tests: reorganize testcase files

 - Rename 03_bugs to 04_bugs
 - Rename 26_invalid_sparse_array_set to 27_invalid_sparse_array_set

Signed-off-by: Jo-Philipp Wich <jo@mein.io>

27 files changed, 0 insertions, 746 deletions

diff --git a/tests/custom/03_bugs/01_try_catch_stack_mismatch b/tests/custom/03_bugs/01_try_catch_stack_mismatch
deleted file mode 100644
index f6e5a0a..0000000
--- a/tests/custom/03_bugs/01_try_catch_stack_mismatch
+++ /dev/null
@@ -1,52 +0,0 @@
-When compiling a try/catch statement with an exception variable, the catch
-skip jump incorrectly pointed to the POP instruction popping the exception
-variable off the stack, leading to a stack position mismatch between
-compiler and vm, causing local variables to yield wrong values at runtime.
-
--- Expect stdout --
-1
--- End --
-
--- Testcase --
-{%
-	function f() {
-		let x;
-
-		try {
-			x = 1;
-		}
-		catch(e) {
-
-		}
-
-		// Before the fix, `x` incorrectly yielded the print function value
-		print(x, "\n");
-	}
-
-	f()
-%}
--- End --
-
-
-When compiling a try/catch statement with local variable declearations
-within the try block, the catch skip jump incorrectly happened before the
-local try block variables were popped off the stack, leading to a stack
-position mismatch between compiler and vm, causing local variables to
-yield wrong values at runtime.
-
--- Expect stdout --
-1
--- End --
-
--- Testcase --
-{%
-	try {
-		let a;
-	}
-	catch {}
-
-	let b = 1;
-
-	print(b, "\n");
-%}
--- End --
diff --git a/tests/custom/03_bugs/02_array_pop_use_after_free b/tests/custom/03_bugs/02_array_pop_use_after_free
deleted file mode 100644
index 22f63ff..0000000
--- a/tests/custom/03_bugs/02_array_pop_use_after_free
+++ /dev/null
@@ -1,14 +0,0 @@
-When popping an element off an array, especially the last one, the popped
-value might have been freed before the refcount was increased later on
-function return.
-
--- Expect stdout --
-1
--- End --
-
--- Testcase --
-{%
-	x = [1];
-	print(pop(x), "\n");	// This caused a SIGABRT before the bugfix
-%}
--- End --
diff --git a/tests/custom/03_bugs/03_switch_fallthrough_miscompilation b/tests/custom/03_bugs/03_switch_fallthrough_miscompilation
deleted file mode 100644
index 3e6410e..0000000
--- a/tests/custom/03_bugs/03_switch_fallthrough_miscompilation
+++ /dev/null
@@ -1,16 +0,0 @@
-When falling through from a matched switch case into the default case,
-the compiler incorrectly emitted bytecode that led to an endless loop.
-
--- Expect stdout --
-1
--- End --
-
--- Testcase --
-{%
-	switch (1) {
-	case 1:
-	default:
-		print("1\n");
-	}
-%}
--- End --
diff --git a/tests/custom/03_bugs/04_property_set_abort b/tests/custom/03_bugs/04_property_set_abort
deleted file mode 100644
index 8af477f..0000000
--- a/tests/custom/03_bugs/04_property_set_abort
+++ /dev/null
@@ -1,76 +0,0 @@
-When attempting to set a property on a non-array, non-object value the
-VM aborted due to an assert triggered by libjson-c.
-
--- Testcase --
-{% (null).x = 1 %}
--- End --
-
--- Expect stderr --
-Type error: attempt to set property on null value
-In line 1, byte 15:
-
- `{% (null).x = 1 %}`
-  Near here ----^
-
-
--- End --
-
-
--- Testcase --
-{% (1).x = 1 %}
--- End --
-
--- Expect stderr --
-Type error: attempt to set property on integer value
-In line 1, byte 12:
-
- `{% (1).x = 1 %}`
-  Near here -^
-
-
--- End --
-
-
--- Testcase --
-{% (1.2).x = 1 %}
--- End --
-
--- Expect stderr --
-Type error: attempt to set property on double value
-In line 1, byte 14:
-
- `{% (1.2).x = 1 %}`
-  Near here ---^
-
-
--- End --
-
-
--- Testcase --
-{% (true).x = 1 %}
--- End --
-
--- Expect stderr --
-Type error: attempt to set property on boolean value
-In line 1, byte 15:
-
- `{% (true).x = 1 %}`
-  Near here ----^
-
-
--- End --
-
-
--- Testcase --
-{% ("test").x = 1 %}
--- End --
-
--- Expect stderr --
-Type error: attempt to set property on string value
-In line 1, byte 17:
-
- `{% ("test").x = 1 %}`
-  Near here ------^
-
-
--- End --
diff --git a/tests/custom/03_bugs/05_duplicate_ressource_type b/tests/custom/03_bugs/05_duplicate_ressource_type
deleted file mode 100644
index 21166b2..0000000
--- a/tests/custom/03_bugs/05_duplicate_ressource_type
+++ /dev/null
@@ -1,31 +0,0 @@
-When requiring a C module that registers custom ressource types multiple
-times, ressource values instantiated after subsequent requires of the
-same extensions didn't properly function since the internal type prototype
-was resolved to the initial copy and subsequently discarded due to an index
-mismatch.
-
--- Testcase --
-{%
-	fs = require("fs");
-	fd = fs.open("README.md");
-
-	printf("fd.read() #1: %s\n",
-		fd.read("line") ? "working" : "not working (" + fd.error() + ")");
-
-	fd.close();
-
-
-	fs = require("fs");
-	fd = fs.open("README.md");
-
-	printf("fd.read() #2: %s\n",
-		fd.read("line") ? "working" : "not working (" + fd.error() + ")");
-
-	fd.close();
-%}
--- End --
-
--- Expect stdout --
-fd.read() #1: working
-fd.read() #2: working
--- End --
diff --git a/tests/custom/03_bugs/06_lexer_escape_at_boundary b/tests/custom/03_bugs/06_lexer_escape_at_boundary
deleted file mode 100644
index e80b0a1..0000000
--- a/tests/custom/03_bugs/06_lexer_escape_at_boundary
+++ /dev/null
@@ -1,12 +0,0 @@
-When the lexer processed a backslash introducing a string escape directly
-at the buffer boundary, the backslash was incorrectly retained.
-
--- Testcase --
-{%
-	print("abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijkl\n");
-%}
--- End --
-
--- Expect stdout --
-abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijkl
--- End --
diff --git a/tests/custom/03_bugs/07_lexer_overlong_lines b/tests/custom/03_bugs/07_lexer_overlong_lines
deleted file mode 100644
index d2dd3be..0000000
--- a/tests/custom/03_bugs/07_lexer_overlong_lines
+++ /dev/null
@@ -1,13 +0,0 @@
-A logic flaw in the lineinfo encoding function led to an endless tight
-loop when a buffer chunk with 128 byte got consumed, which may happen
-when parsing very long literals.
-
--- Testcase --
-{%
-	print("abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefg\n");
-%}
--- End --
-
--- Expect stdout --
-abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefg
--- End --
diff --git a/tests/custom/03_bugs/08_compiler_arrow_fn_expressions b/tests/custom/03_bugs/08_compiler_arrow_fn_expressions
deleted file mode 100644
index 5cd8960..0000000
--- a/tests/custom/03_bugs/08_compiler_arrow_fn_expressions
+++ /dev/null
@@ -1,15 +0,0 @@
-Arrow functions with single expression bodies were parsed with a wrong
-precedence level, causing comma expressions to be greedily consumed.
-
--- Testcase --
-{%
-	print({
-		a: () => 1,
-		b: () => 2
-	}, "\n");
-%}
--- End --
-
--- Expect stdout --
-{ "a": "() => { ... }", "b": "() => { ... }" }
--- End --
diff --git a/tests/custom/03_bugs/09_reject_invalid_array_indexes b/tests/custom/03_bugs/09_reject_invalid_array_indexes
deleted file mode 100644
index a7e5272..0000000
--- a/tests/custom/03_bugs/09_reject_invalid_array_indexes
+++ /dev/null
@@ -1,25 +0,0 @@
-Since libjson-c's json_object_get_int64() returns 0 for any input value
-that has no integer representation, any kind of invalid array index
-incorrectly yielded the first array element.
-
--- Testcase --
-{%
-	x = [1, 2, 3];
-
-	print([
-		x[1],
-		x["1"],
-		x[1.0],
-		x[1.1],
-		x.foo,
-		x["foo"],
-		x["0abc"],
-		x[x],
-		x[{ foo: true }]
-	], "\n");
-%}
--- End --
-
--- Expect stdout --
-[ 2, 2, 2, null, null, null, null, null, null ]
--- End --
diff --git a/tests/custom/03_bugs/10_break_stack_mismatch b/tests/custom/03_bugs/10_break_stack_mismatch
deleted file mode 100644
index ae16dac..0000000
--- a/tests/custom/03_bugs/10_break_stack_mismatch
+++ /dev/null
@@ -1,38 +0,0 @@
-When emitting jump instructions for breaking out of for-loops, the compiler
-incorrectly set the jump target before the pop instruction clearing the
-intermediate loop variables. Since the break instruction itself already
-compiles to a series of pop instructions reverting the stack to it's the
-pre-loop state, intermediate values got popped twice, leading to a stack
-layout mismatch between compiler and VM, resulting in wrong local variable
-values or segmentation faults at runtime.
-
--- Testcase --
-{%
-	let x = 1;
-
-	for (let y in [2])
-		break;
-
-	print(x, "\n");
-%}
--- End --
-
--- Expect stdout --
-1
--- End --
-
-
--- Testcase --
-{%
-	let x = 1;
-
-	for (let y = 0; y < 1; y++)
-		break;
-
-	print(x, "\n");
-%}
--- End --
-
--- Expect stdout --
-1
--- End --
diff --git a/tests/custom/03_bugs/11_switch_stack_mismatch b/tests/custom/03_bugs/11_switch_stack_mismatch
deleted file mode 100644
index cc3b41a..0000000
--- a/tests/custom/03_bugs/11_switch_stack_mismatch
+++ /dev/null
@@ -1,39 +0,0 @@
-When jumping into a case following prior cases declaring local variables,
-the preceding local variable declarations were skipped, leading to an
-unexpected stack layout which caused local variables to carry wrong
-values at run time and eventual segmentation faults when attempting to
-unwind the stack on leaving the lexical switch scope.
-
--- Expect stdout --
-Matching 1:
- - 1: [ null, null, 3, 4 ]
- - 2: [ null, null, 3, 4, 5, 6 ]
-Matching 2:
- - 2: [ null, null, null, null, 5, 6 ]
-Matching 3:
- - default: [ 1, 2 ]
- - 1: [ 1, 2, 3, 4 ]
- - 2: [ 1, 2, 3, 4, 5, 6 ]
--- End --
-
--- Testcase --
-{%
-	for (let n in [1, 2, 3]) {
-		printf("Matching %d:\n", n);
-
-		switch (n) {
-			default:
-				let x = 1, y = 2;
-				print(" - default: ", [x, y], "\n");
-
-			case 1:
-				let a = 3, b = 4;
-				print(" - 1: ", [x, y, a, b], "\n");
-
-			case 2:
-				let c = 5, d = 6;
-				print(" - 2: ", [x, y, a, b, c, d], "\n");
-		}
-	}
-%}
--- End --
diff --git a/tests/custom/03_bugs/12_altblock_stack_mismatch b/tests/custom/03_bugs/12_altblock_stack_mismatch
deleted file mode 100644
index e350660..0000000
--- a/tests/custom/03_bugs/12_altblock_stack_mismatch
+++ /dev/null
@@ -1,83 +0,0 @@
-When compiling alternative syntax blocks, such as `for ...: endfor`,
-`if ...: endif` etc., the compiler didn't assign the contained statements
-to a dedicated lexical scope, which caused a stack mismatch between
-compiler and vm when such blocks declaring local variables weren't
-actually executed.
-
--- Expect stdout --
-2
--- End --
-
--- Testcase --
-{%
-	if (false):
-		let a = 1;
-	endif;
-
-	/* Due to lack of own lexical scope above, the compiler assumed
-	 * that `a` is still on stack but the code to initialize it was
-	 * never executed, so stack offsets were shifted by one from here
-	 * on throughout the rest of the program. */
-
-	let b = 2;
-
-	print(b, "\n");
-%}
--- End --
-
-
-Test a variation of the bug using `for in..endfor` loop syntax.
-
--- Expect stdout --
-2
--- End --
-
--- Testcase --
-{%
-	for (let x in []):
-		let a = 1;
-	endfor;
-
-	let b = 2;
-
-	print(b, "\n");
-%}
--- End --
-
-
-Test a variation of the bug using `for..endfor` count loop syntax.
-
--- Expect stdout --
-2
--- End --
-
--- Testcase --
-{%
-	for (let i = 0; i < 0; i++):
-		let a = 1;
-	endfor;
-
-	let b = 2;
-
-	print(b, "\n");
-%}
--- End --
-
-
-Test a variation of the bug using `while..endwhile` loop syntax.
-
--- Expect stdout --
-2
--- End --
-
--- Testcase --
-{%
-	while (false):
-		let a = 1;
-	endwhile;
-
-	let b = 2;
-
-	print(b, "\n");
-%}
--- End --
diff --git a/tests/custom/03_bugs/13_split_by_string_leading_trailing b/tests/custom/03_bugs/13_split_by_string_leading_trailing
deleted file mode 100644
index 10a6062..0000000
--- a/tests/custom/03_bugs/13_split_by_string_leading_trailing
+++ /dev/null
@@ -1,11 +0,0 @@
-When splitting a string, the existing uc_split() implementation failed
-to produce an empty leading and trailing result array element when the
-subject string started or ended with a delimitter.
-
--- Expect stdout --
-[ "", "foo", "" ]
--- End --
-
--- Testcase --
-{{ split("/foo/", "/") }}
--- End --
diff --git a/tests/custom/03_bugs/14_incomplete_expression_at_eof b/tests/custom/03_bugs/14_incomplete_expression_at_eof
deleted file mode 100644
index 474e87c..0000000
--- a/tests/custom/03_bugs/14_incomplete_expression_at_eof
+++ /dev/null
@@ -1,16 +0,0 @@
-When an incomplete expression was parsed at the very end of the input
-buffer, the source code context line was not properly printed.
-
--- Expect stderr --
-Syntax error: Expecting expression
-In line 1, byte 7:
-
- `{% 1+`
-       ^-- Near here
-
-
--- End --
-
--- Testcase --
-{% 1+
--- End --
diff --git a/tests/custom/03_bugs/15_segfault_on_prefix_increment b/tests/custom/03_bugs/15_segfault_on_prefix_increment
deleted file mode 100644
index 280b680..0000000
--- a/tests/custom/03_bugs/15_segfault_on_prefix_increment
+++ /dev/null
@@ -1,18 +0,0 @@
-When parsing an invalid pre- or post-decrement expression as first
-statement of a source buffer, the compiler crashed while attempting
-to look up the type of the previous instruction within a not-yet
-allocated chunk buffer.
-
--- Expect stderr --
-Syntax error: Unterminated string
-In line 1, byte 6:
-
- `{% ++"`
-       ^-- Near here
-
-
--- End --
-
--- Testcase --
-{% ++"
--- End --
diff --git a/tests/custom/03_bugs/16_hang_on_regexp_at_eof b/tests/custom/03_bugs/16_hang_on_regexp_at_eof
deleted file mode 100644
index d8702ca..0000000
--- a/tests/custom/03_bugs/16_hang_on_regexp_at_eof
+++ /dev/null
@@ -1,9 +0,0 @@
-When parsing a regexp literal at the end of the source buffer, the lexer
-ended up in an infinite loop watining for a non-flag character.
-
--- Expect stdout --
--- End --
-
--- Testcase --
-{% /a/
--- End (no-eol) --
diff --git a/tests/custom/03_bugs/17_hang_on_unclosed_expression_block b/tests/custom/03_bugs/17_hang_on_unclosed_expression_block
deleted file mode 100644
index 25128bb..0000000
--- a/tests/custom/03_bugs/17_hang_on_unclosed_expression_block
+++ /dev/null
@@ -1,16 +0,0 @@
-When parsing an unclosed expression block, the lexer did end up in an
-infinite loop.
-
--- Expect stderr --
-Syntax error: Unterminated template block
-In line 1, byte 6:
-
- `{{ 1`
-      ^-- Near here
-
-
--- End --
-
--- Testcase --
-{{ 1
--- End --
diff --git a/tests/custom/03_bugs/18_hang_on_line_comments_at_eof b/tests/custom/03_bugs/18_hang_on_line_comments_at_eof
deleted file mode 100644
index 957ed47..0000000
--- a/tests/custom/03_bugs/18_hang_on_line_comments_at_eof
+++ /dev/null
@@ -1,31 +0,0 @@
-When parsing a comment near EOF, or a comment escaping the end
-of an expression block, the lexer did end up in an infinite loop.
-
--- Expect stderr --
-Syntax error: Expecting expression
-In line 1, byte 9:
-
- `{{ // }}`
-          ^-- Near here
-
-
--- End --
-
--- Testcase --
-{{ // }}
--- End --
-
-
--- Expect stderr --
-Syntax error: Unterminated comment
-In line 1, byte 4:
-
- `{{ /* }}`
-     ^-- Near here
-
-
--- End --
-
--- Testcase --
-{{ /* }}
--- End --
diff --git a/tests/custom/03_bugs/19_truncated_format_string b/tests/custom/03_bugs/19_truncated_format_string
deleted file mode 100644
index 8ddd0a3..0000000
--- a/tests/custom/03_bugs/19_truncated_format_string
+++ /dev/null
@@ -1,14 +0,0 @@
-When processing a truncated format string, uc_printf_common() - which is
-used by `sprintf()` and `printf()` in ucode - appended trailing garbage
-to the resulting string.
-
--- Expect stdout --
-[ 37, null ]
--- End --
-
--- Testcase --
-{%
-	let s = sprintf("%");
-	print(ord(s, 0, 1), "\n");
-%}
--- End --
diff --git a/tests/custom/03_bugs/20_use_strict_stack_mismatch b/tests/custom/03_bugs/20_use_strict_stack_mismatch
deleted file mode 100644
index 7294d23..0000000
--- a/tests/custom/03_bugs/20_use_strict_stack_mismatch
+++ /dev/null
@@ -1,17 +0,0 @@
-When compiling the `use strict` statement, the compiler omitted the
-corresponding load instruction, leading to a mismatch of the expected
-stack layout between compiler and VM.
-
--- Expect stdout --
-1
--- End --
-
--- Testcase --
-{%
-	"use strict";
-
-	let x = 1;
-
-	print(x, "\n");
-%}
--- End --
diff --git a/tests/custom/03_bugs/21_compiler_parenthesized_prop_keyword b/tests/custom/03_bugs/21_compiler_parenthesized_prop_keyword
deleted file mode 100644
index 472b2af..0000000
--- a/tests/custom/03_bugs/21_compiler_parenthesized_prop_keyword
+++ /dev/null
@@ -1,17 +0,0 @@
-When compiling a parenthesized property access expression, the compiler
-didn't instruct the lexer to treat a potential subsequent keyword as label,
-leading to an incorrect syntax error exception.
-
--- Expect stdout --
-true
-true
--- End --
-
--- Testcase --
-{%
-	let x = { default: true };
-
-	print(x.default, "\n");		// this was okay
-	print((x.default), "\n");	// this failed
-%}
--- End --
diff --git a/tests/custom/03_bugs/22_compiler_break_continue_scoping b/tests/custom/03_bugs/22_compiler_break_continue_scoping
deleted file mode 100644
index 461b144..0000000
--- a/tests/custom/03_bugs/22_compiler_break_continue_scoping
+++ /dev/null
@@ -1,59 +0,0 @@
-When compiling a break or continue statement, the compiler emitted pop
-instructions for local variables within the scope the break or continue
-keyword appeared in, but it must also pop local variables in enclosing
-scopes up until the scope of the containing loop or switch body.
-
--- Expect stdout --
-1
-2
-3
--- End --
-
--- Testcase --
-{%
-	for (let i = 1; i <= 3; i++) {
-		while (true) {
-			let n = i;
-
-			print(n, "\n");
-
-			{
-				// The `let n` stack slot is not popped since it is
-				// outside of break's scope...
-				break;
-			}
-		}
-	}
-%}
--- End --
-
--- Expect stdout --
-1
-2
-3
-2
-4
-6
-3
-6
-9
--- End --
-
--- Testcase --
-{%
-	for (let i = 1; i <= 3; i++) {
-		for (let j = 1; j <= 3; j++) {
-			let n = i * j;
-
-			print(n, "\n");
-
-			if (j == 1)
-			{
-				// The `let n` stack slot is not popped since it is
-				// outside of continue's scope...
-				continue;
-			}
-		}
-	}
-%}
--- End --
diff --git a/tests/custom/03_bugs/23_compiler_parenthesized_division b/tests/custom/03_bugs/23_compiler_parenthesized_division
deleted file mode 100644
index a70703f..0000000
--- a/tests/custom/03_bugs/23_compiler_parenthesized_division
+++ /dev/null
@@ -1,19 +0,0 @@
-When compiling a parenthesized division or division-assignment expression,
-the compiler didn't instruct the lexer to treat a potential subsequent
-slash as operand, leading to an incorrect syntax error exception.
-
--- Expect stdout --
-0
-0
-0
-0
--- End --
-
--- Testcase --
-{%
-	print(a / 1, "\n");		// this was okay
-	print(a /= 1, "\n");	// okay too
-	print((a / 1), "\n");	// this failed
-	print((a /= 1), "\n");	// failed as well
-%}
--- End --
diff --git a/tests/custom/03_bugs/24_compiler_local_for_loop_declaration b/tests/custom/03_bugs/24_compiler_local_for_loop_declaration
deleted file mode 100644
index aafde55..0000000
--- a/tests/custom/03_bugs/24_compiler_local_for_loop_declaration
+++ /dev/null
@@ -1,18 +0,0 @@
-When compiling a for-loop local variable initializer expression, the compiler
-incorrectly treated subsequent declarations as global variable assignments,
-triggering reference error exceptions in strict mode.
-
--- Expect stdout --
-1
--- End --
-
--- Testcase --
-{%
-	"use strict";
-
-	// The initializer expression below was incorrectly interpreted as
-	// `let x = 0; y = 1` instead of the correct `let ..., y = 1`.
-	for (let x = 0, y = 1; x < 1; x++)
-		print(y, "\n");
-%}
--- End --
diff --git a/tests/custom/03_bugs/25_lexer_shifted_offsets b/tests/custom/03_bugs/25_lexer_shifted_offsets
deleted file mode 100644
index db10121..0000000
--- a/tests/custom/03_bugs/25_lexer_shifted_offsets
+++ /dev/null
@@ -1,21 +0,0 @@
-When lexing a source buffer with a non-zero offset, e.g. due to a
-skipped interpreter line, lexical tokens reported a wrong offset
-to the compiler, causing error locations and source context lines
-to be incorrectly shifted.
-
--- Testcase --
-#!/usr/bin/env ucode
-{%
-	die("Error");
-%}
--- End --
-
--- Expect stderr --
-Error
-In line 3, byte 12:
-
- `    die("Error");`
-  Near here -----^
-
-
--- End --
diff --git a/tests/custom/03_bugs/26_compiler_jmp_to_zero b/tests/custom/03_bugs/26_compiler_jmp_to_zero
deleted file mode 100644
index e7e0127..0000000
--- a/tests/custom/03_bugs/26_compiler_jmp_to_zero
+++ /dev/null
@@ -1,17 +0,0 @@
-When compiling certain expressions as first statement of an ucode
-program, e.g. a while loop in raw mode, a jump instruction to offset
-zero is emitted which was incorrectly treated as placeholder by the
-compiler.
-
--- Testcase --
-while (i++ < 1)
-	print("Test\n");
--- End --
-
--- Args --
--R
--- End --
-
--- Expect stdout --
-Test
--- End --
diff --git a/tests/custom/03_bugs/26_invalid_sparse_array_set b/tests/custom/03_bugs/26_invalid_sparse_array_set
deleted file mode 100644
index 4c47039..0000000
--- a/tests/custom/03_bugs/26_invalid_sparse_array_set
+++ /dev/null
@@ -1,49 +0,0 @@
-When setting an array index which is beyond the end of the last currently
-preallocated chunk and not evenly divisible by the chunk size, the array
-entries list was not properly reallocated resulting in invalid memory
-writes.
-
--- Testcase --
-{%
-	for (i = 0; i < 32; i++) {
-		a = [];
-		a[i] = true;
-		print(length(a), "\n");
-	}
-%}
--- End --
-
--- Expect stdout --
-1
-2
-3
-4
-5
-6
-7
-8
-9
-10
-11
-12
-13
-14
-15
-16
-17
-18
-19
-20
-21
-22
-23
-24
-25
-26
-27
-28
-29
-30
-31
-32
--- End --