Remove web3Factory.create and remove dev-tools dependency on sol-cov

2 files changed, 24 insertions, 1 deletions

diff --git a/packages/contracts/test/global_hooks.ts b/packages/contracts/test/global_hooks.ts
index 089521d94..509dc6837 100644
--- a/packages/contracts/test/global_hooks.ts
+++ b/packages/contracts/test/global_hooks.ts
@@ -1,4 +1,6 @@
-import { coverage, env, EnvVars } from '@0xproject/dev-utils';
+import { env, EnvVars } from '@0xproject/dev-utils';
+
+import { coverage } from './utils/coverage';
 
 after('generate coverage report', async () => {
     if (env.parseBoolean(EnvVars.SolidityCoverage)) {
diff --git a/packages/contracts/test/utils/coverage.ts b/packages/contracts/test/utils/coverage.ts
new file mode 100644
index 000000000..e3c5be428
--- /dev/null
+++ b/packages/contracts/test/utils/coverage.ts
@@ -0,0 +1,21 @@
+import { devConstants } from '@0xproject/dev-utils';
+import { CoverageSubprovider, ZeroExArtifactAdapter } from '@0xproject/sol-cov';
+import * as fs from 'fs';
+import * as _ from 'lodash';
+
+let coverageSubprovider: CoverageSubprovider;
+
+export const coverage = {
+    getCoverageSubproviderSingleton(): CoverageSubprovider {
+        if (_.isUndefined(coverageSubprovider)) {
+            coverageSubprovider = coverage._getCoverageSubprovider();
+        }
+        return coverageSubprovider;
+    },
+    _getCoverageSubprovider(): CoverageSubprovider {
+        const defaultFromAddress = devConstants.TESTRPC_FIRST_ADDRESS;
+        const config = JSON.parse(fs.readFileSync('compiler.json').toString());
+        const zeroExArtifactsAdapter = new ZeroExArtifactAdapter(config.artifactsDir, config.contractsDir);
+        return new CoverageSubprovider(zeroExArtifactsAdapter, defaultFromAddress);
+    },
+};