Augment debuginfotest to check debug info of substituted methods

Author: zakkak

substratevm/mx.substratevm/testhello.py

@@ -132,20 +132,33 @@ def test():
     wildcard_pattern = '.*'
     # disable prompting to continue output
     execute("set pagination off")
+
+    # set a break point at java.lang.System::identityHashCode
+    # expect "Breakpoint 1 at 0x[0-9a-f]+: file com/oracle/svm/core/jdk/JavaLangSubstitutions.java, line [0-9]+"
+    exec_string = execute("break java.lang.System::identityHashCode")
+    rexp = r"Breakpoint 1 at %s: file com/oracle/svm/core/jdk/JavaLangSubstitutions\.java, line %s\."%(address_pattern, digits_pattern)
+    checker = Checker('break identityHashCode', rexp)
+    checker.check(exec_string)
+
+    # run the program
+    execute("run")
+
+    # Disable breakpoint 1 to avoid breaking on it again
+    execute("disable 1")
+
     # set a break point at hello.Hello::main
     # expect "Breakpoint 1 at 0x[0-9a-f]+: file hello.Hello.java, line 67."
     exec_string = execute("break hello.Hello::main")
-    rexp = r"Breakpoint 1 at %s: file hello/Hello\.java, line 67\."%address_pattern
+    rexp = r"Breakpoint 2 at %s: file hello/Hello\.java, line 67\."%address_pattern
     checker = Checker('break main', rexp)
     checker.check(exec_string)
 
-    # run the program
-    execute("run")
+    execute("continue")
 
     # list the line at the breakpoint
     # expect "67	        Greeter greeter = Greeter.greeter(args);"
     exec_string = execute("list")
-    checker = Checker(r"list bp 1", "67%sGreeter greeter = Greeter\.greeter\(args\);"%spaces_pattern)
+    checker = Checker("list bp 2", "67%sGreeter greeter = Greeter\.greeter\(args\);"%spaces_pattern)
     checker.check(exec_string, skip_fails=False)
 
     # run a backtrace
@@ -179,7 +192,7 @@ def test():
     # set a break point at PrintStream::println(String)
     # expect "Breakpoint 2 at 0x[0-9a-f]+: java.base/java/io/PrintStream.java, line [0-9]+."
     exec_string = execute("break java.io.PrintStream::println(java.lang.String)")
-    rexp = r"Breakpoint 2 at %s: file .*java/io/PrintStream\.java, line %s\."%(address_pattern, digits_pattern)
+    rexp = r"Breakpoint 3 at %s: file .*java/io/PrintStream\.java, line %s\."%(address_pattern, digits_pattern)
     checker = Checker('break println', rexp)
     checker.check(exec_string, skip_fails=False)