wasm: test (not for upstream)

Change-Id: Id221e8395516d3b7227267fecacc0ef78118041c

Dockerfile

@@ -0,0 +1,20 @@
+FROM golang:1.10-alpine
+
+RUN apk add --no-cache bash build-base nodejs
+
+ENV GOROOT=/usr/local/go-wasm
+ADD src $GOROOT/src
+ADD misc $GOROOT/misc
+ADD test $GOROOT/test
+RUN ln -s $GOROOT/misc/wasm/go_js_wasm_exec /usr/local/bin/go_js_wasm_exec
+
+RUN echo "dev" > $GOROOT/VERSION
+RUN cd $GOROOT/src && ./make.bash
+ENV PATH=$GOROOT/bin:$PATH
+RUN cd $GOROOT/test && go build run.go
+
+ENV GOARCH=wasm
+ENV GOOS=js
+RUN go install -v std
+RUN go test -short std
+RUN cd $GOROOT/test && ./run -v

test.sh

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+#!/bin/bash
+set -ex
+
+# cd src/cmd/compile/internal/ssa/gen
+# go run *.go
+# cd -
+
+env GOROOT=$PWD toolstash go install -v -toolexec=toolstash cmd
+
+# env GOOS=js GOARCH=wasm GOSSAFUNC=$SSA ./bin/go build -gcflags '-l -c 1' runtime/internal/sys
+env GOOS=js GOARCH=wasm GOSSAFUNC=$SSA ./bin/go build -a -gcflags '-l -c 1' -o ~/src/test2/test.wasm test2
+# env GOOS=js GOARCH=wasm GOSSAFUNC=$SSA ./bin/go test -c -a -gcflags '-l -c 1' -o ~/src/test2/test.wasm go/printer
+
+# wasm2wast --no-check ~/src/test2/test.wasm > ~/src/test2/test.wat
+# wast2wasm ~/src/test2/test.wat > /dev/null
+
+go_js_wasm_exec ~/src/test2/test.wasm -test.v -test.short -test.run=TestLargeStringWrites
+
+# cd ~/src/test2/
+# wasm-opt test.wasm -o test.wasm --debuginfo
+# wasm2wast test.wasm > test.wat
+
+# wasm-opt test.wasm -o test-opt.wasm --debuginfo -Oz
+# wasm2wast test-opt.wasm > test-opt.wat
+
+# diff -w -u test.wat test-opt.wat > wat.diff

test_core.sh

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+#!/bin/bash
+set -ex
+
+env GOROOT=$PWD toolstash go install -v -toolexec=toolstash cmd
+
+export PATH=$PWD/bin:$PATH
+export GOOS=js
+export GOARCH=wasm
+
+cd test
+./run -v