NAME if_gt
RUN bpftrace -v -e 'i:ms:1 {$a = 10; if ($a > 2) { $a = 20 } printf("a=%d\n", $a); exit();}'
EXPECT a=20
TIMEOUT 5

NAME if_lt
RUN bpftrace -v -e 'i:ms:1 {$a = 10; if ($a < 2) { $a = 20 } printf("a=%d\n", $a); exit();}'
EXPECT a=10
TIMEOUT 5

NAME ifelse_go_else
RUN bpftrace -v -e 'i:ms:1 {$a = ""; if (10 < 2) { $a = "hi" } else {$a = "hello"} printf("a=%s\n", $a); exit();}'
EXPECT a=hello
TIMEOUT 5

NAME ifelse_go_if
RUN bpftrace -v -e 'i:ms:1 {$a = ""; if (10 > 2) { $a = "hi" } else {$a = "hello"} printf("a=%s\n", $a); exit();}'
EXPECT a=hi
TIMEOUT 5

NAME ifelseif_go_elseif
RUN bpftrace -v -e 'i:ms:1 {$a = ""; if (1 > 2) { $a = "hi" } else if (2 < 3) { $a = "hello" } printf("a=%s\n", $a); exit();}'
EXPECT a=hello
TIMEOUT 5

NAME ifelseifelse_go_else
RUN bpftrace -v -e 'i:ms:1 {$a = ""; if (1 > 2) { $a = "hi" } else if (5 < 3) { $a = "hello" } else { $a = "asdf" } printf("a=%s\n", $a); exit();}'
EXPECT a=asdf
TIMEOUT 5

NAME if_cast
RUN bpftrace -v -e 'i:ms:1 { if ((int32)pid) {} printf("done\n"); exit();}'
EXPECT done
TIMEOUT 5

NAME ternary
RUN bpftrace -v -e 'i:ms:1 { $a = 1 ? "yes" : "no"; printf("%s\n", $a); exit();}'
EXPECT yes
TIMEOUT 5

NAME ternary_lnot
RUN bpftrace -v -e 'i:ms:1 { $a = !nsecs ? 0 : 1; printf("%d\n", $a); exit();}'
EXPECT 0
TIMEOUT 5

NAME unroll
RUN bpftrace -v -e 'i:ms:1 {$a = 1; unroll (10) { $a = $a + 1; } printf("a=%d\n", $a); exit();}'
EXPECT a=11
TIMEOUT 5

NAME unroll_max_value
RUN bpftrace -v -e 'i:ms:1 {$a = 1; unroll (30) { $a = $a + 2; } printf("a=%d\n", $a); exit();}'
EXPECT unroll maximum value is 20
TIMEOUT 5

NAME unroll_min_value
RUN bpftrace -v -e 'i:ms:1 {$a = 1; unroll (0) { $a = $a + 2; } printf("a=%d\n", $a); exit();}'
EXPECT unroll minimum value is 1
TIMEOUT 5

NAME if_compare_and_print_string
RUN bpftrace -v -e 'BEGIN { if (comm == "bpftrace") { printf("comm: %s\n", comm);} exit();}'
EXPECT comm: bpftrace
TIMEOUT 5

NAME struct positional string compare - equal returns true
RUN bpftrace -v -e 'BEGIN { if (str($1) == str($2)) { printf("I got %s\n", str($1));} exit();}' "hello" "hello"
EXPECT I got hello
TIMEOUT 5

NAME struct positional string compare - equal returns false
RUN bpftrace -v -e 'BEGIN { if (str($1) == str($2)) { printf("I got %s\n", str($1));} else { printf("not equal\n");} exit();}' "hi" "hello"
EXPECT not equal
TIMEOUT 5

NAME struct positional string compare - not equal
RUN bpftrace -v -e 'BEGIN { if (str($1) != str($2)) { printf("I got %s\n", str($1));} else { printf("not equal\n");} exit();}' "hello" "hello"
EXPECT not equal
TIMEOUT 5

NAME string compare map lookup
RUN bpftrace -v -e 't:syscalls:sys_enter_openat /comm == "cat"/ { @[comm] = 1; }' -c "/bin/cat /dev/null"
EXPECT @\[cat\]: 1
TIMEOUT 5

NAME struct partial string compare - pass
RUN bpftrace -v -e 'BEGIN { if (strncmp(str($1), str($2), 4) == 0) { printf("I got %s\n", str($1));} exit();}' "hhvm" "hhvm-proc"
EXPECT I got hhvm
TIMEOUT 5

NAME struct partial string compare - pass reverse
RUN bpftrace -v -e 'BEGIN { if (strncmp(str($1), str($2), 4) == 0) { printf("I got %s\n", str($1));} exit();}' "hhvm-proc" "hhvm"
EXPECT I got hhvm-proc
TIMEOUT 5

NAME strncmp function argument
RUN bpftrace -v -e 'struct F {char s[8];} u:./testprogs/string_args:print { @=strncmp(((struct F*)arg0)->s, "hello", 5); }' -c ./testprogs/string_args
EXPECT @: 0
TIMEOUT 5

NAME short non null-terminated string print
RUN bpftrace -v -e 'struct F {char s[5];} u:./testprogs/string_args:print { $a = ((struct F*)arg0)->s; printf("%s %s\n", $a, $a); }' -c ./testprogs/string_args
EXPECT hello hello
TIMEOUT 5

NAME optional_positional_int
RUN bpftrace -e 'BEGIN { printf("-%d-\n", $1); exit() }'
EXPECT -0-
TIMEOUT 1

NAME optional_positional_str
RUN bpftrace -e 'BEGIN { printf("-%s-\n", str($1)); exit() }'
EXPECT --
TIMEOUT 1

NAME positional arg count
RUN bpftrace -v -e 'BEGIN { printf("got %d args: %s %d\n", $#, str($1), $2); exit();}' "one" 2
EXPECT got 2 args: one 2
TIMEOUT 5

NAME positional multiple bases
RUN bpftrace -e 'BEGIN { printf("got: %d %d 0x%x\n", $1, $2, $3); exit() }' 123 0775 0x123
EXPECT got: 123 509 0x123
TIMEOUT 5

NAME lhist can be cleared
RUN bpftrace -e 'BEGIN{ @[1] = lhist(3,0,10,1); clear(@); exit() }'
EXPECT .*
TIMEOUT 1

NAME hist can be cleared
RUN bpftrace -e 'BEGIN{ @[1] = hist(1); clear(@); exit() }'
EXPECT .*
TIMEOUT 1

NAME stats can be cleared
RUN bpftrace -e 'BEGIN{ @[1] = stats(1); clear(@); exit() }'
EXPECT .*
TIMEOUT 1

NAME avg can be cleared
RUN bpftrace -e 'BEGIN{ @[1] = avg(1); clear(@); exit() }'
EXPECT .*
TIMEOUT 1

NAME sigint under heavy load
RUN bpftrace --unsafe -v -e 'tracepoint:sched:sched_switch { system("echo foo"); } END { printf("end"); }'
EXPECT end
TIMEOUT 5
AFTER  sleep 2; pkill -SIGINT bpftrace

NAME bitfield access
RUN bpftrace -v -e 'struct Foo { unsigned int a:4, b:8, c:3, d:1, e:16; } uprobe:./testprogs/bitfield_test:func{ $foo = (struct Foo *)arg0; printf("%d %d %d %d %d\n", $foo->a, $foo->b, $foo->c, $foo->d, $foo->e); exit()}'
EXPECT 1 2 5 0 65535
TIMEOUT 5
AFTER ./testprogs/bitfield_test

NAME exit exits immediately
RUN bpftrace -e 'i:ms:100 { @++; exit(); @++ }'
EXPECT @: 1
TIMEOUT 1
