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lpython/src/lpython/tests/test_error_rendering.cpp at main · PriyanshuGarg26/lpython · GitHub
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#
include
<
tests/doctest.h
>
#
include
<
iostream
>
#
include
<
fstream
>
#
include
<
libasr/diagnostics.h
>
namespace
{
//
Strips the first character (\n)
std::string
S
(
const
std::string &s) {
return
s.
substr
(
1
, s.
size
());
}
}
using
LFortran::diag::Diagnostic;
using
LFortran::diag::Level;
using
LFortran::diag::Stage;
using
LFortran::diag::Label;
using
LFortran::Location;
using
LFortran::LocationManager;
TEST_CASE
(
"
Error Render: no labels
"
) {
std::string out, ref;
out =
render_diagnostic_human
(
Diagnostic
(
"
Error no label
"
,
Level::Error, Stage::Parser
),
false
);
ref =
S
(
R"""(
syntax error: Error no label
)"""
);
CHECK
(out == ref);
out =
render_diagnostic_human
(
Diagnostic
(
"
Error no label
"
,
Level::Error, Stage::Semantic
),
false
);
ref =
S
(
R"""(
semantic error: Error no label
)"""
);
CHECK
(out == ref);
out =
render_diagnostic_human
(
Diagnostic
(
"
Error no label
"
,
Level::Warning, Stage::Semantic
),
false
);
ref =
S
(
R"""(
warning: Error no label
)"""
);
CHECK
(out == ref);
}
TEST_CASE
(
"
Error Render: primary/secondary labels, single line
"
) {
//
All combinations of primary error labels
std::string out, ref, input;
Location loc1, loc2, loc3;
LocationManager lm;
input =
"
One line text
\n
"
;
{
std::ofstream
out
(
"
input.txt
"
);
out << input;
LocationManager::FileLocations fl;
fl.
in_filename
=
"
input.txt
"
;
lm.
get_newlines
(input, fl.
in_newlines
);
fl.
out_start
.
push_back
(
0
);
fl.
in_start
.
push_back
(
0
);
fl.
in_start
.
push_back
(input.
size
());
fl.
out_start
.
push_back
(input.
size
());
lm.
files
.
push_back
(fl);
lm.
file_ends
.
push_back
(input.
size
());
}
loc1.
first
=
4
;
loc1.
last
=
7
;
loc2.
first
=
9
;
loc2.
last
=
12
;
loc3.
first
=
0
;
loc3.
last
=
2
;
//
1 Label 1 Span
auto
d =
Diagnostic
(
"
Error with label no message
"
,
Level::Error, Stage::Semantic, {
Label
(
"
"
, {loc1})
}
);
out =
render_diagnostic_human
(d, lm,
false
,
false
);
ref =
S
(
R"""(
semantic error: Error with label no message
--> input.txt:1:5
|
1 | One line text
| ^^^^
)"""
);
CHECK
(out == ref);
//
1 Label 2 Spans
d =
Diagnostic
(
"
Error with label and message
"
,
Level::Error, Stage::Semantic, {
Label
(
"
label message
"
, {loc1, loc2})
}
);
out =
render_diagnostic_human
(d, lm,
false
,
false
);
ref =
S
(
R"""(
semantic error: Error with label and message
--> input.txt:1:5
|
1 | One line text
| ^^^^ ^^^^ label message
)"""
);
CHECK
(out == ref);
//
1 Label 3 Spans
d =
Diagnostic
(
"
Error with label and message
"
,
Level::Error, Stage::Semantic, {
Label
(
"
label message
"
, {loc1, loc2, loc3})
}
);
out =
render_diagnostic_human
(d, lm,
false
,
false
);
ref =
S
(
R"""(
semantic error: Error with label and message
--> input.txt:1:5
|
1 | One line text
| ^^^^ ^^^^ label message
|
1 | One line text
| ^^^ label message
)"""
);
CHECK
(out == ref);
//
2 Label 1 Span
d =
Diagnostic
(
"
Error with two labels and message
"
,
Level::Error, Stage::Semantic, {
Label
(
"
label1 message
"
, {loc1}),
Label
(
"
label2 message
"
, {loc2})
}
);
out =
render_diagnostic_human
(d, lm,
false
,
false
);
ref =
S
(
R"""(
semantic error: Error with two labels and message
--> input.txt:1:5
|
1 | One line text
| ^^^^ label1 message
|
1 | One line text
| ^^^^ label2 message
)"""
);
CHECK
(out == ref);
//
3 Label 1 Span
d =
Diagnostic
(
"
Error with two labels and message
"
,
Level::Error, Stage::Semantic, {
Label
(
"
label1 message
"
, {loc1}),
Label
(
"
label2 message
"
, {loc2}),
Label
(
"
label3 message
"
, {loc3})
}
);
out =
render_diagnostic_human
(d, lm,
false
,
false
);
ref =
S
(
R"""(
semantic error: Error with two labels and message
--> input.txt:1:5
|
1 | One line text
| ^^^^ label1 message
|
1 | One line text
| ^^^^ label2 message
|
1 | One line text
| ^^^ label3 message
)"""
);
CHECK
(out == ref);
//
3 Label 1 Span, one primary, two secondary
d =
Diagnostic
(
"
Error with two labels and message
"
,
Level::Error, Stage::Semantic, {
Label
(
"
label1 primary message
"
, {loc1}),
Label
(
"
label2 secondary message
"
, {loc2},
false
),
Label
(
"
label3 secondary message
"
, {loc3},
false
)
}
);
out =
render_diagnostic_human
(d, lm,
false
,
false
);
ref =
S
(
R"""(
semantic error: Error with two labels and message
--> input.txt:1:5
|
1 | One line text
| ^^^^ label1 primary message
|
1 | One line text
| ~~~~ label2 secondary message
|
1 | One line text
| ~~~ label3 secondary message
)"""
);
CHECK
(out == ref);
//
3 Label 2 Spans, secondary, primary, secondary
d =
Diagnostic
(
"
Error with three labels and message, two spans
"
,
Level::Error, Stage::Semantic, {
Label
(
"
label1 secondary message
"
, {loc1, loc2},
false
),
Label
(
"
label2 primary message
"
, {loc3, loc2}),
Label
(
"
label3 secondary message
"
, {loc3},
false
)
}
);
out =
render_diagnostic_human
(d, lm,
false
,
false
);
ref =
S
(
R"""(
semantic error: Error with three labels and message, two spans
--> input.txt:1:5
|
1 | One line text
| ~~~~ ~~~~ label1 secondary message
|
1 | One line text
| ^^^ ^^^^ label2 primary message
|
1 | One line text
| ~~~ label3 secondary message
)"""
);
CHECK
(out == ref);
}
TEST_CASE
(
"
Error Render: primary/secondary labels, multi line
"
) {
std::string out, ref, input;
Location loc1, loc2, loc3;
LocationManager lm;
input =
"
One line text
\n
Second line text
\n
Third line text
\n
"
;
{
std::ofstream
out
(
"
input.txt
"
);
out << input;
LocationManager::FileLocations fl;
fl.
in_filename
=
"
input.txt
"
;
lm.
get_newlines
(input, fl.
in_newlines
);
fl.
out_start
.
push_back
(
0
);
fl.
in_start
.
push_back
(
0
);
fl.
in_start
.
push_back
(input.
size
());
fl.
out_start
.
push_back
(input.
size
());
lm.
files
.
push_back
(fl);
lm.
file_ends
.
push_back
(input.
size
());
}
loc1.
first
=
4
;
//
1 line
loc1.
last
=
24
;
//
2 line
loc2.
first
=
9
;
//
1 text
loc2.
last
=
35
;
//
3 Third
loc3.
first
=
0
;
//
1 One
loc3.
last
=
2
;
//
3 Third
//
1 Label 1 Span
auto
d =
Diagnostic
(
"
Error with label no message
"
,
Level::Error, Stage::Semantic, {
Label
(
"
Multilines
"
, {loc1})
}
);
out =
render_diagnostic_human
(d, lm,
false
,
false
);
ref =
S
(
R"""(
semantic error: Error with label no message
--> input.txt:1:5 - 2:11
|
1 | One line text
| ^^^^^^^^^...
...
|
2 | Second line text
| ...^^^^^^^^^^^ Multilines
)"""
);
CHECK
(out == ref);
//
1 Label 2 Span
d =
Diagnostic
(
"
Error with label, two spans
"
,
Level::Error, Stage::Semantic, {
Label
(
"
Two spans
"
, {loc1, loc2})
}
);
out =
render_diagnostic_human
(d, lm,
false
,
false
);
ref =
S
(
R"""(
semantic error: Error with label, two spans
--> input.txt:1:5 - 2:11
|
1 | One line text
| ^^^^^^^^^...
...
|
2 | Second line text
| ...^^^^^^^^^^^ Two spans
|
1 | One line text
| ^^^^...
...
|
3 | Third line text
| ...^^^^^ Two spans
)"""
);
CHECK
(out == ref);
//
1 Label 2 Span
d =
Diagnostic
(
"
Error with label, two spans
"
,
Level::Error, Stage::Semantic, {
Label
(
"
Two spans
"
, {loc3, loc2})
}
);
out =
render_diagnostic_human
(d, lm,
false
,
false
);
ref =
S
(
R"""(
semantic error: Error with label, two spans
--> input.txt:1:1
|
1 | One line text
| ^^^ Two spans
|
1 | One line text
| ^^^^...
...
|
3 | Third line text
| ...^^^^^ Two spans
)"""
);
CHECK
(out == ref);
}
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