this is where 'a3' was set to [10]number
.tmp.code:25:8: error: cannot assign value of type [5]number
+ .tmp.code:23:8: info: variable 'a1' was set as [5]number here.
.tmp.code:26:13: error: expected [5]number but variable 'a4' is [5]string
.tmp.code:23:51: info: this is where 'a4' was set to [5]string
.tmp.code:26:8: error: cannot assign value of type [5]number
+ .tmp.code:23:8: info: variable 'a1' was set as [5]number here.
.tmp.code:27:16: error: expected number found string
.tmp.code:28:16: error: expected string found Boolean
.tmp.code:29:12: error: have number but need string
.tmp.code:7:8: info: variable 'c' was set as string here.
.tmp.code:32:8: error: variable used but not declared: foo
- .tmp.code:32:8: error: field reference attempted on none, not a struct
+ .tmp.code:32:8: error: field reference on none is not supported
.tmp.code:32:16: error: expected none found number
- .tmp.code:33:14: error: field reference attempted on string, not a struct
+ .tmp.code:33:14: error: field reference on string is not supported
.tmp.code:34:14: error: cannot find requested field in foo
.tmp.code:35:17: error: have string but need number
- .tmp.code:39:29: error: expected number (labels not permitted) found Boolean
+ .tmp.code:38:29: error: expected number found Boolean
+ .tmp.code:41:23: error: have number but need string
+ .tmp.code:41:29: error: string cannot provide length
+ .tmp.code:43:21: error: Can only convert string to number, not Boolean
+ .tmp.code:43:8: info: variable 'x' was set as Boolean here.
+ .tmp.code:49:13: error: expected [five]number but variable 'x2' is [four]number
+ .tmp.code:48:8: info: this is where 'x2' was set to [four]number
+ .tmp.code:49:8: error: cannot assign value of type [five]number
+ .tmp.code:47:8: info: variable 'x1' was set as [five]number here.
oceani: type error in program - not running.
###### test: type_err4
.tmp.code:3:14: info: variable 'b' was set as none here.
oceani: type error in program - not running.
+###### test: type_err5
+ struct foo
+ bar:baz
+ a:number
+ struct baz
+ bat:foo
+ b:string
+ struct foo
+ c:number
+ x:[5]:string
+
+###### output: type_err5
+ .tmp.code:8:7: error: type already declared: foo
+ .tmp.code:2:7: info: this is location of declartion: foo
+ .tmp.code:10:13: Syntax error in struct field: :
+ .tmp.code:5:7: error: type has recursive definition: baz
+ .tmp.code:2:7: error: type has recursive definition: foo
+
+###### test: type_err6
+
+ func main()
+ a:= "hello"
+ if ?a:
+ print "no"
+ print a ?? "there"
+
+###### output: type_err6
+ .tmp.code:4:12: error: '?' requires a testable value, not string
+ .tmp.code:6:14: error: "??" requires a testable value, not string
+ oceani: type error in program - not running.
+
+
###### test list
- oceani_failing_tests += type_err_const type_err_const1 missing_program
+ oceani_failing_tests += type_err_const type_err_const1 type_err_const2 missing_program bad_main
###### test: type_err_const
const
print bar, foo
###### output: type_err_const
- .tmp.code:4:16: error: expected number found string
.tmp.code:6:8: error: name already declared: bar
.tmp.code:4:8: info: this is where 'bar' was first declared
.tmp.code:8:8: error: variable 'foo' redeclared
.tmp.code:3:8: info: this is where 'foo' was first declared
+ .tmp.code:12:5: error: function 'main' redeclared
+ .tmp.code:7:5: info: this is where 'main' was first declared
.tmp.code:13:8: error: variable 'foo' redeclared
.tmp.code:3:8: info: this is where 'foo' was first declared
- .tmp.code:13:8: "main" defined a second time
+ .tmp.code:4:16: error: expected number found string
###### test: type_err_const1
const
.tmp.code:3:12: Syntax error in constant: :
.tmp.code:4:12: Syntax error in constant: :
+###### test: type_err_const2
+ const
+ four ::= two + two
+ two ::= four / 2
+
+###### output: type_err_const2
+ .tmp.code:3:8: error: const four cannot be resolved.
+ .tmp.code:4:8: error: const two cannot be resolved.
+
###### test: missing_program
const
foo::="bar"
###### output: missing_program
oceani: no main function found.
+###### test: bad_main
+ func main(foo:string)
+ print foo
+
+###### output: bad_main
+ .tmp.code:2:10: error: expected []string but variable 'foo' is string
+ .tmp.code:2:10: info: this is where 'foo' was set to string
+ oceani: main has wrong type.
+
+Test for type errors with functions
+
+###### test list
+ oceani_failing_tests += func_err_args func_err_redeclare
+
+###### test: func_err_args
+
+ func test1(a:number; b:string; c:[3]Boolean)
+ print a, b, c[1]
+
+ func test2(a:number; b:string; c:[3]Boolean)
+ print a, b, c[1]
+
+ func test3()
+ # use undefined names
+ print a, z
+
+ func main()
+ truth:[3]Boolean
+ truth[1] = True
+ test1(1,"hello")
+ test1("hello",1)
+ test1(1, "two", truth)
+ test1(1, 2, truth)
+ test1(1, "lo", truth, 4)
+ print test(), test1(1,2,3)
+ if test1 == test2:
+ pass
+
+ func test4(a:number):string
+ use a * a
+
+ func test5(a:number):string
+ print a
+
+ struct foo
+ a: number
+ b:string = "hello"
+
+ func test6(a:number):foo
+ b:foo
+ b.a = a
+ use b
+
+ func test7(a:@number)
+ test7(45)
+ test7("45")
+
+###### output: func_err_args
+ .tmp.code:40:14: error: cannot pass rval when reference expected
+ .tmp.code:41:14: error: expected @number found string
+ .tmp.code:34:5: error: function cannot return value of type foo
+ .tmp.code:28:8: error: expected string, found none
+ .tmp.code:25:8: error: expected string, found number
+ .tmp.code:15:14: error: insufficient arguments to function.
+ .tmp.code:16:14: error: expected number found string
+ .tmp.code:16:22: error: expected string found number
+ .tmp.code:16:14: error: insufficient arguments to function.
+ .tmp.code:18:17: error: expected string found number
+ .tmp.code:19:14: error: too many arguments to function.
+ .tmp.code:20:14: error: attempt to call a non-function.
+ .tmp.code:20:32: error: expected string found number
+ .tmp.code:20:28: error: insufficient arguments to function.
+ .tmp.code:21:20: error: expected "func test1" but variable 'test2' is "func test2"
+ .tmp.code:5:5: info: this is where 'test2' was set to "func test2"
+ .tmp.code:10:14: error: variable used but not declared: a
+ .tmp.code:10:17: error: variable used but not declared: z
+ oceani: type error in program - not running.
+
+###### test: func_err_redeclare
+
+ func test1(a:number; b:string; c:[3]Boolean)
+ print a, b, c[1]
+
+ func test1
+ do
+ pass
+
+ func test1
+ b:Boolean
+ do
+ pass
+
+###### output: func_err_redeclare
+ .tmp.code:5:5: error: function 'test1' redeclared
+ .tmp.code:2:5: info: this is where 'test1' was first declared
+ .tmp.code:9:5: error: function 'test1' redeclared
+ .tmp.code:2:5: info: this is where 'test1' was first declared
+
+Test for errors with references
+
+###### test list
+ oceani_failing_tests += ref_err1 ref_err2
+
+###### test: ref_err1
+ func main()
+ ref:@number
+ @foo = ref
+ ref = @old()
+ if ref == @null:
+ print "null"
+
+###### output: ref_err1
+ .tmp.code:4:9: error: only "@free" makes sense here: foo
+ .tmp.code:5:15: error: Only reference function is "@new()": old
+ .tmp.code:6:19: error: Only reference value is "@nil": null
+
+###### test: ref_err2
+ func main()
+ ref:@number
+ ref2:@string
+ num:number = @new()
+ print num@
+ if num == @nil or ref == ref2 or ref == 2 or ref.foo:
+ @free = num
+ ref = 1
+
+###### output: ref_err2
+ .tmp.code:5:22: error: @new() can only be used with references, not number
+ .tmp.code:5:8: info: variable 'num' was set as number here.
+ .tmp.code:6:14: error: Cannot dereference number
+ .tmp.code:7:19: error: @nil can only be used with reference, not number
+ .tmp.code:7:33: error: expected @number but variable 'ref2' is @string
+ .tmp.code:4:8: info: this is where 'ref2' was set to @string
+ .tmp.code:7:48: error: expected @number found number
+ .tmp.code:7:53: error: field reference on number is not supported
+ .tmp.code:7:56: error: have none but need Boolean
+ .tmp.code:8:17: error: @free can only be assigned a reference, not number
+ .tmp.code:8:17: error: @free can only be assigned a reference, not number
+ .tmp.code:9:8: error: Cannot assign an rval to a reference.
+ oceani: type error in program - not running.
+
## Test erroneous command line args
To improve coverage, we want to test correct handling of strange command
echo "passed"; \
./coverage_oceani $${1+"$$@"} > /dev/null 2>&1 ;\
done || true
+###### valgrind test code
+ @[ -n "$$SKIP_VALGRIND" ] || for t in $(oceani_special_tests); do\
+ echo -n "Valgrind $$t.. "; \
+ i="$$IFS"; IFS=,; set $$t; IFS="$$i"; shift ;\
+ if valgrind --error-exitcode=42 --log-file=.tmp.valg ./oceani $${1+"$$@"} > .tmp.have 2>&1 ;\
+ [ $$? -eq 42 ]; then \
+ echo "FAILED"; cat .tmp.valg; exit 1; fi ; \
+ if grep 'LEAK SUMMARY' .tmp.valg > /dev/null; then \
+ echo "valgrind found LEAKS"; cat .tmp.valg ; exit 1 ; fi; \
+ if grep 'in use at exit [1-9]' .tmp.valg > /dev/null; then \
+ echo "valgrind found memory in use at exit"; cat .tmp.valg ; exit 1 ; fi; \
+ echo " passed"; \
+ done
###### test list
oceani_special_tests += "cmd"