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Stage2/Testing: Simply incremental compilation tests

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This commit is contained in:
Noam Preil 2020-06-26 05:00:53 -04:00
parent c8f60b2e2f
commit 0e952a9f3a
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GPG Key ID: FC347E7C85BE8238
2 changed files with 65 additions and 51 deletions
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26
src-self-hosted/test.zig
View File

@ -274,6 +274,32 @@ pub const TestContext = struct {
ctx.addObj(name, target, T).compiles(src);
}
pub fn incrementalFailure(
ctx: *TestContext,
name: []const u8,
target: std.zig.CrossTarget,
src: [:0]const u8,
expected_errors: []const []const u8,
fixed_src: [:0]const u8,
) void {
var case = ctx.addObj(name, target, .Zig);
case.addError(src, expected_errors);
case.compiles(fixed_src);
}
pub fn incrementalFailureZIR(
ctx: *TestContext,
name: []const u8,
target: std.zig.CrossTarget,
src: [:0]const u8,
expected_errors: []const []const u8,
fixed_src: [:0]const u8,
) void {
var case = ctx.addObj(name, target, .ZIR);
case.addError(src, expected_errors);
case.compiles(fixed_src);
}
pub fn compiles(
ctx: *TestContext,
name: []const u8,

90
test/stage2/compile_errors.zig
View File

@ -43,58 +43,46 @@ pub fn addCases(ctx: *TestContext) !void {
\\@1 = export(@0, "start")
, &[_][]const u8{":4:9: error: unable to call function with naked calling convention"});
{
var case = ctx.objZIR("exported symbol collision", linux_x64);
// First, ensure we receive the error correctly
case.addError(
\\@noreturn = primitive(noreturn)
\\
\\@start_fnty = fntype([], @noreturn)
\\@start = fn(@start_fnty, {})
\\
\\@0 = str("_start")
\\@1 = export(@0, "start")
\\@2 = export(@0, "start")
, &[_][]const u8{":8:13: error: exported symbol collision: _start"});
// Next, ensure everything works properly on the next compilation with the problem fixed
case.compiles(
\\@noreturn = primitive(noreturn)
\\
\\@start_fnty = fntype([], @noreturn)
\\@start = fn(@start_fnty, {})
\\
\\@0 = str("_start")
\\@1 = export(@0, "start")
);
}
ctx.incrementalFailureZIR("exported symbol collision", linux_x64,
\\@noreturn = primitive(noreturn)
\\
\\@start_fnty = fntype([], @noreturn)
\\@start = fn(@start_fnty, {})
\\
\\@0 = str("_start")
\\@1 = export(@0, "start")
\\@2 = export(@0, "start")
, &[_][]const u8{":8:13: error: exported symbol collision: _start"},
\\@noreturn = primitive(noreturn)
\\
\\@start_fnty = fntype([], @noreturn)
\\@start = fn(@start_fnty, {})
\\
\\@0 = str("_start")
\\@1 = export(@0, "start")
);
ctx.incrementalFailure("function redefinition", linux_x64,
\\fn entry() void {}
\\fn entry() void {}
, &[_][]const u8{":2:4: error: redefinition of 'entry'"},
\\fn entry() void {}
);
// TODO: need to make sure this works with other variants of export.
// As is, the same error occurs without export.
{
var case = ctx.obj("exported symbol collision", linux_x64);
case.addError(
\\export fn entry() void {}
\\export fn entry() void {}
, &[_][]const u8{":2:11: error: redefinition of 'entry'"});
case.compiles(
\\export fn entry() void {}
);
case.addError(
\\fn entry() void {}
\\fn entry() void {}
, &[_][]const u8{":2:4: error: redefinition of 'entry'"});
case.compiles(
\\export fn entry() void {}
);
}
{
var case = ctx.obj("missing function name", linux_x64);
case.addError(
\\fn() void {}
, &[_][]const u8{":1:3: error: missing function name"});
case.compiles(
\\fn a() void {}
);
}
ctx.incrementalFailure("function redefinition", linux_x64,
\\export fn entry() void {}
\\export fn entry() void {}
, &[_][]const u8{":2:11: error: redefinition of 'entry'"},
\\export fn entry() void {}
);
ctx.incrementalFailure("missing function name", linux_x64,
\\fn() void {}
, &[_][]const u8{":1:3: error: missing function name"},
\\fn a() void {}
);
// TODO: re-enable these tests.
// https://github.com/ziglang/zig/issues/1364